CN209363850U - A kind of inlet manifold assemble welding fixture - Google Patents

Abstract

The utility model relates to inlet manifold manufacture fields, more particularly to a kind of inlet manifold assemble welding fixture, including upper mold seat mechanism, lifting control mechanism, lower mold seat mechanism, sliding rail, movable connecting rod, limit shaft, upper base plate, support column and lower seat board, the surface of lower mold seat mechanism is arranged in the upper mold seat mechanism；The rear end of the upper mold seat mechanism is fixedly connected on lifting control mechanism, and the lower end of lifting control mechanism is fixedly connected on upper base plate；The rear and front end of the lower mold seat mechanism bottom surface is slidably connected respectively on an one slide rail, and two one slide rails are respectively fixedly connected in the rear and front end of seat of honour plate top surface；The middle-end of the seat of honour plate top surface is equipped with rectangle slideway；The utility model can effectively be fixed upper piece inlet manifold of inlet manifold and bottom sheet inlet manifold, and can be hinged with hydraulic stem upper piece inlet manifold carries out friction welding inside bottom sheet inlet manifold and upper mold seat mechanism inside lower mold seat mechanism to drive.

Description

A kind of inlet manifold assemble welding fixture

Technical field

The utility model relates to inlet manifold manufacture fields, more particularly to a kind of inlet manifold assemble welding fixture.

Background technique

Inlet manifold is that the channel for entering cylinder for air is connect with the cylinder of engine, and traditional uses the gold such as aluminium alloy Category is cast, and in recent years, in order to mitigate engine weight, reduces production cost, be made of plastics inlet manifold gradually by Everybody welcome.The inlet manifold of plastics matter needs to be initially formed in an inlet manifold and bottom sheet inlet manifold in production Lower two parts, then this two parts is welded together to form complete inlet manifold with the method for Vibration Welding with vibration welding machine Assembly finished product.Be welding surface at the faying face of upper piece inlet manifold and bottom sheet inlet manifold, welding surface can frictional heat generation make this The plastic melt at place, to complete upper and lower piece inlet manifold welding.But inlet manifold assemble welding fixture in the prior art After welding to inlet manifold, it is not easily taken out inlet manifold, needs to pull out inlet manifold using other workpiece, and the prior art In inlet manifold assemble welding fixture can not be used directly as inlet manifold friction welding apparatus.

Utility model content

The purpose of the utility model is to provide a kind of inlet manifold assemble welding fixtures, can be effectively to the upper of inlet manifold Piece inlet manifold and bottom sheet inlet manifold are fixed, and can be by being hinged with hydraulic stem in the lower end of movable connecting rod come under driving Mold seat mechanism carries out the horizontal movement of left and right directions, to pass through bottom sheet inlet manifold and upper mold inside lower mold seat mechanism Friction between the contact surface of seat mechanism inside upper piece inlet manifold is welded.

By the whole conduct of the utility model

The purpose of this utility model is achieved through the following technical solutions:

A kind of inlet manifold assemble welding fixture, including upper mold seat mechanism, lifting control mechanism, lower mold seat mechanism, Sliding rail, movable connecting rod, limit shaft, upper base plate, support column and lower seat board, the upper mold seat mechanism are arranged in lower mold seat mechanism Surface；The rear end of the upper mold seat mechanism is fixedly connected on lifting control mechanism, and the lower end of lifting control mechanism is solid Surely it is connected on upper base plate；The rear and front end of the lower mold seat mechanism bottom surface is slidably connected respectively on an one slide rail, Two one slide rails are respectively fixedly connected in the rear and front end of seat of honour plate top surface；The middle-end of the seat of honour plate top surface is equipped with rectangle slideway； The upper end of the movable connecting rod is fixedly connected on the bottom surface of lower mold seat mechanism, and movable connecting rod middle-end is slidably connected in square In shape slideway, the left and right ends of limit shaft are respectively fixedly connected in the circular through hole at rectangle slideway both ends, and limit shaft sliding is matched Conjunction is connected on movable connecting rod；The quadrangle of the bottom end of the upper base plate is respectively fixedly connected with the top of a support column, four branch The bottom end of dagger is respectively fixedly connected with the quadrangle in lower seat board top surface.

The upper mold seat mechanism includes upper mold seat ontology, the top-fastening rod, L that bottom surface is equipped with upper piece inlet manifold installing port Shape push-pull arm, the first electric pushrod, guiding axis and limit film；The left side of the upper mold seat ontology is equipped with side by side multiple Pole perforating hole, the right end of multiple top-fastening rods are slidably connected respectively in multiple pole perforating holes, and the left end of multiple top-fastening rods is solid respectively Surely it is connected to the front end of L shape push-pull arm, the rear end of L shape push-pull arm is fixedly connected on one end of the first electric pushrod, and first is electronic The push rod other end is fixedly connected on lifting control mechanism, and the rear end of L shape push-pull arm is slidably connected on guiding axis, guiding The both ends of axis are respectively fixedly connected with limit film and lifting control mechanism；The rear end of the upper mold seat ontology is fixedly connected on lifting On control mechanism.The overall construction design of the upper mold seat ontology carries out upper piece inlet manifold of welding processing as required Structure amplifies design, convenient for completely wrapping upper piece inlet manifold, criticizes convenient for the inlet manifold to certain class automobile Amount processing.

The lifting control mechanism includes the second electric pushrod, lifting yoke plate, vertical pivot and overhead gage；Described second electronic pushes away The upper and lower ends of bar are respectively fixedly connected on lifting yoke plate and upper base plate, and the both ends for going up and down yoke plate are slidably connected at two On vertical pivot, the upper end of two vertical pivots is fixedly connected with overhead gage, and the lower end of two vertical pivots is fixedly connected on upper base plate；The upper mold Tool seat ontology, guiding axis and the first electric pushrod are all fixedly connected on the front end of lifting yoke plate.First electric pushrod and the second electricity Dynamic push rod is all electric pushrod in the prior art, and hydraulic stem replacement can be used.

The lower mold seat mechanism includes lower mold base ontology, the preceding rectangle that top surface is equipped with bottom sheet inlet manifold installing port Block, leading block, knock-pin, lifting slide bar, screw rod, screws block and bridge plate at rear rectangular block；Under the lower mold base ontology Piece inlet manifold installing port and the upper piece inlet manifold installing port of upper mold seat ontology are oppositely arranged up and down；The lower mold base sheet The rear and front end of body bottom surface is respectively fixedly connected with preceding rectangular block and rear rectangular block, and the bottom end of preceding rectangular block and rear rectangular block is solid respectively Surely a leading block is connected, two leading blocks are slidably connected respectively on two one slide rails；The lower mold base ontology The middle-end of bottom surface is equipped with ejection mouth, and in ejection mouth, the lower end of knock-pin is fixedly connected for the upper end sliding connection of knock-pin The rear end for going up and down slide bar, the front end for going up and down slide bar are slidably connected in longitudinal slide opening on preceding rectangular block, go up and down slide bar Front end is threadedly attached on screw rod, and the middle-end of screw rod is rotatably connected on bridge plate by rolling bearing units, and bridge plate is fixed Before being connected on rectangular block, the lower end of screw rod, which is fixedly connected, screws block.The overall construction design of the lower mold base ontology according to The structure for the bottom sheet inlet manifold for needing to carry out welding processing amplifies design, convenient for completely wrapping bottom sheet air inlet discrimination Pipe carries out batch machining production convenient for the inlet manifold to certain class automobile.

Distance of the top surface of the screw rod apart from lower mold base ontology bottom surface is less than the height of lifting slide bar.

The utility model has the beneficial effects that a kind of inlet manifold assemble welding fixture of the utility model, it can be effectively right The upper piece inlet manifold and bottom sheet inlet manifold of inlet manifold are fixed, and can be by being hinged with liquid in the lower end of movable connecting rod Compression bar drives lower mold seat mechanism to carry out the horizontal movement of left and right directions, to pass through bottom sheet air inlet inside lower mold seat mechanism Friction between manifold and the contact surface of upper mold seat mechanism inside upper piece inlet manifold is welded；And in lower mold seat mechanism Inside is equipped with can be easy to use convenient for the taking-up of inlet manifold to the knock-pin for welding laggard gas manifold ejection.

Detailed description of the invention

Fig. 1 is the overall structure diagram one of the utility model；

Fig. 2 is the overall structure diagram two of the utility model；

Fig. 3 is the structural schematic diagram of upper mold seat mechanism inside the utility model；

Fig. 4 is the structural schematic diagram of lifting control mechanism inside the utility model；

Fig. 5 is the structural schematic diagram one of lower mold seat mechanism inside the utility model；

Fig. 6 is the structural schematic diagram two of lower mold seat mechanism inside the utility model；

Fig. 7 is the structural schematic diagram of the utility model internal motion connecting rod.

In figure: upper mold seat mechanism 1；Upper mold seat ontology 1-1；Top-fastening rod 1-2；L shape push-pull arm 1-3；First electronic pushes away Bar 1-4；Guiding axis 1-5；Limit film 1-6；Lifting control mechanism 2；Second electric pushrod 2-1；Go up and down yoke plate 2-2；Vertical pivot 2-3； Overhead gage 2-4；Lower mold seat mechanism 3；Lower mold base ontology 3-1；Preceding rectangular block 3-2；Rectangular block 3-3 afterwards；Leading block 3-4； Knock-pin 3-5；Go up and down slide bar 3-6；Screw rod 3-7；Screw block 3-8；Bridge plate 3-9；Sliding rail 4；Movable connecting rod 5；Limit shaft 6；On Seat board 7；Support column 8；Lower seat board 9.

Specific embodiment

1-7 is described in further detail the utility model with reference to the accompanying drawing.

Specific embodiment 1:

As shown in figs. 1-7, a kind of inlet manifold assemble welding fixture, including upper mold seat mechanism 1, lifting control mechanism 2, Lower mold seat mechanism 3, sliding rail 4, movable connecting rod 5, limit shaft 6, upper base plate 7, support column 8 and lower seat board 9, the upper mold base The surface of lower mold seat mechanism 3 is arranged in structure 1；The rear end of the upper mold seat mechanism 1 is fixedly connected on lifting control mechanism 2 On, the lower end of lifting control mechanism 2 is fixedly connected on upper base plate 7；Distinguish the rear and front end of lower 3 bottom surface of mold seat mechanism On an one slide rail 4, two one slide rails 4 are respectively fixedly connected in the rear and front end of 7 top surface of upper base plate for sliding connection；On described The middle-end of 7 top surface of seat board is equipped with rectangle slideway；The upper end of the movable connecting rod 5 is fixedly connected on the bottom surface of lower mold seat mechanism 3 On, 5 middle-end of movable connecting rod is slidably connected in rectangle slideway, and the left and right ends of limit shaft 6 are respectively fixedly connected in rectangle In the circular through hole at slideway both ends, limit shaft 6 is slidably connected on movable connecting rod 5；The quadrangle of the bottom end of the upper base plate 7 It is respectively fixedly connected with the top of a support column 8, the bottom end of four support columns 8 is respectively fixedly connected with the four of lower 9 top surface of seat board Angle.

A kind of inlet manifold assemble welding fixture of the utility model when in use first places bottom sheet inlet manifold In the inside of lower mold seat mechanism 3, then upper piece inlet manifold is fastened in bottom sheet inlet manifold, finally, by elevating control Mechanism 2 is connected to power supply and opens, and lifting control mechanism 2 drives upper mold seat mechanism 1 to carry out elevating movement after opening, and passes through upper mold Tool seat mechanism 1 carries out clamping fixation to the upper piece inlet manifold being fastened in bottom sheet inlet manifold, when needing to inlet manifold Upper piece and bottom sheet when carrying out friction welding, upper mold seat mechanism 1 is controlled by lifting control mechanism 2, upper piece inlet manifold is generated Downward pressure, so that upper piece inlet manifold and bottom sheet inlet manifold are in close contact, then, by the lower end of movable connecting rod 5 Hydraulic stem is hinged with to drive lower mold seat mechanism 3 to carry out the horizontal movement of left and right directions on two one slide rails 4, to pass through lower die Between the contact surface for having 1 inside upper piece inlet manifold of the bottom sheet inlet manifold that seat mechanism 3 drives it internal and upper mold seat mechanism Friction carry out friction welding, can be to welding by the knock-pin 3-5 being arranged inside lower mold seat mechanism 3 after the completion of welding after Inlet manifold ejection, convenient for the taking-up of inlet manifold, pulls out without crowbar, easy to use, and will not make to inlet manifold At damage.

Specific embodiment 2:

As shown in figs. 1-7, the upper mold seat mechanism 1 includes the upper mold seat that bottom surface is equipped with upper piece inlet manifold installing port Ontology 1-1, top-fastening rod 1-2, L shape push-pull arm 1-3, the first electric pushrod 1-4, guiding axis 1-5 and limit film 1-6；The upper mold Has the left side of seat ontology 1-1 equipped with multiple pole perforating holes side by side, the right end of multiple top-fastening rod 1-2 is slidably connected respectively In multiple pole perforating holes, the left end of multiple top-fastening rod 1-2 is respectively fixedly connected in the front end of L shape push-pull arm 1-3, L shape push-pull arm The rear end of 1-3 is fixedly connected on one end of the first electric pushrod 1-4, and the first electric pushrod 1-4 other end is fixedly connected on lifting On control mechanism 2, the rear end of L shape push-pull arm 1-3 is slidably connected on guiding axis 1-5, and the both ends of guiding axis 1-5 are solid respectively Surely limit film 1-6 and lifting control mechanism 2 are connected；The rear end of the upper mold seat ontology 1-1 is fixedly connected on elevating control machine On structure 2.The upper mold seat mechanism 1 includes upper mold seat ontology 1-1, the top-fastening rod that bottom surface is equipped with upper piece inlet manifold installing port 1-2, L shape push-pull arm 1-3, the first electric pushrod 1-4, guiding axis 1-5 and limit film 1-6；The upper mold seat mechanism 1 is using When, the structure that the overall construction design of upper mold seat ontology 1-1 carries out upper piece inlet manifold of welding processing as required carries out Design carries out batch machining production convenient for the inlet manifold to certain class automobile；The inside of upper mold seat ontology 1-1 is for being put into Piece inlet manifold drives upper mold seat mechanism 1 to carry out elevating movement, passes through upper mold base after the unlatching of lifting control mechanism 2 After upper mold seat ontology 1-1 inside structure 1 entangles the upper piece inlet manifold being fastened in bottom sheet inlet manifold, pass through company Energization source and the first electric pushrod 1-4 opened drive the horizontal movement of L shape push-pull arm 1-3 progress left and right directions, to pass through L The front end of shape push-pull arm 1-3 drives more top-fastening rod 1-2 to push up the upper piece inlet manifold on the inside of upper mold seat ontology 1-1 Tightly, the physical length of more top-fastening rod 1-2 holds out against fixed upper piece inlet manifold according to needed for and amplifies design, convenient for complete An inlet manifold is wrapped, actual production needs are met, to complete to fix the clamping of upper piece inlet manifold；It is described to lead Play the role of guiding and limit to axis 1-5 and limit film 1-6, more top-fastening rod 1-2 is prevented to be detached from upper mold seat ontology 1-1. First electric pushrod 1-4 uses electric pushrod in the prior art.

Specific embodiment 3:

As shown in figs. 1-7, the lifting control mechanism 2 includes the second electric pushrod 2-1, lifting yoke plate 2-2, vertical pivot 2-3 With overhead gage 2-4；The upper and lower ends of the second electric pushrod 2-1 are respectively fixedly connected in lifting yoke plate 2-2 and upper base plate 7 On, the both ends of lifting yoke plate 2-2 are slidably connected on two vertical pivot 2-3, and the upper end of two vertical pivot 2-3 is fixedly connected with gear Plate 2-4, the lower end of two vertical pivot 2-3 are fixedly connected on upper base plate 7；The upper mold seat ontology 1-1, guiding axis 1-5 and One electric pushrod 1-4 is all fixedly connected on the front end of lifting yoke plate 2-2.The lifting control mechanism 2 is when in use, electric by second After dynamic push rod 2-1 connection power supply and unlatching, the second electric pushrod 2-1 can drive lifting yoke plate 2-2 enterprising in two vertical pivot 2-3 Row elevating movement passes through upper mold to realize to drive upper mold seat mechanism 1 to carry out elevating movement by lifting yoke plate 2-2 Have seat mechanism 1 it is fixed to the clamping of upper piece inlet manifold and to upper piece between inlet manifold and bottom sheet inlet manifold pressure production It is raw；Overhead gage 2-4 plays the role of limition orientation.

Specific embodiment 4:

As shown in figs. 1-7, the lower mold seat mechanism 3 includes the lower mold base that top surface is equipped with bottom sheet inlet manifold installing port Ontology 3-1, preceding rectangular block 3-2, rear rectangular block 3-3, leading block 3-4, knock-pin 3-5, lifting slide bar 3-6, screw rod 3-7, rotation Twist block 3-8 and bridge plate 3-9；The bottom sheet inlet manifold installing port of the lower mold base ontology 3-1 is with upper mold seat ontology 1-1's Upper piece inlet manifold installing port is oppositely arranged up and down；The rear and front end of the lower bottom surface mold base ontology 3-1 is respectively fixedly connected with The bottom end of preceding rectangular block 3-2 and rear rectangular block 3-3, preceding rectangular block 3-2 and rear rectangular block 3-3 are respectively fixedly connected with a guiding and slide 3-4 is taken turns, two leading block 3-4 are slidably connected respectively on two one slide rails 4；The lower bottom surface mold base ontology 3-1 Middle-end is equipped with ejection mouth, and in ejection mouth, the lower end of knock-pin 3-5 is fixedly connected for the upper end sliding connection of knock-pin 3-5 The rear end of slide bar 3-6 is gone up and down, the front end of lifting slide bar 3-6 is slidably connected in longitudinal slide opening on preceding rectangular block 3-2, rises The front end of drop slide bar 3-6 is threadedly attached on screw rod 3-7, and the middle-end of screw rod 3-7 is rotatably connected on bar by rolling bearing units On frame plate 3-9, before bridge plate 3-9 is fixedly connected on rectangular block 3-2, the lower end of screw rod 3-7, which is fixedly connected, screws block 3-8.

Distance of the top surface of the screw rod 3-7 apart from the lower bottom surface mold base ontology 3-1 is less than the height of lifting slide bar 3-6.

When in use, the structure design of lower mold base ontology 3-1 carries out welding as required and adds the lower mold seat mechanism 3 The structure of the bottom sheet inlet manifold of work amplifies design, convenient for completely wrapping bottom sheet inlet manifold, convenient for certain class vapour The inlet manifold of vehicle carries out batch machining production；Lower mold base ontology 3-1 for prop up bottom sheet inlet manifold and drive bottom sheet into The horizontal movement of gas manifold progress left and right directions；Movable connecting rod 5 is driven to exist by being hinged with hydraulic stem in the lower end of movable connecting rod 5 The sliding of left and right directions is carried out on limit shaft 6, limit shaft 6 plays the role of movable connecting rod 5 to limit block, and movable connecting rod 5 is transported Lower mold base ontology 3-1 is driven to carry out the horizontal fortune of left and right directions on two one slide rails 4 by two leading block 3-4 when dynamic It is dynamic；Inside bottom sheet inlet manifold and upper mold seat ontology 1-1 to drive it internal by lower mold base ontology 3-1 upper piece into Friction between the contact surface of gas manifold carries out friction welding, and after the completion of welding, rotation, which screws block 3-8, be may be implemented to air inlet discrimination The ejection work of pipe, rotation screw block 3-8 screw rod 3-7 can be driven to be rotated around own axes, can be with when screw rod 3-7 is rotated It drives lifting slide bar 3-6 to slide up and down in longitudinal slide opening on preceding rectangular block 3-2, knock-pin is driven by lifting slide bar 3-6 3-5 is slided in ejection mouth, to be jacked up by lower end of the knock-pin 3-5 to inlet manifold, so that inlet manifold is convenient for taking-up.

The working principle of the utility model are as follows: a kind of inlet manifold assemble welding fixture of the utility model, when in use, Bottom sheet inlet manifold is placed on to the inside of lower mold seat mechanism 3 first, upper piece inlet manifold is then fastened on bottom sheet air inlet On manifold, finally, lifting control mechanism 2 is connected to power supply and is opened, lifting control mechanism 2 drives upper mold seat mechanism after opening 1 carries out elevating movement, clamp to the upper piece inlet manifold being fastened in bottom sheet inlet manifold by upper mold seat mechanism 1 solid It is fixed, when need to inlet manifold upper piece and bottom sheet carry out friction welding when, pass through lifting control mechanism 2 and control upper mold base Structure 1 generates downward pressure to upper piece inlet manifold, so that upper piece inlet manifold and bottom sheet inlet manifold are in close contact, then, Mold seat mechanism 3 carries out left and right directions on two one slide rails 4 under being driven by being hinged with hydraulic stem in the lower end of movable connecting rod 5 Horizontal movement, thus 1 inside upper piece of bottom sheet inlet manifold and upper mold seat mechanism for driving it internal by lower mold seat mechanism 3 Friction between the contact surface of inlet manifold carries out friction welding, by being arranged inside lower mold seat mechanism 3 after the completion of welding Knock-pin 3-5 can be ejected to laggard gas manifold is welded, and convenient for the taking-up of inlet manifold, be pulled out without crowbar, using just Victory, and inlet manifold will not be caused to damage.

According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right Some modifications and changes of the utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, to the greatest extent It is used some specific terms in pipe this specification, these terms are merely for convenience of description, not to the utility model Constitute any restrictions.

Claims (5)

1. a kind of inlet manifold assemble welding fixture, including upper mold seat mechanism (1), lifting control mechanism (2), lower mold base Structure (3), sliding rail (4), movable connecting rod (5), limit shaft (6), upper base plate (7), support column (8) and lower seat board (9), feature exists In: the upper mold seat mechanism (1) is arranged in the surface of lower mold seat mechanism (3)；The rear end of the upper mold seat mechanism (1) It is fixedly connected on lifting control mechanism (2), the lower end of lifting control mechanism (2) is fixedly connected on upper base plate (7)；Under described The rear and front end of mold seat mechanism (3) bottom surface is slidably connected respectively on an one slide rail (4), and two one slide rails (4) are solid respectively Surely it is connected to the rear and front end of upper base plate (7) top surface；The middle-end of upper base plate (7) top surface is equipped with rectangle slideway；The movement The upper end of connecting rod (5) is fixedly connected on the bottom surface of lower mold seat mechanism (3), and the sliding connection of movable connecting rod (5) middle-end exists In rectangle slideway, the left and right ends of limit shaft (6) are respectively fixedly connected in the circular through hole at rectangle slideway both ends, limit shaft (6) sliding connection is on movable connecting rod (5)；The quadrangle of the bottom end of the upper base plate (7) is respectively fixedly connected with a support The top of column (8), the bottom end of four support columns (8) are respectively fixedly connected with the quadrangle in lower seat board (9) top surface.

2. a kind of inlet manifold assemble welding fixture according to claim 1, it is characterised in that: the upper mold seat mechanism (1) include upper mold seat ontology (1-1), top-fastening rod (1-2), L shape push-pull arm (1- that bottom surface is equipped with upper piece inlet manifold installing port 3), the first electric pushrod (1-4), guiding axis (1-5) and limit film (1-6)；On the left side of the upper mold seat ontology (1-1) Equipped with multiple pole perforating holes side by side, the right end of multiple top-fastening rods (1-2) is slidably connected respectively in multiple pole perforating holes, multiple The left end of top-fastening rod (1-2) is respectively fixedly connected in the front end of L shape push-pull arm (1-3), and the rear end of L shape push-pull arm (1-3) is fixed It is connected to one end of the first electric pushrod (1-4), the first electric pushrod (1-4) other end is fixedly connected on lifting control mechanism (2) on, the rear end of L shape push-pull arm (1-3) is slidably connected on guiding axis (1-5), and the both ends of guiding axis (1-5) are solid respectively Surely limit film (1-6) and lifting control mechanism (2) are connected；The rear end of the upper mold seat ontology (1-1) is fixedly connected on lifting On control mechanism (2).

3. a kind of inlet manifold assemble welding fixture according to claim 2, it is characterised in that: the lifting control mechanism It (2) include the second electric pushrod (2-1), lifting yoke plate (2-2), vertical pivot (2-3) and overhead gage (2-4)；Described second electronic pushes away The upper and lower ends of bar (2-1) are respectively fixedly connected in lifting yoke plate (2-2) and upper base plate (7), go up and down the both ends of yoke plate (2-2) Sliding connection is on two vertical pivots (2-3), and the upper end of two vertical pivots (2-3) is fixedly connected overhead gage (2-4), two vertical pivots The lower end of (2-3) is fixedly connected on upper base plate (7)；The upper mold seat ontology (1-1), guiding axis (1-5) and first are electronic Push rod (1-4) is all fixedly connected on the front end of lifting yoke plate (2-2).

4. a kind of inlet manifold assemble welding fixture according to claim 3, it is characterised in that: the lower mold seat mechanism It (3) include that top surface is equipped with the lower mold base ontology (3-1) of bottom sheet inlet manifold installing port, preceding rectangular block (3-2), rear rectangular block (3-3), leading block (3-4), lifting slide bar (3-6), screw rod (3-7), screw block (3-8) and bridge plate at knock-pin (3-5) (3-9)；Upper piece air inlet of the bottom sheet inlet manifold installing port of the lower mold base ontology (3-1) and upper mold seat ontology (1-1) Manifold installing port is oppositely arranged up and down；The rear and front end of lower mold base ontology (3-1) bottom surface is respectively fixedly connected with preceding rectangle The bottom end of block (3-2) and rear rectangular block (3-3), preceding rectangular block (3-2) and rear rectangular block (3-3) is respectively fixedly connected with a guiding Pulley (3-4), two leading blocks (3-4) are slidably connected respectively on two one slide rails (4)；The lower mold base ontology The middle-end of the bottom surface (3-1) is equipped with ejection mouth, and the upper end sliding connection of knock-pin (3-5) is in ejection mouth, knock-pin (3-5) Lower end be fixedly connected lifting slide bar (3-6) rear end, lifting slide bar (3-6) front end be slidably connected in preceding rectangular block In longitudinal slide opening on (3-2), the front end of lifting slide bar (3-6) is threadedly attached on screw rod (3-7), screw rod (3-7) Middle-end is rotatably connected on bridge plate (3-9) by rolling bearing units, and bridge plate (3-9) is fixedly connected on preceding rectangular block (3-2), The lower end of screw rod (3-7), which is fixedly connected, screws block (3-8).

5. a kind of inlet manifold assemble welding fixture according to claim 4, it is characterised in that: the screw rod (3-7) Distance of the top surface apart from lower mold base ontology (3-1) bottom surface is less than the height of lifting slide bar (3-6).