CN104841730A - Steel straightening and guiding device - Google Patents
Steel straightening and guiding device Download PDFInfo
- Publication number
- CN104841730A CN104841730A CN201510199588.2A CN201510199588A CN104841730A CN 104841730 A CN104841730 A CN 104841730A CN 201510199588 A CN201510199588 A CN 201510199588A CN 104841730 A CN104841730 A CN 104841730A
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- CN
- China
- Prior art keywords
- arc
- steel
- working face
- cambered surface
- shaped slot
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- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/021—Control or correction devices in association with moving strips
- B21D43/023—Centering devices, e.g. edge guiding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
- B21D3/05—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes rectangular to the path of the work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention provides a steel straightening and guiding device which comprises a guiding device. The guiding plate is provided with a lateral surface and a long narrow work face arranged on one side of the lateral surface, a sectional groove is formed in the work face, a groove wall face of the sectional groove is in an arc shape, and the groove is provided with an arc groove opening arranged at one end of the work face and an arc intermediate groove body extending along the long narrow work face. According to the steel straightening and guiding device, the groove is formed in the guiding plate. Thus, steel is prevented from being obliquely ground when passing through the guiding plate, the using reliability and stability of the guiding plate are improved, and steel straightening is facilitated.
Description
Technical field
The present invention relates to steel production technology, particularly relate to a kind of steel aligning guider.
Background technology
In the technology arrangement of existing two-roll reeler guide plate, as shown in Figure 1, bar shaped steel 20 rotate through fairlead 30 in approach table, and aim at guide plate 40 center, then, in the clamping of guide plate 40, the straightening process of bar shaped steel is realized by the pressure of upper and lower concavo-convex smoothing roll.The operating temperature of guide plate 40 is normal temperature or not higher than 150 degree, during work, working face local temperature is lower than 250 degree.Therefore, straightener guide plate 40 needs to bear certain frictional force and impulsive force, especially working face 41 position of guide plate 40, as shown in Figure 2, because direct and steel 20 rub, more needs reliable wearability.
But, when bar shaped steel are clamped by guide plate 40 through after fairlead, during clamping, bar shaped steel 20 can contact with working face 41 direct friction of guide plate 40, and what mostly adopt due to existing working face 41 is straight working face 41, cause because of fricative abrading section usually not on centerline, very easily produce the inclined phenomenon of mill, in practice, when not reaching steel transportation amount through being everlasting, guide plate is just scrapped because mill is partially serious, or steel rub on guide plate beam because grinding partially, brings infringement to a certain degree to equipment.Visible, how to improve the wearability of guide plate, reduce the generation of the inclined phenomenon of mill, the straightening process for steel is extremely important.
Therefore, necessary a kind of steel aligning guider that provides solves above-mentioned technical problem.
Summary of the invention
Technical problem solved by the invention be to provide a kind of steel align guider with improve prior art centering guide easy to wear, grind inclined problem.
For solving the problems of the technologies described above, the present invention adopts a kind of steel to align guider, comprise guide plate, described guide plate is provided with side surface and is positioned at the sleeve configuration working face of described side surface side, described working face is provided with the curved segmented groove of a trough wall surface, and described groove is provided with the arc-shaped slot being positioned at working face one end and the arc medial launder extended along sleeve configuration working face.
As the further improvement of the technical program, between described arc-shaped slot and described arc medial launder, be provided with arc-shaped transition groove, and described arc-shaped slot, arc-shaped transition groove and arc medial launder are extended to the other end by one end of working face successively.
As the further improvement of the technical program, the cambered surface radius of described arc-shaped slot is greater than the cambered surface radius of arc medial launder; The cambered surface chord length of described arc medial launder and the cambered surface degree of depth are all less than cambered surface chord length and the cambered surface radius of arc-shaped slot.
As the further improvement of the technical program, the cambered surface degree of depth of described arc-shaped slot is gradual change type, and this cambered surface degree of depth diminishes gradually along the direction near arc medial launder.
As the further improvement of the technical program, the cambered surface of described arc-shaped slot is inclined to set relative to described working face, and inclination angle is 15 degree.
As the further improvement of the technical program, described side surface is being provided with near described working face place the die cavity portion be recessed to form, described die cavity portion be disposed adjacent with described working face and along working face bearing of trend and extend, the dark chamber portion that described die cavity portion comprises shallow chamber portion and is connected with shallow chamber portion.
As the further improvement of the technical program, the material of described guide plate is Cr7Mo2VMnSiCo medium carbon alloy steel.
As the further improvement of the technical program, described steel alloy comprises: the vanadium of the carbon of 0.9-1.0%, the chromium of 7.0-7.5%, the molybdenum of 1.90-2.0%, the cobalt of 0.85-0.95% and 0.8-0.9%.
As the further improvement of the technical program, described steel alloy also comprises: the nickel of the silicon of 0.65%, the manganese of 0.32% and 0.85-0.95%.
As the further improvement of the technical program, described steel alloy also comprises: the sulphur being no more than 0.03%, the phosphorus being no more than 0.03% and be no more than 0.03% copper.
Steel aligning guider of the present invention, by offering groove on guide plate, making steel by not easily grinding inclined phenomenon during guide plate, improve the reliability and stability that guide plate uses, being also more conducive to the straightening processing of steel.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that in prior art, steel pass guide plate.
Fig. 2 is the structural representation of prior art centering guide.
Fig. 3 be prior art centering guide and clamping steel time schematic cross-section.
Fig. 4 is the structural representation of the guide plate of steel of the present invention aligning guider.
Fig. 5 is the groove partial schematic diagram of steel of the present invention aligning guider.
Fig. 6 is the groove side schematic view of steel of the present invention aligning guider.
Fig. 7 is the arc-shaped slot schematic diagram of groove of the present invention.
Detailed description of the invention
Refer to shown in Fig. 3 and Fig. 4, the invention provides a kind of steel aligning guider, comprise the guide plate 10 of pair of opposing and the passage between described two guide plates 10, wherein, described guide plate 10 is provided with side surface 11 and is positioned at the working face 12 of described side surface 11 side.
Described side surface 11 is being provided with near described working face 12 place the die cavity portion 13 be recessed to form, for holding smoothing roll, and described die cavity portion 13 is disposed adjacent with described working face 12, and along working face 12 bearing of trend and extend, the dark chamber portion 15 that described die cavity portion 13 comprises shallow chamber portion 14 and is connected with shallow chamber portion 14, described shallow chamber portion 14 and dark chamber portion 15 distribute along the side of described working face 12.
Described working face 12 is positioned at the end face of described guide plate 10, and working face 12 is perpendicular to described side surface 11.As shown in Figure 3, described working face 12 is provided with a strip groove 16, and described groove 16 extends along the center line O-O direction of described working face 12, and groove 16 is positioned at the side in described die cavity portion 13, and wherein, the trough wall surface of described groove 16 is arc.In best mode for carrying out the invention, described groove 16 is segmented groove 16, it is provided with an arc-shaped slot 17, the arc-shaped transition groove 18 be connected with arc-shaped slot 17 and the arc medial launder 19 connecting arc-shaped transition groove 18, described arc-shaped slot 17 is positioned at one end of described groove 16, and described arc-shaped slot 17, arc-shaped transition groove 18 and arc medial launder 19 are extended to the other end by one end of working face 12 successively.
In an embodiment of the present invention, as shown in Fig. 5, Fig. 6 and Fig. 7, the cambered surface radius of described arc-shaped slot 17 is R1, and cambered surface chord length is L, and the cambered surface degree of depth is H; The cambered surface radius of described arc-shaped transition groove 18 is R2; The cambered surface radius of described arc medial launder 19 is R3, and cambered surface chord length is L1, and the cambered surface degree of depth is H1, described R1 is maximum, R2 is minimum, and R3 is between R1 and R2, and the cambered surface chord length L1 of arc medial launder 19 and cambered surface depth H 1 are all less than cambered surface chord length L and the cambered surface radius H of arc-shaped slot 17.
It is worth mentioning that, the cambered surface of described arc-shaped slot 17 is inclined to set relative to described working face 12, and inclination angle is β, and the cambered surface degree of depth of this arc-shaped slot 17 is gradual change type, and this cambered surface degree of depth shoals gradually along the direction near arc medial launder 19; In addition, the end face of described guide plate 10 is provided with the guide ramp 120 being positioned at described working face 12 two ends.Steel due to different size require that two the guide plate 10(groups distances using different group distance are the distance between described two guide plates, the i.e. width of passage), and the design of groove 16 also can be different, need according to circumstances to design especially described parameter R1, R2, R3, L, H, L1, H1 and angle of inclination beta, in better embodiment of the present invention, according to R=L*L/4H+H/2 formulae discovery, corresponding following parameter (Parameter units mm) can be adopted when following three kinds of guide plate group distances:
In order to strengthen the wearability of guide plate 10 further, in best mode for carrying out the invention, carbon high-alloy steel during described guide plate 10 adopts, material is Cr7Mo2VMnSiCo, and this chemical analysis of this material following (percentage composition):
| Title | Percentage composition | Title | Percentage composition |
| Carbon C | 0.9～1.0% | Vanadium V | 0.8～0.9% |
| Chromium Cr | 7.0～7.5% | Sulphur S | ≤0.03% |
| Molybdenum Mo | 1.90～2.0% | Phosphorus P | ≤0.030% |
| Silicon Si | 0.65% | Nickel | 0.85～0.95% |
| Manganese Mn | 0.32% | Copper Cu | ≤0.30% |
| Cobalt CO | 0.85～0.95% |
Relative to existing CR12 steel, the performance of the wear-resisting alloy steel of guide plate 10 of the present invention is more excellent, is more applicable to the demand of two rod straightener guide plates 10.Specifically, compared to high-carbon alloy steel, carbon high-alloy steel during guide plate 10 of the present invention adopts, significantly can reduce material fragility, improve welding performance, for the rebuilding recycling of guide plate 10 creates condition.And, in the composition of guide plate 10 of the present invention, the content of chromium is more reasonable, guide plate 10 can be made to maintain high strength, hardness and wearability, because the quenching degree of steel is in the complete through hardening of guide plate 1050-60mm thickness, and existing CR12 material can through hardening completely at the workpiece that diameter is 300 ~ below 400mm, the problem of the performance surplus that obvious existing CR12 material exists, has not existed in the present invention.
In addition, silicon Si content is 0.65%, can strengthen ferro element, improves intensity and the hardness of steel, reduces steel critical cooling rate, improve the quenching degree of steel.Molybdenum Mo content is 1.9 ~ 2.0%, can reinforced ferrite, improves intensity and the hardness of steel, reduces the critical cooling rate of steel, improve the quenching degree of steel, improves heat resistance and the elevated temperature strength of steel.Vanadium V content is 0.8 ~ 0.9%, can crystal grain thinning, improves the toughness of steel.Cobalt CO content 0.85 ~ 0.95%, can make alloy have higher toughness, and reduces the sensitive property to impacting.
In sum, the present invention is by the structure of the working face 12 of improvement guide plate 10, groove 16 is utilized to grind inclined problem to improve in prior art, simultaneously, in conjunction with the improvement of self material of guide plate 10 in better embodiment, by adopting carbon high-alloy steel in Cr7Mo2VMnSiCo to substantially improve anti-wear performance and the toughness of guide plate 10, make the reliability and stability of guide plate 10 better.
The above; it is only most preferred embodiment of the present invention; not any pro forma restriction is done to the present invention; any those of ordinary skill in the art; do not departing under technical solution of the present invention ambit; utilize the method content of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, all belong to the scope of claims protection.
Claims (10)
1. a steel aligning guider, comprise guide plate, described guide plate is provided with side surface and is positioned at the sleeve configuration working face of described side surface side, it is characterized in that, described working face is provided with the curved segmented groove of a trough wall surface, and described groove is provided with the arc-shaped slot being positioned at working face one end and the arc medial launder extended along sleeve configuration working face.
2. steel aligning guider according to claim 1, it is characterized in that: between described arc-shaped slot and described arc medial launder, be provided with arc-shaped transition groove, and described arc-shaped slot, arc-shaped transition groove and arc medial launder are extended to the other end by one end of working face successively.
3. steel aligning guider according to claim 2, is characterized in that: the cambered surface radius of described arc-shaped slot is greater than the cambered surface radius of arc medial launder; The cambered surface chord length of described arc medial launder and the cambered surface degree of depth are all less than cambered surface chord length and the cambered surface radius of arc-shaped slot.
4. steel aligning guider according to claim 3, it is characterized in that: the cambered surface degree of depth of described arc-shaped slot is gradual change type, this cambered surface degree of depth diminishes gradually along the direction near arc medial launder.
5. steel aligning guider according to claim 4, it is characterized in that: the cambered surface of described arc-shaped slot is inclined to set relative to described working face, and inclination angle is 15 degree.
6. steel aligning guider according to claim 5, it is characterized in that: described side surface is being provided with near described working face place the die cavity portion be recessed to form, described die cavity portion be disposed adjacent with described working face and along working face bearing of trend and extend, the dark chamber portion that described die cavity portion comprises shallow chamber portion and is connected with shallow chamber portion.
7. steel aligning guider as claimed in any of claims 1 to 6, is characterized in that: the material of described guide plate is Cr7Mo2VMnSiCo medium carbon alloy steel.
8. steel aligning guider according to claim 7, is characterized in that: described steel alloy comprises: the vanadium of the carbon of 0.9-1.0%, the chromium of 7.0-7.5%, the molybdenum of 1.90-2.0%, the cobalt of 0.85-0.95% and 0.8-0.9%.
9. steel aligning guider according to claim 8, is characterized in that: described steel alloy also comprises: the nickel of the silicon of 0.65%, the manganese of 0.32% and 0.85-0.95%.
10. steel according to claim 9 aligning guider, is characterized in that: described steel alloy also comprises: the sulphur being no more than 0.03%, the phosphorus being no more than 0.03% and be no more than 0.03% copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199588.2A CN104841730A (en) | 2015-04-24 | 2015-04-24 | Steel straightening and guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199588.2A CN104841730A (en) | 2015-04-24 | 2015-04-24 | Steel straightening and guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104841730A true CN104841730A (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510199588.2A Pending CN104841730A (en) | 2015-04-24 | 2015-04-24 | Steel straightening and guiding device |
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| CN (1) | CN104841730A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201120402Y (en) * | 2007-10-10 | 2008-09-24 | 攀枝花新钢钒股份有限公司 | Special clamping plate for rolling round steel |
| CN202212439U (en) * | 2011-07-18 | 2012-05-09 | 上海华普钢结构工程有限公司 | Novel leveller driving roller |
| CN202490853U (en) * | 2012-01-31 | 2012-10-17 | 淮安市贝克铝热传输有限公司 | Three-point straightening device for producing aluminum heat radiating pipe |
| CN204018431U (en) * | 2014-07-15 | 2014-12-17 | 北京长宇利华液压系统工程设计有限公司 | Two-roll reeler 45 degree guide plate arrangements |
-
2015
- 2015-04-24 CN CN201510199588.2A patent/CN104841730A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201120402Y (en) * | 2007-10-10 | 2008-09-24 | 攀枝花新钢钒股份有限公司 | Special clamping plate for rolling round steel |
| CN202212439U (en) * | 2011-07-18 | 2012-05-09 | 上海华普钢结构工程有限公司 | Novel leveller driving roller |
| CN202490853U (en) * | 2012-01-31 | 2012-10-17 | 淮安市贝克铝热传输有限公司 | Three-point straightening device for producing aluminum heat radiating pipe |
| CN204018431U (en) * | 2014-07-15 | 2014-12-17 | 北京长宇利华液压系统工程设计有限公司 | Two-roll reeler 45 degree guide plate arrangements |
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Application publication date: 20150819 |