CN211639666U - Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill - Google Patents
Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill Download PDFInfo
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- CN211639666U CN211639666U CN202020222610.7U CN202020222610U CN211639666U CN 211639666 U CN211639666 U CN 211639666U CN 202020222610 U CN202020222610 U CN 202020222610U CN 211639666 U CN211639666 U CN 211639666U
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- 238000005096 rolling process Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 69
- 239000010959 steel Substances 0.000 claims abstract description 69
- 238000005520 cutting process Methods 0.000 description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- 230000003116 impacting effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- QFXZANXYUCUTQH-UHFFFAOYSA-N ethynol Chemical group OC#C QFXZANXYUCUTQH-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
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Abstract
The utility model discloses an assembly fixing tool for a large connecting shaft pin of a horizontal roller shaft of a wheel band rolling mill, which comprises a rectangular bottom steel plate; the bottom steel plate is vertically welded with a rectangular vertical plate along the transverse direction; a plurality of rectangular rib plates are vertically welded on the vertical plate along the length direction of the vertical plate in a segmented mode, and the bottom edges of the rib plates are fixedly welded with the bottom steel plate; the upper portion and the lower portion of gusset weld respectively and are provided with fixed steel sheet and lower fixed steel sheet, form "U" type draw-in groove structure between this fixed steel sheet, lower fixed steel sheet and the gusset. The utility model is not only reasonable in structural design, structure, safe easy operation shortens large-scale pivot location hookup equipment time, reduces workman intensity of labour, improves labor efficiency, reduces the repair cost, makes the relevant dimensional parameter and the performance index of large-scale pivot location hookup equipment reach former designing requirement moreover, provides the guarantee for reasonable group's product.
Description
Technical Field
The utility model relates to an equipment of the large-scale hookup pivot of horizontal roller, concretely relates to frock is fixed in equipment of the large-scale hookup pivot of horizontal roller of rim rolling mill.
Background
The wheel band and the ring piece of the horse steel with various specifications are cut into required lengths by a qualified raw material steel ingot through a disc cold saw, the cut steel ingot is heated to the process temperature through annular heating, is clamped to a hydraulic press through a movable manipulator for upsetting and punching, and is clamped by a fixed crane for punching, and then is sent to a roughing mill and a finishing mill for rolling and forming. The wheel band rough rolling mill is responsible for rolling the semi-finished product of the wheel band, and the main transmission system is realized by driving a horizontal roll shaft, two side holding rolls and a vertical shaft main roll on the rolling mill to rotate through a main motor through a main speed reducer. The wheel band roughing mill is used for horizontally rolling various wheel bands and ring pieces during rolling, so that the horizontal roll shafts of various wheel bands and ring pieces are used for controlling the upper and lower surface flatness and various thicknesses of various wheel bands and ring pieces during rolling of various wheel band and ring pieces, the holding rolls on the two sides are used for controlling the appearance circles of various wheel bands and ring pieces, and the vertical shaft main roll is used for controlling the specification size of the inner circles of various wheel bands and ring pieces and is matched with the holding rolls on the two sides for controlling the thicknesses of the inner circles and the outer circles of various wheel bands and.
The horizontal roll shaft is one of core processes of rolling various wheel hoops and ring parts by the wheel hoop rough rolling machine, because the large horizontal roll shaft is heavy, large in size and irregular in length, the front 1/3 is an oval rear 2/3 which is almost a cuboid, so that the horizontal roll shaft cannot be manufactured into a whole, and the horizontal roll shaft is divided into two parts according to design requirements to manufacture the whole wheel hoop rough rolling machine: the horizontal roller shaft is formed by combining and connecting a longer horizontal square shaft and a wear-resistant roller shaft which is in contact with the front end of red steel, wherein 1/3 parts of the front end of the wear-resistant roller shaft are in contact with the red steel, and a rear 2/3 part of the wear-resistant roller shaft is in interference fit in a horizontal square shaft-one-end hollow shaft sleeve to form an integral horizontal roller shaft, but the assembly can not meet the requirements of higher pressure and high running speed when various wheel hoops and ring pieces are rolled, so that the wear-resistant roller shaft is in interference fit in the horizontal square shaft-hollow shaft sleeve to be loosened, the rolling quality of a product is influenced, and the production halt state can be caused, in order to recover the production as soon as possible, the wear-resistant roller shaft is firmly fixed and can not be loosened in the horizontal square shaft-hollow shaft sleeve, the wear-resistant roller shaft can be matched with various wheel hoops and ring pieces for rolling for a long time, an isosceles trapezoid is, the length of the trapezoidal vertical distance is 500mm, and the large shaft pin is arranged according to the size of the connecting shaft pin hole in an interference fit mode for assembly, so that the firm assembly and positioning accuracy of the wear-resistant roller shaft in the horizontal square shaft hollow shaft sleeve is improved, the large shaft pin is arranged in an interference fit mode, the short side of the large shaft pin is inserted into one part of the long side of the shaft pin hole in the assembly process, and the rest part can be accurately assembled only through gravity. The large-scale shaft pin is only placed at the horizontal position and impacted by a driving auxiliary heavy-duty yo-yo hammer, but the whole horizontal roller shaft does not have a supporting and positioning tool when impacting the large-scale shaft pin. Therefore, the assembling and fixing tool and the assembling and fixing method for the large connecting shaft pin of the horizontal roller shaft on the rim rolling mill are designed, so that the impact force and the assembling precision are met, and the stability of the horizontal roller shaft when impacting the large connecting shaft pin is kept. In addition, the assembling and fixing tool and the assembling and fixing method for the large connecting shaft pin of the horizontal roller shaft on the simple wheel band rolling mill also need to ensure that structural deformation cannot occur when the large connecting shaft pin is impacted for assembling, the matching precision installation of other assemblies of the horizontal roller shaft is not influenced, and various substandard performances are generated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is holistic horizontal roller does not have the problem of support and location frock when striking large-scale pivot to the current, the equipment that provides a large-scale hookup pivot of horizontal roller on the rim of a tyre rolling mill is fixed the frock and is implemented, not only safe easy operation, shorten large-scale pivot location hookup assemble time, reduce workman intensity of labour, improve labor efficiency, reduce the repair cost, and the relevant dimensional parameter and the performance index that make large-scale pivot location hookup equipment reach former designing requirement moreover, provide the guarantee for reasonable group's product.
The utility model provides a technical problem's technical scheme as follows:
the utility model relates to an equipment fixing tool of large-scale hookup pivot of horizontal roller of rim rolling mill, horizontal roller is by wear-resisting roller and horizontal square shaft, and this wear-resisting roller and horizontal square shaft all are provided with corresponding axle pinhole and form the hookup axle pinhole of an integral isosceles trapezoid shape and fix through the pivot of looks adaptation, characterized by, equipment fixing tool includes the rectangular bottom steel sheet; the bottom steel plate is vertically welded with a rectangular vertical plate along the transverse direction; a plurality of rectangular rib plates are vertically welded on the vertical plate in a segmented vertical mode along the length direction of the vertical plate, and the bottom edges of the rib plates are fixedly welded with the bottom steel plate; the upper part and the lower part of the plurality of rib plates are respectively welded with an upper fixed steel plate and a lower fixed steel plate, and a U-shaped clamping groove structure is formed among the upper fixed steel plate, the lower fixed steel plate and the rib plates.
As a further improvement of the technical scheme of the utility model, the bottom steel sheet is made by the steel sheet that thickness is 100 mm.
As a further improvement of the technical scheme of the utility model, riser and gusset are made by the steel sheet that thickness is 50 mm.
As a further improvement of the technical scheme of the utility model, the upper and lower fixed steel plates are made by the steel plate that thickness is 30 mm.
A frock is fixed in equipment of large-scale hookup pivot of rim rolling mill horizontal roller when using, will install assembled horizontal roller and pivot according to the design position handling all U-shaped draw-in groove structures of the fixed frock of equipment in, keep striking large-scale pivot horizontality, adopt the supplementary heavy long hammer striking of driving a vehicle at last, until the pivot all insert the hookup shaft slightly hole in, the installation is accomplished promptly.
Compared with the prior art, a frock is fixed in equipment of large-scale hookup pivot of rim rolling mill horizontal roller, its structural design is novel, the configuration is compact, reasonable, the investment is economized, convenient operation, the operation is reliable, not only safe easy operation has shortened hookup pivot assemble duration on the horizontal roller, has reduced workman intensity of labour, improves labor efficiency, reduce cost expense makes and connects the relevant dimensional parameter of whole horizontal roller and performance index and reach former design requirement, provides the guarantee for reasonable group's production.
Drawings
The invention will be further explained with reference to the drawings and the detailed description below:
fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
in the figure: 1-bottom steel plate 2-vertical plate 3-rib plate 4-upper fixed steel plate 5-lower fixed steel plate 6-horizontal square shaft 7-wear-resistant roll shaft 8-connecting shaft pin hole 9-shaft pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The terms "upper", "lower", "left", "right", "front", "rear", and the like used in the specification and claims of the present disclosure are used only to indicate relative positional relationships, and when the absolute position of a described object is changed, the relative positional relationships are changed accordingly.
Example 1:
as shown in fig. 1 and 2, the utility model relates to an assembly fixing tool for large-scale connection shaft pins of horizontal roller shafts of rim rolling mills, the horizontal roller shaft comprises a wear-resistant roller shaft 7 and a horizontal square shaft 6, the wear-resistant roller shaft 7 and the horizontal square shaft 6 are respectively provided with a corresponding shaft pin hole and form a whole isosceles trapezoid-shaped connection shaft pin hole 8, the connection shaft pin hole 8 is fixed by interference connection of the shaft pin 9 which is matched with the connection shaft pin hole, and the assembly fixing tool is characterized by comprising a rectangular bottom steel plate 1 which is made of a steel plate with the thickness of 100 mm; the bottom steel plate 1 is vertically welded with a rectangular vertical plate 2 made of a steel plate with the thickness of 50mm along the transverse direction; a plurality of rectangular rib plates 3 made of steel plates with the thickness of 50mm are vertically welded on the vertical plate 2 along the length direction of the vertical plate in a subsection mode, and the bottom edges of the rib plates 3 are fixedly welded with the bottom steel plate 1; the upper part and the lower part of the rib plates 3 are respectively welded with rectangular upper fixed steel plates 4 and rectangular lower fixed steel plates 5 which are made of steel plates with the thickness of 30mm, U-shaped clamping groove structures are formed between the upper fixed steel plates 4 and the lower fixed steel plates 5 and the rib plates 3, and whether the upper fixed steel plates 4 and the lower fixed steel plates 5 are welded on the rib plates 3 and the positions of the upper fixed steel plates 4 and the lower fixed steel plates 5 welded on the upper part and the lower part of the rib plates 3 can be specifically determined according to the specification of the horizontal roll shaft.
When the assembly fixing tool for the large-scale connecting shaft pin of the horizontal roller shaft of the wheel hoop rolling mill is manufactured, the bottom steel plate 1 is formed by cutting a steel plate with the thickness of 100mm by using a G01-100 cutting gun, the vertical plate 2 is formed by cutting a steel plate with the thickness of 50mm by using a G01-100 cutting gun, the rectangular rib plate 3 reinforced in sections is formed by cutting a steel plate with the thickness of 50mm by using a G01-100 cutting gun, and the rectangular upper and lower fixing steel plates 4 and 5 at various positions are formed by cutting a steel plate with the thickness of 30mm by using a G01-100 cutting gun; the welding equipment and the welding materials are carbon dioxide gas shielded welding and ER50-6 welding wires; the type of the plate is Q235; auxiliary tools: wrench, steel tape, large and small hammer, angle ruler, G01-100 cutting gun, angle grinder, angle grinding piece, glove, glasses, and oxyacetylene gas. When in manufacturing, a bottom steel plate 1 with the thickness of 100mm is firstly placed on a ground plane, then a vertical plate 2 with the thickness of 50mm is vertically placed on the bottom steel plate 1, the grooves on two long sides are aligned and welded and fixed by adopting carbon dioxide gas shielded welding, a rib plate 3 with the thickness of 50mm and rectangular is installed on the vertical plate 2 in a subsection mode, the width of the long side of the rib plate 3 is ensured to be consistent with that of the vertical plate 2, the lower vertical surface of the rib plate 3 is welded and connected on the upper surface of the bottom steel plate 1, the tensile strength is achieved, all connecting positions of an upper fixing steel plate 4 and a lower fixing steel plate 5 with the thickness of 30mm are aligned and welded and fixed by adopting the grooves on the carbon dioxide gas shielded welding, the upper fixing steel plate 4 and the lower fixing steel plate 5 with the thickness of 30mm are combined into a U-shaped clamping groove, the lower fixing steel plate 5 is connected with the bottom steel plate 1, the upper, all joints are welded and fixed by adopting carbon dioxide gas protection welding grooves.
The utility model discloses before using, horizontal roller axle is 9 to insert partly from the long limit 8a of axle pinhole to axle pinhole minor face 8b of axle pinhole, and various rigidity are on the equipment fixing tool by steel construction welding preparation, guarantee that large-scale pivot 9 level is placed and can let heavy long hammer striking.
When the device is used, the assembled horizontal roll shaft and the shaft pins are hoisted and installed in all U-shaped clamping groove structures of the assembling and fixing tool according to the designed positions, the horizontal state of impacting large shaft pins is kept, and finally the impact is realized by adopting a driving auxiliary heavy type swing hammer until the shaft pins are all inserted into the shaft pin holes of the department of communications, and the installation is finished.
Claims (4)
1. A horizontal roll shaft large-scale connection shaft pin assembling and fixing tool of a rim rolling mill is characterized in that the assembling and fixing tool comprises a rectangular bottom steel plate (1), wherein the horizontal roll shaft consists of a wear-resistant roll shaft (7) and a horizontal square shaft (6), corresponding shaft pin holes are formed in the wear-resistant roll shaft (7) and the horizontal square shaft (6) to form an integral isosceles trapezoid connection shaft pin hole (8) and are fixed through a matched shaft pin (9); the bottom steel plate (1) is vertically welded with a rectangular vertical plate (2) along the transverse direction; a plurality of rectangular rib plates (3) are vertically welded on the vertical plate (2) in a segmented vertical mode along the length direction of the vertical plate, and the bottom edges of the rib plates (3) are welded and fixed with the bottom steel plate (1); the upper part and the lower part of the plurality of rib plates (3) are respectively welded with an upper fixed steel plate (4) and a lower fixed steel plate (5).
2. The assembly fixing tool for the large connecting shaft pin of the horizontal roller shaft of the rim rolling machine as claimed in claim 1, wherein the bottom steel plate (1) is made of a steel plate with a thickness of 100 mm.
3. The assembly fixing tool for the large connecting shaft pin of the horizontal roller shaft of the rim rolling mill according to claim 1, wherein the vertical plate (2) and the rib plate (3) are both made of steel plates with the thickness of 50 mm.
4. The assembly and fixation tool for the large connecting shaft pin of the horizontal roller shaft of the rim rolling mill according to claim 1, wherein the upper and lower fixation steel plates (4, 5) are both made of steel plates with a thickness of 30 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222610.7U CN211639666U (en) | 2020-02-27 | 2020-02-27 | Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222610.7U CN211639666U (en) | 2020-02-27 | 2020-02-27 | Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211639666U true CN211639666U (en) | 2020-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020222610.7U Active CN211639666U (en) | 2020-02-27 | 2020-02-27 | Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill |
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| Country | Link |
|---|---|
| CN (1) | CN211639666U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152150A (en) * | 2020-02-27 | 2020-05-15 | 安徽马钢设备检修有限公司 | Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill |
-
2020
- 2020-02-27 CN CN202020222610.7U patent/CN211639666U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152150A (en) * | 2020-02-27 | 2020-05-15 | 安徽马钢设备检修有限公司 | Assembling and fixing tool for large connecting shaft pin of horizontal roller shaft of rim rolling mill |
| CN111152150B (en) * | 2020-02-27 | 2024-07-23 | 安徽马钢设备检修有限公司 | Assembly fixing tool for large-scale connecting shaft pin of horizontal roller shaft of tyre rolling mill |
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