CN102528701A - Spot welding fixture for press mounting of flange of diffuser of automobile exhaust gas recirculation cooling system - Google Patents
Spot welding fixture for press mounting of flange of diffuser of automobile exhaust gas recirculation cooling system Download PDFInfo
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- CN102528701A CN102528701A CN2011104525895A CN201110452589A CN102528701A CN 102528701 A CN102528701 A CN 102528701A CN 2011104525895 A CN2011104525895 A CN 2011104525895A CN 201110452589 A CN201110452589 A CN 201110452589A CN 102528701 A CN102528701 A CN 102528701A
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Abstract
The invention provides a spot welding fixture for press mounting of a flange of a diffuser of an automobile exhaust gas recirculation cooling system, which can guarantee press mounting precision of the flange and accordingly guarantees spot welding connection precision of the flange and a shell of the diffuser. Simultaneously, the flange can be in spot welding operation directly after being in press mounting, processing time is greatly saved, and processing efficiency is improved. The spot welding fixture comprises a supporting frame, a bottom plate is fixed onto the supporting frame, and a cushion plate is mounted on the bottom plate. The spot welding fixture is characterized in that a diffuser shell positioning clamping device, a flange clamping device and a flange press mounting device are mounted on the cushion plate, the diffuser shell positioning clamping device is mounted on the cushion plate, the flange clamping device is transversely mounted at the longitudinal lower end of the cushion plate, and the flange press mounting device is mounted at the longitudinal rear end of the diffuser shell positioning clamping device via a transverse supporting plate.
Description
Technical field
The present invention relates to the part processing technical field of automobile exhaust gas recirculating system, the flange that is specially automobile exhaust gas recirculated cooling system diffuser press-fits spot welding fixture (SWFX).
Background technology
A kind of automobile exhaust gas recirculated cooling system diffuser; It comprises diffuser shell 26, osculum end adpting flange 31, sees Fig. 1, when flange 26 being installed with diffuser shell 31 osculum ends in the past; Manual work earlier press-fits flange and diffuser shell osculum end; And then carry out flange and be connected with the spot welding of osculum end wall, its shortcoming is: its working (machining) efficiency is low, and it is poor that manual work press-fits the installation accuracy of flange; Flange Plane and osculum end tube wall can not satisfy the angle requirement, thereby can influence the precision of flange spot welding; In addition, manual work press-fits flange, and it press-fits, and efficient is low, labor strength is big.Among Fig. 1,32 is the signal of flange spot welding position.
Summary of the invention
To the problems referred to above; The flange that the invention provides automobile exhaust gas recirculated cooling system diffuser press-fits spot welding fixture (SWFX), and it can guarantee the precision that press-fits of flange, thereby guarantees that flange is connected precision with the spot welding of diffuser shell; Simultaneously; It press-fits at flange can directly carry out the spot welding operation to flange after finishing, and saves process time greatly, improves working (machining) efficiency.
Its technical scheme is such; It comprises bracing frame; Be fixed with base plate on the support frame as described above; On the said base plate backing plate is installed, it is characterized in that: diffuser shell positioning clamping device, flange clamping device and flange press-loading apparatus are installed on the said backing plate, and said diffuser shell positioning clamping device is installed on said backing plate; Said flange clamping device is along the vertical lower end that is horizontally installed in said backing plate, and said flange press-loading apparatus is installed on vertical rear end of said diffuser shell positioning clamping device through the cross-brace plate.
It is further characterized in that:
The perpendicular device of said diffuser shell locating clip comprises diffuser shell locating piece, profile positioning supports piece and rotary cylinder; Said diffuser shell locating piece longitudinally, be installed on said backing plate through supporting seat; Said profile positioning supports piece two ends are installed on vertical downside of diffuser shell locating piece through support column; Said rotary cylinder is fixed on the installation backing plate of said supporting seat front end and is positioned at the below of said diffuser shell locating piece, and said diffuser shell locating piece also is connected and installed with the locating piece clamping cylinder;
Said flange clamping device comprises that flange press-fits clamping device and flange spot welding clamping device, and said flange press-fits clamping device and is installed on the said flange spot welding clamping device, and said flange spot welding clamping device is fixed in said backing plate; Said flange press-fits clamping device and equal corresponding left part and the right portions of comprising of said flange spot welding clamping device, and said left part and right portions are laterally over against installation; The left part of said flange spot welding clamping device comprises the left side clamp; Said left side clamp is installed on said backing plate through left side cushion block left side; The right portions of said flange spot welding clamping device comprises the right side clamp; Said right side clamp is installed on lower guide, and said lower guide is installed on said backing plate, and the horizontal right-hand end of said lower guide is equipped with vertical guide; Be embedded with in the said vertical guide and tiltedly carve compact heap; The bottom surface, right side of said right side clamp and the said compact heap inclined-plane of tiltedly carving agree with, and said bottom of tiltedly carving compact heap is connected with hydraulic cylinder one, are connected with the said compact heap of tiltedly carving after the guide rod that said hydraulic cylinder one is installed on said base plate bottom, hydraulic cylinder passes said base plate and backing plate from bottom to top; The left part that said flange press-fits clamping device comprises left hand cylinder, guide pad and the left side flange screw piece that is installed on the clamp of said left side; The guide rod of said left hand cylinder connects said left side flange screw piece; Said left side flange screw piece passes said guide pad; The right portions that said flange press-fits clamping device comprises right side flange screw piece and right cylinder; Said right side flange screw piece is installed on the clamp of said right side through guide rail, and said right cylinder is installed on the horizontal right side of said vertical guide through the right side cushion block, and the guide rod of said right cylinder is connected with said right side flange screw piece after passing said vertical guide;
Said flange press-loading apparatus comprises upper mounted plate, cylinder, leveling rod; The transverse ends of said upper mounted plate bottom is equipped with slide block; Said slide block is flush-mounted in longitudinal rail; Said longitudinal rail is installed on said backing plate through said cross-brace plate, and said upper mounted plate vertically upper end is connected with hydraulic cylinder two; Said cylinder is installed on said upper mounted plate through cushion block, and said leveling rod passes said upper mounted plate and is connected with the guide rod of said cylinder with cushion block and its upper end.
Adopt flange of the present invention to press-fit spot welding fixture (SWFX); Its beneficial effect is: its positioning and clamping to diffuser shell and flange all has cylinder or Driven by Hydraulic Cylinder; Guaranteed the reliability of positioning and clamping, thus guarantee flange press-fit precision and spot welding precision, can successively carry out flange behind the one-time positioning clamping simultaneously and press-fit and the spot welding operation; Do not need to carry out independent flange spot welding clamping again, can save process time greatly, improve working (machining) efficiency; It compresses the diffuser shell through diffuser shell positioning clamping device location, and wherein rotary cylinder is pressed in diffuser shell locating piece, clamping cylinder with diffuser shell locating piece and the clamping of diffuser shell with the diffuser shell; Left part and the right portions that the flange of flange positioning clamping device press-fits clamping device, flange spot welding clamping device with flange reliably be positioned diffuser shell osculum end directly over, and clamp; The flange press-loading apparatus is pushed to flange positioning clamping device top and is promoted the leveling rod downwards through cylinder by hydraulic cylinder two flange is press-fited in diffuser shell osculum end; Flange press-fit the rear flange press-loading apparatus by Driven by Hydraulic Cylinder along withdrawing the top of flange positioning clamping device, can be to carrying out the spot weld operation of flange and diffuser shell osculum end.
Description of drawings
Fig. 1 is the present invention's part sketch map to be processed;
Fig. 2 flange of the present invention press-fits the spot welding fixture (SWFX) structural representation;
Fig. 3 is that the A-A of Fig. 2 is to the sectional structure sketch map;
Fig. 4 is the plan structure sketch map of Fig. 3;
Fig. 5 is the B-B sectional structure sketch map of Fig. 4.
The specific embodiment
See Fig. 2, Fig. 3, Fig. 4 and Fig. 5; It comprises bracing frame 1 the present invention, is fixed with base plate 2 on the bracing frame 1, and backing plate 3 is installed on the base plate 2; Diffuser shell positioning clamping device, flange clamping device and flange press-loading apparatus are installed on the backing plate 3; Diffuser shell positioning clamping device is installed on backing plate 1, and the flange clamping device is along the vertical lower end that is horizontally installed in backing plate 3, and the flange press-loading apparatus is installed on vertical rear end of diffuser shell positioning clamping device through cross-brace plate 27.The perpendicular device of diffuser shell locating clip comprises diffuser shell locating piece 19, profile positioning supports piece 14 and rotary cylinder 16; Diffuser shell locating piece 19 longitudinally, be installed on backing plate 3 through supporting seat 34; Profile positioning supports piece 14 two ends are installed on vertical downside of diffuser shell locating piece 19 through support column 17; Rotary cylinder 16 is fixed on the installation backing plate 36 of supporting seat 34 front ends and is positioned at the below of diffuser shell locating piece 19, and diffuser shell locating piece 19 also is connected and installed with locating piece clamping cylinder 20; The flange clamping device comprises that flange press-fits clamping device and flange spot welding clamping device, and flange press-fits clamping device and is installed on the flange spot welding clamping device, and flange spot welding clamping device is fixed in backing plate 3; Flange press-fits clamping device and equal corresponding left part and the right portions of comprising of flange spot welding clamping device, and left part and right portions are laterally over against installation; The left part of flange spot welding clamping device comprises left side clamp 5; Left side clamp 5 is installed on backing plate 3 through left side cushion block 4 left sides; The right portions of flange spot welding clamping device comprises right side clamp 13; Right side clamp 13 is installed on lower guide 15, and lower guide 15 is installed on backing plate 3, and the horizontal right-hand end of lower guide 15 is equipped with vertical guide 24; Be embedded with in the vertical guide 24 and tiltedly carve compact heap 25; The bottom surface, right side of right side clamp 13 with tiltedly carve compact heap 25 inclined-planes and agree with, the bottom of tiltedly carving compact heap 25 is connected with hydraulic cylinder 1, the guide rod that hydraulic cylinder 1 is installed on base plate 2 bottoms, hydraulic cylinder passes base plate 2 and backing plate 3 backs from bottom to top and tiltedly carves compact heap 25 and be connected; The left part that flange press-fits clamping device comprises left hand cylinder 6, the guide pad 28 and left side flange screw piece 29 that is installed on the clamp 5 of left side; The guide rod of left hand cylinder 6 connects left side flange screw piece 29; Left side flange screw piece 29 passes guide pad 28; The positioning action of 29 flanges of left side flange screw piece; It is held out against by left hand cylinder 6 all the time and keeps the lateral attitude constant, and the right portions that flange press-fits clamping device comprises right side flange screw piece 30 and right cylinder 23, and right side flange screw piece 30 is installed on the right side clamp 13 through guide rail 12; Right cylinder 23 is installed on the horizontal right side of vertical guide 24 through right side cushion block 22, and the guide rod of right cylinder 23 passes vertical guide 24 backs and is connected with right side flange screw piece 30; The flange press-loading apparatus comprises upper mounted plate 8, cylinder 10, leveling rod 11; The transverse ends of upper mounted plate 8 bottoms is equipped with slide block 35; Slide block 35 is flush-mounted in longitudinal rail 7, and longitudinal rail 7 is installed on backing plate 3 through cross-brace plate 27, and upper mounted plate 8 vertically upper end is connected with hydraulic cylinder 2 21; Cylinder 10 is installed on upper mounted plate 8 through cushion block 9, and leveling rod 11 passes upper mounted plate 8 and is connected with the guide rod of cylinder 10 with cushion block 9 and its upper end.
Specifically describe the course of work of the present invention below: the diffuser shell is located through being set on the diffuser shell locating piece 19 and by profile positioning supports piece 14; Rotary cylinder 16 clamps diffuser shell and diffuser shell locating piece with pressing perpendicular cylinder 20; Hydraulic cylinder one drives tiltedly to be carved compact heap 23 and upwards slides, in sliding process, tiltedly carves compact heap 23 promotion right side clamps 23 and move to the left along lower guide 15 along vertical guide 24; Close up until right side flange clamp 13 and left side flange clamp 5; Right cylinder 23 is rotated promotion right side flange screw piece 30 and is moved to the left until will wait to press-fit the flange clamping with left side flange screw piece 29 along guide rail 12; Subsequently hydraulic cylinder 2 21 drive upper mounted plates 8 longitudinally guide rail 7 move to the top of flange clamping device; Cylinder 10 promotes leveling rod 11 and downwards flange is press-fited in diffuser shell osculum end; Press down in the process at flange, flange flattened in the die cavity that rod 11 is pressed into left side clamp 5 and right side clamp 13 in the die cavity of left side flange screw piece 29 and right side flange screw piece 30; Cylinder 10 drives the excellent 11 rising returns of leveling then; Hydraulic cylinder 2 21 action, drive upper mounted plate 8 drive whole flange press-loading apparatus longitudinally guide rail 7 to vertically going up side shifting, thereby abdicate the superjacent air space of flange clamping device, welding gun stretches in the cavity of left side flange screw piece 29 and right side flange screw piece 30 flange is carried out the spot welding operation.
Claims (8)
1. the flange of automobile exhaust gas recirculated cooling system diffuser press-fits spot welding fixture (SWFX); It comprises bracing frame; Be fixed with base plate on the support frame as described above; On the said base plate backing plate is installed, it is characterized in that: diffuser shell positioning clamping device, flange clamping device and flange press-loading apparatus are installed on the said backing plate, and said diffuser shell positioning clamping device is installed on said backing plate; Said flange clamping device is along the vertical lower end that is horizontally installed in said backing plate, and said flange press-loading apparatus is installed on vertical rear end of said diffuser shell positioning clamping device through the cross-brace plate.
2. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 1 press-fits spot welding fixture (SWFX); It is characterized in that: the perpendicular device of said diffuser shell locating clip comprises diffuser shell locating piece, profile positioning supports piece and rotary cylinder; Said diffuser shell locating piece longitudinally, be installed on said backing plate through supporting seat; Said profile positioning supports piece two ends are installed on vertical downside of diffuser shell locating piece through support column; Said rotary cylinder is fixed on the installation backing plate of said supporting seat front end and is positioned at the below of said diffuser shell locating piece, and said diffuser shell locating piece also is connected and installed with the locating piece clamping cylinder.
3. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 2 press-fits spot welding fixture (SWFX); It is characterized in that: said flange clamping device comprises that flange press-fits clamping device and flange spot welding clamping device; Said flange press-fits clamping device and is installed on the said flange spot welding clamping device, and said flange spot welding clamping device is fixed in said backing plate.
4. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 3 press-fits spot welding fixture (SWFX); It is characterized in that: said flange press-fits clamping device and equal corresponding left part and the right portions of comprising of said flange spot welding clamping device, and said left part and right portions are laterally over against installation.
5. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 4 press-fits spot welding fixture (SWFX); It is characterized in that: the left part of said flange spot welding clamping device comprises the left side clamp; Said left side clamp is installed on said backing plate through left side cushion block left side; The right portions of said flange spot welding clamping device comprises the right side clamp; Said right side clamp is installed on lower guide, and said lower guide is installed on said backing plate, and the horizontal right-hand end of said lower guide is equipped with vertical guide; Be embedded with in the said vertical guide and tiltedly carve compact heap; The bottom surface, right side of said right side clamp and the said compact heap inclined-plane of tiltedly carving agree with, and said bottom of tiltedly carving compact heap is connected with hydraulic cylinder one, are connected with the said compact heap of tiltedly carving after the guide rod that said hydraulic cylinder one is installed on said base plate bottom, hydraulic cylinder passes said base plate and backing plate from bottom to top.
6. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 5 press-fits spot welding fixture (SWFX); It is characterized in that: the left part that said flange press-fits clamping device comprises left hand cylinder, guide pad and the left side flange screw piece that is installed on the clamp of said left side; The guide rod of said left hand cylinder connects said left side flange screw piece; Said left side flange screw piece passes said guide pad; The right portions that said flange press-fits clamping device comprises right side flange screw piece and right cylinder; Said right side flange screw piece is installed on the clamp of said right side through guide rail, and said right cylinder is installed on the horizontal right side of said vertical guide through the right side cushion block, and the guide rod of said right cylinder is connected with said right side flange screw piece after passing said vertical guide.
7. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 6 press-fits spot welding fixture (SWFX); It is characterized in that: said flange press-loading apparatus comprises upper mounted plate, cylinder, leveling rod; The transverse ends of said upper mounted plate bottom is equipped with slide block; Said slide block is flush-mounted in longitudinal rail, and said longitudinal rail is installed on said backing plate through said cross-brace plate, and said upper mounted plate vertically upper end is connected with hydraulic cylinder two.
8. the flange of automobile exhaust gas recirculated cooling system diffuser according to claim 7 press-fits spot welding fixture (SWFX); It is characterized in that: said cylinder is installed on said upper mounted plate through cushion block, and said leveling rod passes said upper mounted plate and is connected with the guide rod of said cylinder with cushion block and its upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452589.5A CN102528701B (en) | 2011-12-30 | 2011-12-30 | Spot welding fixture for press mounting of flange of diffuser of automobile exhaust gas recirculation cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452589.5A CN102528701B (en) | 2011-12-30 | 2011-12-30 | Spot welding fixture for press mounting of flange of diffuser of automobile exhaust gas recirculation cooling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102528701A true CN102528701A (en) | 2012-07-04 |
| CN102528701B CN102528701B (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110452589.5A Active CN102528701B (en) | 2011-12-30 | 2011-12-30 | Spot welding fixture for press mounting of flange of diffuser of automobile exhaust gas recirculation cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102528701B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105478993A (en) * | 2014-09-19 | 2016-04-13 | 上海航天设备制造总厂 | Bi-friction stirring welding pressing device and method used for wallboard and flange spatial curved surface |
| CN107052856A (en) * | 2017-01-24 | 2017-08-18 | 福建富兰光学有限公司 | The fixture and processing method of resinous optical ball cover flange processing clamped one time shaping |
| CN107470833A (en) * | 2017-09-26 | 2017-12-15 | 宜昌船舶柴油机有限公司 | A kind of gas turbine exhaust diffuser welding tooling |
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| JPH06126456A (en) * | 1991-08-20 | 1994-05-10 | Nejitake Seiko Kk | Box flange welding equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105478993A (en) * | 2014-09-19 | 2016-04-13 | 上海航天设备制造总厂 | Bi-friction stirring welding pressing device and method used for wallboard and flange spatial curved surface |
| CN105478993B (en) * | 2014-09-19 | 2019-07-26 | 上海航天设备制造总厂 | For siding and flange space curved surface Bi-friction Stirring Welding pressing device and method |
| CN107052856A (en) * | 2017-01-24 | 2017-08-18 | 福建富兰光学有限公司 | The fixture and processing method of resinous optical ball cover flange processing clamped one time shaping |
| CN107052856B (en) * | 2017-01-24 | 2023-06-23 | 福建富兰光学股份有限公司 | Clamp for one-time clamping and forming of flange edge of resin optical spherical cover and processing method |
| CN107470833A (en) * | 2017-09-26 | 2017-12-15 | 宜昌船舶柴油机有限公司 | A kind of gas turbine exhaust diffuser welding tooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102528701B (en) | 2014-02-26 |
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