阅读说明：本技术 一种宽厚板温矫上辊盒用翻转装置及其使用方法 (Turnover device for wide and thick plate temperature straightening upper roller box and using method thereof ) 是由 张嘉伟 倪汉斌 赖家富 于 2019-11-19 设计创作，主要内容包括：本发明提供一种宽厚板温矫上辊盒用翻转装置及其使用方法,包括翻转平台、两个端座、支撑垫块和螺母锁紧装置,所述两个端座垂直设于翻转平台的两端,所述翻转平台两侧分别垂直设有若干个定位挡块,所述支撑垫块和螺母锁紧装置设于翻转平台的上,所述两个端座的外侧面上分别设有一端轴,所述端轴上套有轴承,所述轴承的轴线与翻转装置的重心线重合。本发明提供的翻转装置可有效快速对上辊盒进行翻转,减少配套设备采购费用,实施过程中不需要扩大场地,后续还可以用于后期的清扫、检查,结构简单,安全可靠,极大地提高了对矫直机上辊盒的维护效率。(The invention provides a turnover device for a wide and thick plate temperature correcting upper roller box and a using method thereof. The turnover device provided by the invention can effectively and quickly turn over the upper roller box, reduces the purchase cost of matched equipment, does not need to enlarge a field in the implementation process, can be subsequently used for cleaning and checking in the later period, has a simple structure, is safe and reliable, and greatly improves the maintenance efficiency of the upper roller box of the straightening machine.)

1. The utility model provides a wide and thick board temperature is corrected and is rolled over turning device for box which characterized in that: the automatic turning device comprises a turning platform (1), two end seats (2), a plurality of supporting cushion blocks (3) and a plurality of nut locking devices (6), wherein a plurality of positioning check blocks (7) are respectively and vertically arranged on two sides of the turning platform (1), the supporting cushion blocks (3) are placed on the turning platform (1), and each nut locking device (6) comprises a hinged seat (15) arranged on the turning platform (1) and a fixed seat (16) arranged on an upper roller box and corresponding to the hinged seat (15); the hinge seat (15) is provided with a reversible locking seat (14), the top of the locking seat (14) is provided with a threaded hole, and a locking bolt (11) is arranged in the threaded hole; a side groove (12) capable of accommodating a screw rod of the locking bolt (11) is formed in one side of the fixed seat (16), a top groove (13) capable of accommodating the head of the locking bolt (11) is formed in the top of the fixed seat (16), and the top groove is communicated with the side groove; the size of the head of the locking bolt (11) is larger than that of the side groove and smaller than that of the top groove, the locking bolt (11) can be turned upwards into the side groove, and the locking bolt (11) is screwed downwards to press the fixed seat (16) to lock and fix the upper roller box and the turning platform; the two end seats (2) are vertically arranged at two ends of the overturning platform (1), end shafts (4) are respectively arranged on the outer side surfaces of the two end seats (2), bearings (5) are sleeved on the end shafts, and the axes of the bearings (5) coincide with the gravity center line of the overturning device.

2. The turnover device for the wide and thick plate temperature straightening roller box according to claim 1, is characterized in that: the bearing is a self-aligning roller bearing.

3. The turnover device for the wide and thick plate temperature straightening roller box according to claim 1, is characterized in that: and a rubber pad is arranged on the upper surface of the supporting cushion block (3).

4. The turnover device for the wide and thick plate temperature straightening roller box according to claim 1, is characterized in that: the supporting cushion block (3) is at least one of a cushion block with a square cross section, a cushion block with a right trapezoid cross section and a cushion block with a pentagonal cross section.

5. The turnover device for the wide and thick plate temperature straightening roller box according to claim 1, is characterized in that: two sides of the overturning platform (1) are respectively and vertically provided with 2 positioning stop blocks (7).

6. The turnover device for the wide and thick plate temperature straightening roller box according to claim 1, is characterized in that: the number of the locking devices (6) is 4-8.

7. The use method of the turnover device for the wide and thick plate temperature straightening roll box according to the claim 1 is characterized by comprising the following steps:

firstly, mounting a fixed seat on a wide and thick plate temperature correction upper roll box, and then finding out the position of a gravity center line of the upper roll box;

selecting a supporting cushion block (3) with a proper thickness, so that when the upper roller box is placed on the supporting cushion block (3), the gravity center line of the upper roller box is superposed with the axis of the bearing (5);

step three, hoisting the wide and thick plate temperature correcting upper roller box and placing the wide and thick plate temperature correcting upper roller box on a supporting cushion block (3), ensuring that the gravity center line of the upper roller box is coincident with the axis of a bearing (5), turning a locking bolt (11) upwards into a side groove of a fixed seat (16), and screwing the locking bolt (11) downwards to press the fixed seat (16) to lock and fix the upper roller box and a turning platform (1);

step four, respectively sleeving hanging strips on bearings at two ends of the turnover device, hanging the hanging strips on a hanger, then lifting the hanger by a travelling crane, and turning over the turnover device when the turnover device is suspended with the upper roll box;

and step five, walking to a position to be placed through the travelling crane, putting down the upper roller box, then removing the bolt, and then removing the turnover device.

Technical Field

The invention belongs to the technical field of steel processing and manufacturing, and relates to a turnover device for a wide and thick plate temperature correcting upper roller box and a using method thereof.

Background

The wide and thick plate straightener is used as an important auxiliary device for wide and thick plate rolling production, and determines the flatness quality of the wide and thick plate. The VAI warm straightening machine belongs to large-scale equipment, is in the form of quadruple nine rollers, belongs to a subsequent additional process of a hot straightening machine, and is beneficial to optimizing the outer surface and the internal performance of a steel plate. Due to the structural characteristics of the upper roll box, the working roll surface of the upper roll box faces downwards, so that the installation, cleaning and inspection are inconvenient, and a turnover device needs to be added. The total weight of the VAI upper roller box is about: 83T. A special VAI upper roller box overturning device is required, and the manufacturing and installation cost is about 100 ten thousand. Need add a two roof beam driving more than 150T in warm straightening machine AC strides simultaneously, purchase and installation cost are about: 350 ten thousand. The purchasing cost and the installation cost of the matched equipment are overhigh, and the VAI roller box turnover device is influenced by a project site, is completely limited and is difficult to implement.

Disclosure of Invention

The technical problem to be solved is as follows: aiming at the technical problem, the invention provides a turnover device for a wide and thick plate temperature correcting upper roller box and a using method thereof.

The technical scheme is as follows: the invention provides a turnover device for a wide and thick plate temperature correcting upper roller box, which comprises a turnover platform, two end seats, a plurality of supporting cushion blocks and a plurality of nut locking devices, wherein a plurality of positioning stop blocks are respectively and vertically arranged on two sides of the turnover platform; the hinge seat is provided with a reversible locking seat, the top of the locking seat is provided with a threaded hole, and a locking bolt is arranged in the threaded hole; a side groove capable of accommodating a screw rod of the locking bolt is formed in one side face of the fixed seat, a top groove capable of accommodating the head of the locking bolt is formed in the top of the fixed seat, and the top groove is communicated with the side groove; the size of the head of the locking bolt is larger than that of the side groove and smaller than that of the top groove, the locking bolt can be turned upwards into the side groove, and the locking bolt is screwed downwards to press the fixed seat to lock and fix the upper roller box and the turning platform; the two end seats are vertically arranged at two ends of the overturning platform, end shafts are respectively arranged on the outer side surfaces of the two end seats, bearings are sleeved on the end shafts, and the axes of the bearings are coincided with the gravity center line of the overturning device.

The bearing is a self-aligning roller bearing.

And a rubber pad is arranged on the upper surface of the supporting cushion block.

The supporting cushion block is at least one of a cushion block with a square cross section, a cushion block with a right trapezoid cross section and a cushion block with a pentagonal cross section.

And two sides of the overturning platform are respectively and vertically provided with a positioning stop block.

The number of the locking devices is 4-8.

The invention also discloses a use method of the turnover device for the wide and thick plate temperature straightening roll box, and the method comprises the following steps:

firstly, mounting a fixed seat on a wide and thick plate temperature correction upper roll box, and then finding out the position of a gravity center line of the upper roll box;

selecting a supporting cushion block with proper thickness, so that when the upper roller box is placed on the supporting cushion block, the gravity center line of the upper roller box is superposed with the axis of the bearing;

step three, hoisting the wide and thick plate temperature correcting upper roller box and placing the wide and thick plate temperature correcting upper roller box on a supporting cushion block, ensuring that the gravity center line of the upper roller box is coincident with the axis of a bearing, turning a locking bolt upwards into a side groove of a fixed seat, and screwing the locking bolt downwards to compress the fixed seat so as to lock and fix the upper roller box and a turning platform;

step four, respectively sleeving hanging strips on bearings at two ends of the turnover device, hanging the hanging strips on a hanger, then lifting the hanger by a travelling crane, and turning over the turnover device when the turnover device is suspended with the upper roll box;

and step five, walking to a position to be placed through the travelling crane, putting down the upper roller box, then removing the bolt, and then removing the turnover device.

Has the advantages that: the turnover device provided by the invention can effectively and quickly turn over the upper roller box, reduces the purchase cost of matched equipment, does not need to enlarge a field in the implementation process, can be subsequently used for cleaning and checking in the later period, has a simple structure, is safe and reliable, and greatly improves the maintenance efficiency of the upper roller box of the straightening machine.

Drawings

Fig. 1 is a schematic structural diagram of the turnover device for the wide and thick plate temperature correcting upper roller box.

FIG. 2 is a schematic diagram of the wide and thick plate temperature straightening upper roller box of the invention during lifting and turning over.

Fig. 3 is a schematic view of the nut lock apparatus of the present invention (when separated).

Fig. 4 is a top view of the fixing base of the present invention.

In the figure: 1 is the upset platform, 2 is the end socket, 3 is the lip block, 4 is the end axle, 5 is the bearing, 6 is nut locking device, 7 is location dog, 9 is last roller box, 10 is the hoist, 11 is the locking bolt, 12 is the side recess, 13 is the top recess, 14 is the locking seat, 15 is articulated seat, 16 is the fixing base.

Detailed Description

The invention is further explained below with reference to the drawings.