CN220974398U - Bearing floating spring reset mechanism - Google Patents
Bearing floating spring reset mechanism Download PDFInfo
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- CN220974398U CN220974398U CN202322548317.6U CN202322548317U CN220974398U CN 220974398 U CN220974398 U CN 220974398U CN 202322548317 U CN202322548317 U CN 202322548317U CN 220974398 U CN220974398 U CN 220974398U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 21
- 238000000429 assembly Methods 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a bearing floating spring reset mechanism, and belongs to a positioning assembly mechanism for a rear suspension and a chassis of an automobile. A group of parallel upper large flat plates are fixedly connected with a group of upper small flat plates, the reset plate connecting piece is fixedly connected with the upper large flat plates, the reset plate is fixedly connected with the lower part of the reset plate connecting piece, the supporting plates are respectively fixedly connected with the upper large flat plates above the bearing assemblies, and the positioning pins are fixedly connected with the upper large flat plates. The advantages are that: novel structure utilizes six sets of terminal surface bearings to play support, floating effect to upper portion tray to utilize two sets of spring assembly to play the effect of replying the normal position, the degree of flexibility is high, and is reliable and stable, and convenient to use has solved chassis tray, the assembly problem of back suspension tray, through using in the back suspension assembly line project of car bus, has satisfied the floating positioning assembly requirement of multi-vehicle type automobile body product, and is respond well.
Description
Technical Field
The utility model belongs to a positioning assembly mechanism of a rear suspension and a chassis of an automobile, and particularly relates to a bearing floating spring reset mechanism.
Background
The existing automobile production line generally comprises multiple automobile types, but the existing production line is designed for a single automobile type, so that the production cost is increased, in order to save the manufacturing cost, the chassis tray or the rear suspension tray can be flexibly adapted to the multiple automobile types by improving process equipment, so that the cost of the process equipment can be reduced, the manufacturing cost of automobile manufacturers is also reduced, and the automobile equipment provider is required to develop an assembly mechanism with high flexibility.
Disclosure of Invention
The utility model provides a bearing floating spring reset mechanism, and aims to provide a positioning assembly mechanism of a rear suspension and a chassis with high flexibility.
The technical scheme includes that the device comprises an upper disc assembly, a lower disc assembly, bearing assemblies and spring reset assemblies, wherein three bearing assemblies are used for connecting one group of upper large flat plates of the upper disc assembly and a group of lower large flat plates of the lower disc assembly in a floating manner, the other group of upper large flat plates and the other group of lower large flat plates of the upper disc assembly are connected in a floating manner by the other three bearing assemblies, the lower parts of the two spring reset assemblies are respectively fixedly connected with a lower small flat plate of the lower disc assembly, and the upper parts of the two spring reset assemblies are respectively connected with a reset plate of the upper disc assembly in a sliding manner by spherical reset blocks.
The upper disc assembly comprises an upper large flat plate, an upper small flat plate, a reset plate connecting piece, a supporting plate and a locating pin, wherein a group of parallel upper large flat plates are fixedly connected with a group of upper small flat plates, the reset plate connecting piece is fixedly connected with the upper large flat plates, the reset plate is fixedly connected with the lower part of the reset plate connecting piece, the supporting plate is respectively fixedly connected with the upper large flat plates above the bearing assembly, and the locating pin is fixedly connected with the upper large flat plates.
The lower part of the reset plate is provided with a spherical pit.
The lower disc assembly comprises a lower large flat plate and a lower small flat plate, wherein a group of parallel lower large flat plates are fixedly connected with a group of lower small flat plates.
The bearing assembly comprises a screw I, a toothed washer, a partition plate, a positioning shaft, a wear-resistant bushing, an end face bearing and a positioning shaft seat, wherein the positioning shaft seat is fixedly connected with a lower large plate of the lower disc assembly, the end face bearing is respectively connected with the positioning shaft seat and an upper large plate of the upper disc assembly, the screw I penetrates through the toothed washer and the partition plate to fixedly connect the positioning shaft with the positioning shaft seat, the wear-resistant bushing is sleeved outside the positioning shaft, and a floating gap L is formed between the wear-resistant bushing and the wall of the upper large plate.
The floating amount of the floating gap L is + -7 mm.
The end face bearing is reversely installed.
The spring reset assembly comprises a spherical reset block, a guide disc, a spring, a stud, a nut, a linear bearing seat, a linear bearing, a baffle, a screw II and a gasket, wherein the screw II passes through the baffle and is fixedly connected with the lower part of the guide disc, the guide disc is in sliding connection with the linear bearing, the linear bearing is in transition fit with a hole of a lower small flat plate of the lower disc assembly, the upper hole of the guide disc is in interference fit with the spherical reset block, 4 light holes are formed in the periphery of the guide disc and are respectively in clearance fit with an optical axis at the upper end of the stud, the lower end of the stud is in threaded connection with a threaded hole on the lower small flat plate and is fastened by the nut, the spring is installed between the gasket and the guide disc to play a buffering and floating role, the linear bearing seat is fixedly connected with the lower end of the stud, and the upper end of the linear bearing seat is in supporting connection with the linear bearing.
The utility model has the advantages that: novel structure utilizes six sets of terminal surface bearings to play support, floating effect to upper portion tray to utilize two sets of spring assembly to play the effect of replying the normal position, the degree of flexibility is high, and is reliable and stable, and convenient to use has solved chassis tray, the assembly problem of back suspension tray, through using in the back suspension assembly line project of car bus, has satisfied the floating positioning assembly requirement of multi-vehicle type automobile body product, and is respond well.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a sectional view B-B of FIG. 1;
Fig. 5 is an isometric view of the present utility model.
Detailed Description
As shown in fig. 1, 2, 3 and 4, the device comprises an upper disc assembly 1, a lower disc assembly 2, bearing assemblies 3 and spring reset assemblies 4, wherein three bearing assemblies 3 are used for floating connection of one group of upper large flat plates 101 of the upper disc assembly 1 and lower large flat plates 201 of the lower disc assembly 2, the other three bearing assemblies 3 are used for floating connection of the other group of upper large flat plates 101 and lower large flat plates 201, the lower parts of the two spring reset assemblies 4 are respectively fixedly connected with lower small flat plates 202 of the lower disc assembly 2, and the upper parts are respectively in sliding connection with reset plates 103 of the upper disc assembly 1 through spherical reset blocks 401.
As shown in fig. 2, 3 and 4, the upper disc assembly 1 includes an upper large flat plate 101, an upper small flat plate 102, a reset plate 103, a reset plate connecting member 104, a support plate 105 and a positioning pin 106, wherein a group of parallel upper large flat plates 101 are fixedly connected with a group of upper small flat plates 102, the reset plate connecting member 104 is fixedly connected with the upper large flat plates 101, the reset plate 103 is fixedly connected with the lower part of the reset plate connecting member 104, the support plate 105 is respectively fixedly connected with the upper large flat plates 101 above the bearing assemblies 3, and the positioning pin 106 is fixedly connected with the upper large flat plates 101.
The lower part of the reset plate 103 is provided with a spherical pit.
As shown in fig. 3, the bottom wall assembly 2 includes a lower large plate 201 and a lower small plate 202, wherein a group of parallel lower large plates 201 are fixedly connected with a group of lower small plates 202.
As shown in fig. 4, the bearing assembly 3 includes a first screw 301, a toothed washer 302, a partition 303, a positioning shaft 304, a wear-resistant bushing 305, an end surface bearing 306, and a positioning shaft seat 307, where the positioning shaft seat 307 is fixedly connected with the lower large plate 201 of the lower disc assembly 2, the end surface bearing 306 is respectively connected with the positioning shaft seat 307 and the upper large plate 101 of the upper disc assembly 1, the first screw 301 passes through the toothed washer 302 and the partition 303 to fixedly connect the positioning shaft 304 with the positioning shaft seat 307, the wear-resistant bushing 305 is sleeved outside the positioning shaft 304, and the wall of the wear-resistant bushing 305 and the wall of the upper large plate 101 have a floating gap L.
The floating amount of the floating gap L is + -7 mm.
The end face bearing 306 is mounted in reverse.
The spring reset assembly 4 comprises a spherical reset block 401, a guide disc 402, a spring 403, a stud 404, a nut 405, a linear bearing seat 406, a linear bearing 407, a baffle 408, a second screw 409 and a gasket 410, wherein the second screw 409 passes through the baffle 408 and is fixedly connected with the lower part of the guide disc 402, the guide disc 402 is in sliding connection with the linear bearing 407, the linear bearing 407 is in transition fit with a hole of a lower small flat plate 202 of the lower disc assembly 2, an upper hole of the guide disc 402 is in interference fit with the spherical reset block 401, 4 light holes are formed in the periphery of the guide disc 402 and are respectively in clearance fit with an optical axis at the upper end of the stud 404, the lower end of the stud 404 is in threaded connection with a threaded hole on the lower small flat plate 202 and is fastened by the nut 405, the spring 403 is installed between the gasket 410 and the guide disc 402 to play a buffering and floating role, the linear bearing seat 406 is fixedly connected with the lower end of the stud 404, and the upper end of the linear bearing 407 is in supporting connection.
Principle of operation
The floating and resetting functions of the upper disc relative to the lower disc are realized by using the middle 6 bearing assemblies and the 2 spring resetting assemblies, the upper disc assembly can float back and forth and left and right relative to the static lower disc assembly 2 under the action of the middle bearing assembly 3, the floating amount is +/-7 mm, and after the upper disc assembly 1 finishes positioning matching work, the upper disc assembly returns to the initial position under the action of the middle spring resetting assembly 4, namely the spherical resetting block 401 is jacked up by the spring 403, so that the spherical resetting block slides into the spherical pit at the lower part of the resetting plate 103.
Claims (8)
1. A bearing floating spring return mechanism is characterized in that: the device comprises an upper disc assembly, a lower disc assembly, bearing assemblies and spring reset assemblies, wherein three bearing assemblies are used for floating connection of a group of upper large flat plates of the upper disc assembly and a group of lower large flat plates of the lower disc assembly, another group of upper large flat plates and another group of lower large flat plates of the bearing assemblies are used for floating connection, the lower parts of the two spring reset assemblies are respectively fixedly connected with the lower small flat plates of the lower disc assembly, and the upper parts of the two spring reset assemblies are respectively in sliding connection with the reset plates of the upper disc assembly through spherical reset blocks.
2. A bearing floating spring return mechanism in accordance with claim 1 wherein: the upper disc assembly comprises an upper large flat plate, an upper small flat plate, a reset plate connecting piece, a supporting plate and a locating pin, wherein a group of parallel upper large flat plates are fixedly connected with a group of upper small flat plates, the reset plate connecting piece is fixedly connected with the upper large flat plates, the reset plate is fixedly connected with the lower part of the reset plate connecting piece, the supporting plate is respectively fixedly connected with the upper large flat plates above the bearing assembly, and the locating pin is fixedly connected with the upper large flat plates.
3. A bearing floating spring return mechanism in accordance with claim 2 wherein: the lower part of the reset plate is provided with a spherical pit.
4. A bearing floating spring return mechanism in accordance with claim 1 wherein: the lower disc assembly comprises a lower large flat plate and a lower small flat plate, wherein a group of parallel lower large flat plates are fixedly connected with a group of lower small flat plates.
5. A bearing floating spring return mechanism in accordance with claim 1 wherein: the bearing assembly comprises a screw I, a toothed washer, a partition plate, a positioning shaft, a wear-resistant bushing, an end face bearing and a positioning shaft seat, wherein the positioning shaft seat is fixedly connected with a lower large plate of the lower disc assembly, the end face bearing is respectively connected with the positioning shaft seat and an upper large plate of the upper disc assembly, the screw I penetrates through the toothed washer and the partition plate to fixedly connect the positioning shaft with the positioning shaft seat, the wear-resistant bushing is sleeved outside the positioning shaft, and a floating gap L is formed between the wear-resistant bushing and the wall of the upper large plate.
6. A bearing floating spring return mechanism in accordance with claim 5 wherein: the floating amount of the floating gap L is + -7 mm.
7. A bearing floating spring return mechanism in accordance with claim 5 wherein: the end face bearing is reversely installed.
8. A bearing floating spring return mechanism in accordance with claim 1 wherein: the spring reset assembly comprises a spherical reset block, a guide disc, a spring, a stud, a nut, a linear bearing seat, a linear bearing, a baffle, a screw II and a gasket, wherein the screw II passes through the baffle and is fixedly connected with the lower part of the guide disc, the guide disc is in sliding connection with the linear bearing, the linear bearing is in transition fit with a hole of a lower small flat plate of the lower disc assembly, the upper hole of the guide disc is in interference fit with the spherical reset block, 4 light holes are formed in the periphery of the guide disc and are respectively in clearance fit with an optical axis at the upper end of the stud, the lower end of the stud is in threaded connection with a threaded hole on the lower small flat plate and is fastened by the nut, the spring is installed between the gasket and the guide disc to play a buffering and floating role, the linear bearing seat is fixedly connected with the lower end of the stud, and the upper end of the linear bearing seat is in supporting connection with the linear bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322548317.6U CN220974398U (en) | 2023-09-20 | 2023-09-20 | Bearing floating spring reset mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322548317.6U CN220974398U (en) | 2023-09-20 | 2023-09-20 | Bearing floating spring reset mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220974398U true CN220974398U (en) | 2024-05-17 |
Family
ID=91042577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322548317.6U Active CN220974398U (en) | 2023-09-20 | 2023-09-20 | Bearing floating spring reset mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220974398U (en) |
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2023
- 2023-09-20 CN CN202322548317.6U patent/CN220974398U/en active Active
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