CN203711491U - Guard plate for modified cross-section steel rails - Google Patents

Guard plate for modified cross-section steel rails Download PDF

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Publication number
CN203711491U
CN203711491U CN201420100834.5U CN201420100834U CN203711491U CN 203711491 U CN203711491 U CN 203711491U CN 201420100834 U CN201420100834 U CN 201420100834U CN 203711491 U CN203711491 U CN 203711491U
Authority
CN
China
Prior art keywords
defending
movable block
guard plate
plate
plate movable
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.)
Expired - Lifetime
Application number
CN201420100834.5U
Other languages
Chinese (zh)
Inventor
王代文
冯伟
王文春
贾济海
陈元福
王洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pangang Group Panzhihua Steel and Vanadium Co Ltd
Original Assignee
Pangang Group Panzhihua Steel and Vanadium Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pangang Group Panzhihua Steel and Vanadium Co Ltd filed Critical Pangang Group Panzhihua Steel and Vanadium Co Ltd
Priority to CN201420100834.5U priority Critical patent/CN203711491U/en
Application granted granted Critical
Publication of CN203711491U publication Critical patent/CN203711491U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a steel rail production part and particularly relates to a guard plate for modified cross-section steel rails. The guard plate is capable of facilitating rapid adjustment of guard plates after abrasion and comprises a guard plate body and a guard plate moving block. A mounting position is arranged on the guard side of the guard plate body, the guard plate moving block is detachably mounted at the mounting position and is in a top-down symmetrical structure, that is, guide positions are arranged at the top and the bottom of the guard plate moving block. According to the guard plate, the detachable guard plate moving block is used, so that only the guard plate moving block is needed to be changed after the guard plate is abraded; the guard plate moving block is in a top-down symmetrical structure, so that the other side can be used after one side is abraded, the process of changing is saved, the guard plate moving block service life is doubled, and the cost is reduced effectively.

Description

The plate of defending for special-shaped section rail
Technical field
The utility model relates to a kind of Rail Production parts, especially a kind of plate of defending for special-shaped section rail.
Background technology
Special-shaped section rail, because section is asymmetric, adopts continuous cast rectangle billet to produce, and certainly exists inhomogeneous deformation in the operation of rolling.Because big mill region length of rolled piece is short, it is little that finished size is affected, therefore, inhomogeneous deformation is concentrated to the digestion of big mill region when technological design.The existence of inhomogeneous deformation can cause the tapping torsion of big mill region, bending etc., in order to solve big mill region tapping problem, conventionally adopt tap rolling, rolled piece is carried out to thermal straightening or regular, in same pass, carry out the rolling of twice and above passage, second and later passage do not give drafts.The major effect of tap rolling has: the one, affect product quality, and form backfin defect etc.; The 2nd, affect production efficiency, owing to adopting tap rolling, this frame rolling rhythm time is longer; The 3rd, affect the rolling temperature of postorder passage, cause that rear operation tapping is reversed, wearing and tearing aggravation etc.By process optimization, improve and cannot solve torsion problem, pass through field assay and grope, by increasing the mode of top guide, can solve tapping torsion problem.Because rolled piece contacts with defending plate always, adopt the integrated poured plate of defending to have following problem: the one, cast steel wearing and tearing are fast especially, and the iron sheet that easily bonds, and form backfin defect; The 2nd, the online difficulty of adjusting after wearing and tearing; The 3rd, defend plate quick abrasion, steel transportation amount is few, causes production cost high.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of plate quick-adjustsing plate of defending for special-shaped section rail after wearing and tearing of being convenient to defend.
The utility model solves the plate of defending for special-shaped section rail that its technical problem adopts, comprise and defend plate body and defend plate movable block, the described guide and guard side of defending plate body is provided with installation position, the described plate movable block of defending is detachably arranged on installation position, the described plate movable block of defending is upper and lower symmetrical structure, and defending plate movable block all has guide and guard position up and down.
Be further, also comprise connecting bolt, on described installation position, be provided with bolt hole, described defending is provided with the elliptical aperture corresponding with bolt hole on plate movable block, the long axis direction of described elliptical aperture is parallel with above-below direction, and described connecting bolt is fixed on and defends on plate body through defending plate movable block by elliptical aperture and bolt hole.
Further, also comprise cushion block, described installation position is mounting groove, described in defend plate movable block and be arranged in mounting groove, described cushion block is arranged in mounting groove and is defending between plate movable block top and mounting groove top.
Further, described in defend plate movable block and made by wear resistant cast iron, described in defend plate body and made by cast steel.
The beneficial effects of the utility model are: owing to having adopted dismountable plate movable block of defending, therefore after defending plate wearing and tearing, only need to change to defend plate movable block; And to defend plate movable block be to have laterally zygomorphic structure, therefore after wearing and tearing on one side, can change another side into and use, so not only solved replacing operation, the service life that can also make to defend plate movable block is double, effectively reduces cost.Elliptical aperture can be set defending on plate movable block, then coordinate cushion block to regulate the upper-lower position of defending plate movable block, after defending the wearing and tearing of plate movable block, can increase cushion block like this and extend the use of defending plate movable block.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of defending plate body;
Fig. 3 is the schematic diagram of defending plate movable block;
Parts, position and numbering in figure: defend plate body 1, defend plate movable block 2, installation position 3, bolt hole 4, elliptical aperture 5, cushion block 6.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises to be defended plate body 1 and defends plate movable block 2, the described guide and guard side of defending plate body 1 is provided with installation position 3, the described plate movable block 2 of defending is detachably arranged on installation position 3, the described plate movable block 2 of defending is for upper and lower symmetrical structure, and defending plate movable block 2 all has guide and guard position up and down.The side that guide and guard side coordinates with rail, installation position 3 is mainly used in installing defends plate movable block 2, is traditionally arranged to be mounting groove, and fast and easy location and installation is defended plate movable block 2.Defend plate movable block 2 and be preferably upper and lower symmetric figure, recommend the shape shown in bitmap 3.Above-below direction take rail is reference up and down.Defending mode that plate movable block 2 can adopt buckle installs and defends on plate body 1.In use, thereby will defend plate movable block 2, be fixed to defend on plate body 1 and be combined into and defend plate, will defend plate and be installed on machine.When defending, plate movable block 2 is long-term to be used after wearing and tearing, can dismantle fast and defend plate movable block 2, will defend plate movable block 2 and turn upside down to reinstall to and defend on plate body 1, and now defending plate movable block 2 can resume operation fast.This not only can change fast and defend plate movable block 2, can also extend the service life of defending 2 one times of plate movable blocks.
In order to regulate the height of defending plate movable block 2, as shown in Figures 2 and 3, also comprise connecting bolt, on described installation position 3, be provided with bolt hole 4, described defending is provided with the elliptical aperture corresponding with bolt hole 45 on plate movable block 2, the long axis direction of described elliptical aperture 5 is parallel with above-below direction, and described connecting bolt is fixed on and defends on plate body 1 through defending plate movable block 2 by elliptical aperture 5 and bolt hole 4.Bolt hole 4 arranges two, elliptical aperture 5 also can adopt slotted hole to replace, now utilize elliptical aperture 5 can regulate the relative position of defending plate movable block 2, when the lower end fraction of defending plate movable block 2 weares and teares, can move down and defend plate movable block 2, avoid changing or overturning and defend plate movable block 2.
For after making to regulate to defend plate movable block 2 more firm, as shown in Figure 1, also comprise cushion block 6, described installation position 3 is mounting groove, the described plate movable block 2 of defending is arranged in mounting groove, and described cushion block 6 is arranged in mounting groove and is defending between plate movable block 2 tops and mounting groove top.Cushion block 6 can fixedly be defended plate movable block 2, can avoid defending plate movable block 2 and slide after adjustment.Cushion block 6 can arrange a plurality of, has different thickness, can according to circumstances regulate like this height of cushion block 6.
Concrete, described in defend plate movable block 2 and make to increase wearability by wear resistant cast iron, described in defend plate body 1 and made by cast steel.

Claims (4)

1. for the plate of defending of special-shaped section rail, it is characterized in that: comprise and defend plate body (1) and defend plate movable block (2), the described guide and guard side of defending plate body (1) is provided with installation position (3), the described plate movable block (2) of defending is detachably arranged on installation position (3), the described plate movable block (2) of defending is upper and lower symmetrical structure, and defending plate movable block (2) all has guide and guard position up and down.
2. the plate of defending for special-shaped section rail as claimed in claim 1, it is characterized in that: also comprise connecting bolt, on described installation position (3), be provided with bolt hole (4), described defending is provided with the elliptical aperture (5) corresponding with bolt hole (4) on plate movable block (2), the long axis direction of described elliptical aperture (5) is parallel with above-below direction, and described connecting bolt is fixed on and defends on plate body (1) through defending plate movable block (2) by elliptical aperture (5) and bolt hole (4).
3. the plate of defending for special-shaped section rail as claimed in claim 1, it is characterized in that: also comprise cushion block (6), described installation position (3) is mounting groove, the described plate movable block (2) of defending is arranged in mounting groove, and described cushion block (6) is arranged in mounting groove and is positioned at and defends between plate movable block (2) top and mounting groove top.
4. the plate of defending for special-shaped section rail as described in claim 1,2 or 3, is characterized in that: described in defend plate movable block (2) and made by wear resistant cast iron, described in defend plate body (1) and made by cast steel.
CN201420100834.5U 2014-03-06 2014-03-06 Guard plate for modified cross-section steel rails Expired - Lifetime CN203711491U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420100834.5U CN203711491U (en) 2014-03-06 2014-03-06 Guard plate for modified cross-section steel rails

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420100834.5U CN203711491U (en) 2014-03-06 2014-03-06 Guard plate for modified cross-section steel rails

Publications (1)

Publication Number Publication Date
CN203711491U true CN203711491U (en) 2014-07-16

Family

ID=51150691

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420100834.5U Expired - Lifetime CN203711491U (en) 2014-03-06 2014-03-06 Guard plate for modified cross-section steel rails

Country Status (1)

Country Link
CN (1) CN203711491U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105834230A (en) * 2016-05-11 2016-08-10 山东钢铁股份有限公司 General guide and guard device of H-shape steel roughing mill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105834230A (en) * 2016-05-11 2016-08-10 山东钢铁股份有限公司 General guide and guard device of H-shape steel roughing mill

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GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140716