Oil cylinder type straightening equipment for ultra-wide bright strip steel

Abstract

The utility model discloses oil cylinder type straightening equipment for ultra-wide bright strip steel, which relates to the technical field of steel coil straightening and comprises a machine body and an unwinding mechanism. Supporting rollers are evenly arranged on the top of the machine body, and a driving roller is arranged on the left side of the top of the machine body. A fixing frame is arranged at the top of the machine body, a mounting mechanism, a second hydraulic oil cylinder and a third hydraulic oil cylinder are sequentially arranged on the fixing frame from right to left, by arranging a buffering assembly, stress brought by a bent part when a steel belt passes through can be buffered, and then extrusion force on the first hydraulic oil cylinder can be reduced; the bending degree of the steel strip is large when the steel strip just starts to be straightened, so that the buffer spring needs to be in a state convenient to compress, the height of the top plate in the rough straightening mechanism is gradually reduced from right to left, the resistance generated when the buffer spring is compressed is gradually increased, and then the steel strip can be gradually subjected to the increased resistance when passing through; and therefore, the steel plate can be gradually straightened in the rough straightening mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel coil straightening technical field, concretely is the oil cylinder type straightening equipment for super wide bright strip steel. BACKGROUND

[0002] The steel coil needs to be unwound through the unwinding mechanism, straightened through the straightening mechanism, and cut through the cutting mechanism, so that the required steel belt can be obtained.

[0003] After searching, it is found that the authorized publication No. CN210387043U discloses an ultra-wide band steel straightening device, which drives the support roller to rotate to drive the band steel to move backward, the feed roller disc rotates with the movement of the band steel, after moving to the corresponding position, the drive support roller stops rotating, and the feed roller disc stops feeding under the control of the brake device, the vertical pressure roller moves downward to press the band steel, and the inclined pressure roller inclines downward to press the band steel downward, so that the band steel is eliminated in the cooperation of the vertical pressure roller and the inclined pressure roller. The deformation of the arc shape achieves the effect of straightening.

[0004] However, the applicant finds that the technical scheme cannot continuously straighten the unwound steel belt, and the stress of the curved steel belt is large when it starts to straighten, and the stress is directly and hard transmitted to the hydraulic cylinder through the roller body, which will affect the service life of the hydraulic cylinder. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of the prior art, the utility model provides an oil cylinder type straightening equipment for super wide bright strip steel, which solves the problems existing in the prior art.

[0006] To achieve the above purpose, the utility model is realized by the following technical scheme: the oil cylinder type straightening equipment for super wide bright strip steel comprises a machine body and an unwinding mechanism.

[0007] The top of the machine body is uniformly provided with support rollers, and the left side of the top of the machine body is provided with a drive roller.

[0008] The top of the machine body is provided with a fixing frame, the fixing frame is sequentially provided with a mounting mechanism, a hydraulic cylinder two and a hydraulic cylinder three from right to left, the mounting mechanism is provided with a rough straightening mechanism, the hydraulic cylinder two is provided with a fine straightening roller, and the hydraulic cylinder three is provided with a pressure roller.

[0009] Preferably, the rough straightening mechanism comprises a plurality of mounting plates, the mounting plates are provided with hydraulic cylinders one, the hydraulic cylinders one are provided with fixing frames, the fixing frames are provided with buffer assemblies, the buffer assemblies are provided with roller frames vertically penetrating the fixing frames, and the roller frames are provided with rough straightening rollers.

[0010] Preferably, the buffer assembly comprises an electric push rod arranged on the fixed frame, an output end of the electric push rod is connected with a top plate, the bottom of the top plate is uniformly provided with buffer springs, the bottom of the buffer springs is connected with a baffle connected to the inner wall bottom of the fixed frame, and the bottom of the baffle is connected with the roller frame.

[0011] Preferably, the several top plates gradually decrease in height from right to left.

[0012] Preferably, the mounting mechanism comprises a mounting groove arranged on the front right end of the fixed frame, the mounting groove is uniformly provided with sliding rails, the sliding rails are slidingly connected with a mounting plate, the front end of the sliding rails is provided with bolts connected with the mounting plate, and the rear side of the mounting plate is embedded with magnet pieces adsorbed and fixed with the mounting groove.

[0013] Preferably, the middle part of the mounting plate is provided with an access hole opposite to the electric push rod.

[0014] Beneficial effects

[0015] The utility model provides a cylinder type straightening equipment for super wide bright strip steel, which has the following beneficial effects compared with the prior art:

[0016] 1. The cylinder type straightening equipment for super wide bright strip steel, by setting the buffer assembly, the stress caused by the bending part when the steel strip passes through can be buffered, thereby reducing the extrusion force of the hydraulic cylinder one; the bending degree is large when the steel strip is initially straightened, so the buffer spring at the beginning needs to be in a state of easy compression, therefore, the height of the top plate gradually decreases from right to left in the rough straightening mechanism, so that the resistance of the buffer spring when compressed gradually increases, and the steel strip can gradually receive increasing resistance when passing through, so as to gradually straighten it in the rough straightening mechanism; after rough straightening, the bending degree of the steel strip is small, so it can be straightened by the fixed position fine straightening roller, and finally the press roller is used for flat conveying, so that not only continuous straightening can be realized, but also the service life of the hydraulic cylinder one when starting to straighten can be improved.

[0017] 2. The cylinder type straightening equipment for super wide bright strip steel, when straightening the steel coil of super wide bright strip steel, the width of the equipment is large, so it is not convenient to maintain the structure at the middle position of the buffer assembly, therefore, by setting the mounting mechanism, the rough straightening mechanism can move forward and backward to drive the buffer assembly to move forward and away from the fixed frame for maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the rough straightening mechanism of the utility model;

[0020] Figure 3 It is a schematic view of the top plate, the buffer spring, the baffle and the roller frame of the utility model;

[0021] Figure 4 It is a schematic view of the slide rail, the bolt and the magnet piece of the utility model.

[0022] In the drawing: 1, machine body; 2, unwinding mechanism; 3, supporting roller; 4, driving roller; 5, fixed frame; 6, mounting plate; 7, hydraulic cylinder one; 8, fixed frame; 9, roller frame; 10, rough straightening roller; 11, hydraulic cylinder two; 12, fine straightening roller; 13, hydraulic cylinder three; 14, pressure roller; 15, baffle; 16, buffer spring; 17, top plate; 18, electric push rod; 19, mounting groove; 20, slide rail; 21, bolt; 22, magnet piece; 23, access hole. DETAILED DESCRIPTION

[0023] 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 fall within the scope of protection of the utility model.

[0024] Reference Figures 1-4 The utility model provides the following two technical schemes:

[0025] The first embodiment: for the oil cylinder type straightening equipment of super wide bright strip steel, including machine body 1 and unwinding mechanism 2, it is the equipment for unwinding the steel coil;

[0026] The top of machine body 1 is uniformly provided with supporting roller 3, the top left side of machine body 1 is provided with driving roller 4, and driving roller 4 is used to convey the discharged steel band to the left;

[0027] The top of machine body 1 is provided with fixed frame 5, and fixed frame 5 is sequentially provided with mounting mechanism, hydraulic cylinder two 11 and hydraulic cylinder three 13 from right to left, the mounting mechanism is provided with rough straightening mechanism, hydraulic cylinder two 11 is provided with fine straightening roller 12, and hydraulic cylinder three 13 is provided with pressure roller 14.

[0028] Rough straightening mechanism includes several mounting plates 6, mounting plate 6 is provided with hydraulic cylinder one 7, and hydraulic cylinder one 7 is provided with fixed frame 8, fixed frame 8 is provided with buffer assembly, and buffer assembly is provided with roller frame 9 vertically penetrating fixed frame 8, roller frame 9 is provided with rough straightening roller 10, and roller frame 9 can be lifted and lowered through fixed frame 8.

[0029] The buffer assembly comprises an electric push rod 18 arranged on the fixed frame 8, the output end of the electric push rod 18 is connected with a top plate 17, the bottom of the top plate 17 is uniformly provided with buffer springs 16, the bottom of the buffer springs 16 is connected with a baffle 15 which is attached to the inner wall bottom of the fixed frame 8, the bottom of the baffle 15 is connected with the roller frame 9, the elastic force of the buffer springs 16 presses the baffle 15 on the inner wall bottom of the fixed frame 8, by changing the height of the top plate 17, the compression resistance of the buffer springs 16 can be changed.

[0030] The steel band is initially bent to a large extent, so the buffer springs 16 at the beginning need to be in a state of easy compression, the heights of the top plates 17 gradually decrease from right to left, so that the resistance of the buffer springs 16 when compressed gradually increases, and then the steel band can gradually receive the increasing resistance when passing through, so as to gradually straighten the steel band in the rough straightening mechanism.

[0031] The mounting mechanism comprises a mounting groove 19 arranged on the front side right end of the fixed frame 5, the mounting groove 19 is uniformly provided with sliding rails 20, the sliding rails 20 are slidingly connected with the mounting plate 6, and the front end of the sliding rails 20 is provided with a bolt 21 connected with the mounting plate 6, in order to improve the fixation of the mounting plate 6, a magnet piece 22 is embedded on the rear side of the mounting plate 6 and is adsorbed and fixed with the mounting groove 19, when straightening the super-wide steel band, a wider device is naturally required, so it is not convenient to maintain the structure at the middle position of the buffer assembly, so the mounting mechanism is used to move the mounting plate 6 forward and backward, the buffer assembly can be moved out of the fixed frame 5, and the purpose of convenient maintenance is achieved.

[0032] The second embodiment is mainly different from the first embodiment in that the middle part of the mounting plate 6 is provided with an inspection hole 23 opposite to the electric push rod 18, so as to facilitate the inspection of the electric push rod 18.

[0033] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art, and the model parameters of various electric appliances are not specifically limited, and conventional equipment can be used.

[0034] In use, the super-wide bright steel band is unwound by the crane and fixed on the unwinding mechanism 2, the bottom of the steel band is supported by the support rollers 3 and the driving rollers 4, and the top of the steel band passes through the rough straightening roller 10, the fine straightening roller 12 and the pressing roller 14 in sequence, the bending degree is large when passing through the rough straightening roller 10, the roller frame 9 is moved upward to drive the baffle 15 to press the buffer spring 16, so that the buffer spring 16 can be buffered, with the leftward movement of the steel band, the bending degree gradually decreases, the buffer spring 16 with the increased compression resistance can further buffer, so as to gradually straighten the steel band, and the impact on the hydraulic oil cylinder 7 can be reduced, after the rough straightening is completed, the bending degree of the steel band is small, so the fine straightening roller 12 can be used for further straightening, the impact on the hydraulic oil cylinder 11 is small, and the buffer can not be used, and finally the steel band is conveyed out by the pressing roller 14.

[0035] It should be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0036] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A hydraulic cylinder type straightening apparatus for an ultra-wide bright steel strip, characterized by: Including body (1) and pay-off mechanism (2); The top of the body (1) is uniformly provided with a supporting roller (3), and the left side of the top of the body (1) is provided with a driving roller (4); The top of the body (1) is provided with a fixing frame (5), which is sequentially provided with a mounting mechanism, a hydraulic cylinder two (11) and a hydraulic cylinder three (13) from right to left, the mounting mechanism is provided with a rough straightening mechanism, the hydraulic cylinder two (11) is provided with a fine straightening roller (12), and the hydraulic cylinder three (13) is provided with a pressure roller (14).

2. The oil cylinder type straightening apparatus for ultra-wide and bright steel strip according to claim 1, characterized by: The rough straightening mechanism comprises a plurality of mounting plates (6), the mounting plates (6) are provided with hydraulic cylinders one (7), the hydraulic cylinders one (7) are provided with fixed frames (8), the fixed frames (8) are provided with buffer assemblies, the buffer assemblies are provided with roller frames (9) vertically penetrating the fixed frames (8), and the roller frames (9) are provided with rough straightening rollers (10).

3. The oil cylinder type straightening apparatus for an ultra-wide and bright steel strip according to claim 2, characterized by: The buffer assembly comprises an electric push rod (18) arranged on the fixed frame (8), an output end of the electric push rod (18) is connected with a top plate (17), the bottom of the top plate (17) is uniformly provided with buffer springs (16), the bottom of the buffer springs (16) is connected with a baffle (15) connected to the inner wall bottom of the fixed frame (8), and the bottom of the baffle (15) is connected with the roller frame (9).

4. The oil cylinder type straightening apparatus for an ultra-wide and bright steel strip according to claim 3, characterized by: The heights of the plurality of top plates (17) gradually decrease from right to left.

5. The oil cylinder type straightening apparatus for ultra-wide and bright steel strip according to claim 3, characterized in that: The mounting mechanism comprises a mounting groove (19) arranged on the front side right end of the fixing frame (5), the mounting groove (19) is uniformly provided with sliding rails (20), the sliding rails (20) are in sliding connection with the mounting plates (6), the front end of the sliding rail (20) is provided with a bolt (21) connected with the mounting plate (6), and the rear side of the mounting plate (6) is embedded with a magnet piece (22) adsorbed and fixed with the mounting groove (19).

6. The oil cylinder type straightening apparatus for ultra-wide and bright steel strip according to claim 3, characterized in that: The middle part of the mounting plate (6) is provided with an inspection hole (23) opposite to the electric push rod (18).

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