CN113751800A - Small flat bulb steel substitute cutting method - Google Patents

Small flat bulb steel substitute cutting method Download PDF

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Publication number
CN113751800A
CN113751800A CN202111030850.2A CN202111030850A CN113751800A CN 113751800 A CN113751800 A CN 113751800A CN 202111030850 A CN202111030850 A CN 202111030850A CN 113751800 A CN113751800 A CN 113751800A
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China
Prior art keywords
bulb steel
flat
cutting
flat bulb
straight
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111030850.2A
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Chinese (zh)
Inventor
陈利兵
罗江东
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Chengxi Shipyard Co Ltd
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Chengxi Shipyard Co Ltd
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Application filed by Chengxi Shipyard Co Ltd filed Critical Chengxi Shipyard Co Ltd
Priority to CN202111030850.2A priority Critical patent/CN113751800A/en
Publication of CN113751800A publication Critical patent/CN113751800A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D79/00Methods, machines, or devices not covered elsewhere, for working metal by removal of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/22Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Shearing Machines (AREA)

Abstract

The invention discloses a cutting method for replacing small flat bulb steel, which comprises an inclined straight bar, a clamping structure and a flat bulb steel replacing part, and also comprises the following cutting step S1, selecting 6 straight bar remainders with the width of 0.3-0.5 m and the length of about 9 m, laying the straight bar remainders on an inner field flat ground and fixing the straight bar remainders on a flat bottom; s2, aligning and closing the ball head surface of the substitute flat bulb steel of 100 x 5 with the two long sides of the straight strip; according to the invention, through the arrangement of the clamping structure, the substitute flat-bulb steel and the inclined straight bars, when cutting is carried out, cutting of 300-meter flat-bulb steel can be completed in 6 batches, through the scheme, the processing efficiency can be improved, the processing time is saved, a foundation is laid for the timeliness of sectional manufacturing and feeding, all cutting can be completed in one day by a multiple cutting scheme, and at least 7 days are needed by adopting the edge planing scheme, due to the limitation of an edge planing machine, a large amount of material cutting processing phenomena can be avoided, a large amount of processing cost of a workshop is saved, and a foundation is laid for cost control of projects.

Description

Small flat bulb steel substitute cutting method
Technical Field
The invention relates to the technical field of cutting methods, in particular to a cutting method for replacing small flat bulb steel.
Background
The roll-on-roll-off ship is a special ship for carrying goods by using a goods carrying vehicle, the roll-on-roll-off ship needs to be maintained when being crashed, the existing repair scheme is to hoist after sectional manufacturing, part of the structure relates to 60 × 5 flat bulb steel (namely, the width of a web plate is 60 millimeters) when the sectional manufacturing is carried out, but the flat bulb steel cannot be basically used in the section company on average, so the stock is zero, according to statistics, the section manufacturing needs 60 × 5 flat bulb steel about 1100 meters, the company bought about 800 meters in the market through early-stage efforts, and the gap is about 300 meters. The final solution is to purchase 100 × 5 bulb steel, cut the web plate 40 mm to make the web plate width 60 mm, so as to meet the requirement, usually change the 100 mm web plate to 60 mm, and can be finished by mechanical processing with edge planer, but there are the following problems:
1. the width of the planed part reaches 40 mm, and the planed part can be planed for multiple times, so that the efficiency is low, and the time is long.
2. Usually, the length of each flat bulb steel is 8-9 meters, and the length of the edge planer can only meet about 4 meters, so that each flat bulb steel needs to be broken to 2-3 sections, 300 meters of flat bulb steel becomes nearly 100 sections, and butt joint is needed in field use.
3. Edge planing will result in higher processing costs, putting pressure on cost control in the workshop.
In order to solve the above contradiction, it is decided to adopt the scheme of the number-cut cutting to complete, but the problem of the maximum number-cut cutting is the deformation control, and therefore, the deformation control is the main key point.
Disclosure of Invention
The invention aims to provide a cutting method for replacing small flat bulb steel, which aims to solve the technical problems of low cutting efficiency, long time and difficult deformation control.
In order to achieve the purpose, the invention provides the following technical scheme: a cutting method for replacing small flat bulb steel comprises an inclined straight bar, a clamping structure and a replaced flat bulb steel;
also comprises the following cutting steps:
s1, selecting 6 straight excess materials with the width of 0.3-0.5 meter and the length of about 9 meters, paving the straight excess materials on a flat ground of an inner field, and fixing the straight excess materials on a flat bottom;
s2, aligning and closing the ball head surface of the substitute flat bulb steel of 100 x 5 with the two long sides of the straight strip;
s3, clamping and fixing the substitute flat bulb steel on the inclined straight bar by adopting a clamping structure, wherein the clamping structure can enable the position of the substitute flat bulb steel to be kept in a horizontal state, and marks are made at the position, needing to be cut, on the substitute flat bulb steel;
s4, simultaneously hoisting a plurality of positioned assemblies to a platform of the numerical control cutting machine by utilizing conveying equipment;
s5, starting the numerical control cutting machine, cutting off the marked positions of the substitute flat bulb steel, and simultaneously cutting the assembly in the S4;
s6, after S5 is finished, transferring the assembly to a flat ground by using conveying equipment, and cooling and then detaching the cut flat-bulb steel;
and S7, repeating the steps 2-6 to finish the cutting of the flat-bulb steel.
Preferably, the clamping structure further comprises a side plate, a connecting plate and a clamping plate, wherein the connecting plate is fixedly connected to the two ends of the side plate, a screw rod is inserted into one side of the connecting plate and is in threaded connection with the connecting plate, one end of the screw rod penetrates through the connecting plate and is rotatably connected with the clamping plate through a bearing, a straight plate is fixedly connected to the middle of the side plate, the straight plate and the adjacent surface of the clamping plate are clamped and fixed to substitute flat-bulb steel, a limiting plate is in threaded connection with one side of the connecting plate close to the bottom end, and the inclined straight strip is clamped and fixed by the two limiting plates.
Preferably, the width dimension of the straight plate is 0.8M.
Preferably, in S2, the substitute flat-bulb steel is conveyed to a designated position by using a material receiving and conveying device, and the material receiving and conveying device further includes:
the two brackets are longitudinally arranged in parallel at intervals; the length of each bracket extends along the transverse direction;
the two conveying chains are arranged on the top of the bracket in a one-to-one correspondence manner; the conveying chain is in a closed ring shape;
and the driving mechanism drives the two conveying chains to synchronously move.
Preferably, the conveying equipment adopted in S4 and S5 is a suction crane.
Preferably, the surface of the substitute flat bulb steel is subjected to limit fixing by using a hydraulic cylinder when the cutting is performed in S5.
Preferably, the excess 40 mm of substitute bulb steel is cut off in S5.
Preferably, the number of the combinations in S4 is three.
Preferably, the length dimension of the straight plate is smaller than the length dimension of the substitute flat bulb steel.
Preferably, the straight plate is slidably connected to the substitute bulb flat.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the clamping structure, the substitute flat-bulb steel and the inclined straight bars, when cutting is carried out, cutting of 300-meter flat-bulb steel can be completed in 6 batches, through the scheme, the processing efficiency can be improved, the processing time is saved, a foundation is laid for the timeliness of sectional manufacturing and feeding, all cutting can be completed in one day by a multiple cutting scheme, and at least 7 days are needed by adopting the edge planing scheme, due to the limitation of an edge planing machine, a large amount of material cutting processing phenomena can be avoided, a large amount of processing cost of a workshop is saved, and a foundation is laid for cost control of projects.
2. According to the invention, through the arrangement of the screw rod, the straight plate and the clamping plate, when the substitute flat-bulb steel is clamped and fixed by the clamping structure, the substitute flat-bulb steel is aligned and closed with the bulb surface and the two long sides of the inclined straight bar by the material receiving and conveying equipment, then the straight plate is placed in the middle position of the two substitute flat-bulb steels, the substitute flat-bulb steel is clamped and fixed by rotating the screw rod, then the limiting plate is rotated to fix the clamping structure on the inclined straight bar, the clamping structure is fixed on the inclined straight bar, the dismounting and the mounting of the substitute flat-bulb steel are convenient, and the straight plate and the clamping plate are kept in a parallel state, so that the substitute flat-bulb steel is kept in a parallel state, and the problem of deformation control during numerical control cutting can be effectively solved.
Drawings
FIG. 1 is a schematic view of the positioning structure of the substitute flat bulb steel and the inclined straight bars according to the present invention;
FIG. 2 is a schematic view of a numerical control cutting structure according to the present invention;
FIG. 3 is a schematic view of a completed structure of the numerical control cutting of the present invention;
FIG. 4 is the present invention;
FIG. 5 is a schematic view of the structure of the present invention with the flat bulb steel removed;
FIG. 6 is a schematic top view of the present invention.
In the figure: 1. oblique straight strips; 2. a clamping structure; 21. a side plate; 22. a connecting plate; 23. a screw; 24. a clamping plate; 25. a straight plate; 3. substitute for bulb steel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a cutting method for replacing small flat bulb steel comprises an inclined straight bar 1, a clamping structure 2 and a replaced flat bulb steel 3;
also comprises the following cutting steps:
s1, selecting 6 straight excess materials with the width of 0.3-0.5 meter and the length of about 9 meters, paving the straight excess materials on a flat ground of an inner field, and fixing the straight excess materials on a flat bottom;
s2, aligning and closing the ball head surface of the substitute flat bulb steel 3 with 100 x 5 with the two long sides of the straight strip;
s3, clamping and fixing the substitute flat bulb steel 3 on the inclined straight bar 1 by adopting the clamping structure 2, wherein the clamping structure 2 can enable the position of the substitute flat bulb steel 3 to be kept in a horizontal state, and marks are made at the position, needing to be cut, on the substitute flat bulb steel 3;
s4, simultaneously hoisting a plurality of positioned assemblies to a platform of the numerical control cutting machine by utilizing conveying equipment;
s5, starting the numerical control cutting machine, cutting off the marked positions of the substitute flat-bulb steel 3, and simultaneously cutting the assembly in the S4;
s6, after S5 is finished, transferring the assembly to a flat ground by using conveying equipment, and cooling and then detaching the cut flat-bulb steel;
and S7, repeating the steps 2-6 to finish the cutting of the flat-bulb steel.
During cutting, the cutting of 300-meter flat steel can be completed in 6 batches, the processing efficiency can be improved through the scheme, the processing time is saved, the foundation is laid for the timeliness of the sectional manufacturing and feeding, all cutting can be completed one day through the number cutting scheme, the edge planing scheme at least needs 7 days, due to the limitation of the edge planing machine, a large amount of material cutting phenomena can be avoided through the scheme, a large amount of processing cost in a workshop is saved through the scheme, and the foundation is laid for cost control of projects.
Wherein, clamping structure 2 still includes curb plate 21, connecting plate 22 and grip block 24, the equal fixedly connected with connecting plate 22 in both ends of curb plate 21, it has screw rod 23 to peg graft in one side of connecting plate 22, screw rod 23 and connecting plate 22 threaded connection, the one end of screw rod 23 is passed connecting plate 22 and is passed through the bearing and is connected with grip block 24 rotation, the straight board 25 of middle part fixedly connected with of curb plate 21, the adjacent surface centre gripping of straight board 25 and grip block 24 is fixed and is substituted flat bulb steel 3, one side of connecting plate 22 is close to bottom department threaded connection and is had the limiting plate, two limiting plates will be fixed to the 1 centre gripping of straight strip to one side.
When using clamping structure 2 to substitute 3 centre grippings of flat bulb steel, utilize to connect material conveying equipment will substitute flat bulb steel 3 with the bulb face and the two long limits of oblique straight 1 align to draw close, then place the straight board 25 in two intermediate positions that substitute flat bulb steel 3, it is fixed to rotate screw 23 and will substitute 3 centre grippings of flat bulb steel, then rotate the limiting plate again, fix clamping structure 2 on oblique straight 2, through being provided with clamping structure 2, not only be convenient for substitute the dismantlement and the installation of flat bulb steel 3, and because straight board 25 and grip block 24 all keep the parallel state, thereby can make and substitute flat bulb steel 3 and keep the parallel state, deformation control problem when can effectively solving the numerical control cutting.
Wherein the width dimension of the straight plate 25 is 0.8M.
Wherein, adopt in S2 and connect material conveying equipment to carry substitute flat bulb steel 3 to appointed position, connect material conveying equipment still includes:
the two brackets are longitudinally arranged in parallel at intervals; the length of each bracket extends along the transverse direction;
the two conveying chains are arranged at the top of the bracket in a one-to-one correspondence manner; the conveying chain is in a closed ring shape;
and the driving mechanism drives the two conveying chains to synchronously move.
Wherein, the conveying equipment adopted in S4 and S5 is a magnet crane.
In S5, the surface of the substitute flat bulb steel 3 is fixed by a hydraulic cylinder.
In S5, the excess 40 mm portion of the substitute flat bulb steel 3 is cut.
Wherein the number of the combinations in S4 is three.
Wherein the length of the straight plate 25 is smaller than the length of the substitute flat bulb steel 3.
Wherein the straight plate 25 is slidably connected to the substitute flat bulb steel 3.
The working principle is as follows: when the cutting tool is used, cutting of 300-meter flat-bulb steel can be completed in 6 batches, the processing efficiency can be improved, the processing time is saved, a foundation is laid for the timeliness of sectional manufacturing and feeding, all cutting can be completed in one day by a plurality of cutting schemes, at least 7 days are needed by adopting the edge planing scheme, due to the limitation of an edge planing machine, a large amount of material cutting and processing phenomena can be avoided, a large amount of processing cost in a workshop is saved, a foundation is laid for cost control of projects, when the substitute flat-bulb steel 3 is clamped and fixed by using the clamping structure 2, the substitute flat-bulb steel 3 and the bulb face are aligned and close to the two long sides of the inclined straight bar 1 by using the material receiving and conveying equipment, then the straight plate 25 is placed at the middle position of the two substitute flat-bulb steels 3, the substitute flat-bulb steel 3 is clamped and fixed by rotating the screw 23, then the limiting plate is rotated, and the clamping structure 2 is fixed on the inclined straight bar 2, through being provided with clamping structure 2, the dismantlement and the installation of the flat bulb steel 3 of not only being convenient for to because straight board 25 and grip block 24 all keep the parallel state, thereby can make the flat bulb steel 3 of replacing 3 keep the parallel state, deformation control problem when can effectively solving the numerical control cutting.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A cutting method for replacing small flat bulb steel is characterized by comprising an inclined straight bar (1), a clamping structure (2) and a flat bulb steel replacing body (3);
also comprises the following cutting steps:
s1, selecting 6 straight excess materials with the width of 0.3-0.5 meter and the length of about 9 meters, paving the straight excess materials on a flat ground of an inner field, and fixing the straight excess materials on a flat bottom;
s2, aligning and drawing the ball head surface of the substitute flat bulb steel (3) with 100X 5 with the two long sides of the straight strip;
s3, clamping and fixing the substitute flat bulb steel (3) on the inclined straight bar (1) by adopting a clamping structure (2), wherein the clamping structure (2) can keep the position of the substitute flat bulb steel (3) in a horizontal state, and marks are made at the position needing to be cut on the substitute flat bulb steel (3);
s4, simultaneously hoisting a plurality of positioned assemblies to a platform of the numerical control cutting machine by utilizing conveying equipment;
s5, starting the numerical control cutting machine, cutting off the marked position of the substitute flat bulb steel (3), and simultaneously cutting the assembly in the S4;
s6, after S5 is finished, transferring the assembly to a flat ground by using conveying equipment, and cooling and then detaching the cut flat-bulb steel;
and S7, repeating the steps 2-6 to finish the cutting of the flat-bulb steel.
2. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: centre gripping structure (2) still include curb plate (21), connecting plate (22) and grip block (24), the equal fixedly connected with connecting plate (22) in both ends of curb plate (21), it has screw rod (23) to peg graft in one side of connecting plate (22), screw rod (23) with connecting plate (22) threaded connection, the one end of screw rod (23) is passed connecting plate (22) through the bearing with grip block (24) rotate to be connected, the middle part fixedly connected with straight board (25) of curb plate (21), straight board (25) with the adjacent surface centre gripping of grip block (24) is fixed and is substituted flat bulb steel (3), one side of connecting plate (22) is close to bottom department threaded connection has the limiting plate, two the limiting plate will oblique straight strip (1) centre gripping is fixed.
3. The substitutive cutting method for small flat bulb steel according to claim 2, wherein: the width dimension of the straight plate (25) is 0.8M.
4. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: in S2, substitute flat bulb steel (3) is conveyed to a designated position by a material receiving and conveying device, which further includes:
the two brackets are longitudinally arranged in parallel at intervals; the length of each bracket extends along the transverse direction;
the two conveying chains are arranged on the top of the bracket in a one-to-one correspondence manner; the conveying chain is in a closed ring shape;
and the driving mechanism drives the two conveying chains to synchronously move.
5. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: the transport apparatus used in S4 and S5 is a magnet crane.
6. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: and when cutting is carried out in S5, the surface of the substitute flat bulb steel (3) is limited and fixed by a hydraulic cylinder.
7. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: in S5, an excess of 40 mm of the substitute flat bulb steel (3) is cut off.
8. The substitutive cutting method for small flat bulb steel according to claim 1, wherein: the number of the combined products in S4 is three.
9. The substitutive cutting method for small flat bulb steel according to claim 2, wherein: the length dimension of the straight plate (25) is smaller than the length dimension of the substitute flat bulb steel (3).
10. The substitutive cutting method for small flat bulb steel according to claim 2, wherein: the straight plate (25) is connected with the substitute flat bulb steel (3) in a sliding manner.
CN202111030850.2A 2021-09-03 2021-09-03 Small flat bulb steel substitute cutting method Pending CN113751800A (en)

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Application Number Priority Date Filing Date Title
CN202111030850.2A CN113751800A (en) 2021-09-03 2021-09-03 Small flat bulb steel substitute cutting method

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Application Number Priority Date Filing Date Title
CN202111030850.2A CN113751800A (en) 2021-09-03 2021-09-03 Small flat bulb steel substitute cutting method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114571256A (en) * 2022-01-19 2022-06-03 中船澄西船舶修造有限公司 Efficient trimming and cutting device for flat-bulb steel

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CN111618587A (en) * 2020-05-14 2020-09-04 龙口中集来福士海洋工程有限公司 Flat-bulb steel extension production line and extension method
CN111702541A (en) * 2020-07-07 2020-09-25 舟山易享科技开发有限公司 A loading attachment for flat bulb steel cutting
CN211643068U (en) * 2019-12-18 2020-10-09 赵润海 Building material transfer device that construction used
CN212918259U (en) * 2020-08-25 2021-04-09 重庆宽能工贸有限公司 Stamping clamping piece for support frame welding assembly

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CN204035857U (en) * 2014-06-30 2014-12-24 大连中远船务工程有限公司 Flat-bulb steel assembling special utility frock
CN104108081A (en) * 2014-07-08 2014-10-22 江苏新扬子造船有限公司 Bulb steel and flat steel butt-joint structure
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JP2018144125A (en) * 2017-03-01 2018-09-20 三晃金属工業株式会社 Steel roof material manufacturing method and steel roof material manufacturing apparatus suitable for the same
CN211643068U (en) * 2019-12-18 2020-10-09 赵润海 Building material transfer device that construction used
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CN212918259U (en) * 2020-08-25 2021-04-09 重庆宽能工贸有限公司 Stamping clamping piece for support frame welding assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114571256A (en) * 2022-01-19 2022-06-03 中船澄西船舶修造有限公司 Efficient trimming and cutting device for flat-bulb steel

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Application publication date: 20211207