CN100575207C - Corner protector of packed steel coil and preparation method thereof - Google Patents
Corner protector of packed steel coil and preparation method thereof Download PDFInfo
- Publication number
- CN100575207C CN100575207C CN200710011644A CN200710011644A CN100575207C CN 100575207 C CN100575207 C CN 100575207C CN 200710011644 A CN200710011644 A CN 200710011644A CN 200710011644 A CN200710011644 A CN 200710011644A CN 100575207 C CN100575207 C CN 100575207C
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- annular arrangement
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- end ring
- corner protector
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Abstract
The method that the present invention relates to a kind of corner protector of packed steel coil and make this corner protector.It is right angle or the first annular arrangement spare that approaches square that this corner protector has profile, and the folding corner region of this first annular arrangement spare or be provided with reinforcing portion, and be rolled into corner protector together by make-up machine band steel that thicker both sides are thin or with a wide flat steel and a ribbon steel with corresponding end ring face of coil of strip end face or part end ring face.This corner protector is compared with existing corner protector will save 1/2nd steel at least, but both mechanical characteristicss are identical, and the thickness of this corner protector folding corner region can adjust as required, can further save cost of manufacture.
Description
Technical field:
The present invention relates to corner protector that a kind of packed steel coil uses and the method for making this corner protector thereof.
Background technology:
Coil of strip is a hollow cylinder, has two end faces and inside and outside two cylinders.Consider that coil of strip has that volume is big, quality heavily reaches characteristics such as sharp edges; when coil of strip is carried out protective package; usually adopt cylinder backplate and end face backplate; and with these three kinds of packaging elements of the identical or akin corner protector of the folding corner region shape of two end faces of coil of strip; wherein, corner protector comprises inner protective corner spare and outer corner protector.In these three kinds of packaging elements, cylinder backplate and end face backplate just play package action to coil of strip, to prevent coil of strip by the erosion of wet gas and water, can prevent also that simultaneously the coil of strip surface from being scratched by the rigidity object or wound; And the angle is protected part and is had the defencive function except that the folding corner region to coil of strip; also need to bear its powerful application force that applies of strapping, particularly when handling, the weight of coil of strip acts on the corner protector by steel rope; so corner protector should have predetermined rigidity could guarantee its packing effect.
Corner protector of the prior art all is that employing is right angle or the annular arrangement spare that approaches square with the identical or akin profile of being made by the steel plate of same thickness of the external diameter shape of coil of strip, wherein, outer corner protector is by constituting with the corresponding end ring face of coil of strip end face with along this end ring face outer edge bending and with the corresponding band of column face of the cylinder of coil of strip; And inner protective corner spare is by constituting with the corresponding end ring face of coil of strip end face with along this end ring face inside edge bending and with the corresponding band of column face of the cylinder of coil of strip.When this package of handling coil of strip, steel rope need pass the coil of strip centre hole, then upwards and the outer cylinder that extends coil of strip be connected with suspender again, as seen, steel rope to the application force that coil of strip applied mainly concentrate on corner protector the bight and with adjacent end ring face zone, so the quality of corner protector depends on its bight and the firm degree of part end ring face, attached effect is only played at other positions of corner protector.Yet no matter corner protector of the prior art is the force part, still has been that the position of attached effect all adopts the steel plate of same thickness to make, and the position of playing attached effect accounts for the corner protector weight of half at least, and this can increase the cost of corner protector undoubtedly.Want to solve the cost problem of existing corner protector, unique solutions is the reduced thickness with steel plate, but the steel-sheet rigidity is relatively poor, can not guarantee with the quality of the corner protector of its making.It is pointed out that corner protector is disposable and the very large parts of consumption, its thickness integrates the cost that can increase up to ten million at least units as increasing by 1 millimeter.
Summary of the invention:
The purpose of this invention is to provide a kind of utilization and only reinforce the corner protector that the mode of force part solves the packed steel coil of packing cost problem.
Another task of the present invention provides a kind of method of making above-mentioned corner protector.
It is right angle or the first annular arrangement spare that approaches square that the corner protector of packed steel coil proposed by the invention has profile, and the folding corner region of this first annular arrangement spare or be provided with reinforcing portion with corresponding end ring face of coil of strip end face or part end ring face.The first annular arrangement spare comprises outer corner protector and/or inner protective corner spare, the folding corner region of outer corner protector or inner protective corner spare and part end ring face force part, reinforcing portion is set thereon can increases its load-carrying capacity, and attached effects such as spacing are just played at other position of the first annular arrangement spare, so, even if the very thin quality that also can not influence corner protector in other position beyond across corner zone and the part end ring face.This reinforcing portion is to be made of the second annular arrangement spare akin with the shape of the first annular arrangement spare and that the bight is overlapped, and the width on two limits of the second annular arrangement spare is all much smaller than the end ring face of the first annular arrangement spare and the width of band of column face; Perhaps this reinforcing portion is by constituting with the end ring face of the first annular arrangement spare or the annular plate of the overlapping setting of part end ring face, and the width that makes annular plate is less than or equal to the width of this end ring face, and perhaps this reinforcing portion is by constituting at the folding corner region of the first annular arrangement spare or with the corresponding end ring face of coil of strip end face or facial mode of thickening of part end ring.
The described first annular arrangement spare is by with the corresponding end ring face of coil of strip end face with along bending of this end ring face outer edge and the outer corner protector that constitutes with the corresponding band of column face of the cylinder of coil of strip, and the interior angle of this outer corner protector or position, exterior angle be overlapping to be provided with identical with its shape or the akin second annular arrangement spare.
The described first annular arrangement spare is by with the corresponding end ring face of coil of strip end face with along bending of this end ring face inside edge and the inner protective corner spare that constitutes with the corresponding band of column face of the cylinder of coil of strip, and interior angle of this inner protective corner spare or position, exterior angle be overlapping to be provided with identical with its shape or the akin second annular arrangement spare.
Make the method for the corner protector of above-mentioned packed steel coil, may further comprise the steps: select a wide flat steel and a ribbon steel, and ribbon steel is placed on the middle part of wide flat steel or central region partially, then with make-up machine and along the middle part of ribbon steel or partially central region be rolled into above-mentioned first annular arrangement spare and the overlapping shape of the second annular arrangement spare together with wide flat steel.The first annular arrangement spare is rolling synchronously with the second annular arrangement spare, can make both organically combinations, when carrying, both is separated.If the first annular arrangement spare can be combined more firmly with the second annular arrangement spare, can or adopt metal adhesive to make its combination by spot welding.
Make the method for the corner protector of above-mentioned packed steel coil, may further comprise the steps: with make-up machine will with steel and along the middle part of band steel or partially central region be rolled into the shape of the above-mentioned first annular arrangement spare, and in the inside face of end ring face or outside face welding or be bonded with annular plate and constitute, and make the width of annular plate be less than or equal to the width of this end ring face.Because the end ring face of corner protector is the force part, and its reinforcing can be saved steel plate greatly.
The corner protector of packed steel coil proposed by the invention comprises outer corner protector and/or inner protective corner spare, if the first annular arrangement spare and the second annular arrangement spare all adopt the thick steel plate of 0.5mm to make, the folding corner region of corner protector is equivalent to the thick plate of 1mm, compare with the corner protector of directly making with the thick steel plate of 1mm and will save 1/2nd steel at least, but both mechanical characteristicss are identical, by statistics, the annual 700000 tons of steel plates of consumption that need of this type of corner protector of the whole nation, if can save 1/2nd steel plate, its value will be above 10,000,000,000 yuan; Simultaneously, corner protector is made of the first annular arrangement spare and these two separate piece of the second annular arrangement spare, so the thickness of this corner protector folding corner region can be adjusted as required, can further save cost of manufacture.
Description of drawings:
Accompanying drawing 1 is the surface structure scheme drawing of outer first embodiment of corner protector;
Accompanying drawing 2 is surface structure scheme drawings of second embodiment of outer corner protector;
Accompanying drawing 3 is surface structure scheme drawings of first embodiment of inner protective corner spare;
Accompanying drawing 4 is surface structure scheme drawings of second embodiment of inner protective corner spare.
The specific embodiment:
Referring to Fig. 1, this figure provides the overall appearance structure of 1 one embodiment of outer corner protector in the corner protector of packed steel coil proposed by the invention.Corner protector is the parts that are used for packed steel coil two vertex angle parts, and outer corner protector 1 wherein is to be made of the first annular arrangement spare 11 and reinforcing portion.Two limits of the first annular arrangement spare 11 be respectively with the corresponding end ring face 13 of coil of strip end face and along 13 outer edges, 15 bendings of this end ring face and with the corresponding band of column face 14 of the cylinder of coil of strip, to make its profile be the right angle or approach square; The reinforcing portion that present embodiment provides is by constituting with the akin second annular arrangement spare 12 of the shape of the first annular arrangement spare 11, and make the bight of the second annular arrangement spare 12 and the first annular arrangement spare 11 overlapped, two limit 16 and 17 width are all much smaller than the end ring face 13 of the first annular arrangement spare 11 and the width of band of column face 14, make outer corner protector 1 can save the steel of the difference of width, promptly 12 two limits 16 of the second annular arrangement spare and 17 width are narrow more, and the steel of saving are just many more.The second annular arrangement spare 12 that present embodiment only provides is placed on this structure of the first annular arrangement spare, 11 interior angles; and the second annular arrangement spare 12 is placed on the exterior angle of the first annular arrangement spare 11 and also can serves the same role, so this kind structure also belongs within the protection domain of the present invention.
When making outer corner protector 1, select a wide flat steel and a ribbon steel, and ribbon steel is placed on the middle part of wide flat steel or central region partially, then with make-up machine and along the middle part of ribbon steel or partially central region be rolled into above-mentioned first annular arrangement spare 11 and the overlapping shape of the second annular arrangement spare 12 together with wide flat steel.After synchronously rolling, the first annular arrangement spare 11 and the second annular arrangement spare 12 are combined under this special shape of circle, both can not separate in the ordinary course of things, as want to allow both combinations more firmly, can or adopt the mode of metal adhesive to connect by spot welding, and how many costs spot welding or metal adhesive increase.
In addition, should also can adopt a block plate to constitute by outer corner protector 1, promptly select length direction be provided with one thicker, and the thin band steel in both sides, with make-up machine and along the thicker position of this band steel or slightly partially the position it is rolled into the shape of the above-mentioned first annular arrangement spare 11, its thicker position (positions at the second annular arrangement spare, 12 places) is a reinforcing portion, and the outer corner protector 1 of this kind structure can be finished task of the present invention equally.
Referring to Fig. 2, this figure provides the overall appearance structure of outer corner protector 2 another embodiment in the corner protector of packed steel coil proposed by the invention.Should outer corner protector 2 have the first annular arrangement spare 21 identical with embodiment 1, different is in reinforcing portion is to be made of the annular plate 23 with the end ring face 22 overlapping settings of the first annular arrangement spare 21, and makes the width of the width of annular plate 23 less than end ring face 22.With regard to outer corner protector 2, end ring face 22 is usually less than band of column face 24, and annular plate 23 is own just less than end ring face 22, so the outer corner protector 2 of this kind structure can be saved 1/2nd steel at least.
When making outer corner protector 2, will the band steel and the shape that is rolled into the above-mentioned first annular arrangement spare 21 along the middle part or the inclined to one side central region of band steel with make-up machine, and weld or bonding annular plate 23 at the inside face of end ring face 22, promptly can be made into outer corner protector 2.
Referring to Fig. 3, this figure provides the overall appearance structure of 3 one embodiment of inner protective corner spare in the corner protector of packed steel coil proposed by the invention.Inner protective corner spare 3 is the parts that are used for the two ends interior angle of packed steel coil hollow part, and inner protective corner spare 3 is to be made of the first annular arrangement spare 31 and reinforcing portion.Two limits of the first annular arrangement spare 31 be respectively with the corresponding end ring face 33 of coil of strip end face and along inside edge 35 bending of this end ring face 33 and with the corresponding band of column face 34 of the cylinder of coil of strip, to make its profile be the right angle or approach square; The reinforcing portion that present embodiment provides is by constituting with the akin second annular arrangement spare 32 of the shape of the first annular arrangement spare 31, and make the bight of the second annular arrangement spare 32 and the first annular arrangement spare 31 overlapped, two limit 36 and 37 width are all much smaller than the end ring face 33 of the first annular arrangement spare 31 and the width of band of column face 34, make inner protective corner spare 3 can save the steel of the difference of width, equally, 32 two limits 36 of the second annular arrangement spare and 37 width are narrow more, and the steel of saving are just many more.The second annular arrangement spare 32 that present embodiment only provides is placed on this structure of the first annular arrangement spare, 31 interior angles; and the second annular arrangement spare 32 is placed on the exterior angle of the first annular arrangement spare 31 and also can serves the same role, so this kind structure also belongs within the protection domain of the present invention.
When making inner protective corner spare 3, select a wide flat steel and a ribbon steel, and ribbon steel is placed on the middle part of wide flat steel or central region partially, then with make-up machine and along the middle part of ribbon steel or partially central region be rolled into above-mentioned first annular arrangement spare 31 and the overlapping shape of the second annular arrangement spare 32 together with wide flat steel.After synchronously rolling, the first annular arrangement spare 31 and the second annular arrangement spare 32 are combined under this special shape of circle, both can not separate in the ordinary course of things, as want to allow both combinations more firmly, can or adopt the mode of metal adhesive to connect by spot welding, and how many costs spot welding or metal adhesive increase.
This inner protective corner spare 3 also can adopt a block plate to constitute, promptly select length direction be provided with one thicker, and the thin band steel in both sides, with make-up machine and along the thicker position of this band steel or slightly partially the position it is rolled into the shape of the above-mentioned first annular arrangement spare 31, its thicker position (positions at the second annular arrangement spare, 32 places) is a reinforcing portion, and the inner protective corner spare 3 of this kind structure can be finished task of the present invention equally.
Referring to Fig. 4, this figure provides the overall appearance structure of inner protective corner spare 4 another embodiment in the corner protector of packed steel coil proposed by the invention.Should inside and outside corner protector 4 have the first annular arrangement spare 41 identical with embodiment 3, different is in reinforcing portion is to be made of the annular plate 43 with the end ring face 42 overlapping settings of the first annular arrangement spare 41, and makes the width of the width of annular plate 43 less than end ring face 42.Because end ring face 42 is usually less than band of column face 44, and annular plate 43 is own just less than end ring face 42, so the inner protective corner spare 4 of this kind structure can be saved 1/2nd steel at least.
When making inner protective corner spare 4, with the shape that make-up machine will the band steel and along the middle part of band steel or partially central region is rolled into the above-mentioned first annular arrangement spare 41, and weld or bonding annular plate 43 at the inside face of end ring face 42, promptly can be made into inner protective corner spare 4.
Claims (5)
1, the corner protector of packed steel coil, it is characterized in that: it is right angle or the first annular arrangement spare that approaches square that this corner protector has profile, and the folding corner region of this first annular arrangement spare or be provided with reinforcing portion with corresponding end ring face of coil of strip end face or part end ring face, this reinforcing portion is to be made of the second annular arrangement spare akin with the shape of the first annular arrangement spare and that the bight is overlapped, and the width on two limits of the second annular arrangement spare is all much smaller than the end ring face of the first annular arrangement spare and the width of band of column face; Perhaps this reinforcing portion is by constituting with the end ring face of the first annular arrangement spare or the annular plate of the overlapping setting of part end ring face, and the width that makes annular plate is less than or equal to the width of this end ring face, and perhaps this reinforcing portion is by constituting at the folding corner region of the first annular arrangement spare or with the corresponding end ring face of coil of strip end face or facial mode of thickening of part end ring.
2, corner protector according to claim 1, it is characterized in that: the described first annular arrangement spare is by with the corresponding end ring face of coil of strip end face with along bending of this end ring face outer edge and the outer corner protector that constitutes with the corresponding band of column face of the cylinder of coil of strip, and the interior angle of this outer corner protector or position, exterior angle be overlapping to be provided with identical with its shape or the akin second annular arrangement spare.
3, corner protector according to claim 1, it is characterized in that: the described first annular arrangement spare is by with the corresponding end ring face of coil of strip end face with along bending of this end ring face inside edge and the inner protective corner spare that constitutes with the corresponding band of column face of the cylinder of coil of strip, and interior angle of this inner protective corner spare or position, exterior angle be overlapping to be provided with identical with its shape or the akin second annular arrangement spare.
4, make the method for the corner protector of claim 1 or 2 described packed steel coils, it is characterized in that may further comprise the steps: select a wide flat steel and a ribbon steel, and ribbon steel is placed on the middle part of wide flat steel or central region partially, then with make-up machine and along the middle part of ribbon steel or partially central region be rolled into above-mentioned first annular arrangement spare and the overlapping shape of the second annular arrangement spare together with wide flat steel.
5, make the method for the corner protector of the described packed steel coil of claim 1, it is characterized in that may further comprise the steps: with make-up machine will with steel and along the middle part of band steel or partially central region be rolled into the shape of the above-mentioned first annular arrangement spare, and in the inside face of end ring face or outside face welding or be bonded with annular plate, and make the width of annular plate be less than or equal to the width of this end ring face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710011644A CN100575207C (en) | 2007-06-06 | 2007-06-06 | Corner protector of packed steel coil and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710011644A CN100575207C (en) | 2007-06-06 | 2007-06-06 | Corner protector of packed steel coil and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101066716A CN101066716A (en) | 2007-11-07 |
| CN100575207C true CN100575207C (en) | 2009-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710011644A Expired - Fee Related CN100575207C (en) | 2007-06-06 | 2007-06-06 | Corner protector of packed steel coil and preparation method thereof |
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| Country | Link |
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| CN (1) | CN100575207C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276480A (en) * | 2020-09-18 | 2021-01-29 | 山东宏旺实业有限公司 | Preparation method of snowflake sand rose gold fingerprint-resistant stainless steel coil |
| CN112124755A (en) * | 2020-10-12 | 2020-12-25 | 厦门卓霈科技有限公司 | Cover plate protection packaging structure and packaging method |
| CN113523715B (en) * | 2021-06-17 | 2022-07-15 | 山东宏旺实业有限公司 | Production equipment and production method of steel coil corner protecting belt |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1404623A (en) * | 1972-06-14 | 1975-09-03 | Uno Tinplate Containers Ltd | Corner protectors for packaging |
| CN2312200Y (en) * | 1997-08-05 | 1999-03-31 | 武钢北湖农场金属制品厂 | Angle prevention hoop for winded steel roll |
| CN2837230Y (en) * | 2005-09-26 | 2006-11-15 | 武汉市东湖包装材料有限责任公司 | End protection cap for steel coil package |
| CN201031021Y (en) * | 2007-06-06 | 2008-03-05 | 张明德 | Corner protector member for packaging steel coil |
-
2007
- 2007-06-06 CN CN200710011644A patent/CN100575207C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1404623A (en) * | 1972-06-14 | 1975-09-03 | Uno Tinplate Containers Ltd | Corner protectors for packaging |
| CN2312200Y (en) * | 1997-08-05 | 1999-03-31 | 武钢北湖农场金属制品厂 | Angle prevention hoop for winded steel roll |
| CN2837230Y (en) * | 2005-09-26 | 2006-11-15 | 武汉市东湖包装材料有限责任公司 | End protection cap for steel coil package |
| CN201031021Y (en) * | 2007-06-06 | 2008-03-05 | 张明德 | Corner protector member for packaging steel coil |
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| Publication number | Publication date |
|---|---|
| CN101066716A (en) | 2007-11-07 |
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Granted publication date: 20091230 Termination date: 20120606 |