CN220196488U

CN220196488U - Portal shearing machine

Info

Publication number: CN220196488U
Application number: CN202321083208.5U
Authority: CN
Inventors: 杨西武; 张飞
Original assignee: Jiangsu Sanfangsheng Heavy Technology Co ltd
Current assignee: Jiangsu Sanfangsheng Heavy Technology Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-12-19
Anticipated expiration: 2033-05-08

Abstract

The utility model relates to a gantry shearing machine, which comprises a shearing mechanism and a feeding mechanism which are arranged left and right; the shearing mechanism comprises a frame, a movable cutter holder and a fixed cutter holder are arranged on the frame, the movable cutter holder and the fixed cutter holder are arranged in an up-down staggered mode, the movable cutter holder is positioned on one side of the fixed cutter holder, which is far away from the shearing mechanism, the movable cutter holder is driven to lift through a shearing oil cylinder, and the fixed cutter holder is fixedly connected with the frame; the bottom of the movable cutter holder is an inclined plane which inclines forwards and backwards, a movable cutter mounting groove is formed in the right side of the bottom of the movable cutter holder, a movable cutter is mounted in the movable cutter mounting groove, the bottom of the movable cutter and the bottom of the movable cutter holder are located on the same plane, the two ends of the movable cutter are arranged forwards and backwards, and downward projection of the movable cutter is wave-shaped; according to the gantry shearing machine, the movable knife is obliquely arranged, when the movable knife executes shearing action, the contact area between the movable knife and a material is reduced, the pressure intensity received in the unit volume of the material is increased, and therefore the shearing capacity is improved.

Description

Portal shearing machine

Technical Field

The utility model relates to a gantry shearing machine, and belongs to the technical field of shearing machines.

Background

The shearing machine is suitable for metal recovery processing factories, scrapped automobile disassembly fields and smelting and casting industries, and is used for carrying out cold shearing, pressing and flanging on section steel in various shapes and various metal materials and pressing and forming of powdery products, plastics, glass fiber reinforced plastics, insulating materials and rubber. The most common of metal shears are crocodile shears and gantry shears.

The utility model patent application number CN202110108883.8 discloses a shearing assembly and a shearing machine, wherein the shearing assembly comprises: a movable cutter assembly, a fixed cutter assembly and a power source; wherein, move sword subassembly and include: the movable knife seat and the movable knife arranged on the movable knife seat; the movable cutter is provided with a shearing edge formed by a transverse cutting edge and a longitudinal cutting edge; orthographic projection of the shearing edge along the y-axis direction is in a step shape; wherein the y-axis direction is the movement direction of the movable knife assembly; the longitudinal cutting edge is provided with a front end close to the feeding side and a rear end close to the discharging side; in the z-axis direction, the front end and the rear end are positioned at the same position or the rear end is positioned in the positive direction of the front end; wherein the z-axis direction is perpendicular to the x-axis direction and the y-axis direction; the x-axis direction is the feeding direction; in the z-axis direction, the direction of the fixed knife to the movable knife is set to be the positive direction, and the shearing assembly provided by the application can shear materials into a plurality of pieces at one time on the basis of adopting the step-shaped shearing cutting edge, so that the shearing assembly has higher production efficiency. However, in the prior art, when the material is sheared, the movable knife is horizontally arranged, so that the contact area between the movable knife and the material is larger, the pressure intensity received in the unit area of the material is smaller, and the shearing capacity is affected.

Therefore, a gantry shear is needed to improve the shearing capacity.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to overcome the defects of the prior art, the gantry shearing machine for improving the shearing capacity is provided.

The utility model solves the problems by adopting the following technical scheme: the gantry shearing machine comprises a shearing mechanism and a feeding mechanism which are arranged left and right, wherein the feeding mechanism is used for conveying materials to the shearing mechanism;

the shearing mechanism comprises a frame, a movable cutter holder and a fixed cutter holder are arranged on the frame, the movable cutter holder and the fixed cutter holder are arranged in an up-down staggered mode, the movable cutter holder is positioned on one side of the fixed cutter holder, which is far away from the shearing mechanism, the movable cutter holder is driven to lift through a shearing oil cylinder, and the fixed cutter holder is fixedly connected with the frame;

the bottom of the movable cutter holder is an inclined plane which inclines forwards and backwards, a movable cutter mounting groove is formed in the right side of the bottom of the movable cutter holder, a movable cutter is mounted in the movable cutter mounting groove and matched with the movable cutter mounting groove, the bottom of the movable cutter and the bottom of the movable cutter holder are in the same plane, the two ends of the movable cutter are arranged forwards and backwards, downward projections of the movable cutter are wave-shaped, and the right side face of the movable cutter holder is matched with wave-shaped projections of the movable cutter;

the left side of the top of the fixed cutter seat is provided with a fixed cutter mounting groove, a fixed cutter is mounted in the fixed cutter mounting groove, the fixed cutter is matched with the fixed cutter mounting groove, the top of the fixed cutter seat is a plane, the top of the fixed cutter and the top of the fixed cutter seat are positioned on the same plane, the downward projection of the fixed cutter is matched with the wave-shaped projection of the movable cutter, and the left side surface of the fixed cutter seat is matched with the left side surface of the fixed cutter;

the bending part of the movable cutter and the bending part of the fixed cutter are transited through a round angle;

the right side of moving the blade holder is provided with presses the material seat, press the top of blade holder to be located, press the downward projection of material seat to be located on the blade holder, press the left surface of material seat and move the left side laminating of blade holder, press the left surface of material seat and move the left side of blade holder to match, press the material seat to drive through pressing the material hydro-cylinder and go up and down.

Preferably, the frame comprises a bottom plate, two side frames are fixedly arranged at the top of the bottom plate, the two side frames are arranged at intervals front and back, an upper seat frame and a lower seat frame are fixedly arranged between the two side frames, the upper seat frame and the lower seat frame are arranged up and down, the movable cutter holder and the fixed cutter holder are both positioned between the upper seat frame and the lower seat frame, the movable cutter holder and the fixed cutter holder are both positioned between the two side frames, the fixed cutter holder is fixedly arranged at the top of the lower seat frame, and the cylinder body of the shearing cylinder and the cylinder body of the material pressing cylinder are both fixedly arranged on the upper seat frame.

Preferably, the round angle of the bending part of the movable knife and the round angle of the bending part of the fixed knife are obtuse angles.

Preferably, the movable blade is composed of a movable blade front end portion, a movable blade rear end portion, and a movable blade bending portion, and the movable blade front end portion and the movable blade rear end portion are respectively provided at front and rear ends of the movable blade bending portion.

Preferably, the movable knife bending part comprises a plurality of first movable knife bending parts and a plurality of second movable knife bending parts, and the first movable knife bending parts and the second movable knife bending parts are spliced from front to back alternately and from head to tail.

Preferably, the stationary blade is composed of a stationary blade front end portion, a stationary blade rear end portion and a stationary blade bending portion, and the stationary blade front end portion and the stationary blade rear end portion are respectively arranged at the front end and the rear end of the stationary blade bending portion.

Preferably, the fixed cutter bending part comprises a plurality of first fixed cutter bending parts and a plurality of second fixed cutter bending parts, and the first fixed cutter bending parts and the second fixed cutter bending parts are spliced from front to back alternately and from head to tail.

Preferably, the bottom parts of the fixed cutter front end part, the fixed cutter rear end part, the plurality of first fixed cutter bending pieces and the plurality of second fixed cutter bending pieces are all provided with cutter pads.

Preferably, the front side and the rear side of the material pressing seat are fixedly provided with material pressing sliding blocks, the frame is fixedly provided with two material pressing sliding rails, the material pressing sliding blocks correspond to the material pressing sliding rails one by one, and the material pressing sliding blocks are arranged on the material pressing sliding rails;

the movable cutter comprises a cutter seat, and is characterized in that movable cutter sliding blocks are fixedly arranged on the front side and the rear side of the movable cutter seat, two movable cutter sliding rails are fixedly arranged on the frame, the movable cutter sliding blocks correspond to the movable cutter sliding rails one by one, and the movable cutter sliding blocks are arranged on the movable cutter sliding rails.

Preferably, the feeding mechanism comprises a feeding box, the top and the left side and the right side of the feeding box are both opened, a pushing seat is arranged in the feeding box, and the pushing seat is driven to move left and right through a pushing oil cylinder.

Compared with the prior art, the utility model has the advantages that:

1. the movable knife is obliquely arranged, so that the contact area between the movable knife and a material is reduced when the movable knife executes shearing action, the pressure intensity in the unit volume of the material is increased, and the shearing capacity is improved;

2. the bending positions of the movable knife and the fixed knife are in round angle transition, and round angles exist in sheared materials, so that the safety of carrying the follow-up materials is improved;

3. the bending parts of the movable knife and the fixed knife are in transition through round corners, so that the protection capability of the movable knife and the fixed knife is improved;

4. when the materials are sheared, the shearing effect is prevented from being influenced by material deflection or warping in the shearing process through extrusion of the material pressing seat.

Drawings

FIG. 1 is a perspective view of a gantry shear of the present utility model;

FIG. 2 is a front view of a gantry shear of the present utility model;

FIG. 3 is a left side view of a gantry shear of the present utility model;

FIG. 4 is a top view of a gantry shear of the present utility model;

FIG. 5 is a first schematic view of the present shear mechanism;

FIG. 6 is a second schematic view of the present shearing mechanism;

FIG. 7 is a schematic view of the structure of the movable blade;

FIG. 8 is a schematic view of the structure of the stationary knife;

FIG. 9 is a schematic view of the structure of the stationary blade holder;

FIG. 10 is a schematic view of the structure of the movable blade holder;

fig. 11 is a schematic structural view of the feeding mechanism.

Wherein:

a shearing mechanism 100;

the device comprises a frame 101, a movable cutter holder 102, a fixed cutter holder 103, a shearing cylinder 104, a movable cutter mounting groove 105, a movable cutter 106, a fixed cutter mounting groove 107, a fixed cutter 108, a material pressing seat 109, a material pressing cylinder 110 and a cutter pad 111;

the device comprises a bottom plate 101.1, a side frame 101.2, an upper seat frame 101.3, a lower seat frame 101.4, a material pressing slide block 101.5, a material pressing slide rail 101.6, a movable cutter slide block 101.7 and a movable cutter slide rail 101.8;

a movable blade front end 106.1, a movable blade rear end 106.2, and a movable blade bending portion 106.3;

a first movable blade bending member 106.31 and a second movable blade bending member 106.32;

a fixed cutter front end 108.1, a fixed cutter rear end 108.2, and a fixed cutter bending part 108.3;

a first fixed blade bending member 108.31 and a second fixed blade bending member 108.32;

a feeding mechanism 200;

a feeding box 201, a pushing seat 202 and a pushing cylinder 203.

Detailed Description

As shown in fig. 1 to 11, the gantry shearing machine in the present embodiment includes a shearing mechanism 100 and a feeding mechanism 200 arranged left and right, where the feeding mechanism 200 is used to implement conveying of materials to the shearing mechanism 100, and the shearing mechanism 100 is used to implement shearing of the materials;

the shearing mechanism 100 comprises a frame 101, a movable cutter holder 102 and a fixed cutter holder 103 are arranged on the frame 101, the movable cutter holder 102 and the fixed cutter holder 103 are arranged in an up-down staggered mode, the movable cutter holder 102 is positioned on one side, far away from the shearing mechanism 100, of the fixed cutter holder 103, the movable cutter holder 102 is driven to lift through three shearing cylinders 104, and the fixed cutter holder 103 is fixedly connected with the frame 101;

the bottom of the movable cutter holder 102 is a front-back inclined plane, a movable cutter mounting groove 105 is formed in the right side of the bottom of the movable cutter holder 102, a movable cutter 106 is mounted in the movable cutter mounting groove 105, the movable cutter 106 is matched with the movable cutter mounting groove 105, the bottom of the movable cutter 106 and the bottom of the movable cutter holder 102 are in the same plane, the two ends of the movable cutter 106 are arranged front and back, downward projections of the movable cutter 106 are wave-shaped, and the right side surface of the movable cutter holder 102 is matched with wave-shaped projections of the movable cutter 106;

the movable knife 106 is composed of a movable knife front end 106.1, a movable knife rear end 106.2 and a movable knife bending part 106.3, wherein the movable knife front end 106.1 and the movable knife rear end 106.2 are respectively arranged at the front end and the rear end of the movable knife bending part 106.3;

the movable cutter bending portion 106.3 comprises a plurality of first movable cutter bending members 106.31 and a plurality of second movable cutter bending members 106.32, and the plurality of first movable cutter bending members 106.31 and the plurality of second movable cutter bending members 106.32 are spliced from front to back alternately and end to end;

the right bending positions of the first movable cutter bending pieces 106.31 and the second movable cutter bending pieces 106.32 are in rounded transition, and the rounded corners are obtuse angles;

the left side of the top of the fixed cutter seat 103 is provided with a fixed cutter mounting groove 107, a fixed cutter 108 is mounted in the fixed cutter mounting groove 107, the fixed cutter 108 is matched with the fixed cutter mounting groove 107, the top of the fixed cutter seat 103 is a plane, the top of the fixed cutter 108 and the top of the fixed cutter seat 103 are in the same plane, the downward projection of the fixed cutter 108 is matched with the wavy projection of the movable cutter 106, and the left side surface of the fixed cutter seat 103 is matched with the left side surface of the fixed cutter 108;

the fixed cutter 108 is composed of a fixed cutter front end 108.1, a fixed cutter rear end 108.2 and a fixed cutter bending part 108.3, wherein the fixed cutter front end 108.1 and the fixed cutter rear end 108.2 are respectively arranged at the front end and the rear end of the fixed cutter bending part 108.3;

the fixed-cutter bending portion 108.3 comprises a plurality of first fixed-cutter bending members 108.31 and a plurality of second fixed-cutter bending members 108.32, and the plurality of first fixed-cutter bending members 108.31 and the plurality of second fixed-cutter bending members 108.32 are alternately spliced from front to back and from end to end;

the bottoms of the fixed cutter front end 108.1, the fixed cutter rear end 108.2, the plurality of first fixed cutter bending pieces 108.31 and the plurality of second fixed cutter bending pieces 108.32 are respectively provided with a cutter pad 111;

the left bending positions of the first fixed cutter bending pieces 108.31 and the second fixed cutter bending pieces 108.32 are in rounded transition, and the rounded corners are obtuse angles;

the right side of the movable cutter seat 102 is provided with a material pressing seat 109, the material pressing seat 109 is positioned above the fixed cutter seat 103, the downward projection of the material pressing seat 109 is positioned on the fixed cutter seat 103, the left side surface of the material pressing seat 109 is attached to the left side of the movable cutter seat 102, the left side surface of the material pressing seat 109 is matched with the left side of the movable cutter seat 102, and the material pressing seat 109 is driven to lift through a material pressing oil cylinder 110;

the frame 101 comprises a bottom plate 101.1, two side frames 101.2 which are arranged front and back are fixedly arranged at the top of the bottom plate 101.1, two upper seat frames 101.3 and two lower seat frames 101.4 which are arranged up and down are fixedly arranged between the two side frames 101.2, a movable cutter holder 102 and a fixed cutter holder 103 are both positioned between the upper seat frames 101.3 and the lower seat frames 101.4, the movable cutter holder 102 and the fixed cutter holder 103 are both positioned between the two side frames 101.2, the fixed cutter holder 103 is fixedly arranged at the top of the lower seat frames 101.4, and a cylinder body of the shearing cylinder 104 and a cylinder body of the material pressing cylinder 110 are both fixedly arranged on the upper seat frames 101.3;

the front side and the rear side of the material pressing seat 109 are fixedly provided with material pressing sliding blocks 101.5, the frame 101 is fixedly provided with two material pressing sliding rails 101.6, the material pressing sliding blocks 101.5 are in one-to-one correspondence with the material pressing sliding rails 101.6, and the material pressing sliding blocks 101.5 are arranged on the material pressing sliding rails 101.6;

the movable cutter seat 102 is fixedly provided with movable cutter sliding blocks 101.7 on the front side and the rear side, the rack 101 is fixedly provided with two movable cutter sliding rails 101.8, the movable cutter sliding blocks 101.7 are in one-to-one correspondence with the movable cutter sliding rails 101.8, and the movable cutter sliding blocks 101.7 are arranged on the movable cutter sliding rails 101.8;

the material passes through the feeding mechanism 200 from the knife holder 102 to the fixed knife holder 103, then, the pressing oil cylinder 110 drives the pressing seat 109 to descend, so that the pressing seat 109 and the fixed knife holder 103 clamp the material, the material is pressed, the influence on the shearing effect caused by the deviation or warping of the material in the shearing process is prevented, then, the shearing oil cylinder 104 drives the movable knife holder 102 to descend, the movable knife 106 is driven by the descent of the movable knife holder 102 to descend and act on the material, the movable knife 106 and the fixed knife 108 generate shearing acting force on the material, namely, the shearing is realized, after the shearing is finished, the movable knife holder 102 ascends to reset, the pressure block ascends to reset, the material is fed again, and the cycle is performed;

when the movable knife 106 executes shearing action, the contact area of the movable knife 106 and materials is reduced due to the inclination of the movable knife 106, the pressure intensity received by the unit volume of the materials is increased, so that the shearing capacity is improved, in addition, the sheared materials are also provided with round corners due to the fact that the bending parts of the movable knife 106 and the fixed knife 108 are in round corner transition, the subsequent material conveying safety can be improved, and the protection capacity of the movable knife 106 and the fixed knife 108 can be improved due to the round corner transition;

the feeding mechanism 200 comprises a feeding box 201, the top and the left side and the right side of the feeding box 201 are both opened, a pushing seat 202 is arranged in the feeding box 201, the pushing seat 202 is driven to move left and right by a pushing cylinder 203, materials are placed in the feeding box 201, the materials are positioned on the left side of the pushing seat 202, the pushing seat 202 is driven to move left by the pushing cylinder 203, the pushing seat 202 is driven to push the materials to move left and pass through the movable tool apron 102 and the fixed tool seat 103, and after the materials in the feeding box 201 are consumed, the pushing cylinder 203 drives the pushing seat 202 to move right and continuously put the materials;

in addition to the above embodiments, the present utility model also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present utility model.

Claims

1. A gantry shearing machine which is characterized in that: the feeding device comprises a shearing mechanism (100) and a feeding mechanism (200) which are arranged left and right, wherein the feeding mechanism (200) is used for conveying materials to the shearing mechanism (100);

the shearing mechanism (100) comprises a frame (101), a movable cutter holder (102) and a fixed cutter holder (103) are arranged on the frame (101), the movable cutter holder (102) and the fixed cutter holder (103) are arranged in an up-down staggered mode, the movable cutter holder (102) is located at one side, far away from the shearing mechanism (100), of the fixed cutter holder (103), the movable cutter holder (102) is driven to lift through a shearing oil cylinder (104), and the fixed cutter holder (103) is fixedly connected with the frame (101);

the bottom of the movable cutter holder (102) is an inclined plane which inclines forwards and backwards, a movable cutter mounting groove (105) is formed in the right side of the bottom of the movable cutter holder (102), a movable cutter (106) is mounted in the movable cutter mounting groove (105), the movable cutter (106) is matched with the movable cutter mounting groove (105), the bottom of the movable cutter (106) and the bottom of the movable cutter holder (102) are located on the same plane, the front and back of the two ends of the movable cutter (106) are arranged, downward projections of the movable cutter (106) are wave-shaped, and the right side surface of the movable cutter holder (102) is matched with wave-shaped projections of the movable cutter (106);

the left side of the top of the fixed cutter seat (103) is provided with a fixed cutter mounting groove (107), a fixed cutter (108) is mounted in the fixed cutter mounting groove (107), the fixed cutter (108) is matched with the fixed cutter mounting groove (107), the top of the fixed cutter seat (103) is a plane, the top of the fixed cutter (108) and the top of the fixed cutter seat (103) are in the same plane, the downward projection of the fixed cutter (108) is matched with the wavy projection of the movable cutter (106), and the left side surface of the fixed cutter seat (103) is matched with the left side surface of the fixed cutter (108);

the bending part of the movable knife (106) and the bending part of the fixed knife (108) are transited through round angles;

the right side of moving blade holder (102) is provided with presses material seat (109), press material seat (109) to be located the top of locating blade holder (103), press material seat (109) decurrent projection to be located on locating blade holder (103), press the left surface of material seat (109) to laminate with the left side of moving blade holder (102), press the left surface of material seat (109) to match with the left side of moving blade holder (102), press material seat (109) to drive through pressing material hydro-cylinder (110) and go up and down.

2. A gantry shear according to claim 1, wherein: the machine frame (101) comprises a bottom plate (101.1), two side frames (101.2) are fixedly arranged at the top of the bottom plate (101.1), the two side frames (101.2) are arranged at intervals, an upper seat frame (101.3) and a lower seat frame (101.4) are fixedly arranged between the two side frames (101.2), the upper seat frame (101.3) and the lower seat frame (101.4) are vertically arranged, a movable cutter holder (102) and a fixed cutter holder (103) are both arranged between the upper seat frame (101.3) and the lower seat frame (101.4), the movable cutter holder (102) and the fixed cutter holder (103) are both arranged between the two side frames (101.2), the fixed cutter holder (103) is fixedly arranged at the top of the lower seat frame (101.4), and a cylinder body of the shearing cylinder (104) and a cylinder body of the pressing cylinder (110) are both fixedly arranged on the upper seat frame (101.3).

3. A gantry shear according to claim 1, wherein: and the round angle of the bending part of the movable knife (106) and the round angle of the bending part of the fixed knife (108) are obtuse angles.

4. A gantry shear according to any one of claims 1-3, characterized in that: the movable knife (106) is composed of a movable knife front end (106.1), a movable knife rear end (106.2) and a movable knife bending part (106.3), and the movable knife front end (106.1) and the movable knife rear end (106.2) are respectively arranged at the front end and the rear end of the movable knife bending part (106.3).

5. A gantry shear as claimed in claim 4, wherein: the movable cutter bending part (106.3) comprises a plurality of first movable cutter bending parts (106.31) and a plurality of second movable cutter bending parts (106.32), and the plurality of first movable cutter bending parts (106.31) and the plurality of second movable cutter bending parts (106.32) are spliced from front to back alternately and from head to tail.

6. A gantry shear as claimed in claim 5, wherein: the fixed cutter (108) is composed of a fixed cutter front end (108.1), a fixed cutter rear end (108.2) and a fixed cutter bending part (108.3), and the fixed cutter front end (108.1) and the fixed cutter rear end (108.2) are respectively arranged at the front end and the rear end of the fixed cutter bending part (108.3).

7. A gantry shear as claimed in claim 6, wherein: the fixed cutter bending part (108.3) comprises a plurality of first fixed cutter bending parts (108.31) and a plurality of second fixed cutter bending parts (108.32), and the first fixed cutter bending parts (108.31) and the second fixed cutter bending parts (108.32) are spliced from front to back alternately and from head to tail.

8. A gantry shear as claimed in claim 7, wherein: the bottoms of the fixed cutter front end part (108.1), the fixed cutter rear end part (108.2), the first fixed cutter bending pieces (108.31) and the second fixed cutter bending pieces (108.32) are respectively provided with a cutter pad (111).

9. A gantry shear according to claim 1, wherein: the material pressing device is characterized in that material pressing sliding blocks (101.5) are fixedly arranged on the front side and the rear side of the material pressing seat (109), two material pressing sliding rails (101.6) are fixedly arranged on the frame (101), the material pressing sliding blocks (101.5) are in one-to-one correspondence with the material pressing sliding rails (101.6), and the material pressing sliding blocks (101.5) are arranged on the material pressing sliding rails (101.6);

the movable cutter seat is characterized in that movable cutter sliding blocks (101.7) are fixedly arranged on the front side and the rear side of the movable cutter seat (102), two movable cutter sliding rails (101.8) are fixedly arranged on the frame (101), the movable cutter sliding blocks (101.7) correspond to the movable cutter sliding rails (101.8) one by one, and the movable cutter sliding blocks (101.7) are arranged on the movable cutter sliding rails (101.8).

10. A gantry shear according to claim 1, wherein: the feeding mechanism (200) comprises a feeding box (201), the top and the left side and the right side of the feeding box (201) are both open, a pushing seat (202) is arranged in the feeding box (201), and the pushing seat (202) is driven to move left and right through a pushing oil cylinder (203).