CN203533179U - Hot rolled J-type steel for forklift mast - Google Patents
Hot rolled J-type steel for forklift mast Download PDFInfo
- Publication number
- CN203533179U CN203533179U CN201320718362.5U CN201320718362U CN203533179U CN 203533179 U CN203533179 U CN 203533179U CN 201320718362 U CN201320718362 U CN 201320718362U CN 203533179 U CN203533179 U CN 203533179U
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- wing plate
- web
- hot rolling
- shaped steel
- wing
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Abstract
The utility model relates to hot rolled J-type steel for a forklift mast. The hot rolled J-type steel comprises a web plate and a wing plate, the wing plate comprises a first wing plate, a second wing plate and a third wing plate, two ends of the web plate are connected with the first wing plate and the third wing plate respectively, the first wing plate and the third wing plate are positioned on the same side of the web plate, mutually parallel and perpendicular to the web plate, the second wing plate is connected with the first wing plate and connected with the end of the web plate, and the first wing plate and the second wing plate are positioned on the same perpendicular plane and also perpendicular to the web plate. Grooving sizes, positions and shapes are easily controlled, and compared with existing hot rolled J-type steel, the hot rolled J-type steel has the advantages that hot rolling production difficulty is reduced, hot rolling technical equipment is simplified, investment cost is reduced, hot rolling production efficiency is greatly improved, the rigidity of a profiled steel structure is improved, and production cost is reduced.
Description
Technical field
The utility model relates to a kind of deformed steel, and specifically a kind of hot rolling J shaped steel for forklift door frame, belongs to hot-rolled steel section technical field.
Background technique
Fork truck is as industrial transport vehicle, its equipment is mainly to consist of inside and outside door frame, door frame is being pitched picking thing, is being promoted in operation, take propons as the very large tilting moment of centre of moment generation, therefore forklift door frame is fork truck most important stressed member at work, gantry-shaped steel of forklift is welded after using plate cutting, and this welding shaped steel is welded by wing plate and web.Because forklift hoisting system in use needs to bear large and cyclic load, to aspects such as the intensity of shaped steel, sectional dimension, profile straightness accuracy, planenesses, require very high, therefore, in welding process, there is following shortcoming in existing gantry-shaped steel of forklift, 1, welding shaped steel need to be used complicated equipment, carrying out loaded down with trivial details operation could manufacture, and causes formation efficiency low; 2, in cutting and welding process, metal consumption is more, causes metal utilization rate low; 3, the solder type steel making cycle is long, cost is high, and welding zone performance is also very unstable, easily produces fatigue damage, causes the structural rigidity of door frame poor, is unfavorable for the carrying of door frame and the guiding of roller, has a strong impact on stability and the Economy of fork truck.
The successful exploitation of hot rolling forklift door frame deformed steel series product, has made up the defect of above-mentioned welding shaped steel, has met to a certain extent the manufacture demand of domestic fork truck.The shaped steel that is applicable at present forklift door frame has hot rolling C shape, H shape and J-shaped shaped steel, J-shaped shaped steel comprises web, a pair of wing plate and stiffening rib, stiffening rib is arranged on the outer side surface of web, in production application process, find, in hot rolling production process, due to stiffening rib (being also on shape steel web) between two wing plates, arranging of stiffening rib increased the difficulty that hot rolling is produced, cause that technical equipment is complicated, operation easier is large, investment cost is high, be unfavorable for producing, manufacturing efficiency is reduced greatly.
Summary of the invention
For the deficiencies in the prior art, the utility model provides hot rolling J shaped steel for forklift door frame, and this J shaped steel hot rolling production difficulty in hot rolling production process is low, and operation easier is little, investment cost is low, is easy to produce, and has greatly improved hot rolling manufacturing efficiency.
The technical solution of the utility model is as follows:
Hot rolling J shaped steel for a kind of forklift door frame, comprise web, wing plate, it is characterized in that, described wing plate comprises the first wing plate, the second wing plate and the 3rd wing plate, the two ends of described web are connected with the 3rd wing plate with the first wing plate respectively, the first wing plate and the 3rd wing plate are positioned at the same side of web, two wing plates are parallel to each other and are all vertical with web, the second described wing plate and the first wing plate are connected and are connected with the end of web, the second wing plate with the first wing plate on same vertical plane and also vertical with web.
Hot rolling J shaped steel of the present utility model, the first wing plate, the second wing plate and the 3rd wing plate lay respectively at the end of web, the first wing plate is connected with the second wing plate and is in same vertical plane, in hot rolling production process, need on finish rolling plain-barreled roll, not slot, and the first wing plate and the second wing plate are on same vertical plane, fluting size, position and profile are easily controlled, compare with existing hot rolling J shaped steel, reduced the difficulty that hot rolling is produced, hot rolling technical equipment is simplified, investment cost reduces, greatly improved the efficiency that hot rolling is produced, improved the rigidity of formed steel construction, reduced cost of production.
The utility model is preferred, the joint of described the 3rd wing plate inner side surface and web bottom side is smoothed curve transition, the joint of the 3rd wing plate outer side surface and web upper side is smoothed curve transition, the joint of the second wing plate inner side surface and web bottom side is smoothed curve transition, and the joint of the first wing plate inner side surface and web upper side is smoothed curve transition.The advantage of this kind of design: joint is smoothed curve transition to be made stressed more even.
The utility model is preferred, described the first wing plate and the shape of the 3rd wing plate, highly identical.The first wing plate of the present utility model and the 3rd wing plate are positioned at the same side of web, and shape, highly identical, the second wing plate is positioned at the opposite side of web, this kind of structural design improved shaped steel intensity, make shaped steel more firm, avoid stress between wing plate and web to concentrate, guaranteed that roller operates steadily, improved fork truck working life.
The J shaped steel of the present utility model hot rolling structure that is formed in one.Wing plate, web, wing plate and the web joint of having avoided welding to cause are out of shape, and wing plate and web joint sealing-off, have strengthened the rigidity of J shaped steel.
The utility model is preferred, described web upper side is parallel with web bottom side, and parallel with the first wing plate bottom side, the second wing plate bottom side, the 3rd wing plate bottom side, the 3rd wing plate outer side surface and the first wing plate outer side surface, the second wing plate outer side surface are parallel, the 3rd wing plate inner side surface and the first wing plate inner side surface, the second wing plate inner side surface are parallel, and web upper side, web bottom side are all vertical with the first wing plate inner side surface, the second wing plate inner side surface, the 3rd wing plate inner side surface.
The utility model compared with prior art has the following advantages:
1, hot rolling J shaped steel for forklift door frame of the present utility model, the first wing plate, the second wing plate and the 3rd wing plate lay respectively at the end of web, the first wing plate is connected with the second wing plate and is in same vertical plane, in hot rolling production process, need on finish rolling plain-barreled roll, not slot, and the first wing plate and the second wing plate are on same vertical plane, fluting size, position and profile are easily controlled, compare with existing hot rolling J shaped steel, reduced the difficulty that hot rolling is produced, hot rolling technical equipment is simplified, investment cost reduces, greatly improved the efficiency that hot rolling is produced, improved the rigidity of formed steel construction, reduced cost of production.
2, hot rolling J shaped steel for forklift door frame of the present utility model, hot rolling structure is formed in one, improved shaped steel intensity, make shaped steel more firm, can realize batch production and the supply of material, manufacturing efficiency and using rate of metal obviously improve wing plate, web, wing plate and the distortion of web joint of having avoided welding to cause, and wing plate and web joint sealing-off, strengthened the rigidity of J shaped steel, reduce plate cutting waste product, avoid the defects such as the rear pore occurring of sheet material welding, trachoma, distortion simultaneously, improved product overall security.
3, hot rolling J shaped steel for forklift door frame of the present utility model, has overcome the existing wing plate shaped steel short defect in working life causing easy to wear, and the wing plate of shaped steel is more wear-resistant, extended the working life of shaped steel, save material simultaneously, reduce costs, improved fork truck bearing capacity simultaneously.
Accompanying drawing explanation
Fig. 1 is hot rolling J formed steel construction schematic diagram for the utility model forklift door frame;
In figure, the 1, first wing plate, the 2, second wing plate, 3, the 3rd wing plate, 4, web, 5, web upper side, 6, web bottom side, 7, the first wing plate inner side surface, 8, the first wing plate outer side surface, the 9, second wing plate inner side surface, the 10, second wing plate outer side surface, 11, the 3rd wing plate inner side surface, the 12, the 3rd wing plate outer side surface.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further, but protection domain of the present utility model is not limited to this.
Embodiment 1:
A kind of hot rolling J shaped steel, structure as shown in Figure 1, comprise web 4, wing plate, wing plate comprises the first wing plate 1, the second wing plate 2 and the 3rd wing plate 3, the two ends of web 4 are connected with the 3rd wing plate 3 with the first wing plate 1 respectively, the first wing plate 1 and the 3rd wing plate 3 are positioned at the same side of web 4, the first wing plate 1 is parallel to each other with the 3rd wing plate 3 and is all vertical with web 4, the second wing plate 2 is connected and is connected with the end of web 4 with the first wing plate 1, the second wing plate 2 with the first wing plate 1 on same vertical plane and also vertical with web 4.The 3rd wing plate inner side surface 11 is smoothed curve transition with the joint of web bottom side 6, the 3rd wing plate outer side surface 12 is smoothed curve transition with the joint of web upper side 5, the second wing plate inner side surface 9 is smoothed curve transition with the joint of web bottom side 6, and the first wing plate inner side surface 7 is smoothed curve transition with the joint of web upper side 5.The first wing plate 2 and the shape of the 3rd wing plate 3, highly identical, this J shaped steel hot rolling structure that is formed in one.
Hot rolling J shaped steel of the present utility model is for the manufacture of all kinds of forklift door frame manufactures, and general and other shaped steel combinations are used, and have increased the rigidity of shaped steel, have extended the friction cycle of roller and shaped steel, have extended the working life of shaped steel.
Embodiment 2:
A hot rolling J shaped steel for forklift door frame, structure is with embodiment 1, and difference is
Web upper side 5 is parallel with web bottom side 6, and parallel with the first wing plate bottom side, the second wing plate bottom side, the 3rd wing plate bottom side (not marking in figure), the 3rd wing plate outer side surface 12 and the first wing plate outer side surface 8, the second wing plate outer side surface 10 are parallel, the 3rd wing plate inner side surface 11 and the first wing plate inner side surface 7, the second wing plate inner side surface 9 are parallel, and web upper side 5, web bottom side 6 are all vertical with the first wing plate inner side surface 7, the second wing plate inner side surface 9, the 3rd wing plate inner side surface 11.
Claims (5)
1. hot rolling J shaped steel for a forklift door frame, comprise web, wing plate, it is characterized in that, described wing plate comprises the first wing plate, the second wing plate and the 3rd wing plate, the two ends of described web are connected with the 3rd wing plate with the first wing plate respectively, the first wing plate and the 3rd wing plate are positioned at the same side of web, two wing plates are parallel to each other and are all vertical with web, the second described wing plate and the first wing plate are connected and are connected with the end of web, the first wing plate with the second wing plate on same vertical plane and also vertical with web.
2. hot rolling J shaped steel for forklift door frame according to claim 1, it is characterized in that, the joint of described the 3rd wing plate inner side surface and web bottom side is smoothed curve transition, the joint of the 3rd wing plate outer side surface and web upper side is smoothed curve transition, the joint of the second wing plate inner side surface and web bottom side is smoothed curve transition, and the joint of the first wing plate inner side surface and web upper side is smoothed curve transition.
3. hot rolling J shaped steel for forklift door frame according to claim 1, is characterized in that described the first wing plate and the shape of the 3rd wing plate, highly identical.
4. hot rolling J shaped steel for forklift door frame according to claim 1, is characterized in that, the hot rolling that is formed in one of described J shaped steel.
5. according to hot rolling J shaped steel for the forklift door frame described in claim 1-4 any one, it is characterized in that, described web upper side is parallel with web bottom side, and parallel with the first wing plate bottom side, the second wing plate bottom side, the 3rd wing plate bottom side, the 3rd wing plate outer side surface and the first wing plate outer side surface, the second wing plate outer side surface are parallel, the 3rd wing plate inner side surface and the first wing plate inner side surface, the second wing plate inner side surface are parallel, and web upper side, web bottom side are all vertical with the first wing plate inner side surface, the second wing plate inner side surface, the 3rd wing plate inner side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320718362.5U CN203533179U (en) | 2013-11-13 | 2013-11-13 | Hot rolled J-type steel for forklift mast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320718362.5U CN203533179U (en) | 2013-11-13 | 2013-11-13 | Hot rolled J-type steel for forklift mast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203533179U true CN203533179U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320718362.5U Expired - Lifetime CN203533179U (en) | 2013-11-13 | 2013-11-13 | Hot rolled J-type steel for forklift mast |
Country Status (1)
| Country | Link |
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| CN (1) | CN203533179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663284A (en) * | 2013-11-13 | 2014-03-26 | 莱芜钢铁集团有限公司 | Hot-rolled J-type steel and application of hot-rolled J-type steel |
-
2013
- 2013-11-13 CN CN201320718362.5U patent/CN203533179U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663284A (en) * | 2013-11-13 | 2014-03-26 | 莱芜钢铁集团有限公司 | Hot-rolled J-type steel and application of hot-rolled J-type steel |
| CN103663284B (en) * | 2013-11-13 | 2016-08-24 | 莱芜钢铁集团有限公司 | A kind of hot rolling J section steel and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ji Jinli Inventor after: Fu Changwei Inventor after: Liu Sheng Inventor after: Ren Weijie Inventor after: Song Zhiguo Inventor after: Ma Wen Inventor before: Fu Changwei Inventor before: Yuan Pengju Inventor before: Jia Dahai Inventor before: Yang Zhijie Inventor before: Huo Xiwei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: FU CHANGWEI YUAN PENGJU JIA DAHAI YANG ZHIJIE HUO XIWEI TO: JI JINLI FU CHANGWEI LIU SHENG REN WEIJIE SONG ZHIGUO MA WEN |