CN107175500B - Tool for disassembling and assembling shearing edge of cold shearing machine - Google Patents
Tool for disassembling and assembling shearing edge of cold shearing machine Download PDFInfo
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- CN107175500B CN107175500B CN201710423528.3A CN201710423528A CN107175500B CN 107175500 B CN107175500 B CN 107175500B CN 201710423528 A CN201710423528 A CN 201710423528A CN 107175500 B CN107175500 B CN 107175500B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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Abstract
A tool for disassembling and assembling a shearing blade of a cold shearing machine comprises an assembly platform, a workpiece positioning device, a three-dimensional adjusting bracket and a pneumatic wrench, wherein a shearing tire and a shearing blade to be disassembled and assembled are placed on the assembly platform; the workpiece positioning device comprises a positioning trolley and two tire cutting positioning blocks, wherein the positioning trolley leans against a cutting edge at one side of a tire cutting and is connected with the assembly platform through a stop mechanism; the two tire cutting positioning blocks respectively lean against two ends of the other side of the tire cutting and are fixedly connected with the assembly platform; the three-dimensional adjusting bracket is arranged on the side part of the assembly platform; the pneumatic wrench is arranged on the three-dimensional adjusting bracket, and the sleeve head at the front end of the pneumatic wrench corresponds to the shear blade fixing bolt on the shear tire. According to the invention, the position of the pneumatic wrench is regulated by utilizing the three-dimensional regulating bracket, so that the dismounting of the shear blade fixing nut is realized. The tool can be used for disassembling and assembling the nut without disassembling the guide plate or the thinning device, so that the disassembly and assembly efficiency of the shearing blade is improved, the labor intensity of workers is reduced, and the assembly quality of the shearing blade can be ensured.
Description
Technical Field
The invention relates to a device for assembling a cutting edge of a bar cold-shearing machine on a shearing tire or detaching the cutting edge from the shearing tire, and belongs to the technical field of combined machining.
Background
The cold shearing machine is bar shearing equipment in bar production line, and utilizes fixed lower shearing edge and reciprocating upper shearing edge to cold-cut finished bar material on roller table into defined length.
In order to meet the requirements of industries such as machinery and the like on excellent special steel, bar production lines of various large steel enterprises in the world are continuously developing high-precision, high-quality and high-added-value products, the excellent special steel has extremely high requirements on shearing precision, and shearing requirements cannot be met if the shearing blade is slightly damaged, so that the overhaul frequency of the shearing blade of the cold shearing machine is greatly increased. Because no special assembly tool exists at present, the disassembly and assembly workload of the shearing edge of the cold shearing machine is multiplied. Taking 1300T cold shears manufactured by Danieli design as an example, the ton grade cold shears are more advanced cold shears in the current domestic bar production line, each pair of shearing blades are fastened by 9M 36X 200mm high-strength hexagon head bolts, all the shearing blades are manually dismounted by using an lengthened sleeve on a knocking spanner sleeve with the specification of 55mm, and each bolt is provided with two hexagon head nuts so as to prevent the bolts from loosening and enhance the fastening effect; in the assembly process of the lower shear blade, the striking wrench cannot be normally used due to the obstruction of the leading plate or the thinning device, the leading plate or the thinning device must be removed firstly, and the recovery is carried out after the shear blade is assembled, so that the operation is very complicated, the labor intensity of workers is increased, and the assembly quality of the shear blade cannot be ensured.
In order to improve the assembly efficiency of the cold shears, ensure the assembly quality and reduce the labor intensity of workers, it is necessary to develop an assembly tool for the cold shears.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art, and provides a tool for disassembling and assembling a cold shearing machine cutting edge, so that the labor intensity of workers is reduced, the cutting edge assembling efficiency is improved, and the cutting edge assembling quality is ensured.
The invention is realized by the following technical scheme:
the tool for disassembling and assembling the shearing blade of the cold shearing machine comprises an assembly platform, a workpiece positioning device, a three-dimensional adjusting bracket and a pneumatic wrench, wherein a shearing tire and the shearing blade to be disassembled and assembled are placed on the assembly platform; the workpiece positioning device comprises a positioning trolley and two tire cutting positioning blocks, wherein the positioning trolley leans against a cutting edge at one side of a tire cutting and is connected with the assembly platform through a stop mechanism; the two tire cutting positioning blocks respectively lean against two ends of the other side of the tire cutting and are fixedly connected with the assembly platform; the three-dimensional adjusting bracket is arranged on the side part of the assembly platform; the pneumatic wrench is arranged on the three-dimensional adjusting bracket, and the sleeve head at the front end of the pneumatic wrench corresponds to the shear blade fixing bolt on the shear tire.
The tool for disassembling and assembling the shearing edge of the cold shearing machine comprises the three-dimensional adjusting support, the three-dimensional adjusting support comprises the transverse slideway, the transverse trolley, the longitudinal slideway, the longitudinal trolley and the lifting mechanism, wherein the transverse slideway is fixed on the side part of the assembling platform and is parallel to the shearing edge on the shearing tire, and the transverse trolley is in sliding connection with the transverse slideway through the transverse travelling wheel at the lower part of the transverse slideway; the longitudinal slide way is horizontally fixed on the transverse trolley and is vertical to the transverse slide way; the longitudinal moving trolley is in sliding connection with the longitudinal slideway through a longitudinal travelling wheel at the lower part of the longitudinal moving trolley; the lifting mechanism comprises a lifting block, a vertical guide rod, an adjusting screw rod and two wedge-shaped sliding blocks, wherein the pneumatic wrench is fixed at the upper part of the lifting block, and symmetrical wedge-shaped sliding grooves are formed in two sides of the lower part of the lifting block; the vertical guide rod passes through the vertical guide hole of the lifting block and is fixedly connected with the vehicle body of the longitudinal moving trolley; the two wedge-shaped sliding blocks are placed on the longitudinal moving trolley and are respectively located in the wedge-shaped sliding grooves on two sides of the lifting block, the adjusting screw rod simultaneously penetrates through the two wedge-shaped sliding blocks and is matched with the two wedge-shaped sliding blocks through threads with opposite rotation directions, and two ends of the adjusting screw rod are rotatably connected with a trolley body of the longitudinal moving trolley through bearings.
Above-mentioned frock for dismouting cold shear cutting edge, the positioning trolley includes locating rack and two walking wheel seats that are equipped with the gyro wheel, the locating rack leans on the cutting edge, and two walking wheel seats are fixed respectively at the both ends of locating rack, and the gyro wheel of every walking wheel seat is located the spout of assembly platform lateral part.
Above-mentioned frock for dismouting cold shear cutting edge, the both ends of every spout all are equipped with the dolly dog corresponding with the gyro wheel of walking wheel seat.
Above-mentioned frock for dismouting cold shear sword, assembly platform is supported by the box, one side of box is equipped with the chamber door, and the case wall of opposite side and the support frame fixed connection at transverse slideway both ends.
Above-mentioned frock for dismouting cold shear cutting edge, stop mechanism includes bolt and bolt connecting plate, the bolt connecting plate is fixed on the walking wheel seat, the bolt passes the bolt hole on bolt connecting plate and the corresponding spout simultaneously.
According to the tooling for disassembling and assembling the shearing edge of the cold shearing machine, two stop mechanisms are arranged, and each stop mechanism corresponds to one traveling wheel seat.
Above-mentioned frock for dismouting cold shear cutting edge, the transverse slideway sets up two, and both correspond with the transverse travelling wheel of sideslip dolly both sides respectively.
According to the tool for disassembling and assembling the shearing edge of the cold shearing machine, the two longitudinal sliding ways are arranged and correspond to the longitudinal travelling wheels on the two sides of the longitudinal moving trolley respectively.
Above-mentioned frock for dismouting cold shear cutting edge, vertical guide arm sets up two, and two vertical guide arms are through screw thread and indulge the automobile body complex bolt of moving the dolly.
According to the invention, the workpiece positioning device is utilized to limit the shear blade fixing bolt in bolt holes of the shear tire and the shear blade, and the three-dimensional adjusting bracket is utilized to adjust the position of the pneumatic wrench to align the shear blade fixing nut at the front end of the shear blade fixing bolt, so that the disassembly and assembly of the shear blade fixing nut are realized. The tool can be used for disassembling and assembling the nut without disassembling the guide plate or the thinning device, so that the disassembly and assembly efficiency of the shearing blade is improved, the labor intensity of workers is reduced, and the assembly quality of the shearing blade can be ensured.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic view of the structure of the lifting mechanism;
FIG. 5 is a cross-sectional view in the direction A;
fig. 6 is a top view of fig. 4.
The reference numerals in the figures are: 1. a case; 2. a trolley stop block; 3. a chute; 4. a plug pin; 5. a latch connecting plate; 6. a walking wheel seat; 7. a positioning frame; 8. a shear blade fixing bolt; 9. a cutting edge; 10. cutting the tire; 11. a shape thinning device; 12. cutting a tire positioning block; 13. a sleeve head; 14. a wedge-shaped slide block; 15. adjusting a screw rod; 16. a lifting block; 17. a pneumatic wrench; 18. a bearing; 19. longitudinal travelling wheels; 20. longitudinally moving the trolley; 21. a traversing trolley; 22. a transverse slideway; 23. a transverse travelling wheel; 24. a support frame; 25. a roller; 26. a door; 27. a box door shaft; 28. an assembly platform; 29. a longitudinal slideway; 30. a vertical guide rod; 31. and (5) locking a nut.
Detailed Description
The following detailed description of the technical solutions of the present invention refers to embodiments, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those described herein, and persons skilled in the art may readily devise numerous variations without departing from the spirit of the invention and therefore the invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, 2 and 3, the present invention mainly includes an assembly platform 28 for fixing a scissor 10, a work positioning device provided on the assembly platform 28, two support frames 24 vertically installed on the right side of the assembly platform 28, a lateral slideway 22 installed on the two support frames 24, a traversing carriage 21 installed on the lateral slideway 22, a longitudinal slideway 29 installed on the traversing carriage 3, a longitudinal carriage 20 installed on the longitudinal slideway 29, a lifting mechanism (see fig. 4) installed on the longitudinal carriage 20, and a pneumatic wrench 17 installed on the lifting mechanism. The workpiece positioning device comprises a positioning trolley and two tire shearing positioning blocks 12, wherein the positioning trolley comprises a positioning frame 7, a traveling wheel seat 6, rollers 25, bolts 4 and a bolt connecting plate 5. The lifting mechanism mainly comprises a wedge-shaped sliding block 14, an adjusting screw rod 15 and a lifting block 16.
The lower part of the assembly platform 28 is provided with a box body 1, the upper part is provided with a positioning trolley and two tire shearing positioning blocks 12, two sides are respectively provided with a chute 3, two ends of each chute 3 are provided with positioning trolley stop blocks 2, the box body 1 is arranged under the assembly platform 28, the central connecting line of the two tire shearing positioning blocks 12 is parallel to the transverse central line of the assembly platform 28, and the rollers 25 at two sides of the positioning trolley are arranged in the chute 3.
Two box doors 26 (see fig. 2) which can be opened and closed relatively are arranged on the left side of the box body 1, and the two box doors 26 are fixed and opened and closed through a box door shaft 27.
The locating rack 7 is installed on two walking wheel seat 6, the central height of locating rack 7 is unanimous with the height of shear blade fixing bolt 8 centre line from assembly platform 28 upper surface, four gyro wheels 25 are installed respectively in two walking wheel seat 6 inboardly and respectively with two spouts 3 cooperation, two bolt connecting plates 5 are fixed on two walking wheel seat 6 horizontally, two bolt connecting plates 5 one end processing has the through-hole, the rib plate also is processed about two spouts 3 has the through-hole, two bolts 4 pass the through-hole of corresponding bolt connecting plates 5 and the through-hole of spout rib plate in proper order, four dolly dog 2 are installed respectively at the front and back end of two spouts 3.
The transverse slide ways 22, the transverse trolley 21, the longitudinal slide ways 29, the longitudinal trolley 20 and the lifting mechanism form a three-dimensional adjusting bracket of the pneumatic wrench 17, the two transverse slide ways 22 are parallel to each other and are transversely arranged above the two supporting frames 24, two ends of the two transverse slide ways are connected by end plates, and the four transverse travelling wheels 23 are respectively arranged on two sides of the lower part of the transverse trolley 21 in pairs and are matched with the two transverse slide ways 22.
Two longitudinal slide ways 29 are longitudinally arranged at the top of the traversing trolley 21 in parallel, two ends of the two longitudinal slide ways are connected by end plates, and four longitudinal traveling wheels 19 are respectively arranged at two sides of the lower part of the traversing trolley 20 in pairs and are matched with the two longitudinal slide ways 29.
The lifting mechanism (see fig. 4) mainly comprises two wedge-shaped slide blocks 14, an adjusting screw rod 15, a lifting block 16 and two vertical guide rods 30. The two wedge-shaped sliding blocks 14 are internally provided with internal threads with opposite directions, the front section and the rear section of the adjusting screw rod 15 are respectively provided with external threads matched with the two wedge-shaped sliding blocks 14, the rear part of the adjusting screw rod 15 is provided with a lock nut 31, and the adjusting screw rod 15 is matched with the lock nut 31, the rolling bearings 18 at the front end and the rear end and the two wedge-shaped sliding blocks 14; two sides of the lifting block 16 are provided with symmetrical inner grooves, the two wedge-shaped sliding blocks 14 are matched with the inner grooves of the lifting block 16, the transverse central line of the lifting block 16 is provided with two vertical guide holes, the two vertical guide rods 30 respectively penetrate through the two guide holes of the lifting block 16 and are connected with the top of the longitudinal moving trolley 20 through threads, two sides of the longitudinal central line of the top surface of the lifting block 16 are uniformly provided with four threaded holes with the same aperture, and the four threaded holes respectively correspond to the four bolt holes of the pneumatic wrench base and are used for fixing the pneumatic wrench 17.
The working process of the invention comprises the following steps:
and (3) the process of removing the shear blade: after the cold shearing machine shearing tire 10 is placed against the shearing tire positioning block 12, the positioning trolley is pushed to enable the positioning frame 7 to be against one side of the shearing blade 9, and the two bolts 4 are sequentially inserted into the through holes of the bolt connecting plate 5 and the through holes of the sliding groove 3, so that the shearing tire 10 and the shearing blade 9 are positioned. Pushing the longitudinal moving trolley 20 to enable the sleeve head 13 at the front end of the pneumatic wrench 17 to be close to the nut (namely the shear blade fixing nut) at the front end of the shear blade fixing bolt 8, pushing the transverse moving trolley 21 to enable the sleeve head 13 of the pneumatic wrench 17 to be aligned with the shear blade fixing nut, wherein the center line of the sleeve head 13 is coincident with the center line of the shear blade fixing bolt 8, otherwise, the two vertical guide rods 30 are required to be loosened for adjustment. Pushing the longitudinal moving trolley 20 again to sleeve the sleeve head 13 on the shear blade fixing nut, operating the pneumatic wrench 17 to remove the nut, pushing the longitudinal moving trolley 20 to enable the sleeve head 13 to leave the shear tire 10 after removing the nut, pushing the transverse moving trolley to enable the sleeve head 13 to be aligned with the next shear blade fixing nut, removing one by one in sequence until all the nuts are removed, pulling out the bolt 4 to push the positioning frame 7 away, removing the shear blade fixing bolts 8 in sequence, and finally removing the shear blade 9.
And (3) a process of installing the shear blade: after the cold shearing machine shearing tire 10 is placed against the shearing tire positioning block 12, the shearing blade 9 is placed on a concave table on one side of the shearing tire 10, after all shearing blade fixing bolts 8 are penetrated, the positioning trolley is pushed to enable the positioning frame 7 to be abutted against one side of the shearing blade 9, and two bolts 4 are sequentially inserted into the through holes of the bolt connecting plate 5 and the through holes of the sliding groove 3, so that the shearing tire 10 and the shearing blade 9 are positioned. The shear blade fixing nuts are screwed in sequentially, the longitudinal moving trolley 20 is pushed to enable the sleeve head 13 at the front end of the pneumatic wrench 17 to be close to the shear blade fixing nuts, the transverse moving trolley 21 is pushed to enable the sleeve head 13 of the pneumatic wrench 17 to be aligned with the shear blade fixing nuts, at the moment, the center line of the sleeve head 13 is coincident with the center line of the shear blade fixing bolt 8, and otherwise, the two vertical guide rods 30 are required to be loosened for adjustment. Pushing the longitudinal moving trolley 20 again to enable the sleeve head 13 to sleeve the shear blade fixing nut, operating the pneumatic wrench to fasten the nuts, pushing the longitudinal moving trolley 20 to enable the sleeve head 13 to leave the shear tire 10 after fastening the nuts, pushing the transverse moving trolley to enable the sleeve head 13 to be aligned with the next nut, sequentially fastening one by one until all the nuts are fastened, and pulling out the bolts 4 to push the positioning frame 7 open.
In the practical application process, the sleeve head 13 on the pneumatic wrench 17 can directly extend to the shear blade fixing nut, so that the shape thinning device 11 fixed on the shear tire 10 through the shape thinning device fixing bolt can complete the assembly of the lower shear blade of the cold shear without dismantling.
In the actual use process, the positioning trolley not only can play a role in positioning the shearing tire, but also can play a role in preventing the bolt from retreating when the pneumatic wrench fastens the shearing edge fixing bolt, so that the investment of personnel for fixing the bolt is reduced; when the transverse trolley moves transversely, corresponding stopping can be carried out according to the positions of the shear blade fixing bolts so as to realize the gradual dismantling or fastening of nuts; when the longitudinal moving trolley moves longitudinally, the pneumatic wrench moves along with the longitudinal moving trolley, the sleeve head of the pneumatic wrench stretches to the shear blade fixing nut, and as the sleeve head of the pneumatic wrench can be directly sleeved at a working position in time, the moment required by fastening or dismantling the shear blade fixing nut can be ensured, and the assembly of the lower shear blade can be realized under the condition that the guide plate and the thinning device are not dismantled, so that the investment of assembly personnel is further reduced on the premise of ensuring the assembly quality; when the shearing blades of different batches or different specifications are assembled, the heights of the centers of the shearing blade fixing bolts are different, so that the heights of the pneumatic spanners are required to be adjusted through the lifting mechanisms arranged on the longitudinal moving trolley, and the assembly requirements of the shearing blades of different batches or different specifications are met.
After the tool is put into use, the assembly work of each pair of shearing blades is reduced from the average requirement of 4 persons to 1.5 hours to the requirement of only 1 person to 0.5 hour, so that the assembly work efficiency of the shearing blades of the cold shearing machine is greatly improved, the production requirement is met, and the labor intensity of workers is also greatly reduced. Meanwhile, the device has the advantages of strong practicability, reliable work, simple and convenient operation, simple maintenance, low cost and the like, and has wide application value and popularization prospect.
Claims (9)
1. The tool for disassembling and assembling the shearing edge of the cold shearing machine is characterized by comprising an assembly platform (28), a workpiece positioning device, a three-dimensional adjusting bracket and a pneumatic wrench (17), wherein a shearing tire (10) and a shearing edge (9) to be disassembled and assembled are placed on the assembly platform (28); the workpiece positioning device comprises a positioning trolley and two tire cutting positioning blocks (12), wherein the positioning trolley leans against a cutting edge (9) at one side of a tire cutting (10) and is connected with an assembly platform (28) through a stop mechanism; the two tire cutting positioning blocks (12) respectively lean against two ends of the other side of the tire cutting (10) and are fixedly connected with the assembly platform (28); the three-dimensional adjusting bracket is arranged at the side part of the assembling platform (28); the pneumatic wrench (17) is arranged on the three-dimensional adjusting bracket, and a sleeve head (13) at the front end of the pneumatic wrench (17) corresponds to the shear blade fixing bolt (8) on the shear tire (10);
the three-dimensional adjusting support comprises a transverse slideway (22), a transverse trolley (21), a longitudinal slideway (29), a longitudinal trolley (20) and a lifting mechanism, wherein the transverse slideway (22) is fixed on the side part of an assembly platform (28) and is parallel to a shearing blade (9) on a shearing tire (10), and the transverse trolley (21) is in sliding connection with the transverse slideway (22) through a transverse travelling wheel (23) at the lower part of the transverse slideway; the longitudinal slide way (29) is horizontally fixed on the transverse trolley (21) and is vertical to the transverse slide way (22); the longitudinal moving trolley (20) is in sliding connection with a longitudinal slideway (29) through a longitudinal travelling wheel (19) at the lower part of the longitudinal moving trolley; the lifting mechanism comprises a lifting block (16), a vertical guide rod (30), an adjusting screw rod (15) and two wedge-shaped sliding blocks (14), wherein a pneumatic wrench (17) is fixed at the upper part of the lifting block (16), and symmetrical wedge-shaped sliding grooves are formed in two sides of the lower part of the lifting block; the vertical guide rod (30) passes through a vertical guide hole of the lifting block (16) and is fixedly connected with the vehicle body of the longitudinal movement trolley (20); the two wedge-shaped sliding blocks (14) are placed on the longitudinal moving trolley (20) and are respectively positioned in wedge-shaped sliding grooves on two sides of the lifting block (16), the adjusting screw rod (15) simultaneously penetrates through the two wedge-shaped sliding blocks (14) and is matched with the two wedge-shaped sliding blocks (14) through threads with opposite rotation directions, and two ends of the adjusting screw rod (15) are rotatably connected with a trolley body of the longitudinal moving trolley (20) through bearings (18).
2. Tool for dismounting a shear blade of a cold shear according to claim 1, characterized in that the positioning trolley comprises a positioning frame (7) and two travelling wheel seats (6) provided with rollers (25), wherein the positioning frame (7) is leaned against the shear blade (9), the two travelling wheel seats (6) are respectively fixed at two ends of the positioning frame (7), and the rollers (25) of each travelling wheel seat (6) are positioned in the sliding grooves (3) at the side parts of the assembly platform (28).
3. Tool for dismounting a cutting edge of a cold shear according to claim 2, characterized in that both ends of each chute (3) are provided with trolley stops (2) corresponding to the rollers (25) of the travelling wheel seat (6).
4. A tool for disassembling and assembling a shearing edge of a cold shearing machine according to claim 3, wherein the assembling platform (28) is supported by the box body (1), a box door (26) is arranged on one side of the box body (1), and the box wall on the other side is fixedly connected with supporting frames (24) on two ends of the transverse slideway (22).
5. The tooling for disassembling and assembling the shearing edge of the cold shearing machine according to claim 4, wherein the stop mechanism comprises a bolt (4) and a bolt connecting plate (5), the bolt connecting plate (5) is fixed on the traveling wheel seat (6), and the bolt (4) simultaneously passes through the bolt connecting plate (5) and a bolt hole on the corresponding sliding groove (3).
6. The tooling for disassembling and assembling a shear blade of a cold shear according to claim 5, wherein two stop mechanisms are provided, one corresponding to each travelling wheel seat (6).
7. The tooling for disassembling and assembling the shearing edge of the cold shearing machine according to claim 6, wherein two transverse slideways (22) are arranged and respectively correspond to transverse travelling wheels (23) on two sides of the transverse trolley (21).
8. The tooling for disassembling and assembling the shearing edge of the cold shearing machine as recited in claim 7, wherein two longitudinal slide ways (29) are arranged and respectively correspond to the longitudinal travelling wheels (19) at two sides of the longitudinal moving trolley (20).
9. The tooling for disassembling and assembling the shearing edge of the cold shearing machine according to claim 8, wherein two vertical guide rods (30) are arranged, and the two vertical guide rods (30) are bolts matched with the car body of the longitudinal moving trolley (20) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710423528.3A CN107175500B (en) | 2017-06-07 | 2017-06-07 | Tool for disassembling and assembling shearing edge of cold shearing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710423528.3A CN107175500B (en) | 2017-06-07 | 2017-06-07 | Tool for disassembling and assembling shearing edge of cold shearing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107175500A CN107175500A (en) | 2017-09-19 |
| CN107175500B true CN107175500B (en) | 2023-06-23 |
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| CN201710423528.3A Active CN107175500B (en) | 2017-06-07 | 2017-06-07 | Tool for disassembling and assembling shearing edge of cold shearing machine |
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| CN (1) | CN107175500B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571001B (en) * | 2017-09-26 | 2023-11-28 | 中铁第四勘察设计院集团有限公司 | General braking reservoir dismouting frock |
| CN112338855B (en) * | 2020-10-28 | 2022-09-06 | 宝武杰富意特殊钢有限公司 | Shear blade replacing device of hydraulic shear and using method |
| CN112518670B (en) * | 2020-11-30 | 2022-04-26 | 九江检安石化工程有限公司 | Special tool for disassembling high-pressure threaded locking ring heat exchanger bolt |
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|---|---|---|---|---|
| GB242382A (en) * | 1924-09-03 | 1925-11-12 | Edward Peter Jones | Improvements in machines for shearing metal bars |
| CN202571446U (en) * | 2011-12-16 | 2012-12-05 | 大连三高集团有限公司 | Quick-change shear blade device of disc shears |
| 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 |
| 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 |
| CN206811463U (en) * | 2017-06-07 | 2017-12-29 | 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 |
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2017
- 2017-06-07 CN CN201710423528.3A patent/CN107175500B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB242382A (en) * | 1924-09-03 | 1925-11-12 | Edward Peter Jones | Improvements in machines for shearing metal bars |
| CN202571446U (en) * | 2011-12-16 | 2012-12-05 | 大连三高集团有限公司 | Quick-change shear blade device of disc shears |
| 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 |
| 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 |
| CN206811463U (en) * | 2017-06-07 | 2017-12-29 | 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 |
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| 孙艳海 ; .滚切式定尺剪剪刃间隙调节机构分析.科技致富向导.2011,(27),全文. * |
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| CN107175500A (en) | 2017-09-19 |
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