Thick plate shearing and fixing device

Abstract

The utility model provides a thick plate shearing fixing device, and relates to the technical field of steel plate shearing equipment. The thick plate shearing and fixing device comprises a plate shearing machine and a fixing mechanism. The plate shearing machine comprises a plate shearing support, a hydraulic machine and a cutter. The fixing mechanism comprises a workbench, a supporting frame, a first lead screw, a second lead screw, a pressing piece, a motor and a transmission rod. The supporting frame is fixedly connected with the workbench. A supporting plate is arranged in the workbench. The motor is fixedly installed on one side of the workbench, the transmission rod is provided with a plurality of first bevel gears, and the transmission rod is in transmission connection with the output end of the motor; the first lead screw is provided with a second bevel gear, and the second lead screw is provided with a third bevel The first bevel gear is in transmission connection with the second bevel gear and the third bevel gear. The thick plate shearing and fixing device solves the technical problems that an existing plate shearing machine is stabilized on a workbench through manpower and the weight of a medium-thickness plate, the fixing effect of the medium-thickness plate is poor, and the quality of a shearing opening of the medium-thickness plate is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of steel plate shearing equipment, in particular to a thick plate shearing and fixing device. Background Art

[0002] A shearing machine is a device for shearing steel plates. Its main structure includes a workbench, a shearing knife and other parts.

[0003] The existing shearing machine shears the thick plate by placing the thick plate on the workbench of the shearing machine, pushing the thick plate to the shearing position, and then starting the hydraulic cylinder to drive the shearing knife to move downward, and the inclined cutting edge shears the thick plate. This kind of shearing machine manually holds the edge of the thick plate and the weight of the thick plate itself to stabilize it on the workbench, and the fixing effect of the thick plate is poor, resulting in poor quality of the sheared edge of the thick plate.

[0004] The inventors have found at least the following problems in the process of implementing this embodiment:

[0005] The existing shearing machine stabilizes the medium and thick plates on the workbench by manual labor and the weight of the medium and thick plates themselves, but the fixing effect of the medium and thick plates is poor, resulting in poor quality of the sheared edges of the medium and thick plates. Utility Model Content

[0006] The utility model aims to provide a thick plate shearing and fixing device, which solves the technical problem that the existing shearing machine is stabilized on the workbench by manual labor and the weight of the medium and thick plates themselves, the fixing effect of the medium and thick plates is poor, and the quality of the sheared edges of the medium and thick plates is poor.

[0007] Utility model solution:

[0008] The utility model provides a thick plate shearing and fixing device, comprising a shearing machine and a fixing mechanism; the shearing machine comprises a shearing support, a hydraulic press, and a cutting knife; one end of the hydraulic press is fixedly connected to the shearing support, and its output end is fixedly connected to the cutting knife; the fixing mechanism comprises a workbench, a support frame, a first lead screw, a second lead screw, a clamping member, a motor and a transmission rod; the workbench is movably arranged at one end of the shearing support; the support frame is fixedly connected to the workbench; a support plate is provided inside the workbench, one end of the first lead screw is pivotally connected to the support frame, and the other end of the first lead screw is pivotally connected to the support plate, one end of the second lead screw is pivotally connected to the support frame, and the other end of the second lead screw is pivotally connected to the support plate; the clamping member is threadedly connected to the first lead screw and the second lead screw respectively; the motor is fixedly installed on one side of the workbench, and the transmission rod is provided with a plurality of first bevel gears, and the transmission rod is transmission-connected to the output end of the motor; the first lead screw is provided with a second bevel gear, and the second lead screw is provided with a third bevel gear; the first bevel gear is transmission-connected to the second bevel gear and the third bevel gear respectively.

[0009] Furthermore, a plurality of limiting cylinders are fixedly connected to the pressing member, and the limiting cylinders are respectively transmission-connected to the first lead screw and the second lead screw.

[0010] Furthermore, a protrusion is provided at the bottom of the pressing member.

[0011] Furthermore, the workbench is pivotally connected to a pulley, and the highest point of the pulley is higher than the surface of the workbench.

[0012] Furthermore, the shearing plate bracket is provided with a limiting plate, and the limiting plate is located on both sides of the cutting knife.

[0013] Beneficial effects:

[0014] The utility model provides a thick plate shearing and fixing device. When in use, the medium and thick plate is placed on a workbench, the medium and thick plate is pushed forward to a designated position, the motor is started, the motor drives the transmission rod to rotate, the transmission rod drives the first bevel gear to rotate, the first bevel gear drives the second bevel gear and the third bevel gear to rotate, the second bevel gear and the third bevel gear respectively drive the first lead screw and the second lead screw to rotate, the first lead screw and the second lead screw rotate and drive the clamping member to move downward, thereby tightening the medium and thick plate, wherein the medium and thick plate is partially overlapped on the shearing bracket, when the medium and thick plate is clamped, the hydraulic press is started, and the hydraulic press drives the cutter to move downward to shear the medium and thick plate. This thick plate shearing and fixing device has a better fixing effect on the medium and thick plate, resulting in a better quality of the sheared portion of the medium and thick plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 A schematic diagram of the structure of the thick plate shearing and fixing device provided in this embodiment;

[0017] Figure 2 A schematic diagram of the structure of the thick plate shearing and fixing device provided in this embodiment;

[0018] Figure 3 This is a schematic structural diagram of the thick plate shearing and fixing device provided in this embodiment.

[0019] icon:

[0020] 100- shearing machine; 110- shearing bracket; 111- limit plate; 120- hydraulic press; 130- cutting knife;

[0021] 200-fixing mechanism; 210-working table; 211-pulley; 212-support plate; 220-support frame; 230-first lead screw; 240-second lead screw; 250-pressing member; 251-protrusion; 260-motor; 270-transmission rod; 280-first bevel gear; 290-second bevel gear; 291-third bevel gear;

[0022] 300-Limiting cylinder. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0026] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0027] In addition, the terms such as "horizontal" and "vertical" do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly tilted. In the description of the utility model, it should be noted that unless otherwise clearly stipulated and limited, the terms "set", "installed", "connected" and "connected" should be understood in a broad sense. For example, it 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 indirectly connected through an intermediate medium, or it can be a connection between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0028] In conjunction with the accompanying drawings, some embodiments of the present invention are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0029] This embodiment provides a thick plate shear fixing device, please refer to Figure 1-3As shown, it includes a shearing machine 100 and a fixing mechanism 200; the shearing machine 100 includes a shearing support 110, a hydraulic press 120, and a cutter 130; one end of the hydraulic press 120 is fixedly connected to the shearing support 110, and its output end is fixedly connected to the cutter 130; the fixing mechanism 200 includes a workbench 210, a support frame 220, a first lead screw 230, a second lead screw 240, a pressing member 250, a motor 260 and a transmission rod 270; the workbench 210 is movably arranged at one end of the shearing support 110; the support frame 220 is fixedly connected to the workbench 210; a support plate 212 is provided inside the workbench 210, and one end of the first lead screw 230 is fixedly connected to the The support frame 220 is pivoted, and its other end is pivoted to the support plate 212. One end of the second lead screw 240 is pivoted to the support frame 220, and the other end thereof is pivoted to the support plate 212. The clamping piece 250 is threadedly connected to the first lead screw 230 and the second lead screw 240 respectively. The motor 260 is fixedly mounted on one side of the workbench 210, and the transmission rod 270 is provided with a plurality of first bevel gears 280, which are transmission-connected to the output end of the motor 260. The first lead screw 230 is provided with a second bevel gear 290, and the second lead screw 240 is provided with a third bevel gear 291. The first bevel gear 280 is transmission-connected to the second bevel gear 290 and the third bevel gear 291 respectively.

[0030] Specifically, the shearing machine 100 is used to shear the medium and thick plates, the shearing bracket 110 is used to install the hydraulic press 120 and the cutter 130, the hydraulic press 120 is welded to the shearing bracket 110, the cutter 130 is welded to the hydraulic press 120, and the blade of the cutter 130 is set at an angle; the workbench 210 is used to support the medium and thick plates, the support frame 220 is welded on the workbench 210, the support frame 220 and the support plate 212 are used to pivotally connect the first lead screw 230 and the second lead screw 240, the clamping member 250 is used to fix the medium and thick plates, when the first lead screw 230 and the second lead screw 240 rotate, the clamping member 250 moves downward, thereby clamping the medium and thick plates, the motor 260 drives the transmission rod 270 to rotate, the transmission rod 270 drives the first bevel gear 280 to rotate, and the first bevel gear 280 synchronously drives the second bevel gear 290 and the third bevel gear 291 to rotate, so as to ensure the stability of the up and down movement of the clamping member 250. When in use, place the medium and thick plate on the workbench 210, push the medium and thick plate forward to the specified position, start the motor 260, the motor 260 drives the transmission rod 270 to rotate, the transmission rod 270 drives the first bevel gear 280 to rotate, the first bevel gear 280 drives the second bevel gear 290 and the third bevel gear 291 to rotate, the second bevel gear 290 and the third bevel gear 291 respectively drive the first lead screw 230 and the second lead screw 240 to rotate, the rotation of the first lead screw 230 and the second lead screw 240 drives the clamping member 250 to move downward, thereby tightening the medium and thick plate, wherein part of the medium and thick plate is overlapped on the shear bracket 110, when the medium and thick plate is clamped, the hydraulic press 120 is started, and the hydraulic press 120 drives the cutter 130 to move downward to shear the medium and thick plate.

[0031] In this embodiment, a plurality of limiting cylinders 300 are fixedly connected to the pressing member 250 , and the limiting cylinders 300 are respectively transmission-connected to the first lead screw 230 and the second lead screw 240 .

[0032] Specifically, the limiting cylinder 300 is used to increase the contact area between the pressing member 250 and the first lead screw 230 , and also increases the contact area between the pressing member 250 and the second lead screw 240 , so that the pressing member 250 can be more stable during operation.

[0033] In this embodiment, a protrusion 251 is provided at the bottom of the pressing member 250 .

[0034] Specifically, the protrusion 251 is provided to prevent the connection between the pressing member 250 and the first lead screw 230 and the connection between the second lead screw 240 from touching the workbench 210, thereby increasing the service life of the thick plate shearing and fixing device.

[0035] In this embodiment, the workbench 210 is pivotally connected to a pulley 211 , and the highest point of the pulley 211 is higher than the surface of the workbench 210 .

[0036] Specifically, the provision of the pulley 211 can make it more convenient for operators to move medium and thick steel plates on the surface of the workbench 210, thereby reducing the labor intensity of the operators.

[0037] In this embodiment, the shearing plate bracket 110 is provided with a limiting plate 111 , and the limiting plate 111 is located on both sides of the cutting knife 130 .

[0038] Specifically, the setting of the limiting plate 111 can ensure that the cutter 130 will not deviate when moving downward, thereby improving the quality of the sheared edge of the medium and thick plate.

[0039] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.

Claims

1. A thick plate shearing and fixing device, characterized in that: It comprises a shearing machine (100) and a fixing mechanism (200); The shearing machine (100) comprises a shearing support (110), a hydraulic press (120), and a cutting knife (130); One end of the hydraulic press (120) is fixedly connected to the shearing plate support (110), and the output end thereof is fixedly connected to the cutter (130); The fixing mechanism (200) comprises a workbench (210), a support frame (220), a first lead screw (230), a second lead screw (240), a pressing member (250), a motor (260) and a transmission rod (270); The workbench (210) is movably arranged at one end of the shearing plate support (110); The support frame (220) is fixedly connected to the workbench (210); A support plate (212) is provided inside the workbench (210); one end of the first lead screw (230) is pivotally connected to the support frame (220), and the other end thereof is pivotally connected to the support plate (212); one end of the second lead screw (240) is pivotally connected to the support frame (220), and the other end thereof is pivotally connected to the support plate (212); The pressing member (250) is threadedly connected to the first lead screw (230) and the second lead screw (240) respectively; The motor (260) is fixedly mounted on one side of the workbench (210); the transmission rod (270) is provided with a plurality of first bevel gears (280); and the transmission rod (270) is in transmission connection with an output end of the motor (260); The first lead screw (230) is provided with a second bevel gear (290), and the second lead screw (240) is provided with a third bevel gear (291); The first bevel gear (280) is transmission-connected to the second bevel gear (290) and the third bevel gear (291) respectively.

2. A thick plate shearing and fixing device according to claim 1, characterized in that: A plurality of limiting cylinders (300) are fixedly connected to the pressing member (250), and the limiting cylinders (300) are respectively transmission-connected to the first lead screw (230) and the second lead screw (240).

3. A thick plate shearing and fixing device according to claim 2, characterized in that: The bottom of the pressing piece (250) is provided with a protrusion (251).

4. A thick plate shearing and fixing device according to claim 3, characterized in that: The workbench (210) is pivotally connected to a pulley (211), and the highest point of the pulley (211) is higher than the surface of the workbench (210).

5. A thick plate shearing and fixing device according to claim 4, characterized in that: The shearing plate support (110) is provided with a limiting plate (111), and the limiting plate (111) is located on both sides of the cutting knife (130).

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