CN211054849U - Caster bottom plate and support riveting structure - Google Patents
Caster bottom plate and support riveting structure Download PDFInfo
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- CN211054849U CN211054849U CN201922172593.0U CN201922172593U CN211054849U CN 211054849 U CN211054849 U CN 211054849U CN 201922172593 U CN201922172593 U CN 201922172593U CN 211054849 U CN211054849 U CN 211054849U
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- bottom plate
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- track
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Abstract
The utility model discloses a caster bottom plate and support riveting structure, which comprises a bottom plate and a support, wherein the bottom plate is provided with an upper riveting hole, the support is provided with a lower riveting hole, and the upper riveting hole and the lower riveting hole are mutually rotationally connected after being riveted through a rivet; the socket nail is in a hollow tubular shape, the upper end of the socket nail penetrates through the lower riveting hole and the upper riveting hole upwards, the riveting end is spun by a spinning head of a spin riveting machine to form an everted riveting edge, and the bottom plate and the support are limited between the big head end and the riveting edge. The utility model discloses the degree of turning up at the riveting edge that turns up that forms when can be through control spinning controls bottom plate and support riveted elasticity for the bottom plate with support riveting after rotate more steady, and axial firm in connection, clearance fit is inseparabler each other.
Description
Technical Field
The utility model relates to a truckle specifically is a truckle bottom plate and support riveted structure.
Background
At present, a base plate and a support of a common caster on the market are movably hinged through a rotating shaft, the supporting capacity of a rotating vehicle is poor, and the base plate is inconvenient to connect with a connecting hole at the bottom end of equipment using the caster, so that the applicant invents and creates the technology of the patent application.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is not enough to prior art, provide a simple structure, convenient to use's truckle bottom plate and support riveted structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a truckle bottom plate and support riveted structure, includes bottom plate and support, its characterized in that: the bottom plate is provided with an upper riveting hole, the bracket is provided with a lower riveting hole, and the upper riveting hole and the lower riveting hole are mutually rotationally connected after being riveted through a rivet;
the nest nail is in a hollow tubular shape, the lower end of the nest nail is a big head end, the upper end of the nest nail is a riveting end, the upper end of the nest nail upwards penetrates through the lower riveting hole and the upper riveting hole and then is subjected to spinning by a spinning head of a spin riveting machine to form an everted riveting edge, and the bottom plate and the support are limited between the big head end and the riveting edge.
A truckle bottom plate and support riveted structure as above, its characterized in that: an upper steel ball assembly which plays a role in supporting and rotating is arranged between the bottom plate and the bracket; lower steel ball components which play supporting and rotating roles are arranged between the bottom plate and the big end of the socket nail.
A truckle bottom plate and support riveted structure as above, its characterized in that: the steel ball feeding mechanism is characterized in that the bottom plate and a steel ball feeding assembly between the supports are arranged in a manganese sheet feeding track, the manganese sheet feeding track is located between the bottom plate and the supports and is in a circular ring shape, the nest nails are inserted into the inner ring of the manganese sheet feeding track, the manganese sheet feeding track is provided with an outer ring and an inner ring which are turned upwards, and a plurality of steel balls on the steel ball feeding assembly are arranged in an upper circular groove formed by the outer ring and the inner ring of the manganese sheet feeding track.
A truckle bottom plate and support riveted structure as above, its characterized in that: the lower steel ball assembly between the support and the big end of the socket nail is arranged in a lower manganese sheet track, the lower manganese sheet track is located between the support and the big end of the socket nail, the lower manganese sheet track is in an inverted circular ring shape, the socket nail is inserted in an inner ring of the lower manganese sheet track, the lower manganese sheet track is provided with an outer ring and an inner ring which are turned downwards, and a plurality of steel balls on the lower steel ball assembly are arranged in a lower circular groove formed by the outer ring and the inner ring of the lower manganese sheet track.
The utility model has the advantages that:
1. the tightness of riveting the base plate and the support can be controlled by controlling the eversion degree of the eversion riveting edge formed during spinning, so that the base plate and the support can rotate more stably after being riveted, the axial connection is firm, and the mutual clearance fit is tighter.
2. Steel ball assemblies which play supporting and rotating roles are arranged between the bottom plate and the support and between the support and the big end of the socket nail, steel balls are added, bearing is increased, and rotation is flexible.
3. The upper manganese sheet track and the lower manganese sheet track adopt manganese sheet tracks, which is beneficial to prolonging the service life of the utility model.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is an exploded schematic view of the embodiment of the present invention.
Fig. 3 is a schematic view of an internal connection structure according to an embodiment of the present invention.
The steel ball type manganese steel plate comprises a bottom plate 1, a support 2, a socket nail 3, an upper manganese sheet rail 4, an upper circular groove 41, a lower manganese sheet rail 5, a lower circular groove 51, an upper steel ball assembly 61, a lower steel ball assembly 62, a base 101, an adjusting screw 102, a shaft locking screw 103, a shaft 104, a roller 105, a roller gasket 106, an adjusting screw locking gasket 107 and an adjusting screw locking screw 108.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1, 2 and 3, a caster bottom plate and bracket riveting structure comprises a bottom plate 1 and a bracket 2, wherein the bottom plate 1 is provided with an upper riveting hole, the bracket 2 is provided with a lower riveting hole, and the upper riveting hole and the lower riveting hole are connected in a mutual rotating manner after being riveted through a rivet 3.
In this application, nest nail 3 is the cavity tubulose, and 3 lower extremes of nest nail are big head end, and 3 upper ends of nest nail are riveting end, and 3 upper ends of nest nail upwards pass riveting hole down, go up behind the riveting hole and will rivet the end spinning and form the riveting edge that turns up through spin riveting machine's spinning head, and bottom plate and support are restricted between big head end and the riveting edge.
In this application, the degree of turning up at the riveting edge of turning up that is the formation through control spinning controls bottom plate and support riveted elasticity for the bottom plate with support riveting after rotate more steadily, and axial connection is firm, clearance fit is inseparabler each other.
In the application, the spin riveting machine is the prior art, and the spinning precision of the spin riveting head of the spin riveting machine is the design precision of the spin riveting machine, and does not belong to the protection scope claimed by the application. The spinning depth of a spinning head of the spin riveting machine is controlled, so that the distance between the bottom plate and the support 2 is 0.05-0.2 mm of fit clearance. The support 2 and the bottom plate 1 are connected by adopting a spin riveting process, so that the bottom plate 1 and the support 2 are riveted more stably and firmly, and the fit clearance is more precise.
In the application, an upper steel ball component 61 for supporting and rotating is arranged between the bottom plate 1 and the bracket 2; lower steel ball components 62 for supporting and rotating are arranged between the bottom plate 1 and the large head end of the socket nail 3.
Wherein, last steel ball subassembly 61 between bottom plate 1 and the support is arranged in one and is gone up manganese piece track 4, goes up manganese piece track 4 and is located between bottom plate 1 and the support 2, goes up manganese piece track 4 and is the ring form, and nest nail 3 alternates in last manganese piece track 4 inner circle, goes up manganese piece track 4 and has turn-ups's outer lane and inner circle, goes up in a plurality of steel balls on steel ball subassembly 61 and arranges in last circular groove 41 that last manganese piece track 4's outer lane and inner circle formed.
The lower steel ball assembly 62 between the large head ends of the support 2 and the socket nail 3 is arranged in a lower manganese sheet track 5, the lower manganese sheet track 5 is arranged between the support 2 and the large head ends of the socket nail 3, the lower manganese sheet track 5 is in an inverted circular ring shape, the socket nail 3 is inserted in an inner ring of the lower manganese sheet track 5, the lower manganese sheet track 5 is provided with an outer ring and an inner ring which are turned downwards, and a plurality of steel balls on the lower steel ball assembly 62 are arranged in a lower circular ring-shaped groove 51 formed by the outer ring and the inner ring of the lower manganese sheet track 5.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a truckle bottom plate and support riveted structure, includes bottom plate and support, its characterized in that: the bottom plate is provided with an upper riveting hole, the bracket is provided with a lower riveting hole, and the upper riveting hole and the lower riveting hole are mutually rotationally connected after being riveted through a rivet;
the socket nail is in a hollow tubular shape, the lower end of the socket nail is a big head end, the upper end of the socket nail is a riveting end, the upper end of the socket nail upwards penetrates through the lower riveting hole and the upper riveting hole and then is subjected to spinning by a spinning head of a spin riveting machine to form an everted riveting edge, and therefore the bottom plate and the support are limited between the big head end and the riveting edge.
2. The caster floor-to-frame riveted joint as recited in claim 1, wherein: an upper steel ball assembly which plays a role in supporting and rotating is arranged between the bottom plate and the bracket; and lower steel ball components for supporting and rotating are arranged between the bracket and the big end of the socket nail.
3. The caster floor-to-frame riveted joint as recited in claim 2, wherein: the steel ball feeding mechanism is characterized in that the bottom plate and a steel ball feeding assembly between the supports are arranged in a manganese sheet feeding track, the manganese sheet feeding track is located between the bottom plate and the supports and is in a circular ring shape, the nest nails are inserted into the inner ring of the manganese sheet feeding track, the manganese sheet feeding track is provided with an outer ring and an inner ring which are turned upwards, and a plurality of steel balls on the steel ball feeding assembly are arranged in an upper circular groove formed by the outer ring and the inner ring of the manganese sheet feeding track.
4. A caster floor-and-bracket riveted structure according to claim 2 or 3, wherein: the lower steel ball assembly between the support and the big end of the socket nail is arranged in a lower manganese sheet track, the lower manganese sheet track is located between the support and the big end of the socket nail, the lower manganese sheet track is in an inverted circular ring shape, the socket nail is inserted in an inner ring of the lower manganese sheet track, the lower manganese sheet track is provided with an outer ring and an inner ring which are turned downwards, and a plurality of steel balls on the lower steel ball assembly are arranged in a lower circular groove formed by the outer ring and the inner ring of the lower manganese sheet track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922172593.0U CN211054849U (en) | 2019-12-06 | 2019-12-06 | Caster bottom plate and support riveting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922172593.0U CN211054849U (en) | 2019-12-06 | 2019-12-06 | Caster bottom plate and support riveting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211054849U true CN211054849U (en) | 2020-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922172593.0U Active CN211054849U (en) | 2019-12-06 | 2019-12-06 | Caster bottom plate and support riveting structure |
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| CN (1) | CN211054849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457861A (en) * | 2021-09-06 | 2021-10-01 | 创志科技(江苏)股份有限公司 | Cyclone dust removal equipment and conveying system for fluidized bed using same |
-
2019
- 2019-12-06 CN CN201922172593.0U patent/CN211054849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457861A (en) * | 2021-09-06 | 2021-10-01 | 创志科技(江苏)股份有限公司 | Cyclone dust removal equipment and conveying system for fluidized bed using same |
| CN113457861B (en) * | 2021-09-06 | 2021-12-14 | 创志科技(江苏)股份有限公司 | Conveying system for fluidized bed |
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