CN213497505U - Automobile exhaust pipe elbow welding clamp with flange plate - Google Patents
Automobile exhaust pipe elbow welding clamp with flange plate Download PDFInfo
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- CN213497505U CN213497505U CN202022418597.5U CN202022418597U CN213497505U CN 213497505 U CN213497505 U CN 213497505U CN 202022418597 U CN202022418597 U CN 202022418597U CN 213497505 U CN213497505 U CN 213497505U
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Abstract
The utility model discloses a take vehicle vent-pipe return bend welding jig of ring flange, comprising a base plate, from left to right the interval in proper order is provided with ring flange location hold-down mechanism, first support hold-down mechanism, second support hold-down mechanism and third support hold-down mechanism on the bottom plate, ring flange location hold-down mechanism is used for the location of return bend ring flange and compresses tightly, and when the ring flange was installed on ring flange location hold-down mechanism, in the vertical from the top of one end of return bend inserted the ring flange, all the other parts of return bend were supported hold-down mechanism, second by first support hold-down mechanism, second support hold-down mechanism and third and are supported hold-down. The flange plate positioning and pressing mechanism is arranged and used for accurately positioning and fixing the flange plate, the bent pipe is inserted into the flange plate from the top and welded, the flange plate can be accurately installed on the bent pipe, welding quality is guaranteed, sealing performance of installation of the bent pipe is guaranteed, and safety of an automobile is improved.
Description
Technical Field
The utility model relates to an installation auxiliary technology field, concretely relates to automobile exhaust pipe return bend welding jig of band flange dish.
Background
With the progress and development of society, automobiles occupy an indispensable position in people's lives, however, with the increasing importance of people on the performance and safety of the automobiles, the processing precision, efficiency and yield of vehicle parts also enter the working schedule of improvement and promotion.
In the connection of the elbow pipe of the automobile exhaust pipe, a flange is generally used for connection, so that the flange needs to be welded at one end of the elbow pipe of the automobile exhaust pipe. In the welding process of the automobile exhaust pipe elbow, the problem of clamping and positioning cannot be solved because the shape of the elbow and the shape of a flange plate which is matched and welded with the elbow have certain uniqueness. In the prior art, the bent pipe and the flange are usually welded by fixing the bent pipe and directly welding the flange, which easily causes the inaccurate welding position of the flange during welding, thereby affecting the sealing of the bent pipe installation and further affecting the safety performance of the automobile.
SUMMERY OF THE UTILITY MODEL
The utility model discloses plan to provide a vehicle vent-pipe return bend welding jig of band flange dish can accurate ring flange welding on the return bend to guarantee welding quality.
Therefore, the utility model discloses the technical scheme who adopts does: the utility model provides a take vehicle vent-pipe return bend welding jig of ring flange, includes the bottom plate, from left to right the interval has set gradually ring flange location hold-down mechanism, first support hold-down mechanism, second support hold-down mechanism and third support hold-down mechanism on the bottom plate, ring flange location hold-down mechanism is used for the location of return bend ring flange and compresses tightly, and when the ring flange was installed on ring flange location hold-down mechanism, the vertical from the top of one end of return bend inserted the ring flange in, and the rest of return bend is supported hold-down mechanism, second and third and is supported hold-down mechanism and compress tightly.
Preferably, the flange positioning and compressing mechanism comprises a positioning assembly and a compressing assembly, the positioning assembly comprises vertical supporting seats and horizontal supporting plates, the two vertical supporting seats are arranged at the left end of the bottom plate at intervals left and right, the horizontal supporting plate is arranged between the top surfaces of the two vertical supporting seats, a flange fixing plate is arranged in the middle of the top surface of the horizontal supporting plate, a flange positioning bulge is arranged in the middle of the flange fixing plate, and positioning pins are arranged on the left side and the right side of the flange positioning bulge; the pressing component comprises a telescopic cylinder, a flange pressing claw, a pressing claw fixing plate and a guide pin, the telescopic cylinder is arranged below the horizontal supporting plate, the telescopic end of the telescopic cylinder is propped against the horizontal support plate, a pressing claw fixing plate is fixedly arranged on the telescopic cylinder, the left end and the right end of the pressing plate fixing plate are both hinged with flange pressing claws, the two flange pressing claws are oppositely arranged, two strip-shaped pressing claw movable grooves extending left and right are arranged on the left and right sides of the flange fixing plate on the horizontal supporting plate, the flange plate pressing claw upwards penetrates through the pressing claw movable groove and then is pressed on the flange plate, the front side and the rear side of the pressing claw movable groove are both provided with guide pin fixing seats, and the guide pin fixing seat is arranged on the bottom surface of the horizontal supporting plate, the flange plate pressing claw is provided with a guide groove, and the guide pin penetrates through the guide groove and then is fixed in the guide pin fixing seat.
Further preferably, the first supporting and pressing mechanism comprises a first supporting seat, the first supporting seat is arranged on the bottom plate, a first pressing and connecting plate is arranged at the upper end of the first supporting seat, a first supporting plate is arranged on any one of the front side and the rear side of the first pressing and connecting plate, first supporting blocks are arranged on the front side and the rear side of the first supporting plate, the distance between the two first supporting blocks is matched with the diameter of the bent pipe, a first pressing cylinder seat is arranged on any one of the front side and the rear side of the first pressing and connecting plate, a first pressing cylinder is arranged on the first pressing cylinder seat, a first pressing block is arranged on the output end of the first pressing cylinder, the first pressing block can be just pressed by the bent pipe, a fixture block supporting plate is horizontally arranged on the first pressing and connecting plate, and a U-shaped fixture block capable of clamping the bent pipe is arranged at the left end of the fixture block supporting plate, the U-shaped clamping block is just positioned above the flange plate.
Preferably, the second supporting and pressing mechanism comprises a second supporting seat, the second supporting seat is arranged on the bottom plate, a second pressing connecting plate is arranged at the upper end of the second supporting seat, a second supporting plate is arranged on any one of the front side and the rear side of the second pressing connecting plate, second supporting blocks are arranged on the front side and the rear side of the second supporting plate, the distance between the two second supporting blocks is matched with the diameter of the bent pipe, a second pressing cylinder seat is arranged on any one of the front side and the rear side of the second pressing connecting plate, a second pressing cylinder is arranged on the second pressing cylinder seat, a second pressing block is arranged at the output end of the second pressing cylinder, and the second pressing block can be just pressed by the bent pipe.
Preferably, the third supporting and pressing mechanism comprises a third supporting seat, the third supporting seat is arranged on the bottom plate, a third pressing connecting plate is arranged at the upper end of the third supporting seat, a third supporting plate is arranged on any one of the front side and the rear side of the third pressing connecting plate, third supporting blocks are arranged on the front side and the rear side of each third supporting plate, the distance between the two third supporting blocks is matched with the diameter of the bent pipe, a third pressing cylinder seat is arranged on any one of the front side and the rear side of the third pressing connecting plate, a third pressing cylinder is arranged on each third pressing cylinder seat, a third pressing block is arranged at the output end of each third pressing cylinder, and each third pressing block can be just pressed by the bent pipe.
Further preferably, the flange plate clamping device further comprises a control panel, the control panel is arranged on the bottom plate through a control supporting seat, and the control panel is electrically connected with the flange plate positioning and pressing mechanism, the first supporting and pressing mechanism, the second supporting and pressing mechanism and the third supporting and pressing mechanism.
Further preferably, the flange fixing plate is provided with flange protrusions matched with the flange in shape, the flange positioning protrusions and the positioning pins are arranged on the flange protrusions, and the flange fixing plate is further provided with at least two limiting protrusions for limiting the side faces of the flange.
Further preferably, the outer diameter of the flange plate positioning protrusion is matched with the inner diameter of the flange plate, and the front side, the rear side, the left side and the right side of the flange plate positioning protrusion are both planes.
The utility model has the advantages that: the flange plate positioning and pressing mechanism is arranged and used for accurately positioning and fixing the flange plate, the bent pipe is inserted into the flange plate from the top and welded, the flange plate can be accurately installed on the bent pipe, welding quality is guaranteed, sealing performance of installation of the bent pipe is guaranteed, and safety of an automobile is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention (with an automobile exhaust pipe elbow and a flange).
Fig. 2 is the structural schematic diagram of the middle flange positioning and pressing mechanism of the present invention.
Fig. 3 is a schematic structural view of the middle flange fixing plate of the present invention.
Fig. 4 is a schematic structural view of the first support pressing mechanism of the present invention.
Fig. 5 is a schematic structural view of the second supporting and pressing mechanism of the present invention.
Fig. 6 is a schematic structural view of a third supporting and pressing mechanism of the present invention.
Detailed Description
The invention will be further described by way of examples with reference to the accompanying drawings:
referring to fig. 1-6, an automobile exhaust pipe elbow welding fixture with a flange mainly comprises a bottom plate 1, a flange positioning and pressing mechanism a, a first supporting and pressing mechanism B, a second supporting and pressing mechanism C and a third supporting and pressing mechanism D.
The flange plate positioning and pressing mechanism A, the first supporting and pressing mechanism B, the second supporting and pressing mechanism C and the third supporting and pressing mechanism D are sequentially arranged on the bottom plate 1 from left to right at intervals, the flange plate positioning and pressing mechanism A is used for positioning and pressing a bent pipe flange, when the flange plate is installed on the flange plate positioning and pressing mechanism A, one end of the bent pipe is vertically inserted into the flange plate from top, and the rest part of the bent pipe is supported and pressed by the first supporting and pressing mechanism B, the second supporting and pressing mechanism C and the third supporting and pressing mechanism D.
Preferably, ring flange location hold-down mechanism A includes locating component and compresses tightly the subassembly, and locating component includes vertical supporting seat 2 and horizontal support board 3, and the interval sets up the left end at bottom plate 1 about two vertical supporting seats 2, and horizontal support board 3 sets up between the top surface of two vertical supporting seats 2, and the middle part of 3 top surfaces of horizontal support board is provided with ring flange fixed plate 4, and the middle part of ring flange fixed plate 4 is provided with protruding 4a of ring flange location, and the left and right sides of protruding 4a of ring flange location all is provided with locating pin 4 b.
The compressing assembly comprises a telescopic cylinder 5, flange compressing claws 6, a compressing claw fixing plate 7 and a guide pin 8, the telescopic cylinder 5 is arranged below the horizontal supporting plate 3, the telescopic end of the telescopic cylinder 5 is abutted against the horizontal supporting plate 3, the telescopic cylinder 5 is fixedly provided with the compressing claw fixing plate 7, the left and right ends of the compressing plate fixing plate 7 are respectively hinged with the flange compressing claws 6, the two flange compressing claws 6 are oppositely arranged, the left and right sides of the flange fixing plate 4 on the horizontal supporting plate 3 are provided with two strip-shaped compressing claw movable grooves 3a extending left and right, the flange compressing claws 6 upwards penetrate through the compressing claw movable grooves 3a and then are pressed on a flange, the front and back sides of the compressing claw movable grooves 3a are respectively provided with a guide pin fixing seat 9, and the guide pin fixing seat 9 is arranged on the bottom surface of the horizontal supporting plate 3, the flange plate pressing claw 6 is provided with a guide groove 6a, and the guide pin 8 penetrates through the guide groove 6a and then is fixed in the guide pin fixing seat 9.
Preferably, the first supporting and compressing mechanism B includes a first supporting seat 10, the first supporting seat 10 is disposed on the bottom plate 1, a first compressing and connecting plate 11 is disposed at the upper end of the first supporting seat 10, a first supporting plate 12 is disposed on any one of the front side and the rear side of the first compressing and connecting plate 11, first supporting blocks 13 are disposed on the front side and the rear side of the first supporting plate 12, the distance between the two first supporting blocks 13 matches with the diameter of the bent pipe, a first compressing cylinder seat 14 is disposed on any one of the front side and the rear side of the first compressing and connecting plate 11, a first compressing cylinder 15 is disposed on the first compressing cylinder seat 14, a first compressing block 16 is disposed on the output end of the first compressing cylinder 15, the first compressing block 16 can just compress the bent pipe, a block supporting plate 17 is horizontally disposed on the first compressing and connecting plate 11, a U-shaped block 18 capable of clamping the bent pipe is disposed at the left end of the block supporting plate 17, and the U-shaped block.
Preferably, the second supporting and pressing mechanism comprises a second supporting seat, the second supporting seat is arranged on the bottom plate, a second pressing connecting plate is arranged at the upper end of the second supporting seat, a second supporting plate is arranged on any one of the front side and the rear side of the second pressing connecting plate, second supporting blocks are arranged on the front side and the rear side of the second supporting plate, the distance between the two second supporting blocks is matched with the diameter of the bent pipe, a second pressing cylinder seat is arranged on any one of the front side and the rear side of the second pressing connecting plate, a second pressing cylinder is arranged on the second pressing cylinder seat, a second pressing block is arranged at the output end of the second pressing cylinder, and the second pressing block can be just pressed by the bent pipe.
Preferably, the third supporting and pressing mechanism comprises a third supporting seat, the third supporting seat is arranged on the bottom plate, a third pressing connecting plate is arranged at the upper end of the third supporting seat, a third supporting plate is arranged on any one of the front side and the rear side of the third pressing connecting plate, third supporting blocks are arranged on the front side and the rear side of the third supporting plate, the distance between the two third supporting blocks is matched with the diameter of the bent pipe, a third pressing cylinder seat is arranged on any one of the front side and the rear side of the third pressing connecting plate, a third pressing cylinder is arranged on the third pressing cylinder seat, a third pressing block is arranged at the output end of the third pressing cylinder, and the third pressing block can be just pressed by the bent pipe.
The flange plate positioning and pressing device further comprises a control panel E, the control panel E is arranged on the bottom plate 1 through a control supporting seat 19, and the control panel E is electrically connected with the flange plate positioning and pressing mechanism A, the first supporting and pressing mechanism B, the second supporting and pressing mechanism C and the third supporting and pressing mechanism D. So that the clamp can be operated by adopting the control panel E.
The flange plate fixing plate 4 is provided with flange protrusions 4c matched with the flange in shape, the flange positioning protrusions 4a and the positioning pins 4b are arranged on the flange protrusions 4c, and the flange plate fixing plate 4 is further provided with at least two limiting protrusions 4d for limiting the side faces of the flange. The flange protrusions 4c are arranged to facilitate better fixation of the flange plate to the flange plate fixing plate 4.
The outer diameter of the flange plate positioning bulge 4a is matched with the inner diameter of the flange plate, and the front side, the rear side, the left side and the right side of the flange plate positioning bulge 4a are both planes, so that the flange plate can be positioned conveniently.
The clamping process of the clamp is as follows:
the first step, the flange plate is pressed, the flange plate is aligned with the positioning pin 4b and put down, the second step is that the telescopic cylinder 5 is started, the telescopic end of the telescopic cylinder 5 is abutted against the horizontal supporting plate 3, the telescopic cylinder moves downwards, and meanwhile, the flange plate pressing claw 6 presses the inner flange plate;
secondly, inserting the bent pipe, aligning the bent pipe between two first supporting blocks 13, between two second supporting blocks, between two third supporting blocks and a U-shaped clamping block 18, and then inserting the bent pipe from top to bottom to enable one end of the bent pipe to be inserted into the flange plate;
and thirdly, the bent pipe is compressed, the first compression cylinder 15 is started to drive the first compression block 16 to compress the bent pipe, and meanwhile, the second compression cylinder and the third compression cylinder are started to respectively drive the second compression block and the third compression block to compress the bent pipe.
Claims (8)
1. The utility model provides a take vehicle vent-pipe return bend welding jig of ring flange, includes bottom plate (1), its characterized in that: the utility model discloses a bent pipe, including bottom plate (1), bottom plate, first support hold-down mechanism (A), first support hold-down mechanism (B), second support hold-down mechanism (C) and third support hold-down mechanism (D), flange plate location hold-down mechanism (A) is used for the location and the compressing tightly of return bend ring flange from left to right interval in proper order on bottom plate (1), when the ring flange is installed on flange plate location hold-down mechanism (A), in the vertical from the top of one end of return bend inserted the ring flange, the rest of return bend is supported hold-down mechanism (C) and third and is supported hold-down mechanism (D) and compress tightly by first support hold-down mechanism (B), second.
2. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 1, is characterized in that: the flange positioning and compressing mechanism (A) comprises a positioning assembly and a compressing assembly, the positioning assembly comprises vertical supporting seats (2) and horizontal supporting plates (3), the two vertical supporting seats (2) are arranged at the left end of the bottom plate (1) at intervals in the left-right direction, the horizontal supporting plates (3) are arranged between the top surfaces of the two vertical supporting seats (2), a flange fixing plate (4) is arranged in the middle of the top surface of the horizontal supporting plate (3), a flange positioning bulge (4a) is arranged in the middle of the flange fixing plate (4), and positioning pins (4b) are arranged on the left side and the right side of the flange positioning bulge (4 a);
the pressing assembly comprises a telescopic cylinder (5), flange pressing claws (6), a pressing claw fixing plate (7) and guide pins (8), the telescopic cylinder (5) is arranged below the horizontal supporting plate (3), the telescopic end of the telescopic cylinder (5) is abutted to the horizontal supporting plate (3), the pressing claw fixing plate (7) is fixedly arranged on the telescopic cylinder (5), the flange pressing claws (6) are hinged to the left end and the right end of the pressing claw fixing plate (7), the two flange pressing claws (6) are oppositely arranged, two strip-shaped pressing claw movable grooves (3a) extending left and right are arranged on the left side and the right side of the flange fixing plate (4) on the horizontal supporting plate (3), the flange pressing claws (6) upwards penetrate through the pressing claw movable grooves (3a) and then are pressed on the flange, the guide pin fixing seats (9) are arranged on the front side and the back side of the pressing claw movable grooves (3a), and the guide pin fixing seat (9) is arranged on the bottom surface of the horizontal supporting plate (3), a guide groove (6a) is formed in the flange plate pressing claw (6), and the guide pin (8) penetrates through the guide groove (6a) and then is fixed in the guide pin fixing seat (9).
3. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 1, is characterized in that: the first support pressing mechanism (B) comprises a first support seat (10), the first support seat (10) is arranged on the bottom plate (1), a first pressing connecting plate (11) is arranged at the upper end of the first support seat (10), a first support plate (12) is arranged on any one of the front side and the rear side of the first pressing connecting plate (11), first support blocks (13) are arranged on the front side and the rear side of the first support plate (12), the distance between the two first support blocks (13) is matched with the diameter of the bent pipe, a first pressing cylinder seat (14) is arranged on any one of the front side and the rear side of the first pressing connecting plate (11), a first pressing cylinder (15) is arranged on the first pressing cylinder seat (14), a first pressing block (16) is arranged on the output end of the first pressing cylinder (15), and the bent pipe can be just pressed by the first pressing block (16), still the level is provided with fixture block backup pad (17) on first compression connecting plate (11), the left end of fixture block backup pad (17) is provided with U type fixture block (18) that can block the return bend, U type fixture block (18) just are located the top of ring flange.
4. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 1, is characterized in that: the second supporting and pressing mechanism comprises a second supporting seat, the second supporting seat is arranged on the bottom plate, a second pressing connecting plate is arranged at the upper end of the second supporting seat, a second supporting plate is arranged on any one of the front side and the rear side of the second pressing connecting plate, second supporting blocks are arranged on the front side and the rear side of the second supporting plate, the distance between the two second supporting blocks is matched with the diameter of the bent pipe, a second pressing cylinder seat is arranged on any one of the front side and the rear side of the second pressing connecting plate, a second pressing cylinder is arranged on the second pressing cylinder seat, a second pressing block is arranged at the output end of the second pressing cylinder, and the bent pipe can be just pressed by the second pressing block.
5. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 1, is characterized in that: the third supporting and pressing mechanism comprises a third supporting seat, the third supporting seat is arranged on the bottom plate, a third pressing connecting plate is arranged at the upper end of the third supporting seat, a third supporting plate is arranged on any one of the front side and the rear side of the third pressing connecting plate, third supporting blocks are arranged on the front side and the rear side of the third supporting plate, the distance between the two third supporting blocks is matched with the diameter of the bent pipe, a third pressing cylinder seat is arranged on any one of the front side and the rear side of the third pressing connecting plate, a third pressing cylinder is arranged on the third pressing cylinder seat, a third pressing block is arranged at the output end of the third pressing cylinder, and the bent pipe can be just pressed by the third pressing block.
6. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 1, is characterized in that: the device is characterized by further comprising a control panel (E), wherein the control panel (E) is arranged on the bottom plate (1) through a control supporting seat (19), and the control panel (E) is electrically connected with the flange plate positioning and pressing mechanism (A), the first supporting and pressing mechanism (B), the second supporting and pressing mechanism (C) and the third supporting and pressing mechanism (D).
7. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 2, characterized in that: be provided with on ring flange fixed plate (4) protruding (4c) of flange appearance assorted, protruding (4a) of ring flange location and locating pin (4b) all set up on protruding (4c) of flange, still be provided with two at least spacing archs (4d) on ring flange fixed plate (4) for carry on spacingly to the ring flange side.
8. The automobile exhaust pipe elbow welding clamp with the flange plate according to claim 2, characterized in that: the outer diameter of the flange plate positioning bulge (4a) is matched with the inner diameter of the flange plate, and the front side, the rear side, the left side and the right side of the flange plate positioning bulge (4a) are both planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022418597.5U CN213497505U (en) | 2020-10-27 | 2020-10-27 | Automobile exhaust pipe elbow welding clamp with flange plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022418597.5U CN213497505U (en) | 2020-10-27 | 2020-10-27 | Automobile exhaust pipe elbow welding clamp with flange plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213497505U true CN213497505U (en) | 2021-06-22 |
Family
ID=76410980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022418597.5U Active CN213497505U (en) | 2020-10-27 | 2020-10-27 | Automobile exhaust pipe elbow welding clamp with flange plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213497505U (en) |
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2020
- 2020-10-27 CN CN202022418597.5U patent/CN213497505U/en active Active
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