CN202290781U

CN202290781U - Roll guide

Info

Publication number: CN202290781U
Application number: CN2011203807777U
Authority: CN
Inventors: 娄霆; 李运强; 朱启刚; 申晓庆
Original assignee: Hefei Baisheng Science and Technology Development Co Ltd
Current assignee: Hefei Baisheng Science and Technology Development Co Ltd
Priority date: 2011-10-10
Filing date: 2011-10-10
Publication date: 2012-07-04
Anticipated expiration: 2021-10-10

Abstract

The utility model belongs to the field of rolled steel appliances, particularly relates to a roll guide used in a rolling process of a bar. The roll guide includes a left guide roll arm and a right guide roll arm, which are symmetrically arranged, wherein cavity parts used for avoiding the moving path of a guide roll are formed in the left and the right guide roll arms; the roll guide further includes an eccentric shaft; the eccentric part of the eccentric shaft forms a rotating shaft of the guide roll; the rotating part of the eccentric shaft is rotationally, correspondingly and fixedly connected onto the left and the right guide roll arms; an adjusting mechanism(s) used for adjusting the eccentric rotation degree of the eccentric shaft is/are arranged at the upper part and/or the lower part of the eccentric shaft; the roll guide also includes compressing bolts used for connecting the left and the right guide roll arms and limiting the relative position of the left and the right guide roll arms; the compressing bolts avoid the passing path of the rolled piece and the moving path of the guide roll; and the compressing bolts at least penetrate one of the left and the right guide roll arms. The roll guide provided by the utility model has a compact structure and smaller size, is convenient to carry and transport, meanwhile, has a simpler structure, thereby bringing convenience for the follow-up maintenance.

Description

A kind of rolling guide

Technical field

The utility model belongs to the steel rolling instrument field, is specifically related to the rolling guide that uses in a kind of rolling bar process.

Background technology

Guide and guard just are meant in the rolling of sectional iron process, are installed in the roll pass front and back and help rolled piece accurately, stably to get into and derive the device of roll pass by set direction and state.Guide and guard are divided into two kinds of rolling guide and sliding guides, and wherein rolling guide is used widely with can effectively preventing the rolled piece scraping with its good guiding performance.The existing rolling guide structure of generally using is following: comprise casing; Symmetry is connected with the deflector roll arm in the casing; Rear end on the deflector roll arm is provided with deflector roll, and deflector roll is installed on the deflector roll arm through eccentric shaft, and the eccentric shaft upper end is equipped with worm gear; Wherein the eccentric part of eccentric shaft cooperates with deflector roll; Its worm gear rotation section, top then with between the deflector roll arm constitutes rotatable the cooperation, and one group of eccentric shaft is regulated through a worm screw interlock that is installed on top, deflector roll arm rear end with two worm gears of end, finally reaches the effect of regulating the deflector roll spacing.There is following defective in said structure: at first, because existing above-mentioned rolling guide structure is complicated, often cause producing and assembly process complicated, cause cost to improve and the waste in man-hour, also the dismounting of follow-up maintenance operation is made troubles simultaneously; Secondly, volume is bigger, is not easy to the transportation of actual carrying and later stage; At last; Deflector roll arm in the said structure is cantilever-shaped and is placed on the casing; Because rolled piece must bring very big impulsive force to it at a high speed through guide and guard the time, the cantilever-shaped design of deflector roll arm very easily causes it to produce the deformation phenomenon because of the rolled piece bump causes the guide wheel arm, and then causes deflector roll deviation to occur for the support of rolled piece; Cause the phenomenon of rolled piece galled spots, its product quality is impacted.

Summary of the invention

The purpose of the utility model provides a kind of rolling guide simple in structure, its compact conformation, equipment reliable and stable work.

For realizing above-mentioned purpose; The utility model has adopted following technical scheme: a kind of rolling guide; The left and right deflector roll arm that comprises symmetric arrangement offers the cavity portion that is used to dodge the deflector roll active path in the said left and right deflector roll arm, and said rolling guide also comprises eccentric shaft; The eccentric part of said eccentric shaft constitutes the turning cylinder of deflector roll; Rotating corresponding being fixed on the left and right deflector roll arm in the rotation section of eccentric shaft, said eccentric shaft top and/or bottom place is provided with the governor motion that is used to regulate eccentric shaft eccentric rotary amount, and said rolling guide also comprises the bolt that compresses that is used to connect left and right deflector roll arm and limits relative position relation between the two; Said compress to be between current path of bolt and rolled piece and deflector roll active path dodge the position, saidly compress one of them setting that bolt runs through left and right deflector roll arm at least.

The beneficial effect of the utility model is: after adopting said structure; At first, more compact structure is because the utility model has been abandoned the box typed structure of traditional rolling guide; Thereby it is smaller and more exquisite to compare its volume of rolling guide of the same type, is convenient to carrying and transportation; Secondly, structure is simpler, thereby makes its production and assembly process reduction, can effectively reduce its production cost and reduction man-hour, and simultaneously, the simplification of its structure actual dismounting needs of also being more convenient for are for its later maintenance brings convenience.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 removes the structure vertical view behind the governor motion housing for the utility model;

Fig. 4-5 is the structural representation of left deflector roll arm.

The specific embodiment

A kind of rolling guide; The left and right deflector roll arm 10,20 that comprises symmetric arrangement; Offer the cavity portion that is used to dodge deflector roll 30 active paths in the said left and right deflector roll arm 10,20; Said rolling guide also comprises eccentric shaft 40; The eccentric part of said eccentric shaft 40 constitutes the turning cylinder of deflector roll 30, rotating corresponding being fixed on the left and right deflector roll arm 10,20 in the rotation section of eccentric shaft 40, and said eccentric shaft 40 tops and/or place, bottom are provided with the governor motion 50 that is used to regulate eccentric shaft 40 eccentric rotary amounts; Said rolling guide also comprise be used to connect left and right deflector roll arm 10,20 and limit relative position relation between the two compress bolt 60; Said compress to be between current path of bolt 60 and rolled piece and deflector roll 30 active paths dodge the position, saidly compress one of them setting that bolt 60 runs through left and right deflector roll arm 10,20 at least, shown in Fig. 1-5.

Further preferred version as the utility model: for guaranteeing to compress the affixed stability of bolt 60 with respect to left and right deflector roll arm 10,20; The said bolt 60 that compresses is arranged in left and right deflector roll arm 10,20 side-walls and runs through left and right deflector roll arm 10,20 arm body settings; Its parallel axes is in the plane that shaft axis constitutes of each deflector roll 30, and is as shown in Figure 3.

Further, shown in Fig. 1-3,10,20 on said left and right deflector roll arm is folded with middle plate 80, the synthetic current tube chamber of rolled piece that supplies of said left and right deflector roll arm 10,20 and middle plate 80 one common peripheral, and the said bolt 60 that compresses runs through three's setting.That is to say that left and right deflector roll arm 10,20 and middle plate 80 threes surround the back and constitute hollow tubular body, the inner chamber of its hollow body is the tube chamber that supplies rolled piece current.

Further, be to specialize the structure that compresses bolt 60, the said bolt 60 that compresses comprises stud and the nut portions that matches with its two ends, and said to compress bolt 60 axial lengths identical with the rolling guide width dimensions.

Further, for guarantee left and right deflector roll arm 10,20 and and middle plate 80 triangular accurate location, what said rolling guide comprised also that parallel axes compresses bolt 60 axis settings is used to be located by connecting the alignment pin 70 of left and right deflector roll arm 10,20.

Further; Consider in the practical application that the cantilever-shaped design of deflector roll arm very easily causes it to produce the deformation phenomenon because of the rolled piece bump causes the guide wheel arm, therefore; Shown in Fig. 2-3, the deflector roll 30 of the utility model is arranged in the middle section position place of left and right deflector roll arm 10,20.

Further; Said governor motion 50 is arranged at left and right deflector roll arm 10,20 tops; Said governor motion 50 comprises housing 51, and for further guaranteeing 10,20 affixed reliabilities of left and right deflector roll arm, said housing 51 is across left and right deflector roll arm 10,20 and connect both.In addition, also visual concrete condition is provided with base plate in its underpart in the practical operation, and its principle is the same, just gives unnecessary details no longer one by one here.

In the practical application; Its arrangement that compresses bolt 60 can be set to six with reference to shown in Figure 2; Four each end places, angle that is arranged in left and right deflector roll arm 10,20 top and the bottom wherein; Because its top has been provided with housing 51 auxiliary affixed as left and right deflector roll arm 10,20, therefore, compresses two other then corresponding left and right deflector roll arm 10,20 bottoms that are arranged in of bolt 60; Guarantee aforesaid " compress to be between current path of bolt 60 and rolled piece and deflector roll 30 active paths and dodge the position " this purpose on the one hand, also guaranteed the whole firm of the utility model on the other hand.

To sum up and combine shown in Fig. 1-4; The utility model is actually to be arranged left and right deflector roll arm 10,20 and several big requisite parts such as deflector roll 30, middle plate 80 and eccentric shaft 40 and governor motion 50 in regular turn; Rely on the relative position relation of 80 on the left and right deflector roll arm 10 of Primary Location and middle plate when compressing bolt 60 again as connector; Accurately locate again through 80 mutual alignments relations of 70 pairs of left and right deflector roll arms 10 of alignment pin and middle plate, thereby guarantee the reliable operation of the utility model; Simultaneously; The periphery wall of left and right deflector roll arm 10 and middle plate 80 constitutes the outer wall casing of rolling guide naturally, thereby has avoided traditional rolling guide to need the special settings casing to limit and the structure of firm internal part, and then makes it compact further than traditional structure; Volume is also littler; Not only be convenient to carrying and transportation, also reduced its production and assembly process greatly, can effectively reduce its production cost and reduce man-hour; Simultaneously; The deflector roll 30 of the utility model is arranged in the middle section position place of left and right deflector roll arm 10,20; The chucking power of also effectively having guaranteed deflector roll 30 is constant; When having avoided using the rolling guide with cantilever-shaped guide wheel arm,, effectively improved product quality because of rolled piece causes the distortion of guide wheel arm and then influence deflector roll the guide and guard bump rolled piece is helped just phenomenon.

Claims

1. rolling guide; The left and right deflector roll arm (10,20) that comprises symmetric arrangement; Offer the cavity portion that is used to dodge deflector roll (30) active path in the said left and right deflector roll arm (10,20); Said rolling guide also comprises eccentric shaft (40); The eccentric part of said eccentric shaft (40) constitutes the turning cylinder of deflector roll (30); Rotating corresponding being fixed on the left and right deflector roll arm (10,20) in the rotation section of eccentric shaft (40), said eccentric shaft (40) top and/or bottom place is provided with the governor motion (50) that is used to regulate eccentric shaft (40) eccentric rotary amount, it is characterized in that: said rolling guide also comprise be used to connect left and right deflector roll arm (10,20) and limit relative position relation between the two compress bolt (60); Said compress to be between current path of bolt (60) and rolled piece and deflector roll (30) active path dodge the position, saidly compress one of them setting that bolt (60) runs through left and right deflector roll arm (10,20) at least.

2. rolling guide according to claim 1; It is characterized in that: the said bolt (60) that compresses is arranged in left and right deflector roll arm (10,20) side-walls and runs through the setting of left and right deflector roll arm (10,20) arm body, and its parallel axes is in the plane that shaft axis constitutes of each deflector roll (30).

3. rolling guide according to claim 2; It is characterized in that: be folded with middle plate (80) between said left and right deflector roll arm (10,20); Said left and right deflector roll arm (10,20) and the synthetic current tube chamber of rolled piece that supplies of middle plate (80) one common peripheral, the said bolt (60) that compresses runs through three's setting.

4. rolling guide according to claim 3 is characterized in that: the said bolt (60) that compresses comprises stud and the nut portions that matches with its two ends, and said bolt (60) axial length and the rolling guide width dimensions of compressing coincide.

5. according to claim 2 or 3 or 4 described rolling guides, it is characterized in that: what said rolling guide comprised also that parallel axes compresses bolt (60) axis setting is used to be located by connecting the alignment pin (70) of left and right deflector roll arm (10,20).

6. rolling guide according to claim 5 is characterized in that: said deflector roll (30) is arranged in the middle section position place of left and right deflector roll arm (10,20).

7. rolling guide according to claim 1; It is characterized in that: said governor motion (50) is arranged at left and right deflector roll arm (10,20) top; Governor motion (50) comprises housing (51), and said housing (51) is across left and right deflector roll arm (10,20) and connect both.