Scissor large-winding-degree and large-opening-degree device on crescent shear on strip steel production line

Abstract

The utility model relates to the technical field of crescent shears for strip steel production lines, and discloses a large-winding-degree and large-opening-degree device for shears on a crescent shear for a strip steel production line, which comprises a frame body, a fixed block positioned at the top end in the frame body and a mounting block positioned at the top of one side of the frame body, upper scissors are arranged at the bottom of the mounting head; the fixing rod is arranged at the top of the fixing block, a plurality of sets of sliding rails are arranged at the bottom end of the interior of the frame body, a mounting frame is arranged on one side of the interior of the frame body, and a mounting base is arranged at the bottom end of the interior of the mounting frame. The telescopic end of the hydraulic cylinder can be connected with the fixing rod through the connecting rod, so that the hydraulic cylinder can drive the mounting head and the upper scissors to be adjusted up and down, a strip steel head can be sheared through the upper scissors and the lower scissors, the guide wheel abuts against the side face of the upper scissors, and the gap between the upper scissors and the lower scissors can be guaranteed; deformation of the shearing guide column is prevented, and the shearing quality of the strip steel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crescent shears for strip steel production lines, in particular to a scissors large winding and opening degree device on a crescent shear for a strip steel production line. Background Art

[0002] Strip steel is a narrow and long steel plate produced by various steel rolling enterprises to meet the needs of industrial production of various metal or mechanical products in different industrial sectors. High-power laser welding is maturely and widely used in strip steel continuous production lines, which greatly expands the production of strip steel varieties, hard and special stainless steel and other steel types.

[0003] During the production process of strip steel, the welding quality at both ends of the strip will be worse than the quality of the weld in the middle of the strip due to the energy fluctuation of the laser start and stop. Therefore, a crescent shear device is needed to cut off the welds and protruding strip heads at both ends of the strip. The upper scissors of the traditional crescent shear have a relatively small opening. Sometimes the two ends of the strip are not well-shaped and will be raised high, causing the upper scissors of the crescent shear to hit the strip, squeeze the strip, cause the production line to stop, and have a poor raw processing effect on the strip. Utility Model Content

[0004] The utility model aims to provide a device with large winding and large opening degree of a crescent shear on a strip steel production line to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a large winding and large opening device for crescent shears of a strip steel production line, comprising a frame, a fixing block located at the top of the frame, and a mounting block located at the top of one side of the frame, wherein the fixing block comprises:

[0006] A mounting head is arranged at the bottom of the fixing block, and an upper scissors is arranged at the bottom of the mounting head;

[0007] A fixing rod is provided on top of the fixing block.

[0008] Preferably, a plurality of sets of slide rails are provided at the bottom end of the frame body, a mounting frame is provided on one side of the frame body, a mounting seat is provided at the bottom end of the mounting frame, clamping blocks are provided on both sides of the bottom of the mounting seat, a lower scissors is provided at the middle position of the top of the mounting seat, a fixing frame is provided on the side of the mounting seat away from the mounting block, and a guide wheel is provided inside the fixing frame.

[0009] Preferably, a guide plate is provided at the bottom of the mounting block, a fixing seat is provided at the top of the frame body on one side close to the mounting block, a hydraulic cylinder is provided at the top of the fixing seat, and a connecting rod is provided at the telescopic end of the hydraulic cylinder.

[0010] Preferably, a telescopic hole is provided inside the fixing block 2 , and a movable hole penetrating to the top of the frame body 1 is provided at the top of the telescopic hole, and the fixing rod 203 is movably connected to the fixing block 2 through the telescopic hole.

[0011] Preferably, a connecting block is provided at the bottom of the mounting head 201, and the mounting head 201 is fixedly connected to the fixing rod 203 via the connecting block, and the upper scissors 202 is detachably connected to the mounting head 201 via mounting bolts.

[0012] Preferably, a card slot is provided at the bottom end inside the mounting frame, the card block is detachably connected to the frame body via the card slot, and the mounting seat is detachably connected to the mounting frame via the card block.

[0013] Preferably, the lower scissors are detachably connected to the mounting seat via mounting bolts, and the bottom end of the fixing frame is welded to the top end of the mounting seat.

[0014] Preferably, bearings are provided at both ends of the fixing frame, a rotating shaft is provided inside the guide wheel, and both ends of the rotating shaft penetrate into the bearings.

[0015] Preferably, the mounting block is detachably connected to the frame body via mounting bolts, and the hydraulic cylinder is detachably connected to the fixing seat via mounting bolts.

[0016] Preferably, the bottom end of the connecting rod is detachably connected to the fixing rod via a fixing bolt, and the top end of the connecting rod is detachably connected to the telescopic end of the hydraulic cylinder via a fixing bolt.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model can connect the telescopic end of the hydraulic cylinder with the fixed rod through a connecting rod, so that the installation head and the upper scissors can be driven by the hydraulic cylinder to adjust up and down, the strip steel head can be sheared by the upper scissors and the lower scissors, and the side of the upper scissors can be supported by the guide wheel to ensure the gap between the upper scissors and the lower scissors, prevent the shearing guide column from being deformed, and improve the shearing quality of the strip steel. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0020] Figure 1It is a cross-sectional view of the utility model.

[0021] Figure 2 It is the front view of the utility model.

[0022] In the figure: 1, frame; 101, slide rail; 102, mounting frame; 2, fixing block; 201, mounting head; 202, upper scissors; 203, fixing rod; 204, mounting seat; 205, clamping block; 206, lower scissors; 207, fixing frame; 208, guide wheel; 3, mounting block; 301, guide plate; 302, fixing seat; 303, hydraulic cylinder; 304, connecting rod. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-2The utility model provides an embodiment of a device for a large winding and large opening degree of a crescent shear on a strip steel production line: a device for a large winding and large opening degree of a crescent shear on a strip steel production line, comprising a frame 1, a fixed block 2 located at the top of the frame 1, and a mounting block 3 located at the top of one side of the frame 1, the fixed block 2 comprising: a mounting head 201 arranged at the bottom of the fixed block 2, and an upper scissors 202 is arranged at the bottom of the mounting head 201, so that the upper scissors 202 can be installed at the bottom of the mounting head 201; a fixed rod 203 is arranged at the top of the fixed block 2, a plurality of slide rails 101 are arranged at the bottom end of the frame 1, so as to facilitate the movement of the device and adjust the shearing position, and a mounting block 3 is arranged on one side of the frame 1 The mounting frame 102 has a mounting seat 204 at the bottom end thereof, and blocks 205 are provided on both sides of the bottom of the mounting seat 204, and the mounting seat 204 can be fixedly installed by means of the blocks 205, and a lower scissors 206 is provided at the middle position of the top of the mounting seat 204, and the strip steel can be sheared by means of the upper scissors 202 and the lower scissors 206, and a fixing frame 207 is provided on the side of the mounting seat 204 away from the mounting block 3, and a guide wheel 208 is provided inside the fixing frame 207, and the guide wheel 208 is installed on one side of the top of the mounting seat 204 by means of the fixing frame 207, so as to support the side of the upper scissors 202 and maintain the gap between the upper scissors 202 and the lower scissors 206.

[0028] Please refer to Figure 1 A guide plate 301 is provided at the bottom of the mounting block 3 to guide the strip steel and guide the strip steel into the device. A fixed seat 302 is provided on the side of the top of the frame 1 close to the mounting block 3. A hydraulic cylinder 303 is provided on the top of the fixed seat 302 to realize the installation of the hydraulic cylinder 303 on the top of the frame 1. A connecting rod 304 is provided at the telescopic end of the hydraulic cylinder 303, and the telescopic end of the hydraulic cylinder 303 can be connected to the fixed rod 203 through the connecting rod 304.

[0029] Please refer to Figure 1 and Figure 2The fixing block 2 is provided with a telescopic hole inside, and a movable hole penetrating to the top of the frame body 1 is provided at the top of the telescopic hole. The fixing rod 203 is movably connected with the fixing block 2 through the telescopic hole. The fixing rod 203 and the fixing block 2 can be moved through the telescopic hole. A connecting block is provided at the bottom of the mounting head 201. The mounting head 201 is fixedly connected with the fixing rod 203 through the connecting block. The mounting head 201 and the fixing rod 203 are fixed by the connecting block. The upper scissors 202 are detachably connected with the mounting head 201 through the mounting bolts, so as to realize The upper scissors 202 are installed at the bottom of the mounting head 201, and the upper scissors 202 can be replaced. A card slot is set at the bottom end of the mounting frame 102, and the card block 205 is detachably connected to the frame body 1 through the card slot. The mounting seat 204 is detachably connected to the mounting frame 102 through the card block 205. The mounting seat 204 and the mounting frame 102 can be fixedly installed through the card block 205. The lower scissors 206 are detachably connected to the mounting seat 204 through the mounting bolts, so that the lower scissors 206 can be installed on the top of the mounting seat 204, which is convenient for The strip steel is sheared, the bottom end of the fixing frame 207 is welded to the top end of the mounting seat 204, bearings are arranged at both ends of the fixing frame 207, a rotating shaft is arranged inside the guide wheel 208, and both ends of the rotating shaft pass through the bearing, the guide wheel 208 can be rotated by the bearing and the rotating shaft, and the side of the upper scissors 202 can be supported to maintain the gap between the upper scissors 202 and the lower scissors 206, the mounting block 3 is detachably connected to the frame 1 by the mounting bolts, so that the mounting block 3 can be installed between the frame 1, and the mounting block 3 can be installed. The guide plate 301 is installed on one side of the frame 1, and the hydraulic cylinder 303 is detachably connected to the fixed seat 302 by means of mounting bolts. The hydraulic cylinder 303 can be installed on the top of the frame 1. The bottom end of the connecting rod 304 is detachably connected to the fixed rod 203 by means of fixing bolts, and the top end of the connecting rod 304 is detachably connected to the telescopic end of the hydraulic cylinder 303 by means of fixing bolts. The telescopic end of the hydraulic cylinder 303 can be connected to the fixed rod 203 by means of the connecting rod 304, which can drive the upper scissors 202 to move up and down, thereby facilitating the shearing of the strip.

[0030] Working principle: before use, the utility model is assembled, and then the assembled device is installed at the use position. When in use, the power is turned on, the crescent shear trolley can be moved to the center line of the unit through the slide rail 101, the processing position can be adjusted, the telescopic end of the hydraulic cylinder 303 can be connected to the fixed rod 203 through the connecting rod 304, the mounting head 201 and the upper scissors 202 can be driven to move up and down through the hydraulic cylinder 303, the steel strip head is guided to between the upper scissors 202 and the lower scissors 206 through the guide plate 301, the strip steel is sheared together by the upper scissors 202 and the lower scissors 206, the guide wheel 208 and the fixed frame 207 can be rotated through the bearing and the rotating shaft, and the guide wheel 208 is installed on one side of the mounting seat 204 through the fixed frame 207, and the side of the upper scissors 202 is supported by the guide wheel 208, so that the gap between the upper scissors 202 and the lower scissors 206 can be guaranteed, the shearing guide column is prevented from deformation, and the shearing quality of the strip steel is improved.

[0031] The above is only an embodiment of the utility model, and the common sense such as the known specific structure and characteristics in the scheme is not described too much here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A device for large winding and large opening of crescent shears on a strip steel production line, characterized in that: The invention comprises a frame (1), a fixing block (2) located at the top of the frame (1), and a mounting block (3) located at the top of one side of the frame (1), wherein the fixing block (2) comprises: A mounting head (201) is arranged at the bottom of the fixing block (2), and an upper scissors (202) is arranged at the bottom of the mounting head (201); A fixing rod (203) is arranged on the top of the fixing block (2).

2. According to claim 1, a device for large winding and large opening of crescent shears on a strip steel production line, characterized in that: A plurality of slide rails (101) are arranged at the bottom of the frame body (1), a mounting frame (102) is arranged on one side of the frame body (1), a mounting seat (204) is arranged at the bottom of the mounting frame (102), clamping blocks (205) are arranged on both sides of the bottom of the mounting seat (204), a lower scissors (206) is arranged at the middle position of the top of the mounting seat (204), a fixing frame (207) is arranged on the side of the mounting seat (204) away from the mounting block (3), and a guide wheel (208) is arranged inside the fixing frame (207).

3. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 1 is characterized in that: A guide plate (301) is provided at the bottom of the mounting block (3), a fixing seat (302) is provided at the top of the frame body (1) close to the mounting block (3), a hydraulic cylinder (303) is provided at the top of the fixing seat (302), and a connecting rod (304) is provided at the telescopic end of the hydraulic cylinder (303).

4. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 1 is characterized in that: The fixing block (2) is provided with a telescopic hole inside, and a movable hole penetrating to the top of the frame (1) is provided at the top of the telescopic hole, and the fixing rod (203) is movably connected to the fixing block (2) through the telescopic hole.

5. According to claim 1, a device for large winding and large opening of crescent shears on a strip steel production line, characterized in that: A connecting block is provided at the bottom of the mounting head (201), the mounting head (201) is fixedly connected to the fixing rod (203) via the connecting block, and the upper scissors (202) are detachably connected to the mounting head (201) via mounting bolts.

6. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 2 is characterized in that: A card slot is provided at the bottom end of the interior of the mounting frame (102); the card block (205) is detachably connected to the frame body (1) via the card slot; and the mounting seat (204) is detachably connected to the mounting frame (102) via the card block (205).

7. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 2 is characterized in that: The lower scissors (206) are detachably connected to the mounting seat (204) via mounting bolts, and the bottom end of the fixing frame (207) is welded to the top end of the mounting seat (204).

8. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 2 is characterized in that: Both ends of the fixing frame (207) are provided with bearings, and a rotating shaft is provided inside the guide wheel (208), and both ends of the rotating shaft penetrate into the bearings.

9. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 3 is characterized in that: The mounting block (3) is detachably connected to the frame body (1) via mounting bolts, and the hydraulic cylinder (303) is detachably connected to the fixing seat (302) via mounting bolts.

10. The device for large winding and large opening of crescent shears on a strip steel production line according to claim 3, characterized in that: The bottom end of the connecting rod (304) is detachably connected to the fixing rod (203) via a fixing bolt, and the top end of the connecting rod (304) is detachably connected to the telescopic end of the hydraulic cylinder (303) via a fixing bolt.

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