CN112338855B - Shear blade replacing device of hydraulic shear and using method - Google Patents
Shear blade replacing device of hydraulic shear and using method Download PDFInfo
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- CN112338855B CN112338855B CN202011170811.8A CN202011170811A CN112338855B CN 112338855 B CN112338855 B CN 112338855B CN 202011170811 A CN202011170811 A CN 202011170811A CN 112338855 B CN112338855 B CN 112338855B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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Abstract
The invention relates to a shear blade replacing device of a hydraulic shear, comprising: the trolley moving mechanism and the guide mechanism are arranged on the trolley moving mechanism; the guide mechanism comprises a guide seat, a second liquid cylinder, a sucker and a guide rod; the guide rod is arranged on the guide seat, and two ends of the guide rod are in a prismatic angle shape; the second liquid cylinder is arranged on the guide seat; the sucker is arranged on the guide seat and is connected with a piston rod of the second liquid state cylinder; the invention controls the guide mechanism to move through the trolley moving mechanism, and realizes the replacement of the shear blade through the guide rod and the sucker; the accurate matching of the position between the replacement trolley and the hydraulic shear and the position between the guide mechanism and the hydraulic shear are ensured, and the characteristic of unchanged repeatable operation and safety guarantee are achieved; the structure is compact, the non-production time is greatly reduced, the production efficiency is obviously improved, the labor intensity is low, the working performance is stable, the operation is safe and the use is convenient.
Description
Technical Field
The invention relates to the technical field of shearing machine replacing equipment, in particular to a shearing blade replacing device of a hydraulic shear and a using method.
Background
The hydraulic pressure of present steel rolling shearing equipment is cut and is changed cutting edge equipment mainly relies on two guide bars to realize the change of cutting edge, nevertheless has present guide bar in use because each side reason easily causes bending deformation, simultaneously, because its single weight of cutting edge has surpassed the norm of singly leaning on the manual operation to change far away, so need adopt hoisting equipment and artifical auxiliary operation to accomplish the change of cutting edge.
The replacement work is completed by manually operating the hoisting equipment and manually pushing the shear blades to be in centering connection, so that the labor intensity of workers and the number of operating personnel are greatly increased; meanwhile, the balance and centering connection is not easy to master during manual operation of hoisting objects, time and labor are wasted, safety accidents are easy to happen, the device belongs to pure manual operation, the efficiency is extremely low, and the device cannot be matched with the existing production rhythm.
Disclosure of Invention
The invention aims to provide a shear blade replacing device of a hydraulic shear and a using method of the shear blade replacing device, and aims to solve the problems that in the prior art, the efficiency of shear blade replacing equipment is low, time and labor are wasted, and the production efficiency is influenced.
The technical purpose of the invention is realized by the following technical scheme:
a cutting edge changing device for a hydraulic shear, comprising: the trolley moving mechanism and the guide mechanism are arranged on the trolley moving mechanism; the guide mechanism comprises a guide seat, a second hydraulic cylinder, a sucker and a guide rod; the guide rod is arranged on the guide seat, and two ends of the guide rod are in a prismatic angle shape; the second hydraulic cylinder is arranged on the guide seat; the sucking disc is arranged on the guide seat, and the sucking disc is connected with a piston rod of the second hydraulic cylinder.
In one embodiment, the sucker comprises a plastic plate, an iron sucker and a sliding sleeve; the sliding sleeve is connected with the iron attracting device and the piston rod, the iron attracting device is arranged on the plastic plate, and the plastic plate is connected with the guide rod.
In one embodiment, the guide seat is provided with a first round hole, and the sliding sleeve penetrates through the first round hole and is connected with the piston rod.
In one embodiment, the second hydraulic cylinder is connected with the guide base through a third bolt.
In one embodiment, a plurality of second round holes are formed in the guide seat, and the guide rod penetrates through the second round holes.
In one embodiment, the trolley moving mechanism comprises a trolley, a sliding plate and a first hydraulic cylinder; the trolley is respectively connected with the sliding plate and the first hydraulic cylinder; the first hydraulic cylinder and the sliding plate are arranged on a track.
In one embodiment, the trolley moving mechanism further comprises a joint bearing, and the first hydraulic cylinder is connected with the trolley through the joint bearing.
In one embodiment, the trolley moving mechanism further comprises a support, the first hydraulic cylinder is arranged on the support and is connected with the support through a first bolt; the support is connected with the track through a second bolt.
In one embodiment, the trolley moving mechanism further comprises a pressing plate, and the trolley is fixedly connected with the pressing plate and the sliding plate in sequence through a second bolt.
The use method of the cutting edge replacing device of the hydraulic shears is based on the cutting edge replacing device of the hydraulic shears, and the method comprises the following steps:
after the trolley is driven to a body station of the hydraulic shear by the first hydraulic cylinder, the sucking disc is pushed to the position of the shear blade seat by the second hydraulic cylinder in the guide mechanism, so that the guide rod is just aligned with a bolt interface of the fastening shear blade and inserted into the head of the bolt, and then the other end of the guide rod is rotated by an electric or pneumatic tool to detach the bolt;
when all the bolts are removed and taken out, the guide rod continues to extend into the bolt hole of the shear blade until the convex end enters the bolt hole of the shear blade, and then a switch arranged on the iron sucker on the sucker is opened, so that the shear blade is sucked under the action of the magnetic field force of the iron sucker;
then the driving device is started to retract, and the suction disc, the shear blade and the guide rod are pulled out simultaneously;
after the shear blade is completely withdrawn, the first hydraulic cylinder is started to withdraw the replacing trolley to the initial position, the switch of the iron attracting device is closed to remove the old shear after the magnetic force disappears, and a new shear blade is replaced.
The invention has the beneficial effects that: the invention controls the guide mechanism to move through the trolley moving mechanism, and realizes the replacement of the shear blade through the guide rod and the sucker; the accurate matching of the position between the replacement trolley and the hydraulic shear and the position between the guide mechanism and the hydraulic shear are ensured, and the characteristic of unchanged repeatable operation and safety guarantee are achieved; the structure is compact, the non-production time is greatly reduced, the production efficiency is obviously improved, the labor intensity is low, the working performance is stable, the operation is safe and the use is convenient.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a cutting edge replacing device of a hydraulic shear and a device using the same;
fig. 2 is a schematic left-side view structure a-a' of a cutting edge replacing device of a hydraulic shear and a using method thereof.
In the figure: 1. a track; 2. a first hydraulic cylinder; 3. a trolley; 4. a support; 5. a knuckle bearing; 6. pressing a plate; 7. a slide plate; 8. a guide seat; 9. a guide rod; 10. a plastic panel; 11. a magnet; 12. a sliding sleeve; 13. a second hydraulic cylinder; 14. a first bolt; 15. a second bolt; 16. and a third bolt.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In addition, the descriptions relating to "first", "second", etc. in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The hydraulic pressure of present steel rolling shearing equipment is cut and is changed cutting edge equipment mainly relies on two guide bars to realize the change of cutting edge, nevertheless has present guide bar in use because each side reason easily causes bending deformation, simultaneously, because its single weight of cutting edge has surpassed the norm of singly leaning on the manual operation to change far away, so need adopt hoisting equipment and artifical auxiliary operation to accomplish the change of cutting edge. The replacement work is completed by manually operating the hoisting equipment and manually pushing the shear blades to be in centering connection, so that the labor intensity of workers and the number of operating personnel are greatly increased; meanwhile, the balance and centering connection is not easy to master during manual operation of hoisting objects, time and labor are wasted, safety accidents are easy to happen, the device belongs to pure manual operation, the efficiency is extremely low, and the device cannot be matched with the existing production rhythm.
In view of this, the present invention provides a cutting edge replacing device for a hydraulic shear, which comprises: the trolley moving mechanism and the guide mechanism are arranged on the trolley moving mechanism; the guide mechanism comprises a guide seat 8, a second hydraulic cylinder 13, a sucker and a guide rod 9; the guide rod 9 is arranged on the guide seat 8, and two ends of the guide rod 9 are in a prism-shaped angle shape; the second hydraulic cylinder 13 is arranged on the guide seat 8; the sucker is arranged on the guide seat 8 and is connected with a piston rod of the second hydraulic cylinder 13; the trolley moving mechanism controls the guide mechanism to move, and the cutting edge is replaced through the guide rod 9 and the sucker; the accurate matching of the position between the replacement trolley and the hydraulic shear and the position between the guide mechanism and the hydraulic shear are ensured, and the characteristic of unchanged repeatable operation and safety guarantee are achieved; the structure is compact, the non-production time is greatly reduced, the production efficiency is obviously improved, the labor intensity is low, the working performance is stable, the operation is safe and the use is convenient.
Referring to fig. 1 and 2, a cutting edge replacing device of a hydraulic shear includes: the trolley moving mechanism and the guide mechanism are arranged on the trolley moving mechanism; the guide mechanism comprises a guide seat 8, a second hydraulic cylinder 13, a sucker and a guide rod 9; the guide rod 9 is arranged on the guide seat 8, and two ends of the guide rod 9 are in a prism-shaped angle shape; the second hydraulic cylinder 13 is arranged on the guide seat 8; the sucking disc is located on the guide holder 8, just the sucking disc with the piston rod of second pneumatic cylinder 13 is connected.
In the embodiment of the present invention, the suction cup includes a plastic plate 10, a magnet 11, and a sliding sleeve 12; the sliding sleeve 12 is connected with the iron attracting device 11 and the piston rod, the iron attracting device 11 is arranged on the plastic plate 10, and the plastic plate 10 is connected with the guide rod 9. The sucker is actually a device which is formed by an iron sucker 11 capable of generating magnetic field suction through a closed mode, is connected and fixed with a hard plastic plate and a piston rod of a second hydraulic cylinder 13, and simultaneously sets four corners of the hard plastic plate into a C-shaped shape in order to ensure the balanced operation of the sucker.
In the embodiment of the present invention, the guide seat 8 is provided with a first circular hole, and the sliding sleeve 12 passes through the first circular hole and is connected with the piston rod.
In the embodiment of the present invention, the second hydraulic cylinder 13 is connected to the guide base 8 by a third bolt 16.
In the embodiment of the present invention, a plurality of second circular holes are formed on the guide base 8, and the guide rod 9 passes through the second circular holes.
In the embodiment of the invention, the trolley moving mechanism comprises a trolley 3, a sliding plate 7 and a first hydraulic cylinder 2; the trolley 3 is respectively connected with the sliding plate 7 and the first hydraulic cylinder 2; the first hydraulic cylinder 2 and the sliding plate 7 are arranged on the track 1.
In the embodiment of the present invention, the moving mechanism of the trolley 3 further includes a joint bearing 5, and the first hydraulic cylinder 2 is connected to the trolley 3 through the joint bearing 5.
In the embodiment of the invention, the moving mechanism of the trolley 3 further comprises a support 4, the first hydraulic cylinder 2 is arranged on the support 4, and the first hydraulic cylinder 2 is connected with the support 4 through a first bolt 14; the support 4 is connected to the rail 1 by means of a second screw 15.
In the embodiment of the present invention, the moving mechanism of the trolley 3 further includes a pressing plate 6, and the trolley 3 is fixed by a second bolt 15 and sequentially connected with the pressing plate 6 and the sliding plate 7.
In the embodiment of the invention, the replacing trolley 3 is designed to be in a dovetail sliding mode and is fixedly connected by a bolt and a pressing plate 6, wherein the replacing trolley is driven by a first hydraulic cylinder which is designed and fixed on the track 1. The guiding mechanism is a device consisting of a guiding seat 8 fixed on the trolley 3, a second hydraulic cylinder, a sucking disc and a guiding rod 9. The guide seat 8 is made into an L-shaped form by a thick steel plate, the vertical plate is provided with uniform and symmetrical guide round holes, and the center of the guide seat is also provided with a bolt hole for fixing the second hydraulic cylinder and a sliding sleeve 12 for supporting the piston rod to move. The sucker is actually a device which is provided with an iron sucker 11 which can generate magnetic field suction through a closing mode, is fixedly arranged on a hard plastic plate 10 and is connected with a piston rod of a second hydraulic cylinder, and simultaneously sets four corners of the hard plastic plate 10 into a C-shaped shape in order to ensure the balanced operation of the sucker. The guide rod 9 is made of a steel round bar with the same diameter, two ends of the guide rod are designed to be in a prism shape, and the sliding guide part is in a convex shape and can slide freely after being matched with the round hole in the guide seat 8.
The principles, operation and features of the present invention are described below:
according to the invention, through the guide mechanism for disassembling and assembling the shear blade arranged on the replacing trolley 3, the hydraulic cylinder drives the trolley 3 to push the guide mechanism to the position for replacing the shear blade, then the guide rod 9 arranged on the guide mechanism removes the bolt for fixing the shear blade through an electric or pneumatic tool, and then the second hydraulic cylinder is started to simultaneously withdraw the shear blade and the guide rod 9 on the sucker from the tool apron of the hydraulic shear. And when the shear blade is completely withdrawn, the first hydraulic cylinder is started again to withdraw the trolley 3 to the initial position, and the old shear is taken away and replaced by a new shear blade. The mounting mode of the new shear blade is opposite to the mode of dismounting the shear blade, and the operation process can finish the replacement work of the shear blade only by carefully following the principle of firstly dismounting and then mounting the new shear blade during equipment maintenance.
The working principle of replacing the new and the old shearing blades of the device provided by the invention is that the working principle of firstly disassembling and then assembling the device in the process of overhauling equipment is followed, the operation can be carried out only by conveying the guide mechanism to a specific position relative to the host by the replacing trolley 3, the butt joint of the interfaces is ensured to be completed, the whole operation process can be quickly and conveniently completed, no interference exists among the operations, and in addition, the common guide positioning device and the guide mechanism are adopted in the replacing process, so that the device can quickly complete the replacing work of the shearing blades by successively operating under the condition that the same device is used in the two processes of disassembling and assembling.
According to the invention, the replacing trolley 3 is designed to run on the track 1, so that the pushing and withdrawing actions of the cutting edge can be completed more conveniently and rapidly. Meanwhile, the track 1 is arranged perpendicular to a rolling center line or outside the hydraulic shear body, equipment can be withdrawn from a production rolling line after the shear blade is replaced, a blind area generated by hoisting equipment which is originally required to be used is effectively solved and avoided, the process scheme arrangement of the equipment is flexible, and the operation strength and the safety of the area are improved; and this novel device has all adopted corresponding hydraulic drive location operation, has guaranteed to change the position accurate cooperation between dolly 3 and guiding mechanism and the hydraulic pressure scissors, has the unchangeable characteristic of repeatability operation and safety guarantee. The invention adopts the operation procedures to design reasonably and has compact structure; the hydraulic shear blade quick-replacement device has the advantages of greatly reducing non-production time, remarkably improving production efficiency, along with low labor intensity, stable working performance, safe operation and convenient use.
The use method of the cutting edge replacing device of the hydraulic shear is based on the cutting edge replacing device of the hydraulic shear, and the method comprises the following steps:
after the trolley 3 is driven to a body station of the hydraulic shear by the first hydraulic cylinder, the sucking disc is pushed to the position of the shear blade seat by the second hydraulic cylinder in the guide mechanism, so that the guide rod 9 is just aligned with a bolt interface of the fastening shear blade and inserted into the head of the bolt, and then the other end of the guide rod 9 is rotated by an electric or pneumatic tool to detach the bolt;
when all the bolts are removed and taken out, the guide rod 9 continues to extend into the bolt hole of the shear blade until the convex end enters the bolt hole of the shear blade, and then a switch arranged on the iron sucker 11 on the sucker is opened, so that the shear blade is sucked under the action of the magnetic field force of the iron sucker 11;
then the driving device is started to retract, and the sucking disc, the shear blade and the guide rod 9 are pulled out simultaneously;
after the shear blade is completely withdrawn, the first hydraulic cylinder is started to withdraw the replacing trolley 3 to the initial position, the switch of the iron attracting device 11 is closed to remove the old shears and replace the new shear blade after the magnetic force disappears.
The rail 1 designed by the invention is arranged perpendicular to a rolling center line, meanwhile, a replacing trolley 3 provided with a guide mechanism is designed on the rail 1, the replacing trolley is driven to a body station of a hydraulic shear by a first hydraulic cylinder 2, then a sucking disc is pushed to a shear blade seat position by a second hydraulic cylinder 13 in the guide mechanism, a guide rod 9 is just aligned with a bolt interface for fastening a shear blade and is inserted into a bolt head, then an electric or pneumatic tool is adopted to rotate the other end of the guide rod 9 to remove the bolt, after all the bolts are removed, the guide rod 9 is continuously inserted until a convex end enters a shear blade bolt hole, then a switch arranged on an iron sucker 11 on the sucking disc is opened, the shear blade is sucked under the action of magnetic field force of the iron sucker 11, and then a driving device is started to withdraw the sucking disc, the shear blade and the guide rod 9 at the same time. After the shear blade is completely withdrawn, the first hydraulic cylinder 2 is started to withdraw the replacing trolley 3 to the initial position, the switch of the iron attracting device 11 is closed to remove the old shear after the magnetic force disappears, and a new shear blade is replaced. The installation mode of the new shear blade is just opposite to the mode of disassembling the shear blade, and the operation mode can finish the replacement work of the shear blade only by carefully following the principle of disassembling and assembling the new shear blade in the equipment maintenance process.
The working principle of the invention is that the working principle of firstly dismounting and then mounting the shearing blade follows the working principle of firstly dismounting and then mounting the equipment in the process of overhauling, only the replacing trolley is needed to move the guide mechanism to a specific position relative to the host, the designed guide mechanism is ensured to complete the butt joint with the interface of the old shearing blade, the whole replacing action can be quickly and conveniently completed, the operations have no interference with each other, and in addition, the common guide positioning device and the guide mechanism are adopted in the replacing process, so the shearing blade replacing work can be quickly completed by successively operating under the same state of the dismounting and mounting processes.
The replacing trolley 3 runs on the track 1, so that the pushing and withdrawing actions of the shear blade can be completed more conveniently and rapidly, the equipment can be withdrawn from a production rolling line after the shear blade is replaced, the blind area generated when the original hoisting equipment needs to be hoisted is effectively solved and avoided, the process scheme arrangement of the equipment is flexible, and the operation intensity and the safety of the area are improved.
The invention has the beneficial effects that: the invention controls the guide mechanism to move through the trolley 3 moving mechanism, and realizes the replacement of the shear blade through the guide rod 9 and the sucker; the accurate position matching between the replacement trolley 3 and the guide mechanism and the hydraulic shear is ensured, and the characteristic of constant repeatable operation and safety guarantee are achieved; the structure is compact, the non-production time is greatly reduced, the production efficiency is obviously improved, the labor intensity is low, the working performance is stable, the operation is safe and the use is convenient.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (8)
1. The utility model provides a device is changed to hydraulic shear's cutting edge which characterized in that: the method comprises the following steps: the trolley moving mechanism and the guide mechanism are arranged on the trolley moving mechanism; the guide mechanism comprises a guide seat (8), a second hydraulic cylinder (13), a sucker and a guide rod (9); the guide rod (9) is arranged on the guide seat (8), and two ends of the guide rod (9) are in a prism-shaped angle shape; the second hydraulic cylinder (13) is arranged on the guide seat (8); the sucker is arranged on the guide seat (8) and is connected with a piston rod of the second hydraulic cylinder (13);
the sucker comprises a plastic plate (10), an iron sucker (11) and a sliding sleeve (12); the sliding sleeve (12) is connected with the iron sucker (11) and the piston rod, the iron sucker (11) is arranged on the plastic plate (10), and the plastic plate (10) is connected with the guide rod (9);
the trolley moving mechanism comprises a trolley (3), a sliding plate (7) and a first hydraulic cylinder (2); the trolley (3) is respectively connected with the sliding plate (7) and the first hydraulic cylinder (2); the first hydraulic cylinder (2) and the sliding plate (7) are arranged on a track.
2. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: the guide seat (8) is provided with a first round hole, and the sliding sleeve (12) penetrates through the first round hole and is connected with the piston rod.
3. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: the second hydraulic cylinder (13) is connected with the guide seat (8) through a third bolt (16).
4. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: a plurality of second round holes are formed in the guide seat (8), and the guide rod (9) penetrates through the second round holes.
5. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: the trolley moving mechanism further comprises a joint bearing (5), and the first hydraulic cylinder (2) is connected with the trolley through the joint bearing (5).
6. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: the trolley moving mechanism further comprises a support (4), the first hydraulic cylinder (2) is arranged on the support (4), and the first hydraulic cylinder (2) is connected with the support (4) through a first bolt (14); the support (4) is connected with the track (1) through a second bolt (15).
7. The cutting edge changing device of a hydraulic shear as claimed in claim 1, wherein: the trolley moving mechanism further comprises a pressing plate (6), and the trolley is fixedly connected with the pressing plate (6) and the sliding plate (7) in sequence through a second bolt (15).
8. Use of a device for changing the cutting edge of a hydraulic shear, which is based on any one of claims 1 to 7, comprising the following steps:
after the trolley (3) is driven to a body station of the hydraulic shear by the first hydraulic cylinder (2), the sucker is pushed to the position of the shear blade seat by the second hydraulic cylinder (13) in the guide mechanism, so that the guide rod (9) is just aligned with a bolt interface of the fastening shear blade and inserted into the head of the bolt, and then the other end of the guide rod (9) is rotated by an electric or pneumatic tool to detach the bolt;
when all the bolts are removed and taken out, the guide rod (9) continues to extend into the bolt hole of the shear blade until the convex end enters the bolt hole of the shear blade, and then a switch arranged on the iron sucker (11) on the sucker is opened, so that the shear blade is sucked under the action of the magnetic field force of the iron sucker (11);
then the driving device is started to retract, and the suction disc, the shear blade and the guide rod (9) are simultaneously pulled out;
after the shear blade is completely withdrawn, the first hydraulic cylinder (2) is started to withdraw the replacing trolley (3) to the initial position, the switch of the iron attracting device (11) is closed to remove the old shear after the magnetic force disappears, and a new shear blade is replaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170811.8A CN112338855B (en) | 2020-10-28 | 2020-10-28 | Shear blade replacing device of hydraulic shear and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011170811.8A CN112338855B (en) | 2020-10-28 | 2020-10-28 | Shear blade replacing device of hydraulic shear and using method |
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| Publication Number | Publication Date |
|---|---|
| CN112338855A CN112338855A (en) | 2021-02-09 |
| CN112338855B true CN112338855B (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011170811.8A Active CN112338855B (en) | 2020-10-28 | 2020-10-28 | Shear blade replacing device of hydraulic shear and using method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072077A (en) * | 1980-03-26 | 1981-09-30 | Eumuco Ag Fuer Maschinenbau | Device for changing the shearing blades in shears |
| 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 |
| CN203900612U (en) * | 2014-05-24 | 2014-10-29 | 北京首钢国际工程技术有限公司 | Rapid shear blade replacing device |
| CN107175500A (en) * | 2017-06-07 | 2017-09-19 | 宣化钢铁集团有限责任公司 | A kind of frock for being used to dismount cold shears cutting edge |
| CN110315303A (en) * | 2019-04-24 | 2019-10-11 | 中冶南方工程技术有限公司 | Sampling, which is cut, changes blading device |
-
2020
- 2020-10-28 CN CN202011170811.8A patent/CN112338855B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072077A (en) * | 1980-03-26 | 1981-09-30 | Eumuco Ag Fuer Maschinenbau | Device for changing the shearing blades in shears |
| 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 |
| CN203900612U (en) * | 2014-05-24 | 2014-10-29 | 北京首钢国际工程技术有限公司 | Rapid shear blade replacing device |
| CN107175500A (en) * | 2017-06-07 | 2017-09-19 | 宣化钢铁集团有限责任公司 | A kind of frock for being used to dismount cold shears cutting edge |
| CN110315303A (en) * | 2019-04-24 | 2019-10-11 | 中冶南方工程技术有限公司 | Sampling, which is cut, changes blading device |
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|---|---|
| CN112338855A (en) | 2021-02-09 |
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