CN210995822U

CN210995822U - Prevent cold bed unloader of steel sheet fish tail

Info

Publication number: CN210995822U
Application number: CN201921626202.1U
Authority: CN
Inventors: 殷勇
Original assignee: Nanjing Iron and Steel Co Ltd
Current assignee: Nanjing Iron and Steel Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-07-14
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a cold bed blanking device for preventing steel plate from being scratched, which comprises a cold bed trolley (1), wherein the cold bed trolley (1) is arranged on a walking platform (2), a group of platform lifting devices (3) is arranged below the walking platform (2), a backing plate (5) with one side parallel to the cold bed trolley (1) is connected above the cold bed trolley (1), the width of the backing plate (5) is the same as that of the cold bed trolley (1), and a group of corresponding bolt holes (7) are arranged on the backing plate (5) and the cold bed trolley (1); a group of fixed key blocks (6) are arranged on two sides of the base plate (5), and the fixed key blocks (6) are connected to the cooling bed trolley (1). The utility model has the advantages that simple structure, be convenient for change have solved the problem of steel sheet lower surface fish tail effectively, have improved work efficiency and product quality, have practiced thrift manpower and financial resources.

Description

Prevent cold bed unloader of steel sheet fish tail

Technical Field

The utility model belongs to the technical field of marching type cold bed unloading equipment technique and specifically relates to a prevent cold bed unloader of steel sheet fish tail.

Background

The existing cooling bed blanking device is a stepping cooling bed blanking trolley, adopts a steel structure, and has the functions of steel plate blanking conveying and side-by-side alignment. However, when the side edges are aligned, the lower surface of the steel plate and the blanking trolley of the cooling bed can slide relatively, so that the lower surface of the steel plate is scratched. If the peripheral equipment is completely modified to solve the problem, the modification cost and time are required under the condition that the peripheral equipment is put into production in a fixed mode, and the peripheral equipment is difficult to apply for treatment under the condition that the production task is very heavy. Therefore, a method of manually binding battens on a blanking trolley of a cooling bed by using lead wires is usually adopted to relieve the condition that the lower surface of a steel plate is easy to scratch, but the method is time-consuming and labor-consuming and cannot fundamentally solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is exactly in order to solve the problem of the easy fish tail steel sheet of current cold bed unloading dolly, provides a prevent cold bed unloader of steel sheet fish tail, reduces the fish tail condition when the steel sheet rolls off the production line, has improved work efficiency, has practiced thrift the manpower.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a prevent cold bed unloader of steel sheet fish tail, includes the cold bed dolly, on the walking platform was located to the cold bed dolly, walking platform below was equipped with a set of platform hoisting device.

The platform lifting device comprises a first fixed seat and a second fixed seat which are fixedly connected through a transverse plate, and the middle parts of the first fixed seat and the second fixed seat are respectively connected with a first rotating shaft and a second rotating shaft;

the first rotating shaft is respectively connected with the first connecting plate and the second connecting plate, a certain angle is arranged between the first connecting plate and the second connecting plate, one end of the first connecting plate is hinged with a lifting device, one side of the first connecting plate, which is close to the hinged end, is connected with an upright post, one end of the upright post is hinged with the first connecting plate, and the other end of the upright post is fixed at the bottom of the walking platform;

the second rotating shaft is respectively connected with the third connecting plate and the fourth connecting plate, a certain angle is arranged between the third connecting plate and the fourth connecting plate, one end of the third connecting plate is hinged with an upright post, and the upright post is fixed at the bottom of the walking platform;

a connecting rod is hinged between the second connecting plate and the fourth connecting plate.

A base plate with one surface parallel to the cooling bed trolley is arranged above the cooling bed trolley, the width of the base plate is the same as that of the cooling bed trolley, and a group of corresponding bolt holes are formed in the base plate and the cooling bed trolley so as to fix the base plate and the cooling bed trolley through bolts;

a group of fixed key blocks are arranged on two sides of the base plate and connected to the cooling bed trolley to prevent the base plate from sliding;

the fixing seat and the lifting device are fixed on the ground.

Furthermore, the backing plate is a copper backing plate so as to better avoid the scratch of the steel plate during blanking.

Furthermore, a limiting block is connected to the connecting rod, a proximity switch is connected to the fixing seat, and the limiting block and the proximity switch are matched with each other to prevent the steel plate from damaging the base plate during roller transportation.

Furthermore, the two ends of the first connecting plate, the second connecting plate, the third connecting plate and the fourth connecting plate are circular arcs with different sizes, and one end of the large circular arc is fixedly connected with the rotating shaft.

Further, the lifting means may be a hydraulic cylinder, a pneumatic cylinder, or the like.

The technical scheme of the utility model among, through add the backing plate on original cold bed dolly upper portion, avoided the condition of steel sheet unloading fish tail, and when the cold bed dolly is in next, the stopper is close to proximity switch, and the proximity switch lamp is bright, only allows cold bed unloading roll table and each a set of rollgang operation around reaching this moment, prevents that the steel sheet from hitting the backing plate of cold bed dolly when the roll table is carried. The utility model discloses simple structure, be convenient for change have alleviated the problem of steel sheet lower surface fish tail effectively, have not only improved work efficiency and product quality, have practiced thrift the manpower moreover.

Drawings

FIG. 1 is a schematic structural view of a cold bed blanking device for preventing a steel plate from being scratched according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view B of fig. 1.

Detailed Description

Example 1

In order to make the present invention more clearly understood, the following description is made with reference to the accompanying drawings, and the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

Referring to fig. 1, the cold bed blanking device for preventing the steel plate from being scratched comprises a cold bed trolley 1, wherein the cold bed trolley 1 is arranged on a walking platform 2, a group of platform lifting devices 3 are arranged below the walking platform 2, each platform lifting device 3 comprises a first fixed seat 31 and a second fixed seat 32, the first fixed seat 31 and the second fixed seat are fixedly connected through a transverse plate 39, and the middle parts of the first fixed seat 31 and the second fixed seat 32 are respectively connected with a first rotating shaft 31a and a second rotating shaft 32 a; the first rotating shaft 31a is respectively connected with a first connecting plate 33 and a second connecting plate 34, a certain angle is arranged between the first connecting plate 33 and the second connecting plate 34, one end of the first connecting plate 33 is hinged with a piston rod 35a of a lifting device 35, one side of the first connecting plate 33 close to the hinged end is connected with an upright post 4, one end of the upright post 4 is hinged with the first connecting plate 33, and the other end of the upright post 4 is fixed at the bottom of the walking platform 2; the second rotating shaft 32a is respectively connected with a third connecting plate 36 and a fourth connecting plate 37, a certain angle is arranged between the third connecting plate 36 and the fourth connecting plate 37, one end of the third connecting plate 36 is hinged with an upright post 4, and the upright post 4 is fixed at the bottom of the walking platform 2; articulated a connecting rod 38 between second connecting plate 34 and the fourth connecting plate 37, its characterized in that:

referring to fig. 1 and 2, a backing plate 5 with one side parallel to the cooling bed trolley 1 is arranged above the cooling bed trolley 1, the width of the backing plate 5 is the same as that of the cooling bed trolley 1, and a group of corresponding bolt holes 7 are arranged on the backing plate 5 and the cooling bed trolley 1 so as to fix the two through bolts;

a group of fixed key blocks 7 are arranged on two sides of the backing plate 5, and the fixed key blocks 7 are connected to the cooling bed trolley 1 to prevent the backing plate 5 from sliding;

the first fixing seat 31, the second fixing seat 32 and the lifting device 35 are all fixed on the ground, and the lifting device 35 is a hydraulic cylinder.

The backing plate 5 is a copper backing plate so as to better avoid the scratch of a steel plate during blanking.

Referring to fig. 1 and 3, the connecting rod 38 is connected with a limit block 9, the second fixing seat 32 is connected with a proximity switch 8, the proximity switch 8 faces one side of the limit block 9, and the limit block 9 is just close to the proximity switch 8 when the walking platform 2 moves to the lowest position, so that the steel plate is prevented from colliding with a base plate during roller transportation.

The two ends of the first connecting plate 33, the second connecting plate 34, the third connecting plate 36 and the fourth connecting plate 37 are arc-shaped with different sizes, the large arc ends of the first connecting plate 33 and the second connecting plate 34 are connected with the first rotating shaft 31a, and the large arc ends of the third connecting plate 36 and the fourth connecting plate 37 are fixedly connected with the second rotating shaft 32 a.

In the actual production application, the utility model discloses a benefit that the device brought is calculated as follows:

(1) generally, the cold bed trolley is bound with wood strips to avoid scratching a steel plate, the steel plates are bound once every 3 days on average and about 1 hour every time, and the treatment time of each year is saved by 120 hours after the device is put into use;

in addition, the battens are fixed by iron wires, so that the phenomenon of infirm fixation is caused, the steel plates are easy to scratch, the workload of polishing the lower surfaces of the steel plates is increased, the per-ton yield of the heat treatment area is 1.7 ten thousand tons, the per-hour yield is 21 tons, and the benefit per ton is 100 yuan, so that the fault treatment time is saved every year, and the benefit is 100 x 21 x 120=25.2 yuan after the device is put into use;

(2) in field production, a special person is required to be matched for inspecting and grinding the steel plate in each class, and after the device is put into use, the economic cost generated by manpower overhaul and grinding is saved by 32 ten thousand yuan each year;

(3) quality objection caused by the problem of coping the lower surface of the steel plate and the loss of benefit caused by the fact that the lower surface of part of the steel is not allowed to be scratched exist, and the benefit generated by the device is about 30 ten thousand yuan each year.

The utility model discloses an add backing plate 5 on 1 upper portion of original cold bed dolly, avoided the condition of steel sheet unloading fish tail, and when cold bed dolly 1 was in next, stopper 9 was close to proximity switch 8, and proximity switch lamp 8 is bright, only allows cold bed unloading roll table and each a set of rollgang operation around reaching this moment, prevents that the steel sheet from hitting the backing plate of bad cold bed dolly when the roll table is carried. The utility model discloses simple structure, be convenient for change have solved the problem of steel sheet lower surface fish tail effectively, have improved work efficiency and product quality, have practiced thrift manpower and financial resources.

In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.

Claims

1. The utility model provides a prevent cold bed unloader of steel sheet fish tail, including cold bed dolly (1), on walking platform (2) is located in cold bed dolly (1), walking platform (2) below is equipped with a set of platform hoisting device (3), platform hoisting device (3) are including interconnect complex first fixing base (31), first connecting plate (33), second connecting plate (34) and elevating gear (35), and interconnect complex second fixing base (32), third connecting plate (36) and fourth connecting plate (37), a fixed connecting rod (38) between second connecting plate (34) and fourth connecting plate (37), its characterized in that:

a base plate (5) with one surface parallel to the cooling bed trolley (1) is connected above the cooling bed trolley (1), the width of the base plate (5) is the same as that of the cooling bed trolley (1), and a group of corresponding bolt holes (7) are arranged on the base plate (5) and the cooling bed trolley (1);

a group of fixed key blocks (6) are arranged on two sides of the base plate (5), and the fixed key blocks (6) are connected to the cooling bed trolley (1).

2. The cold bed blanking device capable of preventing the scratch of the steel plate as claimed in claim 1, is characterized in that:

a limit block (9) is connected on the connecting rod (38), and a proximity switch is connected on the second fixed seat (32)

And the limit block (9) is matched with the proximity switch (8), and the limit block (9) is just contacted with the proximity switch (8) when the walking platform (2) moves to the lowest position.

3. The cold bed blanking device capable of preventing the scratch of the steel plate as claimed in claim 1 or 2, wherein:

the backing plate (5) is a copper backing plate.

4. The cold bed blanking device capable of preventing the scratch of the steel plate as claimed in claim 1 or 2, wherein:

the two ends of the first connecting plate (33), the second connecting plate (34), the third connecting plate (36) and the fourth connecting plate (37) are arc-shaped with different sizes, and one ends of large arcs of the first connecting plate, the second connecting plate and the fourth connecting plate are fixedly connected with the corresponding first rotating shaft (31 a) and the second rotating shaft (32 a) respectively.

5. The cold bed blanking device capable of preventing the scratch of the steel plate as claimed in claim 1 or 2, wherein:

the lifting device (35) is a hydraulic cylinder or a pneumatic cylinder.