CN220539468U - Combined roller of non-welded type shaft head - Google Patents
Combined roller of non-welded type shaft head Download PDFInfo
- Publication number
- CN220539468U CN220539468U CN202321917084.6U CN202321917084U CN220539468U CN 220539468 U CN220539468 U CN 220539468U CN 202321917084 U CN202321917084 U CN 202321917084U CN 220539468 U CN220539468 U CN 220539468U
- Authority
- CN
- China
- Prior art keywords
- shaft head
- channel steel
- end cover
- round hole
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 238000005493 welding type Methods 0.000 claims 4
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 1
Abstract
The utility model relates to a combined roller of a non-welded type shaft head, which is arranged on a portal channel steel of portal machinery and comprises a main roller group, a shaft head, an end cover, an inner hexagonal screw and a spring gasket, wherein one end of the shaft head is fixedly connected with the main roller group, the other end of the shaft head is provided with the end cover, and an annular boss is arranged at the other end of the shaft head, close to the end part, in a circle; a round hole is formed in the portal channel steel, the inner side of the end cover is pressed on one side of the round hole of the portal channel steel, the shaft head is pressed on the other side of the round hole of the portal channel steel through the annular boss, a plurality of mounting holes are designed in the end cover, a plurality of screw holes are designed in the corresponding end of the shaft head, and an inner hexagon screw penetrates through the plurality of mounting holes of the end cover and is screwed into the corresponding screw holes of the shaft head. The novel combined roller has the advantages of ingenious design and reasonable and compact structure, and solves the problems that the shaft heads of the conventional combined roller need to be welded, the shaft heads need to be welded and thermally deformed, the welded shaft heads are difficult to detach and replace and the like in an installation mode that the end cover and the shaft heads are clamped on the portal channel steel through the socket head cap screws.
Description
Technical Field
The utility model relates to the field of combined rollers, in particular to a combined roller with a non-welded shaft head.
Background
The shaft head of the combined roller is used as a part for connecting the combined roller with the mechanical equipment of the portal frame, and the tail part of the shaft head is designed into a chamfer angle, so that the combined roller is convenient to install and can be directly welded on the mechanical equipment of the portal frame, as shown in figure 1; however, the welded shaft heads have the possibility of thermal deformation, and the welded shaft heads are not easy to detach and replace.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a combined roller with a non-welded shaft head, which is simple in design, reasonable and compact in structure, free from welding and installation and convenient to install and replace.
The technical scheme of the utility model is as follows:
the combined roller is arranged on a portal channel steel of a portal machine and comprises a main roller group, a shaft head, an end cover, an inner hexagonal screw and a spring gasket, wherein one end of the shaft head is fixedly connected with the main roller group, the other end of the shaft head is provided with the end cover, and an annular boss is arranged at the other end of the shaft head, close to the end part, in a circle; the novel steel wire structure is characterized in that a round hole for fixing the shaft head is formed in the upper surface of the portal channel steel, the inner side of the end cover is pressed on one side of the round hole of the portal channel steel, the shaft head is pressed on the other side of the round hole of the portal channel steel through an annular boss, a plurality of mounting holes are formed in the end cover, a plurality of wire holes are formed in the corresponding end of the shaft head, an inner hexagon screw penetrates through the plurality of mounting holes of the end cover and is screwed into the corresponding wire holes of the shaft head, and a spring gasket is arranged between the inner hexagon screw and the end cover.
The opening part of the mounting hole is provided with an annular step, and the head part of the inner hexagon screw is hidden in the annular step.
The inner side of the end cover is provided with a cylindrical bulge, a ring-shaped clamping groove is formed between one circumference of the cylindrical bulge and the end cover, the cylindrical bulge is embedded into one end of a round hole of the portal channel steel, and the periphery of the inner side of the end cover is pressed on the outer side of the round hole of the portal channel steel; one end of the shaft head is embedded into the other end of the round hole of the portal channel steel, and one side of the annular boss is pressed outside the opening of the round hole.
The outer diameter of the cylindrical boss and the outer diameter of the shaft head are the same as the inner diameter of the round hole of the portal channel steel.
The sum of the depth of the cylindrical bulge and the depth from the annular boss of the shaft head to the adjacent end part of the shaft head is smaller than the thickness of the round hole of the portal channel steel.
The utility model has the advantages of ingenious design and reasonable and compact structure, and solves the problems that the shaft heads of the traditional combined roller are required to be welded, the shaft heads are welded and thermally deformed, the welded shaft heads are not easy to detach and replace and the like by adopting the installation mode that the end cover and the shaft heads are clamped on the portal channel steel through the inner hexagon screws.
Drawings
Fig. 1 is a schematic view of a conventional combination roller welding installation on a portal channel of a portal machine.
Fig. 2 is a schematic view of the present utility model mounted on a mast channel of a mast machine.
Fig. 3 is an exploded view of the present utility model.
Fig. 4 is a schematic view of the mounting dimension and structure of the present utility model.
Detailed Description
Referring to fig. 2-4, a combined roller of a non-welded shaft head is arranged on a portal channel steel 6 of a portal machine and comprises a main roller group 1, a shaft head 2, an end cover 3, an inner hexagonal screw 4 and a spring gasket 5, wherein one end of the shaft head 2 is fixedly connected with the main roller group 1, the other end of the shaft head 2 is provided with the end cover 3, and an annular boss 21 is arranged on the other end of the shaft head 2, close to the end part, in a circle; the novel steel wire structure is characterized in that a round hole 60 for fixedly mounting the shaft head 2 is formed in the portal channel steel 6, the inner side of the end cover 3 is pressed on one side of the round hole 60 of the portal channel steel 6, the shaft head 2 is pressed on the other side of the round hole 60 of the portal channel steel 6 through an annular boss 21, a plurality of mounting holes 31 are formed in the end cover 3, a plurality of wire holes 22 are formed in the corresponding end of the shaft head 2, an inner hexagon screw 4 penetrates through the plurality of mounting holes 31 of the end cover 3 and is screwed into the corresponding wire holes 22 of the shaft head 2, and a spring gasket 5 is arranged between the inner hexagon screw 4 and the end cover 3.
The opening part of the mounting hole 31 is provided with an annular step 32, and the head part of the hexagon socket head cap screw 4 is hidden in the annular step 32.
The inner side of the end cover 3 is provided with a cylindrical bulge 33, a ring-shaped clamping groove is formed between one circumference of the cylindrical bulge 33 and the end cover 3, the cylindrical bulge 33 is embedded into one end of a round hole 60 of the portal channel steel 6, and the periphery of the inner side of the end cover 3 is pressed on the outer side of the round hole 60 of the portal channel steel 6; one end of the shaft head 2 is embedded into the other end of the round hole 60 of the portal channel steel 6, and one side of the annular boss 21 is pressed outside the opening of the round hole 60.
The outer diameter phi D of the cylindrical boss 33, the outer diameter phi D of the shaft head 2 and the inner diameter phi D of the round hole 60 of the door frame channel steel 6 are the same.
The sum of the depth A of the cylindrical boss 33 and the depth B from the annular boss 21 of the spindle head 2 to the adjacent end of the spindle head 2 is smaller than the thickness H of the round hole 60 of the portal channel steel 6.
The bearing requires that an inner hole of the main roller group is in transition fit with a shaft neck of the shaft head, and the end part of the shaft head is locked and connected through a locking screw penetrating through the bottom of the inner hole of the main roller group, and the tail diameter phi D of the shaft head and the diameter phi D of a cylindrical boss of the end cover are in transition fit with the diameter phi D of a round hole of the channel steel of the door frame; the cylindrical protrusion depth A of the end cover and the tail depth B of the shaft head are required to be smaller than the thickness H of the portal channel steel: 1-2 mm to the hexagon socket head cap screw is pressed from both sides tight installation on the portal channel-section steel with the end cover and spindle nose. Compared with welding, the welding is not needed, the assembly and the disassembly are easy, and the problems that the shaft heads of the conventional combined roller are needed to be welded, the shaft heads are in thermal deformation during welding, the welded shaft heads are not easy to detach and replace and the like are solved.
Claims (5)
1. The combined roller is arranged on a portal channel steel of a portal machine and is characterized by comprising a main roller group, a shaft head, an end cover, an inner hexagonal screw and a spring gasket, wherein one end of the shaft head is fixedly connected with the main roller group, the other end of the shaft head is provided with the end cover, and an annular boss is arranged at the other end of the shaft head, close to the end part, in a circle; the novel steel wire structure is characterized in that a round hole for fixing the shaft head is formed in the upper surface of the portal channel steel, the inner side of the end cover is pressed on one side of the round hole of the portal channel steel, the shaft head is pressed on the other side of the round hole of the portal channel steel through an annular boss, a plurality of mounting holes are formed in the end cover, a plurality of wire holes are formed in the corresponding end of the shaft head, an inner hexagon screw penetrates through the plurality of mounting holes of the end cover and is screwed into the corresponding wire holes of the shaft head, and a spring gasket is arranged between the inner hexagon screw and the end cover.
2. The non-welding type shaft head combined roller as defined in claim 1, wherein the opening of the mounting hole is provided with an annular step, and the head of the socket head cap screw is embedded in the annular step.
3. The combined roller of the non-welding type shaft head according to claim 1, wherein a cylindrical protrusion is arranged on the inner side of the end cover, a ring-shaped clamping groove is formed between one circumference of the cylindrical protrusion and the end cover, the cylindrical protrusion is embedded into one end of a round hole of the portal channel steel, and the inner circumference of the end cover is pressed on the outer side of the round hole of the portal channel steel; one end of the shaft head is embedded into the other end of the round hole of the portal channel steel, and one side of the annular boss is pressed outside the opening of the round hole.
4. A non-welding type spindle nose combined roller as claimed in claim 3, wherein the outer diameter of the cylindrical boss and the outer diameter of the spindle nose are the same as the inner diameter of the round hole of the portal channel steel.
5. A non-welding type axle head combined roller as defined in claim 3, wherein the sum of the depth of said cylindrical boss and the depth of the annular boss of the axle head to the adjacent end of the axle head is less than the thickness of the round hole of the portal channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321917084.6U CN220539468U (en) | 2023-07-20 | 2023-07-20 | Combined roller of non-welded type shaft head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321917084.6U CN220539468U (en) | 2023-07-20 | 2023-07-20 | Combined roller of non-welded type shaft head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539468U true CN220539468U (en) | 2024-02-27 |
Family
ID=89973317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321917084.6U Active CN220539468U (en) | 2023-07-20 | 2023-07-20 | Combined roller of non-welded type shaft head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539468U (en) |
-
2023
- 2023-07-20 CN CN202321917084.6U patent/CN220539468U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |