CN208528385U - A kind of large size adjustable frame structure welding fixture - Google Patents

A kind of large size adjustable frame structure welding fixture Download PDF

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Publication number
CN208528385U
CN208528385U CN201820562667.4U CN201820562667U CN208528385U CN 208528385 U CN208528385 U CN 208528385U CN 201820562667 U CN201820562667 U CN 201820562667U CN 208528385 U CN208528385 U CN 208528385U
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fixed
positioning
pressing
fixture
quick
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王殿君
刘立恒
赵杰
陈亚
邵湛惟
李欢欢
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Beijing Institute of Petrochemical Technology
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Beijing Institute of Petrochemical Technology
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Abstract

The utility model discloses a kind of large-scale adjustable frame structure welding fixtures, including fixture base, quick change construction, fixed cell, pressing device, positioning device and workpiece, pedestal is made of square frame, guide rail, quick change construction is made of quick-release connector, connecting plate and reinforcing rib, fixed cell is made of crossbeam fixed cell and stringer fixed cell, pressing device includes that cylinder and replaceable briquetting, positioning device are made of positioning plate and sliding bottom, and workpiece includes crossbeam and stringer.The large size adjustable frame structure welding fixture combines the welding fixture of the welding workstation used now to carry out the innovative design in structure, realizes load-carrying 1500kg using overturning positioner.Quick-changing mechanism can be such that different fixtures disassembles and installs on overturning positioner, so that the installation and replacement of fixture are more easy.

Description

A kind of large size adjustable frame structure welding fixture
Technical field
The utility model relates to a kind of welding fixture of automatic robot's welding workstation more particularly to a kind of large size are adjustable Formula frame structure welding fixture.
Background technique
Welding has a very wide range of application in the industrial production, and the title of " tailor " that has industry to manufacture is widely used in vapour In the industries such as vehicle, shipbuilding, aerospace, petrochemical industry, machine-building, energy source and power.It is often deposited in previous welding product In open defects such as burr, slag inclusions and the manufacturing defect such as loose, stomata, crackle are welded, solve these manufacturing issues, it is basic Method is to prevent the misoperation of welder in process of production.Due to labor shortage, it is manually-operated unstable and The reasons such as the automation equipments cost such as welding robot decline, manufacturing business is automatic welding work station and automation Choosing of the production line as the economy for improving the performance of enterprises and competitiveness.The prior art generally uses this component of human weld, effect Rate is low, and security risk is big, large labor intensity.
And the fixture welding workstation used now more or less all comes with some shortcomings, such as application number 201510783553.3 Chinese patent literature disclose a kind of hydraulically operated fixture of welding robot workstation, although the program It is simple to realize structure, securely and reliably, moreover it is possible to realize the overturning of workpiece, it is easy to use.But its adaptation workpiece ability is limited, cannot Meet the clamping of a variety of different size workpiece, there is limitation.
Utility model content
The purpose of the utility model is to provide a kind of large-scale adjustable frame structure welding fixtures.
The purpose of this utility model is achieved through the following technical solutions:
The large-scale adjustable frame structure welding fixture of the utility model, including fixture base 1, quick change construction 2, fixed list Member 3, compressing unit 4, positioning unit 5, workpiece 6 and positioner 7;
The workpiece 6 includes upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4, by the fixed cell 3, positioning unit 4 and 5 collective effect of compressing unit are fixed on clamp body, wherein left stringer 6-3 and right vertical beam 6-4 is perpendicular The upward freedom degree of histogram is compressed by upper beam 6-1, lower beam 6-2 and is realized, upper beam 6-1, lower beam 6-2 left and right directions Freedom degree is compressed by positioning unit 5 and is realized;
The fixed cell 3 is by upper fixed device 3-1, lower fixed device 3-2, left fixed device 3-3, right fixed device 3- 4 compositions.Wherein, upper fixed device 3-1, lower fixed device 3-2 clamp dress by fixed cross beam 3-1-1, adjustable spring plunger It sets 3-1-2, housing screw 3-1-3 and slippery fellow 3-1-4 composition, foxy 3-1-4 is installed in guide-track groove 1-5.Left fixed device 3- 3, right fixed device 3-4 is by fixed stringer 3-3-1, sliding slot 3-3-2, adjustable spring plunger clamping device 3-1-2 and compression Screw 3-1-3 composition, sliding slot 3-3-2 are installed on guide rail 1-2.Upper fixed device 3-1, lower fixed device 3-2 are respectively used to work The fixation of upper beam 6-1, lower beam 6-2 in part 6, so that upper beam 6-1, lower beam 6-2 are with upper fixed device 3- 1, lower solid Determine device 3-2 to slide together.It is vertical that left fixed device 3-3, right fixed device 3-4 are respectively used to left stringer 6-3 and the right side in workpiece 6 The fixation of beam 6-4, so that left stringer 6-3 and right vertical beam 6-4 is slided together with left fixed device 3-3, right fixed device 3-4. Upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4 are in upper fixed device 3-1, lower fixed device 3-2, left fixation Specific fixed form on device 3-3, right fixed device 3-4 is to be consolidated by adjustable spring plunger clamping device 3-1-2 It is fixed.Adjustable spring plunger clamping device 3-1-2 is adapted to different shape and various sizes of upper beam 6- 1, lower beam 6- 2, the fixation of left stringer 6-3 and right vertical beam 6-4;
The fixture base 1 is made of square frame 1-1, guide rail 1-2, attachment beam 1-3, guide supporting beam 1-4, wherein side The side shape frame 1-1 opens up guide-track groove 1-5, and guide rail 1-2 is welded on guide supporting beam 1-4 by welding manner, attachment beam 1- 3 are welded on square frame 1-1.Wherein, guide rail 1-2 is used to carry left fixed cell 3-3, right fixed cell 3-4, left positioning dress It sets 5-1 and right positioning device 5-2 slides on, guide rail 1-2 material selection cast iron or rigid material improve wearability.Guide-track groove 1- 5 lower side tabs divide positioning of the 1-5-1 for fixed cross beam 3-1-1, and specific localization method is to be pushed up by housing screw 3-1- 3 Divide on 1-5-1 in lower side tabs and realize, block 1-5-2 is equipped in guide-track groove 1-5 to prevent housing screw 3-1-3 loosening from leading Device 3-1 is fixed in cause to fall off;
The quick change construction 2 mainly includes fixture quick-release connector 2-1, positioner quick-release connector 2-2 and connection bolt 2-3 group At the quick connection of different clamp bodies Yu positioner 7 may be implemented, it is inconvenient to greatly reduce when replacing fixture bring.It is described Fixture quick-release connector 2-1 is welded on the outside of 1 square frame 1-1 of fixture base, and both ends are respectively distributed one, positioner quick-release connector 2- 2 carry for positioner itself, are connected two quick-release connectors by connection bolt 2-3, so that replacement clamp body is more convenient, it can To avoid other devices on change work station when replacement clamp body;
The compressing unit 4 includes upper right pressing device 4-1, upper left pressing device 4-2, upper left pressing device 4-3 and a left side Lower pressing device 4-4 composition, wherein four pressing devices are made of cylinder 4-1-1 and briquetting 4-1-2, wherein cylinder 4-1-1 And briquetting 4-1-2 can replace to adapt to different dimension workpieces.Upper right pressing device 4-1, upper left pressing device 4-2 pass through bolt Connection, is fixed on attachment beam 1-3, the distance between two pressing devices can be beaten on attachment beam 1-3 according to the actual situation Hole installation.Upper left pressing device 4-3 and lower-left pressing device 4-4, which is bolted, to be fixed on the square frame 1-1 of left side;
The positioning unit 5 is made of left positioning device 5-1 and right positioning device 5-2, and two positioning device structures are identical, It is made of small locating piece 5-1-1, positioning beam 5-1-2, big locating piece 5-1-3, sliding slot 3-3-2 and housing screw 3-1-3, In, sliding slot 3-3-2 is mounted on guide rail 1-2, so that left positioning device 5-1 and right positioning device 5-2 is being led with sliding slot 3-3-2 It slides and slides on rail 1-2, left positioning device 5-1 and right positioning device 5-2 are located in and are led by rotatably compressing screw 3-1-3 On rail 1-2.
Large size provided by the embodiment of the utility model is adjustable it can be seen from above-mentioned technical solution provided by the utility model Formula frame structure welding fixture, can satisfy the clamping of a variety of different workpieces, clamping rapid and convenient, adapt to workpiece ability it is strong, at This is suitable for, practical application value is high.Solving human weld's misoperation bring error and existing fixture cannot fit very well The problems such as answering workpiece size size.
Detailed description of the invention
Fig. 1 is that the structural schematic diagram of large-scale adjustable frame structure welding fixture provided by the embodiment of the utility model (is bowed View);
Fig. 2, Fig. 3 are respectively that 1 structural schematic diagram of fixture base (axonometric drawing), guide-track groove 1-5 of the utility model are locally put Big figure (axonometric drawing);
Fig. 4 is 2 structural schematic diagram of quick change construction (axonometric drawing) of the utility model
Fig. 5, Fig. 6, Fig. 7 are respectively 3 structural schematic diagram of fixed cell (top view) of the utility model, upper fixed device 3-1 structural schematic diagram (axonometric drawing), left fixed device 3-3 structural schematic diagram (axonometric drawing);
Fig. 8, Fig. 9 are respectively 4 structural schematic diagram of compressing unit (top view) of the utility model, upper left pressing device 4-1 Structural schematic diagram (axonometric drawing);
Figure 10, Figure 11 are respectively 5 structural schematic diagram of positioning unit (top view) of the utility model, left positioning unit 5-1 Structural schematic diagram (axonometric drawing);
Figure 12 is 6 structural schematic diagram of workpiece (axonometric drawing) of the utility model;
Figure 13 is the overall structure diagram (axonometric drawing) of the embodiments of the present invention.
Specific embodiment
The utility model embodiment will be described in further detail below.Do not make in the utility model embodiment in detail The content of description belongs to the prior art well known to professional and technical personnel in the field.
The large-scale adjustable frame structure welding fixture of the utility model, preferable specific embodiment such as Fig. 1 to figure Shown in 13:
Including fixture base 1, quick change construction 2, fixed cell 3, compressing unit 4, positioning unit 5, workpiece 6 and positioner 7;
The workpiece 6 includes upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4, by the fixed cell 3, positioning unit 4 and 5 collective effect of compressing unit are fixed on clamp body, wherein left stringer 6-3 and right vertical beam 6-4 is perpendicular The upward freedom degree of histogram is compressed by upper beam 6-1, lower beam 6-2 and is realized, upper beam 6-1, lower beam 6-2 are in the horizontal direction On freedom degree press 5 consolidations existing by positioning unit;
The fixed cell 3 includes upper fixed device 3-1, lower fixed device 3-2, left fixed device 3-3, right fixed device 3- 4, fixed device 3-1, lower fixed device 3-2 are by fixed cross beam 3-1-1, adjustable spring plunger clamping device 3- 1-2, housing screw 3-1-3 and slippery fellow 3-1-4 composition, foxy 3-1-4 are installed in guide-track groove 1-5.Left fixed device 3-3, Right fixed device 3-4 is by fixed stringer 3-3-1, sliding slot 3-3-2, adjustable spring plunger clamping device 3-1-2 and compresses spiral shell 3-1-3 composition is followed closely, sliding slot 3-3-2 is installed on guide rail 1-2, and upper fixed device 3-1, lower fixed device 3-2 are respectively used to workpiece 6 In upper beam 6-1, lower beam 6-2 fixation so that upper beam 6-1, lower beam 6-2 with upper fixed device 3-1, lower fixed fill 3-2 is set to slide together.Left fixed device 3-3, right fixed device 3-4 are respectively used to left stringer 6-3 and right vertical beam 6-4 in workpiece 6 Fixation so that left stringer 6-3 and right vertical beam 6-4 is slided together with left fixed device 3-3, right fixed device 3-4.Upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4 are in upper fixed device 3-1, lower fixed device 3-2, left fixed device 3- 3, the specific fixed form on right fixed device 3-4 is to be fixed by adjustable spring plunger clamping device 3-1-2.It can Mode spring-loaded plunger clamping device 3-1-2 is adapted to different shape and various sizes of upper beam 6-1, lower beam 6-2, Zuo Zong The fixation of beam 6-3 and right vertical beam 6-4;
The fixture base 1 includes square frame 1-1, guide rail 1-2, attachment beam 1-3, guide supporting beam 1-4, wherein rectangular The side frame 1-1 opens up guide-track groove 1-5, and guide rail 1-2 is welded on guide supporting beam 1-4 by welding manner, attachment beam 1-3 It is welded on square frame 1-1.Wherein, guide rail 1-2 is used to carry left fixed cell 3-3, right fixed cell 3-4, left positioning dress It sets 5-1 and right positioning device 5-2 slides on, guide rail 1-2 material selection cast iron or rigid material improve wearability.Guide-track groove 1- 5 lower side tabs divide positioning of the 1-5-1 for fixed cross beam 3-1-1, and specific localization method is to be pushed up by housing screw 3-1-3 Divide on 1-5-1 in lower side tabs and realize, block 1-5-2 is equipped in guide-track groove 1-5 to prevent housing screw 3-1-3 loosening from leading Device 3-1 is fixed in cause to fall off;
The quick change construction 2 includes fixture quick-release connector 2-1, positioner quick-release connector 2-2 and connects bolt 2-3, described Positioner quick-release connector 2-2 on fixture quick-release connector 2-1 and overturning positioner 7 passes through connection bolt 2-3 fastening;
The compressing unit 4 includes upper right pressing device 4-1, upper left pressing device 4-2, upper left pressing device 4-3 and a left side Lower pressing device 4-4, wherein four pressing devices are made of cylinder 4-1-1 and briquetting 4-1-2;
The positioning unit 5 includes that left positioning device 5-1 and right positioning device 5-2 is formed, two positioning device structure phases Together, it is made of small locating piece 5-1-1, positioning beam 5-1-2, big locating piece 5-1-3, sliding slot 3-3-2 and housing screw 3-1-3, Sliding slot 3-3-2 is mounted on guide rail 1-2, so that left positioning device 5-1 and right positioning device 5-2 are as sliding slot 3-3-2 is in guide rail It slides and slides on 1-2.
The lower fixed device 3-2, the left fixed right fixed device 3-4 of device 3-3 and 3-4 are solid by housing screw 3-1-3 Fixed, fixed device 3-1 is pushed jointly by upper right pressing device 4-1 and upper left pressing device 4-2 so that upper beam 6-1 Realization is contacted with left stringer 6-3 and right vertical beam 6-4 to compress.
The right positioning device 5-2 is fixed by housing screw 3-1-3, and left positioning device 5-1 passes through upper left pressing device 4-3 and lower-left pressing device 4-4 push jointly so that small locating piece 5-1-1 and big locating piece 5-1-3 respectively with upper beam 6-1 and Lower beam 6-2 contact compresses to realize.
The utility model carries out innovative design to clamp body using adjustable guide rail mode, can satisfy a variety of different workpieces Clamping, clamping rapid and convenient adapts to that workpiece ability is strong, cost-effective, practical application value are high.Solves human weld's operation The problems such as improper bring error and existing fixture cannot adapt to workpiece size size very well.
Compared with the prior art, the advantages of the utility model are: the novel bed accessory welding fixture swing mechanism is using folder Tool replaces the mode of artificial fixed bedstead, solves manually-operated unstable, low efficiency, security risk is big, large labor intensity The problems such as.This large-scale frame structure welding fixture uses the form of pneumatic clamping, ensure that the accurate positioning of workpiece, reduces work Error during each structure welding of part is solved to adapt to this problem of different size workpiece using slide rail formula framework, be improved Production efficiency.
Specific embodiment:
As shown in figure 1 to figure 13, including fixture base 1, quick change construction 2, fixed cell 3, compressing unit 4, positioning unit 5, workpiece 6 and overturning positioner 7 form, the fixture base 1 (Fig. 2) by square frame 1-1, guide rail 1-2, attachment beam 1-3, lead Rail supporting beam 1-4 composition, the quick change construction 2 (Fig. 4) is by fixture quick-release connector 2-1, overturning overturning positioner quick-release connector 2-2 And connection bolt 2-3 composition, the fixed cell 3 (Fig. 5) is by upper fixed device 3-1, lower fixed device 3-2, left fixed device 3-3, right fixed device 3-4 composition, the compressing unit 4 (Fig. 8) include upper right pressing device 4-1, upper left pressing device 4-2, Upper left pressing device 4-3 and lower-left pressing device 4-4 composition, the positioning unit 5 (Figure 10) is by left positioning device 5-1 and the right side Positioning device 5-2 composition, the workpiece 6 (Figure 12) includes upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4 group At.
Fig. 2, Fig. 3 are respectively 1 structural schematic diagram of fixture base, guide-track groove 1-5 partial enlarged view, mainly include square frame 1-1, guide rail 1-2, attachment beam 1-3, guide supporting beam 1-4, guide-track groove 1-5, elongated structure 1-5-1, block 1-5-2.Two sides The side shape frame 1-1 is provided with guide-track groove 1-5, and guide supporting beam 1-4 is welded on two square frame 1-1, two square boxes Frame 1-1 is weldingly connected by attachment beam 1-3, and guide rail 1-2 is welded on guide supporting beam 1-4.It include downside protrusion in guide-track groove 1-5 Part 1-5-1 and block 1-5-2.Entire fixture base 1 uses frame form for workpiece welded seam, and there are enough welding spaces And weight loss effect.
Fig. 4 is 2 structural schematic diagram of quick change construction, including fixture quick-release connector 2-1, the overturning overturning fast changing-over of positioner Head 2-2 and connection bolt 2-3, fixture quick-release connector 2-1 is welded in fixture base 1 on the outside of square frame 1-1, overturning overturning Positioner quick-release connector 2-2 is that overturning positioner itself carries device.
Fig. 5, Fig. 6, Fig. 7 are respectively 3 structural schematic diagram of fixed cell, upper fixed device 3-1 structural schematic diagram, left fixed dress 3-3 structural schematic diagram is set, mainly includes upper fixed device 3-1, lower fixed device 3-2, left fixed device 3-3, right fixed device 3-4, it fixed cross beam 3-1-1, adjustable spring plunger clamping device 3-1-2, housing screw 3-1-3, slippery fellow 3-1-4, fixes and indulges Beam 3-3-1, sliding slot 3-3-2.Two adjustable bullets will be installed by being bolted on the fixed cross beam 3-1-1 of each fixed device Between spring plunger clamping device 3-1-2, two adjustable spring plunger clamping device 3-1-2 distance according to the actual situation depending on, At the both ends fixed cross beam 3-1-1 at the slippery fellow 3-1-4 two housing screw 3-1-3 of installation respectively, by upper fixed device 3-1, Slippery fellow 3-1-4 is assembled in corresponding guide-track groove 1-5 on fixed cross beam 3-1-1 in lower fixed device 3-2, and each one up and down.It will Sliding slot 3-3-2 in left fixed device 3-3, right fixed device 3-4 covers on guide rail, can slide on guide rail.It requires emphasis It is that housing screw 3-1-3 mentioned above is all identical, and under fixture unused state, to avoid fixed cell 3 from falling off, passes through Housing screw is tightened to be fixed.If left stringer 6-3 and when more right vertical beam 6-4 number in required welding workpiece 7, can be in guide rail Increase 3-4 left fixed device 3-3, right fixed device number on 1-2.
Fig. 8, Fig. 9 are respectively 4 structural schematic diagram of compressing unit, upper left pressing device 4-1 structural schematic diagram, upper right compression dress 4-1, upper left pressing device 4-2, upper left pressing device 4-3 and lower-left pressing device 4-4, four pressing devices are set by cylinder 4-1-1 and briquetting 4-1-2 composition, special briquetting 4-1-2 can be replaced according to the actual situation.Upper right pressing device 4-1, upper left pressure Tight device 4-2, which is bolted, to be fixed on attachment beam 1-3, and mounting distance is according to the actual situation between two pressing devices Depending on.Upper left pressing device 4-3 and lower-left pressing device 4-4, which is bolted, is fixed on square frame 1- in fixture base 1 On 1 outer ledge.
Figure 10, Figure 11 are respectively 5 structural schematic diagram of positioning unit, left positioning unit 5-1 structural schematic diagram, including left positioning Device 5-1, right positioning device 5-2, two positioning device structures are identical, by small locating piece 5-1-1, positioning beam 5-1-2, big fixed Position block 5-1-3, sliding slot 3-3-2 and housing screw 3-1-3 composition.Small locating piece 5-1-1, big locating piece 5-1-3 are welded on positioning On beam 5-1-2, sliding slot 3-3-2 is welded on the other side on positioning beam 5-1-2.And two sliding slot 3- 3-2 on positioning beam 5-1-2 Two housing screw 3-1-3 are respectively installed on center position.Sliding slot 3-3-2 is covered on guide rail 1-2, so that left positioning device 5- 1 and right positioning device 5-2 is slided as sliding slot 3-3-2 is slided on guide rail 1-2.It is in working condition down and tightens housing screw 3- 1-3 is fixed on left positioning device 5-1 and right positioning device 5-2 on guide rail 1-2 to fall to prevent anti-avulsion.
Figure 12 is 6 structural schematic diagram of workpiece, including upper beam 6-1, lower beam 6-2, left stringer 6-3 and right vertical beam 6-4.Work Each beam is not limited only to rectangular in part 6, this clamp body can satisfy the welding of various shapes girder construction frame.
Working principle:
Before adjustable frame structure welding fixture, need to simply it be understood, since welding fixture needs are matched It closes overturning overturning positioner to use, first ensures that overturning positioner be in non-open state, first by upper beam after inspection no problem 6- 1, lower beam 6-2, left stringer 6-3, right vertical beam 6-4 are separately mounted to fixed device 3-1, lower fixed device 3-2, Zuo Gu Determine on device 3-3, right fixed device 3-4, fixing means is the adjustable spring plunger clamping device on each fixed device of adjustment Each beam is fixedly clamped on fixed device by 3-1-2.Adjust the housing screw on left fixed device 3-3, right fixed device 3-4 3-1-3 is fixed in suitable position, adjusts the housing screw 3-1-1 on lower fixed device 3-2 and mobile lower fixed device 3- 2 contact lower beam 6-2 with left stringer 6-3, right vertical beam 6-4, play the positioning action to left stringer 6-3, right vertical beam 6-4. Cylinder 4-1-1 works with briquetting 4-1-2 in upper right pressing device 4-1 and upper left pressing device 4-2, common to push fixed dress It sets 3-1 to move so that upper beam 6-1 is contacted with left stringer 6-3, right vertical beam 6-4, realizes the pressure of left stringer 6-3, right vertical beam 6-4 Tightly.Housing screw 3-1-3 on the right positioning device 5-2 of loose unloading and mobile right positioning device 5-2 make small locating piece 5-1- 1, big Locating piece 5-1-3, which is contacted with upper beam 6-1, lower beam 6-2 respectively and tightened housing screw 3-1-3, realizes positioning.Upper left compresses Cylinder 4-1-1 works with briquetting 4-1-2 in device 4-3, lower-left pressing device 4-4, and left positioning device 5-1 is pushed to transport jointly It is dynamic, so that small locating piece 5-1-1, big locating piece 5-1-3 connect with upper beam 6-1, lower beam 6-2 respectively in left positioning device 5-1 Touching, which is realized, to be compressed.So far entire clamping process terminates, and can start to work after checking non-loosening.After the completion of welding, each fixation is opened Adjustable spring plunger clamping device 3-1-2 on device completes the disassembly of workpiece simultaneously using carriers such as lifting machine and fork trucks It is transported to designated position, completes entire clamping, welding, disassembly process.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art can readily occur in the technical scope that the utility model discloses Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should Subject to the scope of protection of the claims.

Claims (4)

1. a kind of large size adjustable frame structure welding fixture, which is characterized in that including fixture base (1), quick change construction (2), Fixed cell (3), compressing unit (4), positioning unit (5), workpiece (6) and overturning positioner (7);
The workpiece includes upper beam (6-1), lower beam 6-2, left stringer 6-3 and right vertical beam 6-4, by the fixed cell (3), Positioning unit (5) and compressing unit (4) collective effect are fixed on clamp body;
The fixed cell (3) includes that upper fixed device (3-1), lower fixed device (3-2), left fixed device (3-3) and the right side are solid Device (3-4) is determined, wherein upper fixed device (3-1), lower fixed device (3-2) are by fixed cross beam (3-1-1), adjustable spring Plunger clamping device (3-1-2), housing screw (3-1-3) and foxy (3-1-4) composition, foxy (3-1-4) are installed on guide-track groove In (1-5), left fixed device (3-3), right fixed device (3-4) are by fixed stringer (3-3-1), sliding slot (3-3-2), adjustable Spring-loaded plunger clamping device (3-1-2) and housing screw (3-1-3) composition, sliding slot (3-3-2) are installed on guide rail (1-2);
The fixture base (1) includes square frame (1-1), guide rail (1-2), attachment beam (1-3), guide supporting beam (1-4) group At wherein the side square frame (1-1) opens up guide-track groove (1-5), and guide-track groove (1-5) interior structure includes elongated structure (1-5-1) Positioning and block (1-5-2) for fixed cross beam (3-1-1) lead to upper fixed device to prevent housing screw (3-1-3) from loosening (3-1) falls off, and guide rail (1-2) is welded on guide supporting beam (1-4) by welding manner, and attachment beam (1-3) is welded on rectangular On frame (1-1);
The quick change construction (2) includes fixture quick-release connector (2-1), overturning positioner quick-release connector (2-2) and connection bolt (2- 3), the fixture quick-release connector (2-1) and overturning positioner quick-release connector (2-2) are realized not by connection bolt (2-3) connection With the quick connection of clamp body and positioner (7);
The compressing unit (4) includes upper right pressing device (4-1), upper left pressing device (4-2), upper left pressing device (4-3) And lower-left pressing device (4-4) composition, wherein four pressing devices are made of cylinder (4-1-1) and briquetting (4-1-2), wherein Cylinder (4-1-1) and briquetting (4-1-2) are replaced according to dimension workpiece difference;
The positioning unit (5) includes left positioning device (5-1) and right positioning device (5-2) composition, two positioning device structures It is identical, by small locating piece (5-1-1), positioning beam (5-1-2), big locating piece (5-1-3), sliding slot (3-3-2) and housing screw (3-1-3) composition, wherein sliding slot (3-3-2) is mounted on guide rail (1-2).
2. large size adjustable frame structure welding fixture according to claim 1, which is characterized in that the lower fixed device (3-2) and right fixed device (3-4) are compressed by housing screw (3-1-3) and realize fixation, and upper fixed device (3-1) and a left side are solid Device (3-3) is determined respectively by upper right pressing device (4-1), upper left pressing device (4-2) and upper left pressing device (4-3) and a left side Lower pressing device (4-4) compresses, and realizes the fixation of workpiece (6) each beam.
3. large size adjustable frame structure welding fixture according to claim 1, which is characterized in that the slippery fellow (3-1- 4) sliding, sliding slot (3-3-2) slide on guide rail in guide-track groove (1-5).
4. large size adjustable frame structure welding fixture according to claim 1, which is characterized in that the left stringer (6- 3) when, right vertical beam (6-4) number is more, by increasing left fixed device (3-3), right fixed device (3-4) on guide rail (1-2) Number is fixed to meet stringer.
CN201820562667.4U 2018-04-19 2018-04-19 A kind of large size adjustable frame structure welding fixture Active CN208528385U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108422145A (en) * 2018-04-19 2018-08-21 北京石油化工学院 A kind of large size adjustable frame structure welding fixture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108422145A (en) * 2018-04-19 2018-08-21 北京石油化工学院 A kind of large size adjustable frame structure welding fixture

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