Combined type guide plate of rolling mill

Abstract

The utility model discloses a rolling mill combined type guide plate which comprises a metal base body and a wear-resisting plate, two parallel dovetail groove bodies are formed in the metal base body, two parallel dovetail groove sliding blocks matched with the dovetail groove bodies are arranged on the end face, close to the metal base body, of the wear-resisting plate, and the two dovetail groove sliding blocks are matched with the dovetail groove bodies. The wear-resisting plate is detachably connected with the metal base body, a plurality of cooling channels are further formed in the combined type guide plate of the rolling mill, the cooling channels penetrate through the metal base body and the wear-resisting plate, and the combined type guide plate of the rolling mill has the advantages of being modular in design, convenient to disassemble and assemble, capable of being rapidly replaced and capable of reducing downtime. Cooling measures are added to reduce the temperature and prolong the service life; the wear-resistant plate is made of a cast stone plate, is high in wear resistance, saves nickel, chromium and other precious metal materials, and reduces the production cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to module rolling mill equipment technical field especially relates to a rolling mill composite guide plate. BACKGROUND

[0002] Guide device is widely used in steel plant bar and wire rod rolling, and is an important part of rolling mill. According to statistics, more than 50% of production failure in bar and wire rod rolling is caused by guide device. The failure of guide device mainly refers to the failure of its three components: guide roller, bearing and guide plate. Guide plate is an important auxiliary device on rolling mill, and is in high temperature environment for a long time, and the working environment is poor, and it continuously passes steel for 24 hours, and the guide plate wears fast. In this case, if the wear resistance is not enough, and the replacement is not timely, the surface quality of steel and the yield will be seriously affected. The existing guide plate is mostly made of alloy, and the replacement cost is high, and the replacement is inconvenient, and the cooling performance is poor.

[0003] Therefore, the rolling mill composite guide plate is provided to solve the above problems. SUMMARY

[0004] The technical problem to be solved by the present application is that the existing guide plate is mostly made of alloy, and the replacement cost is high, and the replacement is inconvenient, and the cooling performance is poor, so a rolling mill composite guide is provided, which comprises:

[0005] Metal base and wear plate, two parallel dovetail grooves are formed in the metal base, two parallel dovetail groove sliders are arranged on the end surface of the wear plate close to the metal base, the wear plate and the metal base are detachably connected, a plurality of cooling channels are formed in the rolling mill composite guide plate, and the cooling channels penetrate the metal base and the wear plate.

[0006] Further, the length of the dovetail groove slider is the same as the length of the dovetail groove.

[0007] Further, two positioning grooves are symmetrically arranged on the side surface of the dovetail groove, and a positioning block is arranged on the dovetail groove slider.

[0008] Further, the surface of the wear plate away from the dovetail groove is an arc surface.

[0009] Further, the two ends of the cooling channel are connected with the pipeline, the pipeline on one side of the cooling channel is connected with the cooling liquid pump, and the pipeline on the other side of the cooling channel is connected with the cooling liquid storage tank, and the cooling liquid pump is arranged in the cooling liquid storage tank.

[0010] Further, the number of the cooling channels is one.

[0011] Further, several cooling channels are distributed from the side close to the rough rolling mill to the side away from the rough rolling mill from dense to sparse.

[0012] Further, the wear-resistant plate is a cast stone plate.

[0013] The utility model discloses, has the following beneficial effect:

[0014] 1, simple overall structure, modular design can be whole replacement fast, adopt the blowback module of turning -up plate guide groove can enter the scrap box when the rolling piece passes through the turning -up plate guide groove to the scrap box, and the rolling mill is protected, and the rolling mill cooling water is swept to the scrap box in the blowback module, avoids the influence of hot signal with the water of rolling piece, and the both sides of the inside of scrap box base are provided with water pipe, avoids the accumulation of iron oxide and sundries, reduces the frequency of manual cleaning, reduces the labor intensity. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view of the utility model.

[0016] Figure 2 It is the attached drawing of the utility model specification Figure 1 The middle A-A section view;

[0017] Among them, the corresponding reference signs should be: 1-metal base, 2-wear-resistant plate, 3-dovetail groove body, 4-cooling channel. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model. EMBODIMENT

[0019] Please refer to the attached drawing of the specification Figures 1-2 The technical problem to be solved by the present application is that the existing guide plates are mostly made of alloy, the wear replacement cost is higher, and the replacement is more inconvenient, and the cooling performance is poor, so a rolling mill composite guide is provided, which comprises:

[0020] Metal base 1 and wear-resistant plate 2, two parallel dovetail groove bodies 3 are formed on the metal base 1, two parallel dovetail groove sliders are arranged on the end face of the wear-resistant plate 2 close to the metal base 1, the wear-resistant plate 2 and the metal base 1 are detachably connected, a cooling channel 4 is further formed on the rolling mill composite guide plate, and the cooling channel 4 penetrates the metal base 1 and the wear-resistant plate 2.

[0021] The surface of the wear plate 2 away from the dovetail groove body 3 is arc.

[0022] Both ends of the cooling channel 4 are communicated with the pipeline, the pipeline on one side of the cooling channel 4 is communicated with the cooling liquid pump, the pipeline on the other side of the cooling channel 4 is communicated with the cooling liquid storage tank, and the cooling liquid pump is arranged in the cooling liquid storage tank; the wear plate 2 is a cast stone plate.

[0023] The mill composite guide plate is mainly used in the rough rolling mill, is used in pairs, and in the steel rolling process, the guide plate is used for guaranteeing that the steel is correctly passed from the pass, and has a clamping effect on the steel. The wear plate is made of cast stone plate, has high wear resistance, impact resistance, corrosion resistance, high strength, various specifications, easy processability, green environmental protection, high service life, saves noble metal materials such as nickel and chromium, and reduces production cost. The wear plate is designed as an independent module, after wear to a certain degree, the wear plate can be easily pushed out from the metal base through the dovetail groove body to be replaced, so that the guide is convenient to disassemble, and a large amount of time for replacing and adjusting the guide is saved. EMBODIMENT

[0024] The technical problem to be solved by the present application is that the existing guide plate is mostly made of alloy, the wear replacement cost is relatively high, and the replacement is relatively inconvenient, and the cooling performance is poor, so a mill composite guide is provided, which comprises:

[0025] The metal base 1 is provided with two parallel dovetail groove bodies 3, the wear plate 2 is provided with two parallel dovetail groove sliding blocks on the end face close to the metal base 1, the wear plate 2 and the metal base 1 are detachably connected, a plurality of cooling channels 4 are formed in the mill composite guide plate, the cooling channels 4 pass through the metal base 1 and the wear plate 2, and the plurality of cooling channels are distributed from dense to sparse from the side close to the rough rolling mill to the side away from the rough rolling mill.

[0026] The surface of the wear plate 2 away from the dovetail groove body 3 is arc.

[0027] Both ends of the cooling channel 4 are communicated with the pipeline, the pipeline on one side of the cooling channel 4 is communicated with the cooling liquid pump, the pipeline on the other side of the cooling channel 4 is communicated with the cooling liquid storage tank, and the cooling liquid pump is arranged in the cooling liquid storage tank; the wear plate 2 is a cast stone plate.

[0028] The mill composite guide plate is mainly used in the rough rolling mill, is used in pairs, and is used in the rolling process, the guide plate is used for guaranteeing that the steel is correctly passed from the pass, and has a clamping action on the steel. The wear-resistant plate is made of cast stone plate, has high wear resistance, impact resistance, corrosion resistance, high strength, various specifications, easy processability, green environmental protection, high service life, saves noble metal materials such as nickel and chromium, and reduces production cost. The wear-resistant plate is designed as an independent module, after being worn to a certain degree, the wear-resistant plate can be easily pushed out from the metal base for replacement through the dovetail groove slot body without disassembling the guide, is convenient to disassemble, saves a large amount of time for replacing and adjusting the guide. EMBODIMENT

[0029] The technical problem to be solved by the present application is that the existing guide plates are mostly made of alloys, the wear replacement cost is high, and the replacement is inconvenient, and the cooling performance is poor, so a mill composite guide is provided, the mill composite guide comprises:

[0030] The metal base 1 is provided with two parallel dovetail groove slots 3, and the wear-resistant plate 2 is provided with two parallel dovetail groove sliders on the end face close to the metal base 1, the wear-resistant plate 2 and the metal base 1 are detachably connected, and a plurality of cooling channels 4 are formed in the mill composite guide plate, the cooling channels 4 pass through the metal base 1 and the wear-resistant plate 2, and the plurality of cooling channels are distributed from dense to sparse from the side close to the rough rolling mill to the side away from the rough rolling mill.

[0031] The length of the dovetail groove slider is the same as the length of the dovetail groove slot 3.

[0032] Two positioning grooves are symmetrically arranged on the side surface of the dovetail groove slot 3, and a positioning block is arranged on the dovetail groove slider in cooperation with the positioning groove.

[0033] The surface of the wear-resistant plate 2 away from the dovetail groove slot 3 is an arc surface.

[0034] Both ends of the cooling channel 4 are connected with a pipeline, the pipeline on one side of the cooling channel 4 is connected with a cooling liquid pump, the pipeline on the other side of the cooling channel 4 is connected with a cooling liquid storage tank, and the cooling liquid pump is arranged in the cooling liquid storage tank; the wear-resistant plate 2 is made of cast stone plate.

[0035] The mill composite guide plate is mainly used in the rough rolling mill, is used in pairs, and is used in the rolling process, the guide plate is used for guaranteeing that the steel is correctly passed from the pass, and has a clamping action on the steel. The wear-resistant plate is made of cast stone plate, has high wear resistance, impact resistance, corrosion resistance, high strength, various specifications, easy processability, green environmental protection, high service life, saves noble metal materials such as nickel and chromium, and reduces production cost. The wear-resistant plate is designed as an independent module, after being worn to a certain degree, the wear-resistant plate can be easily pushed out from the metal base for replacement through the dovetail groove slot body without disassembling the guide, is convenient to disassemble, saves a large amount of time for replacing and adjusting the guide.

[0036] In the description of the utility model, need understanding is, the term "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as a limitation on the utility model.

[0037] In the utility model, unless otherwise expressly provided and limited, the terms "mounting", "setting", "connection", "fixing", "screw connection" and so on should be understood broadly, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication or mutual action relationship of two elements inside two elements, unless otherwise expressly limited, for the ordinary skilled person in the art, can understand the specific meaning of the above-mentioned terms in the utility model according to the specific circumstances.

[0038] Although the embodiments of the utility model have been shown and described, for the ordinary skilled person in the art, it can be understood that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A composite guide plate for a rolling mill, characterized by The utility model relates to a rolling mill composite guide plate which comprises a metal base and a wear plate. The length of the dovetail groove slider is the same as the length of the dovetail groove slot.

2. The mill composite guide plate according to claim 1, characterized in that Two positioning grooves are symmetrically arranged on the side surface of the dovetail groove slot, and a positioning block is arranged on the dovetail groove slider to match the positioning grooves.

3. The mill composite stripper plate according to claim 2, characterized in that The surface of the wear plate away from the dovetail groove slot is an arc surface.

4. The mill composite stripper plate of claim 3, wherein Both ends of the cooling channel are connected with a pipeline, the pipeline on one side of the cooling channel is connected with a cooling liquid pump, and the pipeline on the other side of the cooling channel is connected with a cooling liquid storage tank.

5. The mill composite stripper plate according to claim 4, characterized in that The number of the cooling channels is one.

6. The mill composite stripper plate of claim 5, wherein, The number of the cooling channels is one.

7. The mill composite stripper plate of claim 4 wherein, The number of the cooling channels is one.

8. The mill composite stripper plate according to any one of claims 5 or 7, characterized in that The wear plate is a cast stone plate.

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