CN110977302A - Assembling tool and ship hull outer plate non-stacking assembling method - Google Patents
Assembling tool and ship hull outer plate non-stacking assembling method Download PDFInfo
- Publication number
- CN110977302A CN110977302A CN201911387773.9A CN201911387773A CN110977302A CN 110977302 A CN110977302 A CN 110977302A CN 201911387773 A CN201911387773 A CN 201911387773A CN 110977302 A CN110977302 A CN 110977302A
- Authority
- CN
- China
- Prior art keywords
- plate
- plane
- screw rod
- spot welding
- base
- Prior art date
- 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
Links
Images
Classifications
-
- 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
- B23K37/0435—Clamps
Abstract
The embodiment of the invention discloses an assembling tool and a ship hull outer plate code-free assembling method, wherein the assembling tool comprises the following components: the upper surface of the base is a plane; the side plate is vertically arranged on the upper surface of the base, the upper surface is divided into a first plane and a second plane, and a strip-shaped through hole is formed in the side plate; the screw is positioned above the second plane; the clamping plate penetrates through the strip-shaped through hole and is perpendicular to the base, the first end of the clamping plate is located above the first plane, the second end of the clamping plate is located above the second plane, a nut is arranged at the second end of the clamping plate, the nut is sleeved on the screw rod and screwed with the screw rod through screwing the screw rod. When the assembly tool carries out panel concatenation, through revolving to twist the screw rod, locate first panel card between first end and first plane, first panel and first plane laminating, establish second panel card with the screw rod between bottom and the second plane, second panel and second plane laminating, first panel and second panel are located the coplanar.
Description
Technical Field
The invention relates to the technical field of ship machinery, in particular to an assembling tool and a ship hull outer plate code-free assembling method.
Background
In the traditional ship hull outer plate assembling process, operations such as outer plate fixing, position adjustment and the like are completed by means of tools and clamps such as an iron hammer, a crow bar, an iron wedge, a large number of code plates and the like. The use of a large amount of welding code plates can cause the base metal to generate code plate welding scars, increase the damage to the base metal, and cause the surface of the internal cabin wall plate and the surface of the enclosure wall plate to be uneven and poor in appearance quality. Meanwhile, a large amount of working hours and consumables derived from parent metal damage are wasted, so that the working efficiency is low, the labor intensity is high, and the safety coefficient is low.
Disclosure of Invention
The embodiment of the invention provides an assembling tool and a ship hull outer plate non-code assembling method, which are used for solving the technical problems of loss of base materials and poor appearance quality caused by welding code plates in a ship hull outer plate assembling process in the prior art.
In a first aspect, the present invention provides an assembly tool comprising:
the upper surface of the base is a plane;
the side plate is vertically arranged on the upper surface of the base, the upper surface is divided into a first plane and a second plane, and a strip-shaped through hole is formed in the side plate;
the screw is provided with threads with preset lengths and is positioned above the second plane;
the clamping plate penetrates through the strip-shaped through hole and is perpendicular to the base, the first end of the clamping plate is located above the first plane, the second end of the clamping plate is located above the second plane, the second end of the clamping plate is provided with a nut, the nut is sleeved on the screw rod and is screwed with the screw thread on the screw rod, and the clamping plate and the screw rod move relatively in the direction perpendicular to the upper surface of the base by screwing the screw rod.
Optionally, a first surface of the first end opposite to the first plane is a plane, and the first surface is parallel to the first plane.
Optionally, a second surface of the bottom end of the screw rod, which is opposite to the second plane, is a plane, and the second surface is parallel to the second plane.
Optionally, a bolt head is arranged at the top end of the screw rod.
In a second aspect, the invention provides a method for assembling ship hull plates without joints, which comprises the following steps:
laying an outer plate on the skeleton structure, and aligning plate seams;
moving the assembling tool of the first aspect to a first plate and a second plate at uneven plate seams, respectively placing the first plate and the second plate on two sides of the side plate, clamping the first plate between the first end and the first plane by screwing the screw rod, attaching the first plate to the first plane, screwing the screw rod again, clamping the second plate between the bottom end of the screw rod and the second plane, attaching the second plate to the second plane, and enabling the first plate and the second plate to be located on the same plane;
spot welding and fixing the plate seam area between the first plate and the second plate which are adjusted to be on the same plane;
and screwing the screw rod and disassembling the assembling tool.
Optionally, the spot welding and fixing the plate seam area between the first plate and the second plate adjusted to the same plane includes:
and spot welding and fixing the plate seam area between the first plate and the second plate which are adjusted to be on the same plane, wherein the spot welding length range is 100-150 mm, and the spot welding thickness range is 5-6 mm.
Optionally, the method further includes:
and spot welding and fixing the plate seam area which does not need to be adjusted, wherein the spot welding length range is 100-150 mm, the spacing range is 400-500 mm, and the spot welding thickness range is 5-6 mm.
Optionally, the method further includes:
and grinding each section of spot welding, and grinding the head end and the tail end of each section of spot welding into wedges.
One or more technical solutions in the embodiments of the present application have at least one or more of the following technical effects:
an embodiment of the present application provides an assembly tool, including: the upper surface of the base is a plane; the side plate is vertically arranged on the upper surface of the base, the upper surface is divided into a first plane and a second plane, and a strip-shaped through hole is formed in the side plate; the screw is provided with a thread with a preset length and is positioned above the second plane; the clamping plate penetrates through the strip-shaped through hole and is perpendicular to the base, the first end of the clamping plate is located above the first plane, the second end of the clamping plate is located above the second plane, the second end of the clamping plate is provided with a nut, the nut is sleeved on the screw rod and screwed with the screw thread on the screw rod, and the clamping plate and the screw rod move relatively in the direction perpendicular to the upper surface of the base by screwing the screw rod. Furthermore, when assembling uneven plates, the first plate and the second plate are respectively placed on two sides of the side plate, the first plate is clamped between the first end and the first plane by screwing the screw rod, the first plate is attached to the first plane, the second plate is clamped between the bottom end of the screw rod and the second plane, the second plate is attached to the second plane, and the first plate and the second plate are located on the same plane.
Drawings
FIG. 1 is a schematic structural diagram of an assembly tool provided in an embodiment of the present application;
fig. 2 is a schematic view of an assembly tool provided in an embodiment of the present application during assembly of a panel.
Detailed Description
In the technical scheme provided by the embodiment of the application, the assembling tool and the ship hull outer plate non-stacking assembling method are provided, so that the technical problems that welding stacking plates are adopted in the ship hull outer plate assembling process in the prior art, so that the base material is lost and the appearance quality is poor are solved. The assembly tool includes: the upper surface of the base is a plane; the side plate is vertically arranged on the upper surface of the base, the upper surface is divided into a first plane and a second plane, and a strip-shaped through hole is formed in the side plate; the screw is provided with a thread with a preset length and is positioned above the second plane; the clamping plate penetrates through the strip-shaped through hole and is perpendicular to the base, the first end of the clamping plate is located above the first plane, the second end of the clamping plate is located above the second plane, the second end of the clamping plate is provided with a nut, the nut is sleeved on the screw rod and screwed with the screw thread on the screw rod, and the clamping plate and the screw rod move relatively in the direction perpendicular to the upper surface of the base by screwing the screw rod.
In order to better understand the technical solutions, the technical solutions will be described in detail below with reference to the drawings and the specific embodiments of the specification, and it should be understood that the embodiments and specific features of the embodiments of the present invention are detailed descriptions of the technical solutions of the present invention, and are not limitations of the technical solutions of the present invention, and the technical features of the embodiments and examples of the present invention may be combined with each other without conflict.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Examples
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an assembly tool provided in an embodiment of the present application, and fig. 1 is a schematic diagram of the assembly tool provided in the embodiment of the present application when a panel is assembled.
Specifically, the assembling tool in the embodiment is mainly used for assembling the hull outer plates, and when the outer plates are assembled, the outer plates generally need to be spliced and leveled, so that the assembling tool in the embodiment comprises the base 10, and the upper surface of the base 10 is a plane. Still include curb plate 20, set up perpendicularly on the upper surface of base, divide into first plane and second plane with the upper surface, be provided with the bar through-hole on the curb plate. The screw rod 30 is further included, threads with preset lengths are arranged on the screw rod 30, and the screw rod 30 is located above the second plane. Still include cardboard 40, the cardboard is worn to locate the bar through-hole, and is perpendicular with the base, and the first end of cardboard 40 is located first plane top, and the second end of cardboard 40 is located second plane top, and the second end of cardboard is provided with the nut, and the nut cover is established on screw rod 30, and screw thread twist closes on with screw rod 30, and through revolving screw rod 30 soon, cardboard 40 and screw rod 30 along the direction relative motion of perpendicular to base upper surface.
Referring to fig. 2, when the assembling tool performs the plate assembling, the first plate 11 and the second plate 12 are respectively placed on two sides of the side plate 20 of the assembling tool, the first plate 11 is clamped between the first end and the first plane by screwing the screw 30, the first plate 11 is attached to the first plane, the second plate 12 is clamped between the bottom end of the screw 30 and the second plane, and the second plate 12 is attached to the second plane, because the first plane and the second plane are combined to form the upper surface of the base 10, the first plate 11 and the second plate 12 with different heights can be pressed on the same plane, i.e. the upper surface of the base 10, by the assembling tool, the further welding and fixing process of the hull outer plate can be facilitated, so that after the welding and fixing of the hull outer plate is completed, the first end of the clamping plate 40 can be moved upwards by screwing the screw 30, and the bottom end of the screw 30 can also be moved upwards, the assembling tool can be removed, and the non-stacking assembling of the hull plate is realized.
Further, in the present embodiment, a first surface of the first end of the clamping plate 40, which is opposite to the first plane, is a plane, and the first surface is parallel to the first plane, so that when the screw 30 is screwed, the first end of the clamping plate 40 moves toward the first plane, and the first plate can be clamped between the first end of the clamping plate 40 and the first plane of the base more stably.
Similarly, a second surface of the bottom end of the screw 30 with respect to a second plane is also provided as a plane, and the second surface is parallel to the second plane. Thus, when the screw 30 is screwed, the bottom end of the screw 30 moves towards the second plane, and the second plate can be clamped between the bottom end of the screw 30 and the second plane of the base more smoothly.
Further, in the present embodiment, in order to facilitate the operator to screw the screw rod and then perform the plate flattening operation, the top end of the screw rod 30 is provided with a bolt head, so that the operator can screw the screw rod 30 by screwing the bolt head with a wrench. In a specific implementation, the top end of the screw 30 may be configured as another structure for facilitating screwing by an operator, and the embodiment is not limited herein.
Further, in the present embodiment, the side plate 20 is disposed in the central region of the base 10, and divides the upper surface of the base 10 into two planes, the width of the strip-shaped through hole on the side plate 20 is adapted to the thickness of the clamping plate 40 and is slightly greater than the thickness of the clamping plate 40, so that the clamping plate 40 can pass through the strip-shaped through hole, and the clamping plate 40 can be substantially perpendicular to the base, and when the screw 30 is screwed, the screw 30 and the clamping plate 40 move relatively in a direction perpendicular to the base.
Further, in this embodiment, the side panel 20 may be configured in a "wedge-like" shape as shown in fig. 1 and 2, with the first end being a smaller vertical distance from the base than the second end. In this way, the plate can be clamped between the first end and the first plane more quickly, of course, the side plate 20 may also be configured into other shapes, such as a shape similar to a "cross-fold", and in a specific implementation process, the shape of the side plate 20 may be set according to actual needs, and this embodiment is not limited herein.
Further, in this embodiment, the thread on the screw 30 needs to be set long enough so that the first end can contact the first plane when the side plate 20 moves down along the screw 20.
Through the erecting tool that this embodiment provided, when carrying out the uneven panel of height and assembling, need not to adopt the welding sign indicating number board, the erecting tool in this embodiment replaces the welding sign indicating number board, makes the planking weld again after being in the coplanar when assembling, and the planking surfacing of welding out to solve the injury of welding sign indicating number board to the parent metal, planking surface unevenness's defect simplifies the assembly operation simultaneously, improves the operational environment, improves production efficiency, reduction in production cost.
The second embodiment of the present application provides a ship hull outer plate non-stacking assembling method, including:
firstly, preparation before assembly is carried out, and before assembly, an assembler should be familiar with construction drawings and processes carefully to know the technical requirements and quality requirements of products, strictly adhere to the process discipline and assemble the products according to the assembly requirements of the process. All assembling and checking templates, sample rods and sample strips should be qualified and intact by the inspection department, and various measuring tools such as rulers, steel tapes and the like should be qualified by the verification of the measurement department and be in the valid period.
During assembly, first, an outer plate is laid on the skeleton structure, and plate seams are aligned.
Then, the assembling tool in the first embodiment is moved to the first plate and the second plate at the uneven part of the plate seam, the first plate and the second plate are respectively placed on two sides of the side plate, the first plate is clamped between the first end and the first plane by screwing the screw rod, the first plate is attached to the first plane, the screw rod is screwed again, the second plate is clamped between the bottom end of the screw rod and the second plane, the second plate is attached to the second plane, and the first plate and the second plate are located on the same plane.
Referring to fig. 2, when the assembling tool performs the plate assembling, the first plate 11 and the second plate 12 are respectively placed on two sides of the side plate 20 of the assembling tool, the screw 30 is screwed to clamp the first plate 11 between the first end and the first plane, the first plate 11 is attached to the first plane, the second plate 12 is clamped between the bottom end of the screw 30 and the second plane, and the second plate 12 is attached to the second plane, because the first plane and the second plane are combined to form the upper surface of the base 10, the first plate 11 and the second plate 12 with different heights can be pressed on the same plane, that is, the upper surface of the base 10, by the assembling tool, so as to facilitate the further welding and fixing process of the hull outer plate.
Then, the spot welding fixing is performed on the plate seam area between the first plate and the second plate which are adjusted to the same plane, specifically, in the embodiment, when the spot welding fixing is performed on the plate seam area between the first plate and the second plate which are adjusted to the same plane, the range of the spot welding length is 100mm to 150mm, and the range of the spot welding thickness is 5mm to 6 mm.
Further, in the embodiment, the spot welding fixing is performed on the plate seam area which does not need to be adjusted, the spot welding length range is 100 mm-150 mm, the spacing range is 400 mm-500 mm, and the spot welding thickness range is 5 mm-6 mm.
Therefore, the spot welding area can bear tensile load of plates on two sides, instability is avoided, and fusion transition of the main welding line and the spot welding area is enhanced at the spot welding length of 100-150 mm.
The height of the spot welding seam is controlled to be 8mm +/-2 mm, the requirement of subsequent spot welding wedge-shaped processing thickness is met, arc breakdown caused by high current and voltage of a main welding bead is prevented, cracks in backing welding are avoided, and nondestructive testing quality is effectively guaranteed.
After welding is completed, the assembling tool can be removed by screwing the screw rod. Specifically, after the welding and fixing of the hull planking are completed, the first end of the clamping plate can be moved upwards by screwing the screw rod, the bottom end of the screw rod can also be moved upwards, the assembling tool can be removed, and the non-stacking assembly of the hull planking is realized.
Finally, in this embodiment, each segment of spot welding needs to be polished, and the head end and the tail end of each segment of spot welding need to be polished into wedges. Specifically, the head end and the tail end of each section of spot welding are processed in a special 15-25 degree wedge-shaped polishing transition mode, and the wedge-shaped polishing transition mode can effectively eliminate the technical defects of welding and the defects of area welding.
After the assembly process is completed, assembly completion inspection is required, specifically, self-mutual inspection work is required after the outer plate is assembled, and the assembly precision of the outer plate is inspected by using a laser precision instrument, a sample plate, a sample rod and other related measurement inspection tools according to an inspection program so as to ensure the final assembly effect.
According to the method in the embodiment, through the assembling tool in the first aspect, welding code plates are not needed when plates with uneven heights are assembled, the assembling tool in the embodiment replaces the welding code plates, the outer plates are welded after being positioned on the same plane when assembled, and then the outer plates are welded and fixed through a spot welding process, so that the ship body outer plate is assembled in a non-code mode, the surfaces of the welded outer plates are smooth, the problem that the welding code plates damage base materials is solved, the defect that the surfaces of the outer plates are uneven is overcome, the appearance quality of the ship body outer plates is improved, and the blank of the part that steel for domestic structures and high-strength forged steel are welded is filled. Meanwhile, the assembly operation is simplified, the labor efficiency can be improved, raw materials are saved, the production cost is reduced, the operation environment is improved, the production efficiency is improved, and the production cost is reduced.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. An assembly tool, comprising:
the upper surface of the base is a plane;
the side plate is vertically arranged on the upper surface of the base, the upper surface is divided into a first plane and a second plane, and a strip-shaped through hole is formed in the side plate;
the screw is provided with threads with preset lengths and is positioned above the second plane;
the clamping plate penetrates through the strip-shaped through hole and is perpendicular to the base, the first end of the clamping plate is located above the first plane, the second end of the clamping plate is located above the second plane, the second end of the clamping plate is provided with a nut, the nut is sleeved on the screw rod and is screwed with the screw thread on the screw rod, and the clamping plate and the screw rod move relatively in the direction perpendicular to the upper surface of the base by screwing the screw rod.
2. The assembly tool of claim 1, wherein a first surface of the first end opposite the first plane is planar and the first surface is parallel to the first plane.
3. The assembly tool of claim 1, wherein a second surface of the bottom end of the threaded rod that is opposite the second plane is planar and parallel to the second plane.
4. The assembly tool of claim 1, wherein the top end of the threaded rod is provided with a bolt head.
5. A ship hull outer plate non-code assembling method is characterized by comprising the following steps:
laying an outer plate on the skeleton structure, and aligning plate seams;
moving the assembling tool of any one of claims 1 to 4 to a first plate and a second plate at uneven plate gap positions, respectively placing the first plate and the second plate on two sides of the side plate, clamping the first plate between the first end and the first plane by screwing the screw rod, attaching the first plate to the first plane, screwing the screw rod, clamping the second plate between the bottom end of the screw rod and the second plane, attaching the second plate to the second plane, and enabling the first plate and the second plate to be located on the same plane;
spot welding and fixing the plate seam area between the first plate and the second plate which are adjusted to be on the same plane;
and screwing the screw rod and disassembling the assembling tool.
6. The method of claim 5, wherein the spot welding the seam area between the first and second plate members adjusted to the same plane comprises:
and spot welding and fixing the plate seam area between the first plate and the second plate which are adjusted to be on the same plane, wherein the spot welding length range is 100-150 mm, and the spot welding thickness range is 5-6 mm.
7. The method of claim 5, wherein the method further comprises:
and spot welding and fixing the plate seam area which does not need to be adjusted, wherein the spot welding length range is 100-150 mm, the spacing range is 400-500 mm, and the spot welding thickness range is 5-6 mm.
8. The method of any one of claims 5-7, further comprising:
and grinding each section of spot welding, and grinding the head end and the tail end of each section of spot welding into wedges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911387773.9A CN110977302A (en) | 2019-12-30 | 2019-12-30 | Assembling tool and ship hull outer plate non-stacking assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911387773.9A CN110977302A (en) | 2019-12-30 | 2019-12-30 | Assembling tool and ship hull outer plate non-stacking assembling method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110977302A true CN110977302A (en) | 2020-04-10 |
Family
ID=70078593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911387773.9A Pending CN110977302A (en) | 2019-12-30 | 2019-12-30 | Assembling tool and ship hull outer plate non-stacking assembling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110977302A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799943A (en) * | 2021-09-23 | 2021-12-17 | 沪东中华造船(集团)有限公司 | Method for assembling steel plate without horse plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6349869B1 (en) * | 2000-08-04 | 2002-02-26 | Mcbee David | Welding clamp |
| CN204545777U (en) * | 2015-01-22 | 2015-08-12 | 启东丰顺船舶重工有限公司 | A kind of splicing board tooling peculiar to vessel |
| CN204584570U (en) * | 2015-02-03 | 2015-08-26 | 江门市南洋船舶工程有限公司 | A kind of block assembly closes up mouth or jigsaw weld seam control code plate |
| CN107052668A (en) * | 2017-03-30 | 2017-08-18 | 江门市南洋船舶工程有限公司 | Code frock and board joint method are drawn in board material splice positioning |
| CN107985503A (en) * | 2017-11-30 | 2018-05-04 | 广船国际有限公司 | A kind of asymmetrical hull structure outside plate moulding bed design method |
| CN209551017U (en) * | 2019-03-20 | 2019-10-29 | 安徽富煌钢构股份有限公司 | A kind of steel pipe docking bar straightening mechanism |
-
2019
- 2019-12-30 CN CN201911387773.9A patent/CN110977302A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6349869B1 (en) * | 2000-08-04 | 2002-02-26 | Mcbee David | Welding clamp |
| CN204545777U (en) * | 2015-01-22 | 2015-08-12 | 启东丰顺船舶重工有限公司 | A kind of splicing board tooling peculiar to vessel |
| CN204584570U (en) * | 2015-02-03 | 2015-08-26 | 江门市南洋船舶工程有限公司 | A kind of block assembly closes up mouth or jigsaw weld seam control code plate |
| CN107052668A (en) * | 2017-03-30 | 2017-08-18 | 江门市南洋船舶工程有限公司 | Code frock and board joint method are drawn in board material splice positioning |
| CN107985503A (en) * | 2017-11-30 | 2018-05-04 | 广船国际有限公司 | A kind of asymmetrical hull structure outside plate moulding bed design method |
| CN209551017U (en) * | 2019-03-20 | 2019-10-29 | 安徽富煌钢构股份有限公司 | A kind of steel pipe docking bar straightening mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799943A (en) * | 2021-09-23 | 2021-12-17 | 沪东中华造船(集团)有限公司 | Method for assembling steel plate without horse plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103321296B (en) | Annular double-layer truss and manufacture method thereof | |
| CN104695624B (en) | Processing technology for large-cross-section box column | |
| US6976343B2 (en) | Compressive flange sinusoidal structural member | |
| JP6266380B2 (en) | H-shaped steel groove processing method and groove processing apparatus | |
| CN110977302A (en) | Assembling tool and ship hull outer plate non-stacking assembling method | |
| DE102017207351A1 (en) | NEW CONFIGURABLE BRACKET FOR WELDING | |
| CN111055007B (en) | Static shaft shoulder friction stir welding device and method for T-shaped joint | |
| CN205764613U (en) | Composite cable bridge-rack bonding machine | |
| CN203484820U (en) | Welding clamp plate | |
| CN204019045U (en) | A kind of welding tool setup | |
| EP2908961B1 (en) | Press brake | |
| CN204584615U (en) | Assembly tooling is fixed in a kind of single welding jigsaw leveling gap | |
| CN215469244U (en) | Welding workbench | |
| CN116275909A (en) | Manufacturing method of heavy round square variable diameter node | |
| CN113399881B (en) | Top cover framework and skin assembly welding tool | |
| CN203853708U (en) | Dual steel-wheel roller cross beam splicing fixture | |
| CN114289919A (en) | Welding process for traction, bolster and buffering of lightweight aluminum alloy vehicle body | |
| CN107023118B (en) | Cross-shaped steel column for truss layer and machining process of cross-shaped steel column | |
| CN108381128B (en) | Manufacturing method of I-shaped weather-resistant steel edge girder with lifting point penetrating out | |
| CN207840533U (en) | A kind of steering wheel fixing bracket welding positioning tool | |
| Fiedler et al. | Laser Welding Process Development for Jigless Joining of a Low-Cost Battery Pack Housing | |
| CN220221087U (en) | Boats and ships curved surface plate splicing apparatus | |
| CN213359448U (en) | Steel structure posture adjusting tool | |
| CN211219073U (en) | Cutting profiling tool | |
| CN110860768A (en) | Welding process for large beam rail bearing beam and square steel rail of track crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |