CN210677599U

CN210677599U - Clamp for welding pipe fitting

Info

Publication number: CN210677599U
Application number: CN201921744697.8U
Authority: CN
Inventors: 孙国信; 傅辉
Original assignee: Qingdao Santong Machinery Manufacturing Co ltd
Current assignee: Qingdao Santong Machinery Manufacturing Co ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-06-05
Anticipated expiration: 2029-10-17

Abstract

The utility model discloses an anchor clamps are used in pipe fitting welding, including 2 clamps and the double-layered seat of pincers of angularly adjustable, the clamp left end is equipped with mobilizable splint, the clamp middle part is equipped with the roll adjustment device, the clamp right-hand member articulates and is equipped with articulated seat, the clamp seat includes the fixing base, the articulated L shape curved bar that is equipped with in both ends around the fixing base, L shape curved bar and articulated seat right-hand member fixed connection, fixing base middle part right side is rotated and is connected at the lead screw left end, the right-hand member of lead screw is connected and is equipped with the carousel, it is equipped with screw nut to rotate on the lead screw, the last articulated connecting rod that is equipped with of screw nut, the connecting rod other end is articulated with. The pipe fitting butt welding clamp has the advantages that the structure is simple, the movement is convenient, the operation is easy, the clamping plates on the clamp can be moved, the clamp can more firmly fix a pipe fitting, the angle of the clamp seat can be adjusted, and the pipe fitting butt welding clamp is not only suitable for butt welding between straight pipes, but also suitable for butt welding between bent pipes with angles.

Description

Clamp for welding pipe fitting

Technical Field

The utility model relates to an anchor clamps technical field specifically indicates a pipe fitting is anchor clamps for welding.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process. Pipe fitting welding jig need be used during the pipe fitting welding, and pipe fitting welding jig commonly used at present is the bench vice, but the bench vice is heavier, is difficult for removing, is not suitable for moreover with the pipe fitting welding of taking the angle, when carrying out the butt welding to two pipe fittings simultaneously, need stabilize the pipe fitting and step up, consequently need a simple structure, easily operation, be applicable to angle pipe fitting welded anchor clamps urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to solve above-mentioned technical problem, provide a pipe fitting welding jig suitable for angle pipe fitting welding.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides an anchor clamps are used in pipe fitting welding, includes 2 clamps and the double-layered pincers seat of angularly adjustable, the clamp left end is equipped with mobilizable splint, the clamp middle part is equipped with the roll adjustment device, the clamp right-hand member articulates and is equipped with articulated seat, the clamp seat includes the fixing base, the articulated L shape curved bar that is equipped with in both ends around the fixing base, L shape curved bar and articulated seat right-hand member fixed connection, fixing base middle part right side is rotated and is connected at the lead screw left end, the right-hand member of lead screw is connected and is equipped with the carousel, it is equipped with screw nut to rotate on the lead screw, the last articulated connecting rod that is equipped with of screw nut, the connecting rod other.

As the improvement, the roll adjustment device includes the screw rod, the screw rod middle part is equipped with the roll adjustment carousel, the screw rod both ends are rotated and are equipped with the roll adjustment nut, the symmetry is equipped with a nut fixed column in the circumference of roll adjustment nut, the clamp middle part is equipped with the screw rod through-hole, the nut fixed column rotates to be connected on the front and back inner wall of screw rod through-hole, and the nut fixed column can make the roll adjustment nut rotate in the screw rod through-hole, guarantees that the roll adjustment is smooth, and the screw rod screw thread opposite direction of roll adjustment nut both sides, forward rotation roll adjustment nut drive screw rod rotation, and the roll adjustment nut moves on the screw rod in opposite directions, and the clamp tightens up, and the reverse rotation roll adjustment nut, the roll.

As an improvement, the upper end of the clamping plate is provided with a clamping plate rotating shaft, the upper end of the clamping plate rotating shaft is rotatably provided with a clamping plate bearing, the left end of the clamp is provided with a clamping plate through hole, the clamping plate rotating shaft is fixedly connected in the clamping plate through hole, when the angle pipe fitting is welded, an angle is generated between the clamps, the clamping plate bearing can enable the clamping plate to be always vertical to the pipe fitting, and the clamping plate can clamp the pipe fitting more firmly.

As an improvement, the opposite surfaces of the clamping plates are provided with protective pads to protect the surfaces of the pipe fittings and avoid mechanical damage.

Compared with the prior art, the utility model the advantage lie in: the pipe fitting butt welding clamp has the advantages that the structure is simple, the movement is convenient, the operation is easy, the clamping plates on the clamp can be moved, the clamp can more firmly fix a pipe fitting, the angle of the clamp seat can be adjusted, and the pipe fitting butt welding clamp is not only suitable for butt welding between straight pipes, but also suitable for butt welding between bent pipes with angles.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the structure at a in fig. 1.

Fig. 3 is a top view of the structure at B in fig. 1.

As shown in the figure: 1. the clamp, 2, the clamp seat, 2.1, the fixing base, 2.2, L-shaped curved bar, 2.3, the lead screw, 2.4, the carousel, 2.5, the connecting rod, 3, splint, 3.1, the splint pivot, 3.2, the splint bearing, 4, the roll adjustment device, 4.1, the screw rod, 4.2, the roll adjustment carousel, 4.3, the roll adjustment nut, 4.4, the nut fixed column, 4.5, the screw rod through-hole, 5, articulated seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A clamp for pipe fitting welding comprises 2 clamps 1 and a clamp seat 2 with adjustable angles, wherein the clamps 1 are symmetrically connected to the front end and the rear end of the clamp seat 2, a movable clamp plate 3 is arranged at the left end of the clamp 1, a clamp plate rotating shaft 3.1 is arranged at the upper end of the clamp plate 3, a clamp plate bearing 3.2 is arranged at the upper end of the clamp plate rotating shaft 3.1 in a rotating mode, a clamp plate through hole is formed in the left end of the clamp 1, the clamp plate rotating shaft 3.1 is fixedly connected into the clamp plate through hole, the clamp plate 3 can rotate to form an included angle with the clamps 1 to match an angle bent pipe for use, a protective pad is arranged on the opposite surface of the clamp plate 3 to play a protective role, a distance adjusting device 4 is arranged in the middle of the clamp 1 and used for adjusting the size of a clamping opening of the clamp 1, the distance adjusting device 4 comprises a screw rod 4.1, a distance adjusting turntable 4.2 is arranged in the middle of the screw rod 4.1, distance adjusting nuts 4.3 are rotatably arranged at, the middle part of the clamp 1 is provided with a screw rod through hole 4.5, the nut fixing column 4.4 is rotationally connected to the front inner wall and the rear inner wall of the screw rod through hole 4.5, when the distance adjusting rotary disc 4.2 is rotated to tighten and loosen the clamp, the angle between the screw rod 4.1 and the clamp 1 can be changed, the nut fixing column 4.4 can rotate the distance adjusting nut 4.3 to ensure that the screw rod 4.1 is always kept vertical, the right end of the clamp 1 is hinged with a hinged seat 5, the clamp seat 2 comprises a fixed seat 2.1, the front end and the rear end of the fixed seat 2.1 are hinged with an L-shaped curved rod 2.2, the L-shaped curved rod 2.2 is fixedly connected with the right end of the hinged seat 5, the right side of the middle part of the fixed seat 2.1 is rotationally connected to the left end of a screw rod 2.3, the right end of the screw rod 2.3 is connected with a rotary disc 2.4, a screw rod nut is rotationally arranged on the screw rod 2.3, a connecting rod 2, the rotary turntable 2.4 enables the screw rod 2.3 to rotate, the screw rod nut can move left and right on the screw rod 2.3, and meanwhile the L-shaped bent rod 2.2 is driven to move through the connecting rod 2.5, so that the change of the angle between the L-shaped bent rods 2.2 is realized.

The utility model discloses a theory of operation: when a straight pipe is welded, the distance-adjusting rotary disc 4.2 is rotated forward to increase the opening of the clamp 1, the straight pipe is placed on the clamping plate 3, the distance-adjusting rotary disc 4.2 is rotated backward to decrease the opening of the clamp 1, and the clamping plate 3 clamps the straight pipe, so that the straight pipe can be welded; when the angle elbow is welded, the rotary table 2.4 is rotated to adjust the included angle between the clamps 1 according to the angle of the elbow, then the clamp clamps 1 are adjusted, and the clamping plate 3 is rotated to ensure that the angle elbow is firmly attached to the elbow; the lower part of the clamp seat 2 can be connected with a rotating bracket, so that the welding process is more flexible.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a anchor clamps are used in pipe fitting welding, includes 2 pincers (1) and angularly adjustable clamp seat (2), its characterized in that: clamp (1) left end is equipped with mobilizable splint (3), clamp (1) middle part is equipped with roll adjustment device (4), clamp (1) right-hand member is articulated to be equipped with articulated seat (5), clamp seat (2) are including fixing base (2.1), both ends are articulated to be equipped with L shape curved bar (2.2) around fixing base (2.1), L shape curved bar (2.2) and articulated seat (5) right-hand member fixed connection, fixing base (2.1) middle part right side is rotated and is connected at lead screw (2.3) left end, the right-hand member of lead screw (2.3) is connected and is equipped with carousel (2.4), it is equipped with screw nut to rotate on lead screw (2.3), the articulated connecting rod (2.5) that is equipped with on the screw nut, connecting rod (2.5) other end and L shape curved bar (2.2) middle part are articulated.

2. The jig for welding pipe fittings according to claim 1, wherein: the distance adjusting device (4) comprises a screw rod (4.1), a distance adjusting turntable (4.2) is arranged in the middle of the screw rod (4.1), distance adjusting nuts (4.3) are arranged at two ends of the screw rod (4.1) in a rotating mode, 2 nut fixing columns (4.4) are symmetrically arranged in the circumferential direction of the distance adjusting nuts (4.3), a screw rod through hole (4.5) is arranged in the middle of the clamp (1), and the nut fixing columns (4.4) are connected to the front inner wall and the rear inner wall of the screw rod through hole (4.5) in a rotating mode.

3. The jig for welding pipe fittings according to claim 1, wherein: splint (3) upper end is equipped with splint pivot (3.1), and splint pivot (3.1) upper end of telling rotates and is equipped with splint bearing (3.2), be equipped with the splint through-hole on clamp (1) left end, splint pivot (3.1) fixed connection is in the splint through-hole.

4. The jig for welding pipe fittings according to claim 1, wherein: and a protective pad is arranged on the opposite surface of the clamping plate (3).