CN109202348B - Fence small-assemblage batch assembling and welding tool and method for large ship - Google Patents
Fence small-assemblage batch assembling and welding tool and method for large ship Download PDFInfo
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- CN109202348B CN109202348B CN201811107704.3A CN201811107704A CN109202348B CN 109202348 B CN109202348 B CN 109202348B CN 201811107704 A CN201811107704 A CN 201811107704A CN 109202348 B CN109202348 B CN 109202348B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
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Abstract
The invention relates to the technical field of ship manufacturing, and discloses a group-erection batch assembly welding tool and an assembly welding method for a large ship fence, wherein the assembly welding tool comprises a pair of long-strip-shaped flat steels, the length directions of the long-strip-shaped flat steels are horizontally arranged, the long-strip-shaped flat steels are mutually parallel and are arranged at intervals, the large planes of the long-strip-shaped flat steels are vertically arranged relative to the horizontal plane, the lower parts of the long-strip-shaped flat steels are provided with support frames which are distributed at intervals along the length direction of the flat steels, the upper parts of the long-strip-shaped flat steels are connected with a plurality of group-welding positioning templates which are distributed at intervals and are vertical to the length direction of the flat steels in a crossing manner, and the upper parts of the group-welding positioning templates are provided with a plurality of intermediate fence positioning grooves which are arranged at. The invention overcomes the defects of the assembly welding method of the small fence assembly in the prior art and improves the assembly welding efficiency and quality of the small fence assembly.
Description
Technical Field
The invention relates to the technical field of ship manufacturing, in particular to a fence small-assemblage batch assembling and welding tool and an assembling and welding method for a large ship.
Background
The large ship deck section is required to be molded and manufactured by nearly 1000 small fence assemblies in the manufacturing process, the small fence assembly is mainly formed by splicing 120 square tubes (serving as main railings of fences) and 60 square tubes (serving as middle railings between a pair of main railings), the height is about 2.6 meters, the length is 1-10 meters, and the conventional assembly welding method for the small fence assemblies has the following defects:
firstly, a large amount of molding and manufacturing fields are needed; secondly, the small assembly has more specification types; more ground sample lines need to be drawn; thirdly, the relevant dimensions need to be repeatedly measured in the manufacturing process; fourthly, welding can not be finished once, and turning over welding is needed; fifthly, the deformation control in the welding process cannot be guaranteed; sixthly, the manufacturing efficiency is low, and the requirement of sectional assembly cannot be met.
Disclosure of Invention
In order to solve the problems, the invention provides a fence small assembly batch assembly welding tool and an assembly welding method for a large ship, aiming at overcoming the defects of the assembly welding method for the fence small assembly in the prior art and improving the assembly welding efficiency and quality of the fence small assembly. The specific technical scheme is as follows:
the utility model provides a large vessel's rail small group founds batch assembly and welding frock, includes a pair of rectangular shape band steel that its length direction set up for the level, a pair of rectangular shape band steel be parallel to each other and interval arrangement, just the big plane of rectangular shape band steel sets up for the horizontal plane is perpendicular, the lower level position of a pair of rectangular shape band steel along the length direction of band steel is provided with interval distribution's support frame, the last side part of rectangular shape band steel span be connected with a plurality of quantity interval distribution and with the length direction vertically assembly and welding match plate of band steel, the middle railing constant head tank that is used for carrying out the middle railing location of rail when the rail small group of a plurality of quantity interval arrangements is seted up at the last side part of assembly and welding match plate.
During the use, in the middle railing constant head tank of assembly welding positioning template was directly put into to the tubular product that will cut off in advance (middle railing), realized the accurate positioning of middle railing interval, assembled the both ends at middle railing with main railing again, can carry out the direct positioning and the welding of rail.
Preferably, the lower edge of the assembly welding positioning template is provided with an installation groove matched with the flat steel.
As a further improvement, the strip-shaped flat steel is further connected with a U-shaped positioning block for positioning the assembly welding positioning template in the vertical direction, and the U-shaped positioning block is provided with a U-shaped positioning groove and a screw for fixing the assembly welding positioning template.
The setting through mounting groove on the assembly welding positioning template, the setting of U-shaped constant head tank on the U-shaped locating piece have effectively restricted the degree of freedom of assembly welding positioning template.
In the technical scheme, the assembly welding positioning templates are arranged on the pair of strip-shaped flat steels, so that the accurate positioning of the distance between the middle handrails is conveniently realized on one hand, and on the other hand, the support frames are arranged below the flat steels, so that the small fence assembling pieces are arranged on the assembly welding tool in an overhead manner, therefore, the omnibearing welding can be performed, the defect that the conventional assembly welding method needs to turn over for welding is overcome, and the assembly welding efficiency is improved; in addition, the main handrail and the middle handrail are well positioned, so that welding deformation can be reduced, and the assembly welding quality is improved.
In the invention, the support frame is an M-shaped support frame made of angle steel, and the lower end of the M-shaped support frame is connected with a bottom plate.
As a further improvement of the invention, a pair of magnetic positioning seats for correcting the main railing of the fence and perpendicular to the length direction of the flat steel are fixed on one side of the assembly welding positioning template on the pair of flat steels, and a magnetic switch is arranged on the magnetic positioning seats.
The main railing is magnetically adsorbed and positioned by the magnetic positioning seat, so that the positioning precision can be improved, and loosening of related components on the fence in the assembly welding process can be avoided, and the reliability of assembly welding operation is improved.
A method for assembling and welding a fence of a large ship in batches in a small assembly mode comprises the following steps:
(1) classifying the fences to be manufactured according to the difference of the specifications of the cross sections of the middle railings of the fences and the difference of the distances between two adjacent middle railings on the fences;
(2) manufacturing different assembly welding positioning templates according to classification, forming a mounting groove matched with the strip-shaped flat steel at the lower side part of the assembly welding positioning template, forming a plurality of middle railing positioning grooves at the upper side part of the assembly welding positioning template, wherein the width size of the groove opening of each middle railing positioning groove is matched with the width size of each middle railing, and the distance between every two adjacent middle railing positioning grooves is equal to the distance between every two adjacent middle railings;
(3) positioning the assembly welding positioning template on the strip-shaped flat steel through the mounting groove, and simultaneously clamping the assembly welding positioning template into a U-shaped positioning groove arranged on the U-shaped positioning block for fixing;
(4) placing one main rail of the main rails of the pair of rails to be assembled and welded on an assembling and welding tool, flatly placing the main rail on the side face of a magnetic positioning seat of the assembling and welding tool, and starting a magnetic switch on the magnetic positioning seat to perform magnetic adsorption and fixation on one side of the main rail;
(5) placing the middle rail of the fence to be assembled and welded into a middle rail positioning groove of an assembling and welding positioning template for positioning, wherein one end of the middle rail is in contact with a main rail of the fence on an assembling and welding tool;
(6) placing the other main railing of the main railings of the pair of fences on the assembly welding tool and contacting with the other end of the middle railing;
(7) and performing spot welding and welding.
The invention discloses a method for assembling and welding a large ship fence in small assembly batches, which further comprises the following steps:
(8) closing the magnetic switch on the magnetic positioning seat after welding is finished;
(9) and taking out the fence from the assembly welding tool by utilizing hoisting machinery, and classifying and stacking.
As a further improvement of the assembly welding method, a plurality of middle railing positioning grooves of different classifications are combined and arranged on the same assembly welding positioning template.
The middle railing positioning grooves in different classifications are formed in the same assembling and welding positioning template in a combined mode, the number of the assembling and welding positioning templates can be reduced, and the cost of the tool is reduced.
The invention has the beneficial effects that:
firstly, the assembly welding positioning templates are arranged on a pair of strip-shaped flat steels, so that accurate positioning of the distance between the middle handrails is conveniently realized on one hand, and the overhead arrangement of the small rail assembly parts on the assembly welding fixture is realized due to the support frames arranged below the flat steels on the other hand, so that the omnibearing welding can be performed, the defect that the conventional assembly welding method needs to turn over for welding is overcome, and the assembly welding efficiency is improved; in addition, the main handrail and the middle handrail are well positioned, so that welding deformation can be reduced, and the assembly welding quality is improved.
Secondly, according to the small-group-assembly batch assembly welding tool and the assembly welding method for the large-scale ship fence, the magnetic positioning seat is arranged to magnetically adsorb and position the main fence rod, so that the positioning precision can be improved, and the looseness of related components on the fence in the assembly welding process can be avoided, so that the reliability of assembly welding operation is improved.
Thirdly, the fence group assembling and welding tool and the assembling and welding method for the large ship classify the fences to be manufactured, and assembling and welding positioning templates with different specifications can be arranged on the same group of welding tools, so that on one hand, ordered arrangement of manufacturing stations is realized, the efficiency of assembling and welding operation is improved, on the other hand, the tool cost can be saved, and the tool manufacturing cost is reduced.
Fourthly, according to the fence small-assemblage batch assembly welding tool and the assembly welding method for the large ship, the middle railing positioning grooves of different classifications are combined and arranged on the same assembly welding positioning template, so that the number of the assembly welding positioning templates can be reduced, and the cost of the tool is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a small-assemblage batch assembly welding tool for a fence of a large ship;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of the assembly positioning template of FIG. 1;
FIG. 4 is a schematic view of the U-shaped positioning block of FIG. 1;
fig. 5 is a schematic view of the structure of the pen.
In the figure: 1. the flat steel, 2, support frame, 3, assembly and welding locating template, 4, the middle railing of rail, 5, middle railing constant head tank, 6, mounting groove, 7, bottom plate, 8, the main railing of rail, 9, magnetism positioning seat, 10, magnetic switch, 11, U-shaped locating piece, 12, screw.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1:
fig. 1 to 5 show an embodiment of a group-erecting batch assembly and welding tool for a large ship fence, which is provided by the invention, and includes a pair of strip-shaped flat steels 1 horizontally arranged in the length direction, the strip-shaped flat steels 1 are parallel to each other and arranged at intervals, the large plane of the strip-shaped flat steel 1 is vertically arranged relative to the horizontal plane, the lower parts of the strip-shaped flat steels 1 are provided with support frames 2 distributed at intervals along the length direction of the flat steel 1, the upper parts of the strip-shaped flat steels 1 are connected with a plurality of assembly and welding positioning templates 3 distributed at intervals and perpendicular to the length direction of the flat steel 1 in a crossing manner, and the upper parts of the assembly and welding positioning templates 3 are provided with a plurality of intermediate fence positioning slots 5 distributed at intervals and used for positioning intermediate railings 4 of the fence when the fence is erected in a group.
During the use, in the middle railing constant head tank 5 of assembly welding match plate 3 was directly put into to tubular product (middle railing 4) that will cut off in advance, 4 intervals's accurate positioning in the middle of the realization, will mainly make up the both ends of railing in the middle of 8 pieces of equipment of railing again, can carry out the direct positioning and the welding of rail.
Preferably, the lower edge of the assembly welding positioning template 3 is provided with an installation groove 6 matched with the flat steel 1.
As a further improvement, the strip-shaped flat steel 1 is further connected with a U-shaped positioning block 11 for positioning the assembly welding positioning template 3 in the vertical direction, and the U-shaped positioning block 11 is provided with a U-shaped positioning slot and a screw 12 for fixing the assembly welding positioning template 3.
The above-mentioned setting through mounting groove 6 on assembly welding localization template 3, the setting of U-shaped constant head tank on the U-shaped locating piece 11 has effectively restricted assembly welding localization template 3's degree of freedom.
In the technical scheme, the assembly welding positioning templates 3 are arranged on the pair of strip-shaped flat steels 1, so that the accurate positioning of the distance between the middle handrails 4 is conveniently realized on one hand, and on the other hand, the small fence assembly parts are arranged on the assembly welding tool in an overhead manner due to the arrangement of the support frames 2 below the flat steels 1, so that the omnibearing welding can be performed, the defect that the conventional assembly welding method needs to be welded in a turnover manner is overcome, and the assembly welding efficiency is improved; in addition, the main handrail 8 and the middle handrail 4 are well positioned, so that welding deformation can be reduced, and the assembly welding quality is improved.
In this embodiment, the support frame 2 is an M-shaped support frame made of angle steel, and the lower end of the M-shaped support frame is connected with a bottom plate 7.
As a further improvement of this embodiment, a pair of magnetic positioning seats 9 for aligning the main rail 8 of the fence perpendicular to the length direction of the flat steel 1 are fixed on one side of the pair of flat steels 1 on the assembly welding positioning template 3, and a magnetic switch 10 is disposed on the magnetic positioning seats 9.
The main railing 8 is magnetically adsorbed and positioned by the magnetic positioning seat 9, so that the positioning precision can be improved, and loosening of related components on the fence in the assembly welding process can be avoided, and the reliability of assembly welding operation is improved.
Example 2:
a method for carrying out small assembly batch assembly welding on a fence of a large ship by adopting the assembly welding tool in embodiment 1 comprises the following steps:
(1) classifying the fences to be manufactured according to the difference of the specifications of the cross sections of the middle railings 4 of the fences and the difference of the distances between two adjacent middle railings 4 on the fences;
(2) manufacturing different assembly welding positioning templates 3 according to classification, forming a mounting groove 6 matched with the strip-shaped flat steel 1 at the lower side part of the assembly welding positioning template 3, forming a plurality of middle railing positioning grooves 5 at the upper side part of the assembly welding positioning template 3, wherein the width size of the groove opening of each middle railing positioning groove 5 is matched with the width size of each middle railing 4, and the distance between every two adjacent middle railing 4 is equal to the distance between every two middle railing positioning grooves 5;
(3) positioning the assembly welding positioning template 3 on the strip-shaped flat steel 1 through the mounting groove 6, and simultaneously clamping the assembly welding positioning template into a U-shaped positioning groove arranged on the U-shaped positioning block 11 and fixing the assembly welding positioning template;
(4) placing one main rail 8 of the main rails 8 of the pair of fences to be assembled and welded on an assembling and welding tool, flatly placing the main rail 8 on the side face of a magnetic positioning seat 9 of the assembling and welding tool, and starting a magnetic switch 10 on the magnetic positioning seat 9 to perform magnetic adsorption and fixing on one side of the main rail 8;
(5) placing the middle rail 4 of the fence to be assembled and welded into the middle rail positioning groove 5 of the assembling and welding positioning template 3 for positioning, wherein one end of the middle rail 4 is in contact with a main rail 8 of the fence on the assembling and welding tool;
(6) placing the other main rail 8 of the main rails 8 of the pair of rails on an assembly welding tool and contacting with the other end of the middle rail 4;
(7) and performing spot welding and welding.
The method for assembling and welding the small assembly of the fence of the large ship in batches further comprises the following steps:
(8) after welding, closing the magnetic switch 10 on the magnetic positioning seat 9;
(9) and taking out the fence from the assembly welding tool by utilizing hoisting machinery, and classifying and stacking.
As a further improvement of the assembly welding method, a plurality of middle railing positioning grooves 5 of different classifications are combined and arranged on the same assembly welding positioning template 3.
The middle railing positioning grooves 5 of a plurality of different classifications are formed in the same assembling and welding positioning template 3 in a combined mode, the number of the assembling and welding positioning templates 3 can be reduced, and the cost of the tool is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The fence group erection batch assembly welding tool for the large ship is characterized by comprising a pair of long-strip-shaped flat steels, the length directions of the long-strip-shaped flat steels are horizontally arranged, the long-strip-shaped flat steels are parallel to each other and are arranged at intervals, the large planes of the long-strip-shaped flat steels are vertically arranged relative to a horizontal plane, the lower parts of the long-strip-shaped flat steels are provided with support frames which are distributed at intervals along the length direction of the long-strip-shaped flat steels, the upper parts of the long-strip-shaped flat steels are connected with a plurality of assembly welding positioning templates which are distributed at intervals and are vertical to the length direction of the long-strip-shaped flat steels in a crossing manner, and the upper parts of the assembly welding positioning templates are provided with a plurality of intermediate fence positioning grooves which; the lower edge of the assembly welding positioning template is provided with an installation groove matched with the strip-shaped flat steel; the long strip-shaped flat steel is also connected with a U-shaped positioning block for positioning the assembly welding positioning template in the vertical direction, and the U-shaped positioning block is provided with a U-shaped positioning groove and a screw for fixing the assembly welding positioning template; a pair of magnetic positioning seats which are used for correcting the main railing of the fence and are vertical to the length direction of the long strip-shaped flat steel are fixed on one side, located on the assembly welding positioning template, of the long strip-shaped flat steel, and a magnetic switch is arranged on each magnetic positioning seat;
the magnetic positioning seat is arranged to carry out magnetic adsorption and positioning on the main railing so as to avoid loosening of the fence in the assembling and welding process;
classifying fences to be manufactured, and arranging assembling and welding positioning templates with different specifications on the same assembling and welding tool;
when the fence is used, one of the main railings of the pair of fences is placed on the assembly and welding tool and is flatly leaned against the side face of the magnetic positioning seat of the assembly and welding tool, the magnetic switch on the magnetic positioning seat is opened to carry out magnetic adsorption and fixation on one side of the main railing, the magnetic switch on the magnetic positioning seat is closed after welding is completed, and the fence is taken out from the assembly and welding tool by utilizing a hoisting machine.
2. The large ship fence small assembly batch welding tool as claimed in claim 1, wherein the support frame is an M-shaped support frame made of angle steel, and a bottom plate is connected to the lower end of the M-shaped support frame.
3. A method for assembling and welding a small assembly of a fence of a large ship in batches by using the tool of any one of claims 1 to 2, which is characterized by comprising the following steps:
(1) classifying the fences to be manufactured according to the difference of the specifications of the cross sections of the middle railings of the fences and the difference of the distances between two adjacent middle railings on the fences;
(2) manufacturing different assembly welding positioning templates according to classification, forming a mounting groove matched with the strip-shaped flat steel at the lower side part of the assembly welding positioning template, forming a plurality of middle railing positioning grooves at the upper side part of the assembly welding positioning template, wherein the width size of the groove opening of each middle railing positioning groove is matched with the width size of each middle railing, and the distance between every two adjacent middle railing positioning grooves is equal to the distance between every two adjacent middle railings;
(3) positioning the assembly welding positioning template on the strip-shaped flat steel through the mounting groove, and simultaneously clamping the assembly welding positioning template into a U-shaped positioning groove arranged on the U-shaped positioning block for fixing;
(4) placing one main rail of the main rails of the pair of rails to be assembled and welded on an assembling and welding tool, flatly placing the main rail on the side face of a magnetic positioning seat of the assembling and welding tool, and starting a magnetic switch on the magnetic positioning seat to perform magnetic adsorption and fixation on one side of the main rail;
(5) placing the middle rail of the fence to be assembled and welded into a middle rail positioning groove of an assembling and welding positioning template for positioning, wherein one end of the middle rail is in contact with a main rail of the fence on an assembling and welding tool;
(6) placing the other main railing of the main railings of the pair of fences on the assembly welding tool and contacting with the other end of the middle railing;
(7) and performing spot welding and welding.
4. The method for assembling and welding the small assembly of the fence of the large ship in batch according to claim 3, further comprising the following steps:
(8) closing the magnetic switch on the magnetic positioning seat after welding is finished;
(9) and taking out the fence from the assembly welding tool by utilizing hoisting machinery, and classifying and stacking.
5. The method for assembling and welding the small fence groups of the large-scale ship in batches according to claim 3, wherein a plurality of middle railing positioning grooves of different classifications are combined and arranged on the same assembling and welding positioning template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107704.3A CN109202348B (en) | 2018-09-21 | 2018-09-21 | Fence small-assemblage batch assembling and welding tool and method for large ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811107704.3A CN109202348B (en) | 2018-09-21 | 2018-09-21 | Fence small-assemblage batch assembling and welding tool and method for large ship |
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| Publication Number | Publication Date |
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| CN109202348A CN109202348A (en) | 2019-01-15 |
| CN109202348B true CN109202348B (en) | 2020-12-04 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201848668U (en) * | 2010-09-27 | 2011-06-01 | 纬泰机械(上海)有限公司 | Magnetic positioning device of welding work piece |
| CN202344162U (en) * | 2011-11-01 | 2012-07-25 | 郑州宇通客车股份有限公司 | Welding positioner for middle sections of car frames of full-loading type passenger cars |
| CN202716008U (en) * | 2012-08-01 | 2013-02-06 | 江苏文汇钢业工程有限公司 | Welding support for base of wind driven generator |
| CN103331540A (en) * | 2013-06-04 | 2013-10-02 | 张家港市永发机器人科技有限公司 | Clamping tool for welding rectangular guardrail tubes and suspension loops of medical bed |
| CN104249231A (en) * | 2013-06-27 | 2014-12-31 | 锡山区鹅湖慧盾机械厂 | Welding working platform of iron fence door |
| CN204771302U (en) * | 2015-07-06 | 2015-11-18 | 孙振江 | Air conditioner piping anchor clamps |
| CN204843379U (en) * | 2015-07-31 | 2015-12-09 | 中建海峡建设发展有限公司 | Railing production platform |
| CN105382434A (en) * | 2015-11-25 | 2016-03-09 | 重庆旺德福金属结构有限公司 | Equipment for producing bridge guardrail and machining method of equipment |
| CN105382747A (en) * | 2015-12-18 | 2016-03-09 | 天津星马汽车有限公司 | Guard railing pairing positioning device |
| CN205393896U (en) * | 2016-03-16 | 2016-07-27 | 山东省博兴县开元车辆配件有限公司 | Car guardrail welding stent |
| CN205703064U (en) * | 2016-06-20 | 2016-11-23 | 上海振华重工集团（南通）有限公司 | A kind of inclined ladder railing frock |
-
2018
- 2018-09-21 CN CN201811107704.3A patent/CN109202348B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201848668U (en) * | 2010-09-27 | 2011-06-01 | 纬泰机械(上海)有限公司 | Magnetic positioning device of welding work piece |
| CN202344162U (en) * | 2011-11-01 | 2012-07-25 | 郑州宇通客车股份有限公司 | Welding positioner for middle sections of car frames of full-loading type passenger cars |
| CN202716008U (en) * | 2012-08-01 | 2013-02-06 | 江苏文汇钢业工程有限公司 | Welding support for base of wind driven generator |
| CN103331540A (en) * | 2013-06-04 | 2013-10-02 | 张家港市永发机器人科技有限公司 | Clamping tool for welding rectangular guardrail tubes and suspension loops of medical bed |
| CN104249231A (en) * | 2013-06-27 | 2014-12-31 | 锡山区鹅湖慧盾机械厂 | Welding working platform of iron fence door |
| CN204771302U (en) * | 2015-07-06 | 2015-11-18 | 孙振江 | Air conditioner piping anchor clamps |
| CN204843379U (en) * | 2015-07-31 | 2015-12-09 | 中建海峡建设发展有限公司 | Railing production platform |
| CN105382434A (en) * | 2015-11-25 | 2016-03-09 | 重庆旺德福金属结构有限公司 | Equipment for producing bridge guardrail and machining method of equipment |
| CN105382747A (en) * | 2015-12-18 | 2016-03-09 | 天津星马汽车有限公司 | Guard railing pairing positioning device |
| CN205393896U (en) * | 2016-03-16 | 2016-07-27 | 山东省博兴县开元车辆配件有限公司 | Car guardrail welding stent |
| CN205703064U (en) * | 2016-06-20 | 2016-11-23 | 上海振华重工集团（南通）有限公司 | A kind of inclined ladder railing frock |
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| CN109202348A (en) | 2019-01-15 |
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