CN220240564U

CN220240564U - Pipe welding fixture

Info

Publication number: CN220240564U
Application number: CN202321870775.5U
Authority: CN
Inventors: 韩振华; 燕鹏飞
Original assignee: Ruoyuan Tianjin Automation Equipment Technology Co ltd
Current assignee: Ruoyuan Tianjin Automation Equipment Technology Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2023-12-26
Anticipated expiration: 2033-07-17

Abstract

The utility model belongs to the technical field of welding fixtures, and particularly relates to a pipe welding fixture, which comprises: the base, sliding connection has a plurality of fixture on the base, installs the locking mechanism who is used for locking fixture on the base on the fixture, installs the non-slip mechanism who is used for increasing clamping strength on the fixture, installs actuating mechanism in the fixture, the fixture includes: the device comprises a shell and a sliding block, wherein a plurality of sliding blocks are arranged on the shell, the shell is connected to a base through a plurality of sliding blocks in a sliding mode, a first clamping jaw and a second clamping jaw are connected to the shell in a rotating mode, a torsion spring is arranged between the first clamping jaw and the second clamping jaw and the shell, an extrusion block used for extruding the first clamping jaw and the second clamping jaw is connected to the shell in a sliding mode, a supporting frame is arranged on the extrusion block, a driving mechanism used for driving the extrusion block to slide is connected to the shell in a rotating mode, welding time is saved, operation is more labor-saving, and a pipe fitting after welding can keep the same concentricity.

Description

Pipe welding fixture

Technical Field

The utility model belongs to the technical field of welding clamps, and particularly relates to a pipe welding clamp.

Background

Welding is used as a connecting technology, and generally has certain assembly requirements on workpieces to be welded, and positioning and fixing of the weldment are necessary links of welding operation. The welding fixture can clamp and position the workpiece to be welded, so that the problem of assembling the workpiece to be welded is solved. The welding fixture is often designed and manufactured according to the structural characteristics, production conditions and actual requirements of the workpieces to be welded. Wherein the tube-to-tube connection is a common form of construction in welding.

When the existing pipe fittings are welded, the pipe fittings are not easy to position, a great amount of time is consumed for adjustment, and the concentricity requirement of the pipes cannot be guaranteed after welding.

Disclosure of Invention

The utility model aims to solve the technical problems and further provides a pipe welding fixture.

The specific technical scheme of the utility model is as follows: a pipe welding fixture, comprising: the base, sliding connection has a plurality of fixture on the base, installs the locking mechanism who is used for locking fixture on the base on the fixture, installs the non-slip mechanism who is used for increasing clamping strength on the fixture, installs actuating mechanism in the fixture, the fixture includes: the device comprises a shell and a sliding block, wherein a plurality of sliding blocks are arranged on the shell, the shell is connected to a base through a plurality of sliding blocks in a sliding mode, a first clamping jaw and a second clamping jaw are connected to the shell in a rotating mode, a torsion spring is arranged between the first clamping jaw and the shell as well as between the second clamping jaw and the shell, an extrusion block used for extruding the first clamping jaw and the second clamping jaw is connected to the shell in a sliding mode, a supporting frame is arranged on the extrusion block, and a driving mechanism used for driving the extrusion block to slide is connected to the shell in a rotating mode.

Further, the driving mechanism includes: the threaded rod is rotationally connected with the casing, and the threaded rod passes through threaded connection in the extrusion piece, and the casing rotation is connected with the transfer line, installs first bevel gear on the transfer line, installs the second bevel gear on the threaded rod, and first bevel gear and second bevel gear meshing transmission.

Further, the anti-slip mechanism includes: the first rubber wheel is connected to the first clamping claw and the second clamping claw in a rotating mode, and the second rubber wheel is connected to the supporting frame in a rotating mode.

Further, the locking mechanism includes: the locking rod is connected with the locking rod through internal threads of the sliding block, the locking ring is arranged on the locking rod, and the locking rod and the locking ring are matched to lock the shell on the base.

Further, a first knob for increasing friction force is installed on the transmission rod.

Further, a plurality of positioning rods are arranged on the base.

Further, a second knob for increasing friction force is installed on the locking lever.

Further, sealing strips are arranged among the first clamping claw, the second clamping claw, the supporting frame and the shell.

The beneficial effects are that:

according to the pipe welding device, the plurality of sliding blocks are arranged on the shell, the shell is connected to the base through the sliding blocks in a sliding mode, the first clamping jaw and the second clamping jaw are connected to the shell in a rotating mode, the torsion springs are arranged between the first clamping jaw and the second clamping jaw and the shell, the extrusion blocks used for extruding the first clamping jaw and the second clamping jaw are connected to the sliding blocks in a sliding mode, the supporting frames are arranged on the extrusion blocks, the driving mechanism used for driving the extrusion blocks to slide is connected to the rotating mode, the pipe is clamped through the first clamping jaw and the second clamping jaw, a circle is determined through three points, the round pipes clamped by the different first clamping jaws, the second clamping jaw and the supporting frames are always located at the same circle center, welding time is saved, operation is more labor-saving, and the pipe after welding can be kept at the same concentricity.

Description of the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a clamping mechanism according to the present utility model;

FIG. 3 is a schematic diagram of a driving mechanism according to the present utility model;

fig. 4 is a schematic view of the structure of the extrusion block of the present utility model.

The figure indicates:

the clamping mechanism comprises a base 1, a clamping mechanism 2, a shell 21, a sliding block 22, a first clamping claw 23, a second clamping claw 24, a pressing block 25, a supporting frame 26, a locking mechanism 3, a locking rod 31, a locking ring 32, a second knob 33, an anti-slip mechanism 4, a first rubber wheel 41, a second rubber wheel 42, a driving mechanism 5, a threaded rod 51, a transmission rod 52, a first bevel gear 53, a second bevel gear 54, a first knob 55 and a positioning rod 6.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1: a pipe welding jig is described with reference to fig. 1 to 4, comprising: base 1, sliding connection has a plurality of fixture 2 on the base 1, installs on the fixture 2 and is used for locking fixture 2 locking mechanism 3 on base 1, installs the non-slip mechanism 4 that is used for increasing clamping strength on the fixture 2, installs actuating mechanism 5 in the fixture 2, fixture 2 includes: the device comprises a shell 21 and a sliding block 22, wherein a plurality of sliding blocks 22 are arranged on the shell 21, the shell 21 is connected to the base 1 in a sliding manner through the sliding blocks 22, a first clamping claw 23 and a second clamping claw 24 are connected to the shell 21 in a rotating manner, torsion springs are arranged between the first clamping claw 23 and the second clamping claw 24 and the shell 21, an extrusion block 25 for extruding the first clamping claw 23 and the second clamping claw 24 is connected to the shell 21 in a sliding manner, a supporting frame 26 is arranged on the extrusion block 25, and a driving mechanism 5 for driving the extrusion block 25 to slide is connected to the shell 21 in a rotating manner.

Wherein, the torsional spring installed between the first clamping jaw 23 and the shell 21 is used for keeping the first clamping jaw 23 in a clockwise rotating state, the torsional spring installed between the second clamping jaw 24 and the shell 21 keeps the second clamping jaw 24 in a anticlockwise rotating state, when the pipe fitting is not clamped, the first clamping jaw 23 and the second clamping jaw 24 are separated under the action of the torsional spring, the pipe fitting can be placed on the supporting frame 26 from above, and then the extruding block 25 is moved upwards through the driving mechanism 5 to extrude the first clamping jaw 23 and the second clamping jaw 24 to clamp the pipe fitting.

According to the pipe welding device, the plurality of sliding blocks 22 are arranged on the shell 21, the shell 21 is connected to the base 1 in a sliding mode through the plurality of sliding blocks 22, the first clamping claw 23 and the second clamping claw 24 are connected in a rotating mode, the torsion springs are arranged between the first clamping claw 23 and the second clamping claw 24 and the shell 21, the extrusion blocks 25 used for extruding the first clamping claw 23 and the second clamping claw 24 are connected in a sliding mode, the supporting frames 26 are arranged on the extrusion blocks 25 in a sliding mode, the driving mechanism 5 used for driving the extrusion blocks 25 to slide is connected in a rotating mode, the pipe is clamped through the first clamping claw 23 and the second clamping claw 24, the round pipe clamped through the first clamping claw 23, the second clamping claw 24 and the supporting frames 26 is located at the same circle center all the time, welding time is saved, operation is more labor-saving, and the pipe after welding can be kept at the same concentricity.

Example 2: the description will be given with reference to fig. 3 on the basis of embodiment 1, and the driving mechanism 5 includes: the threaded rod 51 is rotatably connected with the threaded rod 51 in the shell 21, the threaded rod 51 is connected in the extrusion block 25 through threads, the shell 21 is rotatably connected with the transmission rod 52, the transmission rod 52 is provided with the first bevel gear 53, the threaded rod 51 is provided with the second bevel gear 54, and the first bevel gear 53 and the second bevel gear 54 are in meshed transmission.

This application is through being connected with threaded rod 51 in casing 21 internal rotation, threaded rod 51 passes through threaded connection in extrusion piece 25, casing 21 internal rotation is connected with transfer line 52, install first bevel gear 53 on the transfer line 52, install second bevel gear 54 on the threaded rod 51, first bevel gear 53 and second bevel gear 54 meshing transmission, make the welding personnel just can realize extrusion piece 25 and slide from top to bottom through rotating transfer line 52, and then make extrusion piece 25 extrude first gripper jaw 23, second gripper jaw 24 and support frame 26 with the pipe fitting grip, improve welding efficiency, the operation is more convenient.

Example 3: the anti-slip mechanism 4 includes, on the basis of embodiment 1, as described with reference to fig. 2: the first rubber wheel 41 is rotatably connected to the first clamping claw 23 and the second clamping claw 24, and the second rubber wheel 42 is rotatably connected to the supporting frame 26.

This application is through all rotating on first gripper jaw 23 and second gripper jaw 24 and being connected with first rubber wheel 41, rotates on the support frame 26 and is connected with second rubber wheel 42, utilizes first rubber wheel 41 and second rubber wheel 42 to increase the frictional force between first gripper jaw 23, second gripper jaw 24 and support frame 26 and the pipe fitting, and then makes the pipe fitting can be more firm by the centre gripping, can also prevent to damage the pipe fitting, and first rubber wheel 41 and second rubber wheel 42 can rotate the adjustment welding position, improves welding efficiency.

Example 4: the description is given with reference to fig. 3 on the basis of embodiment 1, and the locking mechanism 3 includes: the locking rod 31 is connected with the locking rod 31 through internal threads of the sliding block 22, the locking ring 32 is arranged on the locking rod 31, and the locking rod 31 and the locking ring 32 are matched to lock the shell 21 on the base 1.

This application is through having locking lever 31 at slider 22 female connection, install locking ring 32 on the locking lever 31, locking lever 31 and locking ring 32 lock casing 21 on base 1 through the cooperation, slide fixture 2 behind the suitable position of base 1, make casing 21 lock on base 1 through rotating locking lever 31, make fixture 2 and base 1 keep relatively static, later utilize fixture 2 to hold the pipe fitting, prevent to take place to rock in welding process, and then improve welding quality, enlarge the scope that can weld the pipe fitting.

Example 5: the first knob 5 for increasing friction force is mounted on the transmission rod 52, which will be described with reference to fig. 3 on the basis of embodiment 2.

This application is through installing the first knob 5 that is used for increasing frictional force on transfer line 52, makes welding personnel can conveniently rotate transfer line 52 drive fixture 2 and carry out the centre gripping, and then reduces intensity of labour.

Example 6: on the basis of embodiment 1, a plurality of positioning rods 6 are mounted on the base 1, as described with reference to fig. 1 and 3.

This application makes base 1 can conveniently install on the workstation through installing a plurality of locating levers 6 on base 1, and then practices thrift installation time, improves welding efficiency.

Example 7: the second knob 33 for increasing friction force is installed on the lock lever 31, which will be described with reference to fig. 3 on the basis of embodiment 4.

This application has reduced welding personnel and has used the instrument through installing the second knob 33 that is used for increasing frictional force on locking lever 31, and then the operation is more convenient, improves welding efficiency.

Example 8: on the basis of embodiment 1, a sealing strip is installed between the first clamping claw 23, the second clamping claw 24, the supporting frame 26 and the shell 21 in the description with reference to fig. 3.

This application is through all installing the sealing strip between first gripper jaw 23, second gripper jaw 24 and support frame 26 and casing 21, prevents debris and enters into in the casing 21 through the clearance, influences the centre gripping effect, and then increase of service life.

The working process comprises the following steps:

when welding a pipe fitting, the base 1 is arranged on a workbench by using the positioning rod 6, the base is suitable for welding different pipe fittings by sliding the shell 21, after the base slides to a proper position, the second knob 33 is rotated to drive the locking ring 32 to approach the sliding block 22, the shell 21 is locked on the base 1 by using the clamping force between the locking ring 32 and the sliding block 22, then the first knob 55 is rotated anticlockwise, the transmission rod 52 is meshed with the second bevel gear 54 through the first bevel gear 53 to drive the threaded rod 51 to rotate clockwise, the threaded rod 51 drives the extrusion block 25 to slide downwards, the first clamping jaw 23 and the second clamping jaw 24 are separated under the action of the torsion spring, then the pipe fitting is placed on the supporting frame 26, then the first knob 55 is rotated clockwise, the extrusion block 25 slides upwards to press the first clamping jaw 23 and the second clamping jaw 24 to approach, and the pipe fitting is clamped by using the supporting frame 26 and the first clamping jaw 23 which are moved upwards and the second rubber wheel 42 and the first rubber wheel 41 on the second clamping jaw 24.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A pipe welding fixture, comprising: base (1), sliding connection has a plurality of fixture (2) on base (1), installs on fixture (2) and is used for locking fixture (2) locking mechanism (3) on base (1), installs on fixture (2) and is used for increasing clamping strength's anti-skidding mechanism (4), installs actuating mechanism (5) in fixture (2), its characterized in that, fixture (2) include: the novel plastic extrusion device comprises a shell (21) and a sliding block (22), wherein a plurality of sliding blocks (22) are arranged on the shell (21), the shell (21) is connected to a base (1) in a sliding mode through the sliding blocks (22), a first clamping jaw (23) and a second clamping jaw (24) are connected to the shell (21) in a rotating mode, torsion springs are arranged between the first clamping jaw (23) and the second clamping jaw (24) and the shell (21), an extrusion block (25) for extruding the first clamping jaw (23) and the second clamping jaw (24) is connected to the shell (21) in a sliding mode, a supporting frame (26) is arranged on the extrusion block (25), and a driving mechanism (5) for driving the extrusion block (25) to slide is connected to the shell (21) in a rotating mode.

2. A pipe welding jig according to claim 1, wherein the drive mechanism (5) comprises: the threaded rod (51) is rotationally connected with the threaded rod (51) in the shell (21), the threaded rod (51) is rotationally connected with the transmission rod (52) in the extrusion block (25) through threads, the first bevel gear (53) is installed on the transmission rod (52), the second bevel gear (54) is installed on the threaded rod (51), and the first bevel gear (53) and the second bevel gear (54) are in meshed transmission.

3. A pipe welding jig according to claim 1, wherein the slip prevention mechanism (4) comprises: the first rubber wheel (41), all rotate on first gripper jaw (23) and second gripper jaw (24) and be connected with first rubber wheel (41), rotate on support frame (26) and be connected with second rubber wheel (42).

4. A pipe welding jig according to claim 1, wherein the locking mechanism (3) comprises: the locking rod (31), the internal thread of slider (22) is connected with locking rod (31), installs locking ring (32) on locking rod (31), and locking rod (31) and locking ring (32) pass through the cooperation and lock casing (21) on base (1).

5. A pipe welding jig according to claim 2, wherein the transmission rod (52) is provided with a first knob (55) for increasing friction.

6. A pipe welding jig according to claim 1, characterized in that the base (1) is provided with a plurality of positioning bars (6).

7. A pipe welding jig according to claim 4, wherein the locking lever (31) is provided with a second knob (33) for increasing friction.

8. A pipe welding jig according to claim 1, characterized in that sealing strips are mounted between the housing (21) and the first (23), second (24) and support brackets (26).