CN211438795U - Welding, positioning and clamping device for exhaust pipe silencer of light truck engine - Google Patents
Welding, positioning and clamping device for exhaust pipe silencer of light truck engine Download PDFInfo
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- CN211438795U CN211438795U CN201922468587.XU CN201922468587U CN211438795U CN 211438795 U CN211438795 U CN 211438795U CN 201922468587 U CN201922468587 U CN 201922468587U CN 211438795 U CN211438795 U CN 211438795U
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Abstract
The utility model discloses a welding, positioning and clamping device for a silencer of a light truck engine exhaust pipe, which comprises a flange clamping structure, a three-jaw holding structure and a self-centering holding structure; the flange clamping structure comprises a fixed seat, a flange pressing structure and a flange positioning plate; the flange pressing structure comprises a driving cylinder, two hinge seats A which are symmetrically arranged on a fixed seat respectively, two hinge seats B which are symmetrically arranged and are mutually and slidably connected with the hinge seats A respectively, connecting rods of which two ends are hinged with the two hinge seats B respectively, and two pressing claws which are fixedly connected with the hinge seats B respectively; the telescopic rod of the driving cylinder is connected with the middle part of the connecting rod; the driving cylinder pushes and pulls the connecting rod to drive the hinge base B to move relative to the hinge base A, so that the pressing claw is driven to press the flange of the silencer on the flange positioning plate. The utility model discloses simple structure, welding quality is stable, and mechanical degree is high, and the work piece damage is little, and the clamping is stable, and welding process is simple, has reduced the harm healthy to the workman.
Description
Technical Field
The utility model relates to a welding process auxiliary device, especially a gently block engine exhaust pipe muffler welding position clamping device.
Background
The silencer used for the exhaust pipe of the light truck engine consists of a flange, an end cone, a cylinder body and a spinning cylinder body in sequence. The existing silencer is mainly used for welding an end cone and a barrel, and a welding seam between the barrel and a spinning barrel is generally welded manually, so that the welding quality is unstable, and the welding effect is poor. The flange and the end cone at the flange end of the silencer are integrally arranged and are clamped by a manual clamp, and the cylinder body is positioned by a carbon steel material positioning device, so that the workpiece is greatly damaged and the clamping is unstable; the welding of this muffler generally adopts the order welding, and work piece deformation can influence the work piece dress and get, and efficiency is lower, and welding quality is unstable.
SUMMERY OF THE UTILITY MODEL
Not enough to above prior art, the utility model aims to solve the welding quality that exists in the current light calorie of engine exhaust pipe muffler welding process unstable, mechanical degree is low, and the work piece damage is great, and the clamping is unstable, and welding processes is complicated scheduling problem.
The technical scheme of the utility model as follows: a welding, positioning and clamping device for a silencer of an exhaust pipe of a light truck engine comprises a flange clamping structure and a three-jaw holding structure which are used for clamping two ends of the silencer respectively, and a self-centering holding structure which is used for clamping a cylinder in the middle of the silencer; the flange clamping structure comprises a fixed seat, a flange pressing structure arranged on the fixed seat and a flange positioning plate; the flange pressing structure comprises a driving cylinder, two hinge seats A which are symmetrically arranged on a fixed seat respectively, two hinge seats B which are symmetrically arranged and are mutually and slidably connected with the hinge seats A respectively, a connecting rod of which two ends are hinged with the two hinge seats B respectively, and two pressing claws which are fixedly connected with the hinge seats B respectively; the telescopic rod of the driving cylinder is connected with the middle part of the connecting rod; the driving cylinder pushes and pulls the connecting rod to drive the hinge base B to move relative to the hinge base A, so that the pressing claw is driven to press the flange of the silencer on the flange positioning plate.
Through setting up flange clamping structure at muffler flange end, solved current muffler in welding process through the problem of manual clamp centre gripping, make flange end stably fixable, improved welding quality. Through setting up cylinder, hinge seat A, hinge seat B and pressure claw, can fasten the muffler flange on the flange locating plate under the cylinder effect, improved welding quality.
Furthermore, a positioning column matched with the through hole in the silencer flange is arranged on the flange positioning plate. Through set up the flange reference column on the flange locating plate, the flange reference column mutually supports with muffler flange through-hole, can make the welding seam skew error between end awl and the barrel littleer to muffler end awl accurate positioning, has improved welding quality.
Furthermore, the pressure claw is L type, and its one end and hinge seat B fixed connection, the other end are the fork form, and the forked pointed end cooperatees with the through-hole of the muffler flange of location on the ring flange. Set up the tip of L type pressure claw into the fork form, the direct pressfitting of forked form most advanced can prevent the relative flange locating plate activity of flange on the through-hole of flange to reduce the error between end awl and the barrel, improved welding quality.
Further, an arc-shaped through hole is formed in the hinge seat A, a limiting pin limited in the arc-shaped through hole is fixedly arranged on the hinge seat B, and the limiting pin moves in the arc-shaped through hole along the arc shape of the limiting pin to enable the pressing claw to tightly press or loosen the flange on the flange positioning plate. Through set up the arc through-hole on hinge seat A, the spacer pin slides in the through-hole to inject the pressure claw and compress tightly or loosen the flange, simple structure. The arc-shaped through hole can also be arranged on the hinge seat B, and the limit pin is arranged on the hinge seat A.
Further, the device also comprises a handle for manually controlling the opening and closing of the pressing claw; the handle and the driving cylinder are respectively arranged at two sides of the connecting rod. Through the setting of handle, can avoid the cylinder to lead to the fact the claw to press the damage of end awl and flange because of its impact force is great, during the use, can promote the connecting rod through the handle earlier to drive and press the claw to compress tightly the flange, then drive through the cylinder and compress tightly the flange, improved fixed stability.
Furthermore, a baffle for shielding welding waste is arranged on the pressing claw. Through the setting of baffle, can prevent that the welding slag from splashing.
Further, the self-centering clasping structure is an open clamp, and a clamping block made of composite nylon materials is arranged at a clamping part of the self-centering clasping structure. Through setting up the clamp splice into compound nylon materials, can prevent that the split collet from causing the damage to the work piece.
Furthermore, the three-jaw holding structure is opposite to the end part of the spinning cylinder body of the silencer and is provided with an adjustable positioning structure embedded in the spinning cylinder body. The positioning structure is arranged on the three-jaw clasping structure to position the spinning cylinder and fix the spinning cylinder, so that the spinning cylinder is more stable, the error between the cylinder and the spinning cylinder is reduced, and the welding quality is improved.
Further, still include the bottom plate, flange presss from both sides tight structure, three-jaw structure of holding tightly to and hold tightly the structure from the centering and all fix on the bottom plate through the supporting seat. Through the setting of bottom plate and three supporting seat, can directly arrange the muffler in it, adopt the manipulator with the utility model discloses a welding position device mutually supports, and the rotating bottom plate to through the different welding seams of a plurality of manipulators accurate welding muffler simultaneously, reduced welding process, improved welding efficiency, prevent that the workman from suffering arc light radiation for a long time.
The utility model discloses a light calorie of engine vent-pipe muffler welding position clamping device fixes muffler end awl on flange clamp structure during use respectively, fixes muffler spinning barrel on the structure is held tightly to the three-jaw, then arranges the barrel in from the centering structure of holding tightly, and the welding seam distance between adjustment barrel and end awl and barrel and the spinning barrel holds tightly the barrel again, rotates the bottom plate at last and makes manipulator and welding seam cooperation can.
The utility model discloses a light calorie of engine vent-pipe muffler welding position clamping device simple structure, the operation of being convenient for, welding quality is stable, and mechanical degree is high, and the work piece damage is little, and the clamping is stable, and welding process is simple, has reduced the harm healthy to the workman.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a perspective view of a welding positioning and clamping device for a silencer according to an embodiment;
FIG. 2 is a perspective view of a muffler after being welded with a positioning and clamping device assembly according to an embodiment;
FIG. 3 is a perspective view of a flange clamping arrangement according to an embodiment;
FIG. 4 is a perspective view of a three-jaw clasping structure of the embodiment;
in the figure: 1. a flange clamping structure; 101. a fixed seat; 102. a flange positioning plate; 103. a cylinder; 104. a hinge base A; 105. a hinge base B; 106. a connecting rod; 107. pressing claws; 108. an arc-shaped through hole; 109. a spacing pin; 110. a positioning column; 111. a baffle plate; 112. a handle; 2. a three-jaw clasping structure; 21. a positioning structure; 3. a self-centering clasping structure; 31. a clamping block; 4. a base plate; 5. a supporting seat; 6. a flange; 7. end cone; 8. a barrel; 9. and (4) spinning the cylinder body.
Detailed Description
The invention will be further elucidated with reference to the following non-limiting embodiment in which the drawing is combined. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Example 1
As shown in fig. 1 and 2, the welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine comprises a flange clamping structure 1 and a three-jaw holding structure 2 which are used for clamping two ends of the silencer respectively, and a self-centering holding structure 3 which is used for clamping a cylinder 8 in the middle of the silencer; as shown in fig. 3, the flange clamping structure 1 includes a fixing base 101, a flange 6 pressing structure disposed on the fixing base 101, and a flange positioning plate 102; the flange positioning plate 102 is provided with a positioning column 110 which is matched with the through hole on the silencer flange 6; the flange 6 compression structure comprises a driving cylinder 103, two hinge bases A104 which are symmetrically arranged on the fixed base 101 respectively, two hinge bases B105 which are symmetrically arranged and are in sliding connection with the hinge bases A104 respectively, a connecting rod 106 of which two ends are hinged with the two hinge bases B105 respectively, and two pressing claws 107 which are fixedly connected with the hinge bases B105 respectively; the telescopic rod of the driving cylinder 103 is connected with the middle part of the connecting rod 106; the driving cylinder 103 pushes and pulls the connecting rod 106 to drive the hinge base B105 to move relative to the hinge base A104, so as to drive the pressing claw 107 to press the flange 6 of the silencer on the flange positioning plate 102. Still include bottom plate 4, flange clamp structure 1, three-jaw hold tightly structure 2 to and hold tightly structure 3 from the centering and all fix on bottom plate 4 through supporting seat 5.
As shown in fig. 3, the pressing claw 107 is L-shaped, and has one end fixedly connected to the hinge base B105 and the other end formed in a fork shape, and the tip of the fork shape is fitted into the through hole of the muffler flange 6 positioned on the disc of the flange 6. The hinge base A104 is provided with an arc-shaped through hole 108, the hinge base B105 is fixedly provided with a limiting pin 109 limited in the arc-shaped through hole 108, and the pressure claw 107 presses or releases the flange 6 on the flange positioning plate 102 through the limiting pin 109 moving in the arc-shaped through hole 108 along the arc. The handle 112 is used for manually controlling the opening and closing of the pressing claw 107; the handle 112 and the driving cylinder 103 are respectively disposed on both sides of the connecting rod 106. The pressing claw 107 is provided with a baffle 111 for shielding welding waste.
As shown in fig. 1, the self-centering clasping structure 3 is a split clamp, and a clamping block 31 made of composite nylon material is arranged at a clamping part of the split clamp.
As shown in fig. 4, the three-jaw clasping structure 2 is provided with an adjustable positioning structure 21 embedded in the spinning cylinder 9 facing the silencer spinning cylinder 9.
The silencer welding positioning clamping device of this embodiment makes its welding seam accurate butt joint through with end awl 7, barrel 8, spinning barrel 9 reciprocal anchorage, has improved welding quality, mutually supports with the manipulator, has reduced welding processes.
The above examples are to be understood as merely illustrative of the present invention and not as limiting the scope of the invention. After reading the description of the present invention, the skilled person can make various changes or modifications to the present invention, and these equivalent changes and modifications also fall within the scope of the present invention defined by the claims.
Claims (9)
1. A welding, positioning and clamping device for an exhaust pipe silencer of a light truck engine is characterized by comprising a flange clamping structure (1) and a three-jaw holding structure (2) which are used for clamping two ends of the silencer respectively, and a self-centering holding structure (3) which is used for clamping a cylinder body (8) in the middle of the silencer; the flange clamping structure (1) comprises a fixed seat (101), a flange (6) pressing structure arranged on the fixed seat (101) and a flange positioning plate (102); the flange (6) pressing structure comprises a driving cylinder (103), two hinge seats A (104) which are symmetrically arranged on the fixed seat (101) respectively, two hinge seats B (105) which are symmetrically arranged and are in sliding connection with the hinge seats A (104) respectively, a connecting rod (106) of which two ends are hinged with the two hinge seats B (105) respectively, and two pressing claws (107) which are fixedly connected with the hinge seats B (105) respectively; the telescopic rod of the driving cylinder (103) is connected with the middle part of the connecting rod (106); the driving cylinder (103) pushes and pulls the connecting rod (106) to drive the hinge base B (105) to move relative to the hinge base A (104), so that the pressing claw (107) is driven to press the flange (6) of the silencer on the flange positioning plate (102).
2. The welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine as claimed in claim 1, wherein the flange positioning plate (102) is provided with positioning columns (110) which are matched with through holes in the silencer flange (6).
3. The welding, positioning and clamping device for the muffler of the light truck engine exhaust pipe as recited in claim 1, wherein the pressing claw (107) is L-shaped, one end of which is fixedly connected with the hinge base B (105), and the other end of which is fork-shaped, and the tip of the fork-shaped end is matched with the through hole of the muffler flange (6) positioned on the flange (6) plate.
4. The welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine as recited in claim 1, characterized in that the hinge base a (104) is provided with an arc-shaped through hole (108), the hinge base B (105) is fixedly provided with a limit pin (109) limited in the arc-shaped through hole (108), and the pressure claw (107) is pressed against or released from the flange (6) on the flange positioning plate (102) by the limit pin (109) moving along the arc-shaped through hole (108) along the arc-shaped through hole.
5. The welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine as recited in claim 1, further comprising a handle (112) for manually controlling the opening and closing of the pressing claw (107); the handle (112) and the driving cylinder (103) are respectively arranged at two sides of the connecting rod (106).
6. The welding, positioning and clamping device for the muffler of the exhaust pipe of the light truck engine as recited in claim 1, characterized in that the pressing claw (107) is provided with a baffle (111) for shielding welding waste.
7. A welding positioning and clamping device for an exhaust pipe silencer of a light truck engine as claimed in any one of claims 1 to 3, characterized in that the self-centering clasping structure (3) is a split clamp, and a clamping block (31) made of composite nylon material is arranged at a clamping part of the split clamp.
8. The welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine as claimed in any one of claims 1 to 3, characterized in that the three-jaw holding structure (2) faces the end of the spinning cylinder (9) of the silencer and is provided with an adjustable positioning structure (21) embedded in the spinning cylinder (9).
9. The welding, positioning and clamping device for the exhaust pipe silencer of the light truck engine as recited in any one of claims 1 to 3, characterized by further comprising a base plate (4), wherein the flange clamping structure (1), the three-jaw holding structure (2), and the self-centering holding structure (3) are fixed on the base plate (4) through a support seat (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922468587.XU CN211438795U (en) | 2019-12-31 | 2019-12-31 | Welding, positioning and clamping device for exhaust pipe silencer of light truck engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922468587.XU CN211438795U (en) | 2019-12-31 | 2019-12-31 | Welding, positioning and clamping device for exhaust pipe silencer of light truck engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211438795U true CN211438795U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922468587.XU Active CN211438795U (en) | 2019-12-31 | 2019-12-31 | Welding, positioning and clamping device for exhaust pipe silencer of light truck engine |
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| Country | Link |
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| CN (1) | CN211438795U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682973A (en) * | 2022-04-19 | 2022-07-01 | 成都同泰汽车零部件有限公司 | Automatic welding tool for large flange of automobile silencer |
| CN115041854A (en) * | 2022-06-30 | 2022-09-13 | 重庆市原子媒自动化设备有限公司 | Engine post-treatment assembly production line and production process |
-
2019
- 2019-12-31 CN CN201922468587.XU patent/CN211438795U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114682973A (en) * | 2022-04-19 | 2022-07-01 | 成都同泰汽车零部件有限公司 | Automatic welding tool for large flange of automobile silencer |
| CN115041854A (en) * | 2022-06-30 | 2022-09-13 | 重庆市原子媒自动化设备有限公司 | Engine post-treatment assembly production line and production process |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 3-2, Building 18, Chongqing International Hardware and Electrical City, No. 2 Lanxin Avenue, Huixing Street, Yubei District, Chongqing, 401121 Patentee after: Atomic Media (Chongqing) Intelligent Technology Co.,Ltd. Address before: Room 3-2, Building 18, Chongqing International Hardware and Electrical City, No. 2 Lanxin Avenue, Huixing Street, Yubei District, Chongqing, 401121 Patentee before: CHONGQING YUANZIMEI AUTOMATION EQUIPMENT Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |