CN109807583B - Device and method for replacing blade of shearing machine - Google Patents
Device and method for replacing blade of shearing machine Download PDFInfo
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- CN109807583B CN109807583B CN201910071892.7A CN201910071892A CN109807583B CN 109807583 B CN109807583 B CN 109807583B CN 201910071892 A CN201910071892 A CN 201910071892A CN 109807583 B CN109807583 B CN 109807583B
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Abstract
The invention discloses a shearing machine blade replacing device and a replacing method, which comprises a horizontal moving frame, a supporting base, a first lifting mechanism and a second lifting mechanism, wherein the moving frame can horizontally move on the supporting base and is connected with a translation driving mechanism; the two ends of the upper surface of the moving frame are respectively provided with a first cutter receiving position and a second cutter receiving position, the top of the first lifting mechanism is provided with a first supporting frame, the top of the second lifting mechanism is provided with a second supporting frame, the second supporting frame is arranged below the installation and use position of the blade of the shearing machine, the horizontal distance from the first supporting frame to the second supporting frame is equal to the distance from the first cutter receiving position to the second cutter receiving position, the moving frame is driven by the translation driving mechanism to move in the moving process, when the first cutter receiving position is located above the first supporting frame, the second cutter receiving position is located above the second supporting frame. The invention can reduce the tool changing stroke of the translation driving mechanism by half, reduce the occupied area of equipment and reduce the waste of land resources.
Description
Technical Field
The invention relates to the technical field of shearing machine maintenance, in particular to a device and a method for replacing a shearing machine blade.
Background
It is known that: at present, the blade that the shearing machine equipped on the metallurgical equipment needs often to be changed and is maintained, then tool changer is indispensable, and conventional tool changer adopts modes such as sideslip pneumatic cylinder, hydraulic motor or motor drive to drive and connects the sideslip of sword mechanism, directly carries the blade to the tool changing position from installation service position, and the tool changing stroke is very long, and corresponding tool changing mechanism working stroke is also very long, and it is big to cause equipment area, and the required area of factory building increases, extravagant land resource.
Disclosure of Invention
The invention aims to solve the technical problem of providing a shearing machine blade replacing device and a replacing method, which can shorten the tool changing stroke, reduce the occupied area of equipment and reduce the waste of land resources.
The technical scheme adopted by the invention for solving the technical problem is as follows: a device for replacing a blade of a shearing machine comprises a horizontal moving frame, a supporting base, a first lifting mechanism and a second lifting mechanism, wherein the moving frame can horizontally move on the supporting base and is connected with a translation driving mechanism; the two ends of the upper surface of the moving frame are respectively provided with a first cutter receiving position and a second cutter receiving position, the top of the first lifting mechanism is provided with a first supporting frame, the top of the second lifting mechanism is provided with a second supporting frame, the second supporting frame is arranged below the installation and use position of the blade of the shearing machine, the horizontal distance from the first supporting frame to the second supporting frame is equal to the distance from the first cutter receiving position to the second cutter receiving position, the moving frame is driven by the translation driving mechanism to move in the moving process, and when the first cutter receiving position is located above the first supporting frame, the second cutter receiving position is located above the second supporting frame.
Furthermore, the movable frame comprises two horizontal main beams, the two main beams are connected through a connecting beam, the width of the first support frame and the width of the second support frame are smaller than the distance between the two main beams, and the first support frame and the second support frame are located between the two main beams.
Further, the support base comprises a plurality of mounting seats, each mounting seat is provided with a roller, and the lower surface of the movable frame is in contact with the rollers.
Further, a first knife receiving groove is formed in the first knife receiving position, and a second knife receiving groove is formed in the second knife receiving position.
Further, the translation driving mechanism is a horizontal hydraulic cylinder.
Further, the first lifting mechanism and the second lifting mechanism are both vertical hydraulic cylinders.
The replacing method of the shearing machine blade replacing device comprises the following steps:
A. pushing the second support frame to move upwards by using a second lifting mechanism, enabling the second support frame to support the blade, and then releasing the cutter from positioning the blade;
B. the translation driving mechanism is used for driving the moving frame to move towards the direction of the second lifting mechanism, so that the second cutter receiving position is positioned below the second supporting frame;
C. a second lifting mechanism is utilized to drive a second support frame to move downwards, and the blade is placed at a second blade receiving position of the moving frame;
D. the translation driving mechanism is used for driving the movable frame to move towards the direction far away from the second lifting mechanism, so that the second cutter receiving position is positioned above the first supporting frame;
E. the first lifting mechanism is used for pushing the first support frame to move upwards, and the first support frame lifts the blade to enable the blade to be separated from the moving frame;
F. the translation driving mechanism is used for driving the movable frame to move towards the direction of the second lifting mechanism, so that the first knife receiving position moves to the position below the first supporting frame;
G. the first lifting mechanism is used for driving the first support frame to move downwards, and the blade is placed at a first blade receiving position of the movable frame;
H. the translation driving mechanism is used for driving the movable frame to move towards the direction far away from the second lifting mechanism, so that the first tool receiving position moves to the tool changing position;
I. taking down the blade, placing a new blade at the first blade receiving position, and driving the moving frame to move towards the direction of the second lifting mechanism by using the translation driving mechanism to enable the first blade receiving position to move to the position above the first supporting frame;
J. pushing the first support frame to move upwards by using the first lifting mechanism, and lifting the new blade by using the first support frame to separate the new blade from the moving frame;
K. the translation driving mechanism is used for driving the movable frame to move towards the direction far away from the second lifting mechanism, so that the second cutter receiving position is positioned below the first supporting frame;
l, driving the first support frame to move downwards by using the first lifting mechanism, and placing a new blade at a second blade receiving position of the movable frame;
m, driving the moving frame to move towards the direction of the second lifting mechanism by using the translation driving mechanism, so that the second knife receiving position is positioned above the second supporting frame;
and N, pushing the second support frame to move upwards by using the second lifting mechanism, lifting the new blade by using the second support frame, separating the new blade from the moving frame, lifting the new blade to the mounting position, and fixing the new blade on the shearing machine.
Compared with the prior art, the invention has the beneficial effects that: the tool changing device can reduce the tool changing stroke of the translation driving mechanism by half, and reduce the length of the whole tool changing equipment, thereby reducing the occupied area and reducing the waste of land resources.
Drawings
Fig. 1 is a front view of a scissor blade exchange device;
FIG. 2 is a schematic top view of the scissor blade exchange assembly;
FIGS. 3 to 7 are schematic views illustrating a tool changing process;
fig. 8 is a schematic view of another embodiment of a scissor blade exchange device;
fig. 9 is a schematic view of a conventional tool changer.
Reference numerals: 1-a movable frame; 11-main beam; 12-connecting the beams; 13-a first tool receiving slot; 14-a second tool receiving slot; 2-supporting the base; 21-a roller; 3-a translation driving mechanism; 4-a first lifting mechanism; 5-a second lifting mechanism; 6-first knife connecting position; 7-second knife-connecting position; 8-a first support frame; 9-second support frame.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
The invention relates to a shearing machine blade replacing device, which comprises a horizontal moving frame 1, a supporting base 2, a first lifting mechanism 4 and a second lifting mechanism 5, wherein the first lifting mechanism 4 and the second lifting mechanism 5 can be screw rod and nut mechanisms driven by a motor, and preferably, the first lifting mechanism 4 and the second lifting mechanism 5 are vertical hydraulic cylinders, as shown in fig. 1 and 2. The movable frame 1 can move horizontally on the supporting base 2, the movable frame 1 is connected with a translation driving mechanism 3, and the translation driving mechanism 3 is a horizontal hydraulic cylinder; the two ends of the upper surface of the moving frame 1 are respectively provided with a first cutter receiving position 6 and a second cutter receiving position 7, the top of the first lifting mechanism 4 is provided with a first support frame 8, the top of the second lifting mechanism 5 is provided with a second support frame 9, the second support frame 9 is arranged below the installation and use position of the blade of the shearing machine, the horizontal distance from the first support frame 8 to the second support frame 9 is equal to the distance from the first cutter receiving position 6 to the second cutter receiving position 7, the moving frame 1 is driven by the translation driving mechanism 3 to move in the moving process, when the first cutter receiving position 6 is located above the first support frame 8, the second cutter receiving position 7 is located above the second support frame 9.
After the shearing machine is installed, the installation and use positions of the shearing machine blades are fixed, the second supporting frame 9 is arranged below the installation and use positions of the shearing machine blades, and the blades can be supported by the second supporting frame 9, so that the blades can be conveniently detached from or installed on the shearing machine in a labor-saving manner. The movable frame 1 is used for conveying an old blade and a new blade, specifically, conveying the detached old blade to a blade changing position, and conveying the new blade from the blade changing position to a blade mounting and using position of the shearing machine. The first lifting mechanism 4 and the second lifting mechanism 5 are respectively used for driving the first supporting frame 8 and the second supporting frame 9 to lift and lower the blade.
The existing tool changer is shown in fig. 9, a hydraulic cylinder is used for pushing a tool receiving mechanism to be conveyed to a blade mounting position, a detached old blade is placed behind the tool receiving mechanism, the hydraulic cylinder is used for directly conveying the tool receiving mechanism to the tool changing position, then a new blade is conveyed to the blade mounting position, and if the horizontal distance from the tool changing position to the blade mounting and using position is L, the stroke of the hydraulic cylinder and the tool receiving mechanism is L. The blade replacing process of the shearing machine comprises the following steps:
as shown in fig. 3, the second lifting mechanism 5 is used to push the second supporting frame 9 to move upwards, so that the second supporting frame 9 holds the blade, and then the blade is released from the positioning of the shearing machine. The blade is generally fixed on the shearing machine through a screw or a clamping mechanism, the old blade is detached firstly during tool changing, and the blade is supported by the second supporting frame 9, so that the operation is more labor-saving.
As shown in fig. 4, the moving frame 1 is driven by the translation driving mechanism 3 to move towards the second lifting mechanism 5, so that the second cutting position 7 is positioned below the second supporting frame 9; and the second lifting mechanism 5 is utilized to drive the second supporting frame 9 to move downwards, and the blade is placed at the second blade receiving position 7 of the moving frame 1.
As shown in fig. 5, the translational driving mechanism 3 is used to drive the movable frame 1 to move in a direction away from the second lifting mechanism 5, so that the second cutting position 7 is located above the first supporting frame 8; the first lifting mechanism 4 is used for pushing the first support frame 8 to move upwards, and the first support frame 8 lifts the blade to enable the blade to be separated from the movable frame 1;
as shown in fig. 6, the translational driving mechanism 3 drives the movable frame 1 to move towards the direction of the second lifting mechanism 5, so that the first knife connecting position 6 moves below the first supporting frame 8; the first lifting mechanism 4 is used for driving the first support frame 8 to move downwards, and the blade is placed at the first blade receiving position 6 of the movable frame 1;
as shown in fig. 7, the movable frame 1 is driven by the translational drive mechanism 3 to move in a direction away from the second lifting mechanism 5, so that the first cutting position 6 is moved to the tool changing position, and the blade is removed.
The new blade is placed at the first blade receiving position 6, the moving frame 1 is driven by the translation driving mechanism 3 to move towards the direction of the second lifting mechanism 5, the first blade receiving position 6 is moved to the position above the first supporting frame 8, as shown in fig. 6, the first lifting mechanism 4 is used for pushing the first supporting frame 8 to move upwards, the first supporting frame 8 lifts the new blade, and the new blade is separated from the moving frame 1.
The translation driving mechanism 3 is used for driving the movable frame 1 to move towards the direction away from the second lifting mechanism 5, so that the second knife receiving position 7 is positioned below the first supporting frame 8; as shown in fig. 5, the first lifting mechanism 4 is used to drive the first support frame 8 to move downwards, and a new blade is placed at the second blade receiving position 7 of the movable frame 1;
the translation driving mechanism 3 is used for driving the movable frame 1 to move towards the direction of the second lifting mechanism 5, so that the second knife receiving position 7 is positioned above the second supporting frame 9; as shown in fig. 4, the second lifting mechanism 5 is used to push the second supporting frame 9 to move upward, the second supporting frame 9 lifts the new blade, so that the new blade is separated from the moving frame 1 and lifted to the mounting position, and then the new blade is fixed on the shearing machine.
After the tool changing device and the method are adopted, if the horizontal distance from the tool changing position to the blade installation and use position is L, the blade is transferred through the first support frame 8, the stroke of the translation driving mechanism 3 and the travel of the moving frame 1 are 0.5L, the length of the translation driving mechanism 3 can be shortened to about half of the original length, and the length of the whole tool changing device can be reduced by about 25%, so that the occupied area is reduced, and the waste of land is avoided.
In order to ensure that the first support frame 8 and the second support frame 9 can smoothly lift the blade or place the blade on the movable frame 1 in the lifting process, the movable frame 1 comprises two horizontal main beams 11, the two main beams 11 are connected through a connecting beam 12, the widths of the first support frame 8 and the second support frame 9 are smaller than the distance between the two main beams 11, the first support frame 8 and the second support frame 9 are positioned between the two main beams 11, and the main beams 11 are prevented from blocking the lifting of the first support frame 8 and the second support frame 9. The distance between the two main beams 11 is smaller than the width of the blade, so that the blade can be stably placed on the two main beams 11, and the blade can be lifted when the first support frame 8 and the second support frame 9 move upwards.
In addition, as shown in fig. 8, the moving frame 1 may be a plate with a certain width, the first lifting mechanism 4 and the second lifting mechanism 5 are two and are respectively disposed on two sides of the moving frame 1, each first lifting mechanism 4 is provided with a first supporting frame 8, each second lifting mechanism 5 is provided with a second supporting frame 9, a horizontal distance between the two first supporting frames 8 is smaller than a width of the blade, and a horizontal distance between the two second supporting frames 9 is smaller than a width of the blade, so that interference caused by the moving frame 1 on the movement of the first supporting frames 8 and the second supporting frames 9 can be avoided, and it is ensured that the first supporting frames 8 and the second supporting frames 9 can smoothly lift and put down the blade.
The supporting base 2 can be a rail, the moving frame 1 is in sliding fit with the rail, preferably, the supporting base 2 comprises a plurality of mounting seats, each mounting seat is provided with a roller 21, and the lower surface of the moving frame 1 is in contact with the rollers 21, so that friction can be reduced. In order to ensure the stability of the moving frame 1, a positioning groove may be provided in the lower surface of the moving frame 1, and the top of the roller 21 is located in the positioning groove.
A first knife receiving groove 13 is arranged at the first knife receiving position 6, and a second knife receiving groove 14 is arranged at the second knife receiving position 7. The cross sections of the first knife receiving groove 13 and the second knife receiving groove 14 are concave, and the blades are located in the first knife receiving groove 13 or the second knife receiving groove 14 during knife changing, so that the blades can be conveniently positioned, and the blades are prevented from automatically sliding in the conveying process.
Claims (7)
1. A device for replacing a blade of a shearing machine is characterized by comprising a horizontal moving frame (1), a supporting base (2), a first lifting mechanism (4) and a second lifting mechanism (5), wherein the moving frame (1) can horizontally move on the supporting base (2), and the moving frame (1) is connected with a translation driving mechanism (3); the two ends of the upper surface of the moving frame (1) are respectively provided with a first cutter receiving position (6) and a second cutter receiving position (7), the top of the first lifting mechanism (4) is provided with a first support frame (8), the top of the second lifting mechanism (5) is provided with a second support frame (9), the second support frame (9) is arranged below the cutter blade installation and use position of the shearing machine, the horizontal distance from the first support frame (8) to the second support frame (9) is equal to the distance from the first cutter receiving position (6) to the second cutter receiving position (7), the moving frame (1) is driven by the translation driving mechanism (3) to move in the process, the first cutter receiving position (6) is located above the first support frame (8), and the second cutter receiving position (7) is located above the second support frame (9).
2. A shear blade changing device according to claim 1, wherein the mobile frame (1) comprises two horizontal main beams (11), the two main beams (11) being connected by a connecting beam (12), the width of the first support frame (8) and the second support frame (9) being smaller than the distance between the two main beams (11), and the first support frame (8) and the second support frame (9) being located between the two main beams (11).
3. A shear blade changer according to claim 1, characterized in that the support base (2) comprises a plurality of mounting seats, each mounting seat being provided with a roller (21), the lower surface of the mobile frame (1) being in contact with a roller (21).
4. A scissors blade changing device according to claim 1, characterized in that the first blade receiving slot (13) is provided at the first blade receiving location (6) and the second blade receiving slot (14) is provided at the second blade receiving location (7).
5. A shear blade changer according to claim 1, characterized in that the translational drive mechanism (3) is a horizontal hydraulic cylinder.
6. A shear blade changing device according to claim 1, wherein the first lifting mechanism (4) and the second lifting mechanism (5) are both vertical hydraulic cylinders.
7. A changing method using the scissor blade changing apparatus of claim 1, 2, 3, 4, 5 or 6, comprising the steps of:
A. pushing a second support frame (9) to move upwards by using a second lifting mechanism (5), enabling the second support frame (9) to support the blade, and then releasing the cutter from positioning the blade;
B. the translation driving mechanism (3) is used for driving the moving frame (1) to move towards the direction of the second lifting mechanism (5), so that the second cutter connecting position (7) is positioned below the second supporting frame (9);
C. a second lifting mechanism (5) is utilized to drive a second support frame (9) to move downwards, and the blade is placed at a second blade receiving position (7) of the moving frame (1);
D. the translation driving mechanism (3) is used for driving the moving frame (1) to move towards the direction far away from the second lifting mechanism (5), so that the second cutter connecting position (7) is positioned above the first supporting frame (8);
E. the first supporting frame (8) is pushed to move upwards by the first lifting mechanism (4), and the blade is lifted by the first supporting frame (8) to be separated from the moving frame (1);
F. the translation driving mechanism (3) is used for driving the moving frame (1) to move towards the direction of the second lifting mechanism (5), so that the first cutter receiving position (6) moves to the position below the first supporting frame (8);
G. a first lifting mechanism (4) is utilized to drive a first support frame (8) to move downwards, and a blade is placed at a first blade receiving position (6) of a movable frame (1);
H. the translation driving mechanism (3) is used for driving the moving frame (1) to move towards the direction far away from the second lifting mechanism (5), so that the first tool receiving position (6) moves to a tool changing position;
I. taking down the blade, placing a new blade at a first blade receiving position (6), and driving the moving frame (1) to move towards the direction of the second lifting mechanism (5) by using the translation driving mechanism (3) to enable the first blade receiving position (6) to move to the upper part of the first supporting frame (8);
J. the first supporting frame (8) is pushed to move upwards by the first lifting mechanism (4), and the new blade is lifted by the first supporting frame (8) and is separated from the moving frame (1);
K. the translation driving mechanism (3) is used for driving the moving frame (1) to move towards the direction far away from the second lifting mechanism (5), so that the second cutter receiving position (7) is positioned below the first supporting frame (8);
l, driving a first supporting frame (8) to move downwards by using a first lifting mechanism (4), and placing a new blade at a second blade receiving position (7) of the moving frame (1);
m, driving the moving frame (1) to move towards the direction of the second lifting mechanism (5) by using the translation driving mechanism (3) so that the second cutter connecting position (7) is positioned above the second supporting frame (9);
and N, pushing a second supporting frame (9) to move upwards by using a second lifting mechanism (5), lifting the new blade by using the second supporting frame (9), separating the new blade from the moving frame (1), lifting the new blade to the mounting position, and fixing the new blade on the shearing machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071892.7A CN109807583B (en) | 2019-01-25 | 2019-01-25 | Device and method for replacing blade of shearing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071892.7A CN109807583B (en) | 2019-01-25 | 2019-01-25 | Device and method for replacing blade of shearing machine |
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| Publication Number | Publication Date |
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| CN109807583A CN109807583A (en) | 2019-05-28 |
| CN109807583B true CN109807583B (en) | 2020-05-12 |
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| CN201910071892.7A Active CN109807583B (en) | 2019-01-25 | 2019-01-25 | Device and method for replacing blade of shearing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115213652B (en) * | 2022-07-18 | 2024-01-02 | 江苏丰尚智能科技有限公司 | Quick-changing device for puffing cavity, puffing machine and quick-changing method for puffing cavity |
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|---|---|---|---|---|
| US3828639A (en) * | 1972-08-14 | 1974-08-13 | Hurco Mfg Co Inc | Shear mounting for corner shearing machine |
| DE19833324A1 (en) * | 1998-07-24 | 2000-01-27 | Schloemann Siemag Ag | Transverse division of strips or sheets in the rolling or transport line, with shears which after each cut can move out of the rolling or transport line into a neutral waiting position |
| CN201380322Y (en) * | 2009-02-12 | 2010-01-13 | 邯郸钢铁股份有限公司 | Quick tool changing device of rolling shear |
| CN101664869A (en) * | 2009-09-30 | 2010-03-10 | 北京京诚瑞信长材工程技术有限公司 | Blade carrier replacing device of combined flying shear |
| CN103406582A (en) * | 2013-08-16 | 2013-11-27 | 济南二机床集团有限公司 | Interactive type slitting machine |
| CN204603702U (en) * | 2015-05-06 | 2015-09-02 | 中钢集团西安重机有限公司 | A kind of traversing close-coupled hydraulic pressure quick cold shears unit changing cutter device |
-
2019
- 2019-01-25 CN CN201910071892.7A patent/CN109807583B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3828639A (en) * | 1972-08-14 | 1974-08-13 | Hurco Mfg Co Inc | Shear mounting for corner shearing machine |
| DE19833324A1 (en) * | 1998-07-24 | 2000-01-27 | Schloemann Siemag Ag | Transverse division of strips or sheets in the rolling or transport line, with shears which after each cut can move out of the rolling or transport line into a neutral waiting position |
| CN201380322Y (en) * | 2009-02-12 | 2010-01-13 | 邯郸钢铁股份有限公司 | Quick tool changing device of rolling shear |
| CN101664869A (en) * | 2009-09-30 | 2010-03-10 | 北京京诚瑞信长材工程技术有限公司 | Blade carrier replacing device of combined flying shear |
| CN103406582A (en) * | 2013-08-16 | 2013-11-27 | 济南二机床集团有限公司 | Interactive type slitting machine |
| CN204603702U (en) * | 2015-05-06 | 2015-09-02 | 中钢集团西安重机有限公司 | A kind of traversing close-coupled hydraulic pressure quick cold shears unit changing cutter device |
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