CN211464304U

CN211464304U - Guide and guard

Info

Publication number: CN211464304U
Application number: CN201922113966.7U
Authority: CN
Inventors: 蔺禄寿; 蔡鹏�; 马伟; 纪文杰; 徐万里
Original assignee: Jiangsu Yonggang Group Co Ltd
Current assignee: Jiangsu Yonggang Group Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-11
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a guide, include: the left side and the right side of the guide box body are respectively hinged with a supporting arm, the rear end of each supporting arm is respectively provided with a guide wheel, the top of the front end of the guide box body is provided with a first semicircular notch which penetrates through the guide box body from left to right and corresponds to the rear ends of the two supporting arms, the top of the guide box body at the first semicircular notch is provided with two pressing plates, the bottom of each pressing plate is provided with a second semicircular notch, the second semicircular notch of each pressing plate and the first semicircular notch corresponding to the lower part of each pressing plate jointly form a mounting hole, the two mounting holes are internally and respectively provided with adjusting nuts, each adjusting nut is internally and respectively in threaded connection with an adjusting screw rod, the two adjusting screw rods respectively correspond to the front ends of the two supporting arms, and springs are respectively arranged between the rear part of each supporting arm and the guide box body. The utility model has the advantages of wide application range and convenient installation and maintenance.

Description

Guide and guard

Technical Field

The utility model relates to a steel rolling equipment technical field, concretely relates to guide.

Background

The guide is an auxiliary device of a rolling mill, is widely applied to a rolling equipment system of bar wire or sectional materials, is mainly arranged in front of and behind a roll pass of the rolling mill and is used for helping a rolled piece to accurately and stably enter and exit the roll pass according to a set direction and state. The structures of the guides and guards used at present include: the guide box body for the rolled piece to pass through is movably supported at the outlet at the rear end of the guide box body with two guide wheels which can be matched with the rolled piece in a left-right shape. The guide has the following defects: the distance between the two guide wheels can not be adjusted, only the rolled piece of one type can be guided, and the application range is small.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be convenient for adjust between two guide pulleys interval and application scope extensively lead and defend.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the guide, include: the guide and guard box body for rolled pieces to pass through is provided with a support arm on the left side and the right side respectively, the middle part of each support arm is hinged on the guide and guard box body through a vertical rotating shaft respectively, the rear end of each support arm is movably supported with a guide wheel positioned at the outlet of the rear end of the guide and guard box body respectively, the two guide wheels of the two support arms can be matched with the rolled pieces in a left-right shape to guide the rolled pieces, the top of the front end of the guide and guard box body is provided with a first semicircular notch which penetrates through the guide and guard box body from left to right and corresponds to the rear ends of the two support arms, the top of the guide and guard box body at the first semicircular notch is provided with a left pressing plate and a right pressing plate, each pressing plate is detachably arranged at the top of the guide and guard box body through a fastening assembly, the bottom of each pressing plate is provided with a second semicircular notch corresponding to the first semicircular notch, the second semicircular notch of each pressing plate and the, the two adjusting nuts are respectively arranged in the two mounting holes, each adjusting nut is respectively in threaded connection with an adjusting screw, the two adjusting screws respectively correspond to the front ends of the two supporting arms, springs are respectively arranged between the rear part of each supporting arm and the guide box body, the springs enable the corresponding supporting arms to always have the tendency of outwards rotating and expanding around the corresponding rotating shaft until the front ends of the corresponding supporting arms abut against the corresponding adjusting screws, when the adjusting screws move outwards along the corresponding adjusting nuts, the supporting arms can overcome the elastic force of the corresponding springs to inwards rotate around the corresponding rotating shaft under the pushing of the corresponding adjusting screws, and synchronously drive the guide wheels at the rear ends of the supporting arms to inwards move to be close to the guide wheels on the other supporting arm, so that the distance between the two guide wheels is reduced; when the adjusting screw rod moves inwards along the corresponding adjusting nut, the supporting arm can rotate outwards around the corresponding rotating shaft under the action of the elastic force of the corresponding spring, and the rear end guide wheel of the supporting arm is synchronously driven to move outwards to be far away from the guide wheel on the other supporting arm, so that the distance between the two guide wheels is increased.

Further, the aforementioned guide, wherein: the fastening components are a plurality of locking bolts for fixing the pressure plate on the top of the guide box body.

Further, the aforementioned guide, wherein: and spring positioning grooves for placing corresponding springs are respectively arranged on the inner side walls at the rear part of each supporting arm.

Further, the aforementioned guide, wherein: the specific structure of the spring positioning groove in each supporting arm is as follows: the rear part of the supporting arm is provided with a mounting hole which is communicated with the supporting arm from left to right, a spring pressing plate which covers the mounting hole is arranged on the outer wall of the rear part of the supporting arm through a plurality of fastening bolts, and the spring pressing plate and the mounting hole jointly form a spring positioning groove for placing a corresponding spring.

Further, the aforementioned guide, wherein: and the top of the guide box body is provided with a lifting bolt convenient for the guide box body to move and hoist.

Further, the aforementioned guide, wherein: and a water pipe for spraying the rolled piece in the guide and guard box body is arranged in the guide and guard box body.

Through the implementation of the above technical scheme, the beneficial effects of the utility model are that: (1) the distance between the two guide wheels can be conveniently adjusted, and the application range of the guide is expanded; (2) when the adjusting screw or the adjusting nut in the guide needs to be replaced due to the sliding wire, the adjusting screw or the adjusting nut can be directly taken out and replaced only by detaching the pressing plate, so that the installation and the maintenance are very convenient, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of the guide of the present invention.

Fig. 2 is a schematic structural view in a top view of fig. 1.

Fig. 3 is a schematic structural view in the left-hand direction of fig. 1.

Fig. 4 is a schematic diagram of the position relationship between the guide box body and the pressing plate shown in the section a-a in fig. 3.

Fig. 5 is a schematic structural view of the adjusting screw and the adjusting nut shown in fig. 4 without being hidden.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be understood that the terms "vertical", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, and a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the guide includes: a guide box body 1 for rolled pieces to pass through, a horn-shaped guide plate 2 is arranged at the front end entrance of the guide box body 1, a support arm 3 is respectively arranged at the left side and the right side of the guide box body 1, the middle part of each support arm 3 is respectively hinged on the guide box body 1 through a vertical rotating shaft 4, a guide wheel 5 positioned at the rear end outlet of the guide box body 1 is respectively movably supported at the rear end of each support arm 3, the two guide wheels 5 of the two support arms 3 can be matched with the guided pieces in a left-right shape, a first semicircular notch 6 which penetrates through the guide box body 1 from left to right and corresponds to the rear ends of the two support arms 3 is arranged at the top of the front end of the guide box body 1, a left pressing plate 7 and a right pressing plate 7 are arranged at the top of the guide box body 1 at the first semicircular notch 6, each pressing plate 7 is detachably arranged at the top of the guide box body 1 through a fastening assembly, a second semicircular notch 8 corresponding to the first semicircular notch 6 is respectively, the second semicircular notch 8 of each pressing plate 7 and the corresponding first semicircular notch 6 below form a mounting hole for fixedly mounting an adjusting nut 9, the two mounting holes are respectively provided with an adjusting nut 9, each adjusting nut 9 is respectively in threaded connection with an adjusting screw 10, the two adjusting screws 10 respectively correspond to the front ends of the two supporting arms 3, a spring 11 is respectively arranged between the rear part of each supporting arm 3 and the guide box body 1, the corresponding supporting arm 3 always has the tendency of rotating outwards around the corresponding rotating shaft 4 and expanding to the point that the front end of the corresponding supporting arm is abutted against the corresponding adjusting screw 10 by the spring 11, when the adjusting screw 10 moves outwards along the corresponding adjusting nut 9, the supporting arm 3 can overcome the elasticity of the corresponding spring 11 and rotate inwards around the corresponding rotating shaft 4 under the pushing of the corresponding adjusting screw 10, and synchronously drives the rear end 5 of the supporting arm to move inwards to be close to the guide wheel 5 on the other supporting arm 3, thereby reducing the spacing between the two guide wheels 5; when the adjusting screw 10 moves inwards along the corresponding adjusting nut 9, the supporting arm 3 can rotate outwards around the corresponding rotary shaft 4 under the action of the elastic force of the corresponding spring 11, and the rear end guide wheel 5 is synchronously driven to move outwards to be far away from the guide wheel on the other supporting arm 3, so that the distance between the two guide wheels is increased;

in the embodiment, the fastening components are a plurality of locking bolts 12 for fixing the pressure plate on the top of the guide box body, and the fastening components have simple structures and are convenient to install and maintain; in the embodiment, the inner side wall at the rear part of each supporting arm 3 is respectively provided with a spring positioning groove for placing the corresponding spring 11, so that the spring can be assembled more quickly and stably; wherein, the concrete structure of spring constant head tank does: the rear part of the supporting arm 3 is provided with a mounting hole which penetrates through the supporting arm from left to right, the outer wall of the rear part of the supporting arm 3 is provided with a spring pressing plate 14 which covers the mounting hole through a plurality of fastening bolts 13, and the spring pressing plate 14 and the mounting hole together form a spring positioning groove for placing a corresponding spring 11, so that the spring is more convenient to assemble and disassemble; in the embodiment, the top of the guide box body 1 is provided with a lifting eye screw 15 which is convenient for the guide box body 1 to move and hoist, a water pipe 16 for spraying the rolled piece passing through the guide box body 1 is arranged in the guide box body 1, and the rolled piece passing through the guide box body 1 is sprayed and cooled through the water pipe, so that the product quality is further improved;

when the device is used, when the distance between the two guide wheels 5 needs to be adjusted and reduced to adapt to small-size rolled pieces, the adjusting screw 10 is rotated in the forward direction, the adjusting screw 10 moves outwards along the corresponding adjusting nut 9, the adjusting screw 10 can push the corresponding support arm 3 to overcome the elastic force of the corresponding spring 11 and rotate inwards around the corresponding rotating shaft 4 in the outward movement process, the support arm 3 can synchronously drive the corresponding guide wheel 5 at the rear end of the support arm to move inwards to be close to the guide wheel 5 on the other support arm when rotating inwards around the corresponding rotating shaft 4, so that the distance between the two guide wheels 5 is reduced, and the two guide wheels 5 are matched left and right to guide the small-size rolled pieces moved out from the guide box body 1; when the distance between the two guide wheels 5 needs to be adjusted and increased to be suitable for large-size rolled pieces, the adjusting screw rods 10 are rotated reversely, so that the adjusting screw rods 10 move inwards along the corresponding adjusting nuts 9, at the moment, the supporting arms 3 can rotate outwards around the corresponding rotating shafts 4 under the action of the elastic force of the corresponding springs 11 until the front ends of the supporting arms continue to abut against the adjusting screw rods 1, and the supporting arms 3 can synchronously drive the corresponding guide wheels 5 at the rear ends of the supporting arms to move outwards to be far away from the guide wheels 5 on the other supporting arm when rotating outwards around the corresponding rotating shafts 4, so that the distance between the two guide wheels 5 is increased, and the two guide wheels 5 are matched left and right to guide the large-size rolled pieces moved out from the.

The utility model has the advantages that: (1) the distance between the two guide wheels can be conveniently adjusted, and the application range of the guide is expanded; (2) when the adjusting screw or the adjusting nut in the guide needs to be replaced due to the sliding wire, the adjusting screw or the adjusting nut can be directly taken out and replaced only by detaching the pressing plate, the replacement is very convenient, and the production efficiency is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any modifications or equivalent changes made in accordance with the technical spirit of the present invention are also within the scope of the present invention.

Claims

1. The guide, include: the guide box body for rolled pieces to pass through is characterized in that: the left side and the right side of the guide box body are respectively provided with a supporting arm, the middle part of each supporting arm is respectively articulated on the guide box body through a vertical rotating shaft, the rear end of each supporting arm is respectively and movably supported with a guide wheel positioned at the outlet at the rear end of the guide box body, the two guide wheels of the two supporting arms can be matched with a guide rolled piece in a left-right shape, the top of the front end of the guide box body is provided with a first semicircular notch which is communicated with the guide box body in a left-right way and corresponds to the rear ends of the two supporting arms, the top of the guide box body at the first semicircular notch is provided with a left pressing plate and a right pressing plate, each pressing plate is detachably arranged at the top of the guide box body through a fastening component, the bottom of each pressing plate is respectively provided with a second semicircular notch corresponding to the first semicircular notch, and the second semicircular notch of each pressing plate and the first semicircular notch corresponding to the lower part form a, the two adjusting nuts are respectively arranged in the two mounting holes, each adjusting nut is respectively in threaded connection with an adjusting screw, the two adjusting screws respectively correspond to the front ends of the two supporting arms, springs are respectively arranged between the rear part of each supporting arm and the guide box body, the springs enable the corresponding supporting arms to always have the tendency of outwards rotating and expanding around the corresponding rotating shaft until the front ends of the corresponding supporting arms abut against the corresponding adjusting screws, when the adjusting screws move outwards along the corresponding adjusting nuts, the supporting arms can overcome the elastic force of the corresponding springs to inwards rotate around the corresponding rotating shaft under the pushing of the corresponding adjusting screws, and synchronously drive the guide wheels at the rear ends of the supporting arms to inwards move to be close to the guide wheels on the other supporting arm, so that the distance between the two guide wheels is reduced; when the adjusting screw rod moves inwards along the corresponding adjusting nut, the supporting arm can rotate outwards around the corresponding rotating shaft under the action of the elastic force of the corresponding spring, and the rear end guide wheel of the supporting arm is synchronously driven to move outwards to be far away from the guide wheel on the other supporting arm, so that the distance between the two guide wheels is increased.

2. The guide of claim 1, wherein: the fastening components are a plurality of locking bolts for fixing the pressure plate on the top of the guide box body.

3. The guide according to claim 1 or 2, wherein: and spring positioning grooves for placing corresponding springs are respectively arranged on the inner side walls at the rear part of each supporting arm.

4. The guide of claim 3, wherein: the specific structure of the spring positioning groove in each supporting arm is as follows: the rear part of the supporting arm is provided with a mounting hole which is communicated with the supporting arm from left to right, a spring pressing plate which covers the mounting hole is arranged on the outer wall of the rear part of the supporting arm through a plurality of fastening bolts, and the spring pressing plate and the mounting hole jointly form a spring positioning groove for placing a corresponding spring.

5. The guide of claim 4, wherein: and the top of the guide box body is provided with a lifting bolt convenient for the guide box body to move and hoist.

6. The guide of claim 4, wherein: and a water pipe for spraying the rolled piece passing through the guide box body is arranged in the guide box body.

7. The guide of claim 4, wherein: a horn-shaped guide plate is arranged at the inlet of the front end of the guide box body.