CN-224223016-U - Clamp for welding inclined bent pipe

CN224223016UCN 224223016 UCN224223016 UCN 224223016UCN-224223016-U

Abstract

The utility model provides a clamp for welding an inclined bent pipe, which relates to the field of inclined bent pipe welding clamps and comprises a first synchronous unit arranged at the top of a positioner, a second synchronous unit arranged at the top of the first synchronous unit and a clamping assembly arranged between the second synchronous unit and the first synchronous unit; according to the utility model, through the design of the clamping blocks and the screw rods, the bent pipe can be clamped and positioned, and the two end bent pipes can be simultaneously positioned and clamped by arranging the two placing seats, so that the process of spot welding in advance is saved, the efficiency of post welding can be improved, the first synchronous unit and the second synchronous unit can be provided with power sources through the positioner, the first synchronous unit and the second synchronous unit can simultaneously drive the clamping assembly and the bent pipe to rotate, and the laser beam of the laser welding machine irradiates the connecting seam of the bent pipe in the rotating process, so that the efficient and accurate welding is realized, and the welding quality and efficiency are effectively improved.

Inventors

XU YULANG
ZHAO XIANRUI
LI ZHANJIANG
ZHANG QIANGYONG
LI DEYIN
XU JUNYI
WEI JINGXUAN
TANG JIALI
ZHANG XIAOWEN

Assignees

江苏海事职业技术学院
南京航舰电子科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250523

Claims (6)

1. A fixture for welding an inclined bent pipe is used for a laser welding machine (100) and a position shifter (200), and is characterized by comprising: A first synchronization unit (300) arranged at the top of the positioner (200), a second synchronization unit (400) arranged at the top of the first synchronization unit (300), and a clamping assembly (500) arranged between the second synchronization unit (400) and the first synchronization unit (300); The first synchronous unit (300) comprises a first housing (310), first synchronous wheels (320) movably connected to two sides of the inner cavity of the first housing (310) through bearings, first synchronous belts (330) in transmission connection with the surfaces of the two first synchronous wheels (320), transmission shafts (340) fixedly connected to the inner cavities of the first synchronous wheels (320) on the right side, and connecting rods (350) fixedly connected to the tops of the first synchronous wheels (320) on the left side; The second synchronization unit (400) comprises a second housing (410), second synchronization wheels (420) movably connected to two sides of an inner cavity of the second housing (410) through bearings, second synchronous belts (430) in transmission connection with the surfaces of the two second synchronization wheels (420), and a connecting frame (440) fixedly connected to the bottom of the second synchronization wheels (420) on the left side; The clamping assembly (500) comprises two placing seats (510), a clamping block (520) movably connected to the inner cavity of the placing seats (510), and a screw (530) movably connected with one side of the clamping block (520) through a bearing.
2. The fixture for welding the bevel bend pipe according to claim 1, wherein a support tube (341) is fixedly connected between the second housing (410) and the first housing (310), and the top of the transmission shaft (340) penetrates through the first housing (310) and extends to the inner cavity of the support tube (341) and is movably connected with the inner cavity of the support tube (341).
3. The fixture for welding the bevel bend according to claim 1, wherein the top of the connecting rod (350) penetrates through the inner cavity of the first housing (310) and is fixedly connected with the lower-end placing seat (510), and the bottom of the connecting frame (440) penetrates through the inner cavity of the second housing (410) and is fixedly connected with the upper-end placing seat (510).
4. The fixture for welding the bent pipe as set forth in claim 1, wherein one end of the screw (530) penetrates through the inner cavity of the placing seat (510) and extends to the outside of the placing seat (510) and is fixedly connected with a knob, the screw (530) is in threaded connection with the placing seat (510), and one side of the clamping block (520) and the inner wall of the placing seat (510) are in contact with the bent pipe.
5. The fixture for welding the bevel bend according to claim 1, wherein a support plate is fixedly connected to one side of the bottom of the first housing (310), and the bottom of the transmission shaft (340) penetrates through the outside of the first housing (310) and is connected with the positioner (200).
6. The jig for welding bevel bend according to claim 1, wherein the laser welder (100) comprises a laser generator, and a transmitting end of the laser generator is aligned with a connecting seam of two bends.

Description

Clamp for welding inclined bent pipe Technical Field The utility model belongs to the field of welding clamps for inclined elbows, and particularly relates to a clamp for welding an inclined elbows. Background In industrial production, the welding operation of the inclined bent pipe is a common technological process, and is widely applied to the fields of automobile manufacturing, aerospace, petrochemical industry and the like. At present, in the welding operation of the inclined bent pipe, firstly, the two parts of the bent pipe are preliminarily connected by adopting a spot welding technology, the two parts of the bent pipe can be fixed together in a short time, then one end of the bent pipe after spot welding is placed in an inner cavity of a clamp, the clamp is designed with a clamping surface matched with the shape of the bent pipe, the surface of the bent pipe can be tightly attached, the bent pipe is ensured not to move or deform in the welding process, then, the accurate positioning of the bent pipe can be realized by adjusting the clamping force and the position of the clamp, and after the positioning is finished, the laser welding equipment is used for carrying out laser welding on the joint of the two parts of the bent pipe, so that the welding operation of the inclined bent pipe is realized; However, in the prior art, as shown in fig. 6, since the fixture cannot simultaneously position the two end elbows during the welding process, the two end elbows need to be spot welded before welding, which increases the complexity and complexity of the welding operation, thereby reducing the welding efficiency. In summary, the present utility model provides a fixture for welding an inclined elbow, so as to solve the above-mentioned problems. Disclosure of utility model In order to solve the technical problems, the utility model provides the following technical scheme: a fixture for welding oblique bent pipe is used for laser welder and position shifter, and comprises A first synchronization unit arranged at the top of the positioner, a second synchronization unit arranged at the top of the first synchronization unit, and a clamping assembly disposed between the second synchronization unit and the first synchronization unit; The first synchronous unit comprises a first housing, first synchronous wheels movably connected to two sides of an inner cavity of the first housing through bearings, first synchronous belts connected to the surfaces of the two first synchronous wheels in a transmission manner, a transmission shaft fixedly connected to the inner cavity of the first synchronous wheels on the right side, and a connecting rod fixedly connected to the top of the first synchronous wheels on the left side; The second synchronous unit comprises a second housing, second synchronous wheels movably connected to two sides of the inner cavity of the second housing through bearings, second synchronous belts connected to the surfaces of the two second synchronous wheels in a transmission manner, and a connecting frame fixedly connected to the bottom of the second synchronous wheels on the left side; The clamping assembly comprises two placing seats, clamping blocks movably connected to the inner cavities of the placing seats, and screws movably connected with one sides of the clamping blocks through bearings. Further, in the utility model, a support tube is fixedly connected between the second housing and the first housing, and the top of the transmission shaft penetrates through the first housing and extends to the inner cavity of the support tube and is movably connected with the inner cavity of the support tube. Further, in the utility model, the top of the connecting rod penetrates through the inner cavity of the first housing and is fixedly connected with the placing seat at the lower end, and the bottom of the connecting frame penetrates through the inner cavity of the second housing and is fixedly connected with the placing seat at the upper end. Further, in the utility model, one end of the screw rod penetrates through the inner cavity of the placement seat, extends to the outside of the placement seat and is fixedly connected with the knob, the screw rod is in threaded connection with the placement seat, and one side of the clamping block and the inner wall of the placement seat are in contact with the bent pipe. Further, in the utility model, a support plate is fixedly connected to one side of the bottom of the first housing, and the bottom of the transmission shaft penetrates through the outside of the first housing and is connected with the positioner. Further, in the utility model, the laser welding machine comprises a laser generator, and the emitting end of the laser generator is aligned with the connecting seam of the two bent pipes. The utility model has the following beneficial effects: According to the utility model, through the design of the clamping blocks and the screw rods in the clamping assem