Welding clamp tool

Abstract

The utility model relates to a welding clamp tool, which relates to the technical field of welding of three-side fixed corner fittings of a liquid cargo containment system in an LNG (liquefied natural gas) ship, and comprises a bracket, a deck plate, a side panel, a support plate, a bottom surface locking device and a pressing device, the upper surface of the bracket is connected with the countertop, and the bottom surface locking devices are mounted on the left side and the right side of the upper surface of the countertop; the side panel is vertically connected to the position, located below one end of the deck plate, of the support, the section of the side panel is shaped like a reversed V, and the supporting plate is vertically connected to the lower end of the side panel; the pressing device is installed on the support, and a pressing panel of the pressing device points to the side panel. The clamp tool has the advantages that the welding stability and the welding efficiency of the three-face fixing corner fitting are improved, and therefore the production efficiency of the three-face fixing corner fitting is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to LNG ship inner liquid goods containment system's three fixed corner piece welding technical field, more specifically, relate to a kind of welding fixture tooling. BACKGROUND

[0002] LNG ship is internationally recognized high technology, high difficulty, high value-added "three high" product, LNG ship is the special ship of liquefied gas transportation at-162 ℃ low temperature, it is a kind of "offshore super freezer car", and it is praised as the "crown of the world shipbuilding pearl".

[0003] LNG ship liquid cargo hold containment system is the most core technology of LNG ship, and the main function of liquid cargo containment system is to store LNG goods with liquid temperature-162 ℃.

[0004] Liquid cargo containment system is the isolation barrier and thermal insulation system of liquid cargo hold, wherein the liquid cargo hold is composed of primary and secondary two layers of thermal insulation layer and corresponding two protective films, the insulation layer is composed of multiple insulation boxes, and the protective film is invar material known as "invariable steel". Primary and secondary insulation layers effectively insulate to maintain the temperature of goods in the cabin during transportation. Ammonia is filled in during normal loading to ensure safety. In addition, there is a liquid bend roof and a gas bend roof, which are used for loading and unloading of LNG goods and recycling of gas.

[0005] The main functions of liquid cargo containment system are as follows: 1. completely dense metal film ensures no leakage of LNG; 2. good thermal insulation capacity to avoid cooling of the ship body and loss of strength and toughness.

[0006] At present, when the insulation board of LNG ship inner liquid goods containment system is attached to the inner wall of LNG ship inner liquid goods containment system, it is easy to fall off and cause unstable connection, so three fixed corner pieces are used to connect and fix the insulation boards. However, there is no specific welding fixture tooling for three fixed corner pieces, which causes low production efficiency and low welding quality of three fixed corner pieces.

[0007] The foregoing narrative is to provide general background information and does not necessarily constitute prior art. CONTENT OF THE UTILITY MODEL

[0008] The utility model aims to provide a kind of welding fixture tooling, which improves the stability and efficiency of three fixed corner piece welding, and improves the production efficiency of three fixed corner piece.

[0009] The utility model provides a kind of welding fixture tool, including support, table panel, side panel, support plate, bottom surface locking device and compression device;The upper surface of the support is connected with the table panel, and the bottom surface locking device is mounted on the left and right sides of the upper surface of the table panel;The side panel is vertically connected below the end of the table panel on the support, and the cross section of the side panel is in the shape of, and the support plate is vertically connected to the lower end of the side panel;The compression device is installed on the support, and the compression panel of the compression device is directed to the side panel.

[0010] The bottom plate for welding the three-face fixed corner piece is placed on the table panel, and is locked and fixed by the bottom surface locking device;The side plate in the shape of for welding the three-face fixed corner piece is placed on the support plate and is attached to the side panel, and the side plate and the bottom plate are compressed by the compression device, and are welded by the spot welding equipment.

[0011] Further, the bottom surface locking device includes locking studs, first handles and locking pieces;First threaded holes are provided on the left and right sides of the upper surface of the table panel, the end of the locking stud is fixedly connected with the first handle, a waist-shaped hole is provided on the locking piece, and the locking stud passes through the waist-shaped hole and the first threaded hole to be connected.

[0012] When used, the bottom plate for welding the three-face fixed corner piece is placed on the table panel, and the edge of the bottom plate is pressed by the locking piece, the first handle is rotated, and the locking piece is pressed to the bottom plate by the locking stud.

[0013] Further, the compression device includes compression panels, fixed plates, adjusting plates, adjusting studs and second handles;The cross section of the compression panel is in the shape of, the two ends of the compression panel are vertically connected with the fixed plates, the other end of the fixed plate is vertically connected with the adjusting plate, and a second threaded hole is provided on the adjusting plate;A threaded tube is connected to one side of the support, the fixed plate on the upper end of the compression panel is overlapped on the left and right sides of the support, the adjusting stud passes through the threaded tube and the second threaded hole respectively, and the adjusting stud is threadedly connected with the threaded tube and the second threaded hole respectively;The second handle is connected to the end of the adjusting stud, and the compression panel is located in front of the side panel.

[0014] When used, the side plate in the shape of for welding the three-face fixed corner piece is placed on the support plate and is attached to the side panel, the second handle is rotated, the compression panel moves forward under the driving of the adjusting stud, and is compressed on the side plate;Then, the bottom plate and the side plate are welded by the spot welding equipment.

[0015] Further, the welding fixture tool further comprises a height adjusting plate, a height supporting stud and a third handle; the height adjusting plate is vertically connected to the both sides of the supporting plate at the lower end of the side plate, the third threaded hole is arranged on the height adjusting plate, the height supporting stud is connected with the third threaded hole, and the third handle is connected to the end of the height supporting stud.

[0016] By adopting the technical scheme, when the height of the side plate of the three-face fixed corner piece needs to be adjusted, the third handle is only needed to be rotated, and the height supporting stud is used to push the side plate to adjust the welding height.

[0017] Further, the welding fixture tool further comprises a spacer, and the spacer is connected to the top corner of the tabletop.

[0018] Further, the welding fixture tool further comprises a spacer, and the spacer is connected to the top corner of the tabletop.

[0019] Further, the welding fixture tool further comprises a storage box, and the storage box is arranged below the tabletop on the support.

[0020] The welding fixture tool has the advantages that when the three-face fixed corner piece is welded, the bottom plate is placed on the tabletop, and the bottom plate is locked and fixed through the bottom surface locking device; the side plate is placed on the supporting plate and is attached to the side plate, the side plate and the bottom plate are pressed through the pressing device, and welding is performed through the spot welding equipment; the welding fixture tool improves the stability and efficiency of the three-face fixed corner piece welding, thereby improving the production efficiency of the three-face fixed corner piece. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The welding fixture tool is provided for the embodiment of the utility model.

[0022] Figure 2 The welding fixture tool is provided for the embodiment of the utility model. Figure 1 The welding fixture tool is provided for the embodiment of the utility model.

[0023] Figure 3 The welding fixture tool is provided for the embodiment of the utility model. Figure 1 The welding fixture tool is provided for the embodiment of the utility model.

[0024] Figure 4 The welding fixture tool is provided for the embodiment of the utility model. Figure 1 The welding fixture tool is provided for the embodiment of the utility model.

[0025] Figure 5 The welding fixture tool is provided for the embodiment of the utility model. Figure 1 The welding fixture tool is provided for the embodiment of the utility model.

[0026] Figure 6 As Figure 1 Another perspective view of the structure of the pressing device of the welding fixture tool.

[0027] Figure 7 As Figure 1 The top view of the structure of the welding fixture tool.

[0028] The reference signs and components involved in the drawings are as follows:

[0029] 100, support 110, storage box 200, table panel

[0030] 210, first threaded hole 220, limiting block 230, gasket

[0031] 300, side panel 400, support plate 500, bottom locking device

[0032] 510, locking stud 520, first handle 530, locking piece

[0033] 540, waist-shaped hole 600, pressing device 610, pressing panel

[0034] 620, fixed plate 630, adjusting plate 640, adjusting stud

[0035] 650, second handle 660, second threaded hole 670, threaded tube

[0036] 700, height adjusting plate 710, third threaded hole 800, height support stud

[0037] 900, third handle DETAILED DESCRIPTION

[0038] The specific embodiments of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0039] The terms "first", "second", "third", "fourth" and the like in the specification and claims of the utility model are used to distinguish similar objects, and do not have to be used to describe a specific order or sequence.

[0040] Example 1

[0041] Figure 1 The structure diagram of the welding fixture tool provided by the utility model embodiment, Figure 2 As Figure 1 Another perspective view of the structure of the welding fixture tool, Figure 3 As Figure 1 The structure diagram of the support of the welding fixture tool,Figure 4 For Figure 1 The structure diagram of the bottom locking device of the welding fixture, Figure 5 For Figure 1 The structure diagram of the pressing device of the welding fixture, Figure 6 For Figure 1 Another view of the structure diagram of the pressing device of the welding fixture, Figure 7 For Figure 1 The structure diagram of the welding fixture from the top. Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 The welding fixture provided by the embodiment of the utility model, welding fixture, characterized by, including support 100, table panel 200, side panel 300, support plate 400, bottom locking device 500 and pressing device 600, the upper surface of support 100 is connected with table panel 200, and bottom locking device 500 is installed on the left and right sides of the upper surface of table panel 200, and the vertical connection of side panel 300 is arranged below the one end of table panel 200 on support 100, the section of side panel 300 is in the shape of, and the vertical connection of support plate 400 is arranged at the lower end of side panel 300, and pressing device 600 is installed on support 100, and the pressing surface plate 610 of pressing device 600 points to side panel 300.

[0042] It should be noted that, in use, the bottom plate for welding the three-face fixed corner part is placed on table panel 200 and is locked and fixed by bottom locking device 500, and the side plate in the shape of for welding the three-face fixed corner part is placed on support plate 400 and is attached to side panel 300, and the side plate and the bottom plate are pressed by pressing device 600, and are welded by spot welding equipment.

[0043] The fixture of the utility model improves the stability and the efficiency of welding of the three-face fixed corner part, thereby improving the efficiency of production of the three-face fixed corner part.

[0044] Further referring to Figure 4 The bottom locking device 500 of the utility model includes locking stud 510, first handle 520 and locking sheet 530, first threaded hole 210 is arranged on the left and right sides of the upper surface of table panel 200, the end of locking stud 510 is fixedly connected with first handle 520, waist-shaped hole 540 is arranged on locking sheet 530, and locking stud 510 passes through waist-shaped hole 540 and first threaded hole 210 and is connected.

[0045] It should be noted that, in use, the bottom plate for welding the three-side fixed corner piece is placed on the table plate 200, the edge of the bottom plate is pressed by the locking piece 530, the first handle 520 is rotated, and the locking piece 530 is driven by the locking stud 510 to press the bottom plate.

[0046] Further referring to Figure 5 、 Figure 6 The utility model discloses a pressing device 600, including fixed plate 620, adjusting plate 630, adjusting stud 640 and second handle 650, the section of pressing panel 610 is \ type, both ends of pressing panel 610 are connected with fixed plate 620 perpendicularly, the other end of fixed plate 620 is connected with adjusting plate 630 perpendicularly, and second threaded hole 660 is equipped on adjusting plate 630, and one side of support 100 is connected with threaded pipe 670, and the fixed plate 620 of the upper end of pressing panel 610 is overlapped on the both sides of support 100, adjusting stud 640 passes through threaded pipe 670 and second threaded hole 660 respectively, and adjusting stud 640 is connected with threaded pipe 670 and second threaded hole 660 respectively by screw thread, and the second handle 650 is connected in the end of adjusting stud 640, and pressing panel 610 is located at the front of side panel 300.

[0047] It should be noted that, in use, the \ type side plate for welding the three-side fixed corner piece is placed on the support plate 400 and is attached to the side panel 300, the second handle 650 is rotated, the pressing panel 610 is moved forward under the driving of the adjusting stud 640, and is pressed on the side plate, and then the bottom plate and the side plate are welded by the spot welding equipment.

[0048] Further referring to Figure 1 、 Figure 3 The utility model discloses a welding fixture tool still includes height adjusting plate 700, height support stud 800 and third handle 900, and the lower end of side panel 300 is connected with height adjusting plate 700 perpendicularly on the both sides of support plate 400, third threaded hole 710 is equipped on height adjusting plate 700, height support stud 800 is connected with third threaded hole 710, and third handle 900 is connected in the end of height support stud 800.

[0049] It should be noted that when the height of the side plate of the three-side fixed corner piece needs to be adjusted, the third handle 900 is rotated, and the side plate is pushed to adjust the welding height by the height support stud 800.

[0050] As Figure 1As shown, the utility model discloses a table panel 200 still includes spacing block 220, two spacing block 220 are connected on the upper surface of table panel 200.When the bottom plate of three fixed corner pieces is placed on the table panel 200, the bottom plate is clamped between two spacing block 220.

[0051] As Figure 1 As shown, the utility model discloses a welding fixture tool still includes gasket 230, gasket 230 is connected on the top corner of table panel 200.

[0052] Need to explain, the design of gasket 230 makes the bottom plate of three fixed corner pieces in the process of pressing, will present certain arc, when welding ends cooling, avoid cooling deformation.

[0053] Further, the utility model discloses a welding fixture tool still includes storage box 110, is arranged on the support 100 below table panel 200 storage box 110.

[0054] Based on the foregoing description can know, the utility model has the advantages that:

[0055] The utility model discloses a welding fixture tool, when using, the bottom plate for welding three fixed corner pieces is placed on table panel 200, and is locked fixed through bottom surface locking device 500;The type side plate for welding three fixed corner pieces is placed on support plate 400, and is attached on side panel 300, and is pressed between side plate and bottom plate through pressing device 600, and is welded through spot welding equipment;The fixture tool of the utility model improves the stability of three fixed corner pieces welding and the efficiency of welding, thereby improves the efficiency of three fixed corner pieces production.

[0056] The above described, only for the specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any familiar with the technical field of the technical personnel in the utility model discloses the technical range, can easily think of change or replacement, all should cover in the protection scope of the utility model. Therefore, the protection scope of the utility model should be the protection scope of the claim.

Claims

1. A welding fixture tool, characterized by, The welding fixture tool comprises a support (100), a table board (200), a side board (300), a support board (400), a bottom surface locking device (500) and a pressing device (600); The upper surface of the support (100) is connected with the table board (200), and the bottom surface locking device (500) is installed on the left and right sides of the upper surface of the table board (200); the side board (300) is vertically connected below one end of the table board (200) on the support (100), and the cross section of the side board (300) is in the shape of a triangle; the support board (400) is vertically connected to the lower end of the side board (300); The pressing device (600) is installed on the support (100), and the pressing surface of the pressing device (600) is directed to the side board (300).

2. The welding fixture of claim 1, wherein, The bottom surface locking device (500) comprises a locking stud (510), a first handle (520) and a locking sheet (530); First threaded holes (210) are arranged on the left and right sides of the upper surface of the table board (200), the end of the locking stud (510) is fixedly connected with the first handle (520), a waist-shaped hole (540) is arranged on the locking sheet (530), and the locking stud (510) is connected through the waist-shaped hole (540) and the first threaded hole (210).

3. The welding fixture of claim 1, wherein, The pressing device (600) comprises a pressing surface (610), a fixed plate (620), an adjusting plate (630), an adjusting stud (640) and a second handle (650); The cross section of the pressing surface (610) is in the shape of a triangle, the two ends of the pressing surface (610) are vertically connected with the fixed plate (620), the other end of the fixed plate (620) is vertically connected with the adjusting plate (630), and a second threaded hole (660) is arranged on the adjusting plate (630); A threaded pipe (670) is connected to one side of the support (100), the fixed plate (620) of the upper end of the pressing surface (610) is overlapped on the left and right sides of the upper surface of the support (100), the adjusting stud (640) is respectively threaded through the threaded pipe (670) and the second threaded hole (660), and the adjusting stud (640) is respectively screwed with the threaded pipe (670) and the second threaded hole (660); The end of the adjusting stud (640) is connected with the second handle (650), and the pressing surface (610) is located in front of the side board (300).

4. The welding fixture of claim 1, wherein, The welding fixture tool further comprises a height adjusting plate (700), a height support stud (800) and a third handle (900); The height adjusting plate (700) is vertically connected to the left and right sides of the support board (400) at the lower end of the side board (300), a third threaded hole (710) is arranged on the height adjusting plate (700), the height support stud (800) is connected with the third threaded hole (710), and the end of the height support stud (800) is connected with the third handle (900).

5. The welding fixture of claim 1, wherein, The table panel (200) further comprises a limiting block (220), two limiting blocks (220) are connected on the upper surface of the table panel (200).

6. The welding fixture of claim 1, wherein, The welding fixture further comprises a gasket (230), and the gasket (230) is connected at the top corner of the upper surface of the table panel (200).

7. The welding fixture of claim 1, wherein, The welding fixture further comprises a storage box (110), and the storage box (110) is arranged below the table panel (200) on the support (100).

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