Protective device for gas shielded welding wire conveying pipe

Abstract

The utility model discloses a protection device for a gas shielded welding wire conveying pipe, and relates to the technical field of conveying pipe protection devices. The clamping device comprises a bottom plate and two first protective shells, a clamping mechanism is arranged on the bottom plate, and the clamping mechanism comprises a second protective shell fixedly connected between the two first protective shells. According to the welding wire conveying device, stable and adaptive clamping environments can be provided for welding wire conveying pipes of different sizes within a certain range through the clamping mechanism, shaking and displacement of the conveying pipes are effectively avoided, it is ensured that the conveying pipes are always kept at the accurate positions in the brazing or desoldering process, the stability and accuracy of welding wire conveying are greatly improved, and the welding wire conveying efficiency is improved. Therefore, the welding wire can be accurately conveyed to a welding area at a constant speed, the problems of unsmooth conveying, blockage and the like are reduced, the damage risk of the welding wire is reduced, the performance stability of the welding wire is kept, the welding quality can be improved, it is guaranteed that welding spots are uniform and firm, welding wire waste caused by abnormal conveying can be reduced, and the production efficiency and economical efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of conveying pipe protection device, especially relates to a gas shielded welding wire conveying pipe protection device. BACKGROUND

[0002] In brazing or de-brazing operation, the welding wire conveying pipe as the key component of conveying welding wire, its working state is directly related to the welding quality and efficiency, in the operation process, high temperature, splashes and complex operation environment, all put forward very high requirements to the performance and stability of the welding wire conveying pipe, and the conveying pipe protection device shoulders the heavy responsibility of guaranteeing the stability of the conveying pipe, prolonging its service life, and ensuring the smooth progress of the welding process.

[0003] However, the existing part welding conveying pipe protection device is inconvenient to protect the conveying pipes with different sizes when in use, so that the conveying pipe protection device may not be protected in all directions and adaptively when protecting some conveying pipes, and thus the welding wire may be affected by the shaking and displacement of the conveying pipe in the welding process, the conveying trajectory is unstable, and the welding wire may be stuck and deviated, and cannot accurately reach the welding area, resulting in welding defects. UTILITY MODEL CONTENT

[0004] The utility model discloses a gas shielded welding wire conveying pipe protection device, be provided with clamping mechanism, solved the existing part welding conveying pipe protection device when using inconveniently to protect the conveying pipe of different sizes.

[0005] To solve the above technical problems, the utility model is realized through the following technical schemes:

[0006] The utility model discloses a gas shielded welding wire conveying pipe protection device, including bottom plate and two protection shell no.

[0007] The clamping mechanism includes a protection shell two fixedly connected between the two protection shell no., two bidirectional threaded rods are penetrated through the two protection shell no., the two bidirectional threaded rods are rotationally connected with the corresponding protection shell no., the front ends of the two bidirectional threaded rods are fixedly connected with knobs, two internal thread blocks are threadedly connected on the two bidirectional threaded rods, the bottoms of a plurality of internal thread blocks are fixedly connected with connecting plates no., the two sides of the connecting plates no. that are close to each other are fixedly connected with V-shaped blocks, and the dismounting mechanism includes a support plate no.

[0008] Further, the inner walls of the two protection shell no. are fixedly connected with slide rods, the slide rods are slidably connected with slide blocks, and the slide blocks are fixedly connected with the corresponding connecting plates no.

[0009] Further, the top of the support plate one is provided with a mounting groove, and the inner wall of the mounting groove is slidably connected with a mounting block.

[0010] Further, the left and right inner walls of the mounting groove are fixedly connected with protrusions, the left and right sides of the mounting block are provided with grooves, and the two protrusions are slidably connected with the corresponding grooves.

[0011] Further, the top of the mounting block is fixedly connected with a support plate two, and the inner bottom walls of the two grooves are provided with positioning grooves.

[0012] Further, the left and right sides of the support plate one are provided with sliding grooves, the inner walls of the two sliding grooves are slidably connected with positioning pins, and the ends of the two positioning pins, which are close to each other, extend into the corresponding positioning grooves and are slidably connected with the corresponding positioning grooves.

[0013] Further, the two positioning pins are fixedly connected with connecting plates two, and the two positioning pins are wound with springs, one end of the two springs is fixedly connected with the corresponding connecting plate two, and the other end of the two springs is fixedly connected with the inner wall of the corresponding sliding groove.

[0014] Further, the ends of the two positioning pins, which are away from each other, are fixedly connected with fixing plates, and the two fixing plates are threadedly connected with two bolts between the support plate one.

[0015] The utility model has the following beneficial effects:

[0016] 1. By setting up the clamping mechanism, rotating the knob, the knob drives the bidirectional threaded rod to rotate when rotating, the bidirectional threaded rod drives the inner threaded block to move when rotating, the inner threaded block drives the connecting plate one to move when moving, the sliding rod drives the sliding block to move on the sliding rod when moving, the connecting plate one drives the V-shaped block to move when moving, the clamping mechanism can provide stable and adaptive clamping environment for different size welding wire conveying pipes within a certain range, effectively avoid the conveying pipe shaking and displacement, ensure that it always keeps accurate position in the brazing or de-welding process, which greatly improves the stability and accuracy of the welding wire conveying, so that the welding wire is uniformly and accurately sent to the welding area, reduces the problems of poor conveying, jamming and the like, reduces the risk of welding wire damage, keeps its performance stable, is favorable for improving the welding quality, ensures uniform and firm welding points, can also reduce the welding wire waste caused by abnormal conveying, improves production efficiency and economy.

[0017] 2、By setting the dismounting mechanism, first loosen the bolt and take off the bolt, then the spring resets under the elastic action of itself, and then drives the connecting plate two to move, the connecting plate two moves and drives the positioning pin to move, the positioning pin moves away from the one end of the fixed plate and disengages from the positioning groove, and then pulls up the support plate two, so that the support plate two drives the mounting block to disengage from the mounting groove, the welding wire conveying pipe protection device is convenient to dismount through the dismounting mechanism, which is beneficial to the all-round maintenance and overhaul of the conveying pipe, can timely find and handle the potential hidden danger of the conveying pipe, ensures its stable operation in subsequent use, thereby creates a reliable environment for the welding wire conveying, which can ensure that the welding wire conveying process is not disturbed and always keeps stable and smooth, avoids the welding wire conveying deviation, jam or pollution caused by the problem of the conveying pipe, maintains the good performance of the welding wire, helps to realize high-quality welding and improve the welding effect and production efficiency when brazing or unbrazing.

[0018] Of course, any product implementing the present application does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0020] Figure 1 It is the overall structure schematic diagram of the present application;

[0021] Figure 2 It is the explosion structure schematic diagram of the present application;

[0022] Figure 3 It is the structure schematic diagram of the protective shell one of the present application;

[0023] Figure 4 It is the structure schematic diagram of the support plate one of the present application;

[0024] Figure 5 It is the structure schematic diagram of the present application Figure 2 It is the enlarged structure schematic diagram of A in the present application.

[0025] In the drawings, the component list represented by each sign is as follows:

[0026] 1, bottom plate; 2, clamping mechanism; 3, dismounting mechanism; 21, protective shell one; 22, protective shell two; 23, bidirectional threaded rod; 24, knob; 25, internally threaded block; 26, connecting plate one; 27, V-shaped block; 28, slide rod; 29, sliding block; 31, support plate one; 32, mounting groove; 33, mounting block; 34, protruding block; 35, recess; 36, support plate two; 37, positioning groove; 38, sliding groove; 39, positioning pin; 310, connecting plate two; 311, spring; 312, fixed plate; 313, bolt. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-5 As shown in the figure, the utility model is a kind of gas shielded welding wire conveying pipe protection device, including bottom plate 1 and two protective shell one 21, bottom plate 1 is provided with clamping mechanism 2 and dismounting mechanism 3, clamping mechanism 2 includes the protective shell two 22 of fixed connection between two protective shell one 21, two protective shell one 21 are all penetrated by bidirectional threaded rod 23, two bidirectional threaded rod 23 are all rotationally connected with corresponding protective shell one 21, the front end of two bidirectional threaded rod 23 is all fixedly connected with knob 24, two bidirectional threaded rod 23 are all screw-connected with two internally threaded blocks 25, the bottom of several internally threaded blocks 25 is all fixedly connected with connecting plate one 26, the two sides of several connecting plate one 26 corresponding to each other are all fixedly connected with V-shaped block 27, dismounting mechanism 3 includes the support plate one 31 of fixed connection in the top of bottom plate 1, the inner wall of two protective shell one 21 is all fixedly connected with slide rod 28, two slide rods 28 are all slidingly connected with sliding block 29, several sliding blocks 29 are all fixedly connected with corresponding connecting plate one 26, by clamping mechanism 2, different size welding wire conveying pipe can be provided with stable and adaptive clamping environment in a certain range, effectively avoid conveying pipe to shake and displace, ensure that it always keeps accurate position in brazing or dismounting process, which greatly improves the stability and accuracy of welding wire conveying, so that welding wire reaches welding area uniformly and accurately, reduces the problems such as poor conveying, jamming, reduces the risk of damage to welding wire, keeps its performance stable, is favorable to improve welding quality, ensures that welding points are uniform and firm, can also reduce the waste of welding wire caused by abnormal conveying, improves production efficiency and economy.

[0029] The top of the support plate one 31 is provided with a mounting groove 32, the inner wall of the mounting groove 32 is slidably connected with a mounting block 33, the left side wall and the right side wall of the mounting groove 32 are fixedly connected with a protrusion 34, the left side and the right side of the mounting block 33 are provided with a groove 35, the two protrusions 34 are slidably connected with the corresponding grooves 35, the top of the mounting block 33 is fixedly connected with a support plate two 36, the inner bottom wall of the two grooves 35 is provided with a positioning groove 37, the left side and the right side of the support plate one 31 are provided with a sliding groove 38, the inner wall of the two sliding grooves 38 is slidably connected with a positioning pin 39, the ends of the two positioning pins 39 close to each other extend into the corresponding positioning grooves 37 and are slidably connected with the corresponding positioning grooves 37, the two positioning pins 39 are fixedly connected with a connecting plate two 310, the two positioning pins 39 are wound with a spring 311, one end of the two springs 311 is fixedly connected with the corresponding connecting plate two 310, the other end of the two springs 311 is fixedly connected with the inner wall of the corresponding sliding groove 38, the ends of the two positioning pins 39 away from each other are fixedly connected with a fixed plate 312, the two fixed plates 312 are threadedly connected with two bolts 313 between the support plate one 31, the welding wire conveying pipe protection device is convenient to disassemble through the disassembly mechanism 3, which is convenient for the comprehensive maintenance and repair of the conveying pipe, can timely find and handle the potential hidden danger of the conveying pipe, ensures the stable operation of the conveying pipe in the subsequent use, thereby creates a reliable environment for the welding wire conveying, which can ensure that the welding wire conveying process is not disturbed and always maintains stable and smooth, avoids the welding wire conveying deviation, jam or pollution caused by the problem of the conveying pipe, maintains the good performance of the welding wire, helps to realize high-quality welding in brazing or unbrazing operation, and improves the welding effect and production efficiency.

[0030] One specific application of the embodiment is: the welding wire conveying pipe passes through the two protective shells one 21 and the protective shell two 22, and then the knob 24 is rotated, the knob 24 drives the bidirectional threaded rod 23 to rotate when rotating, the bidirectional threaded rod 23 drives the inner threaded block 25 to move when rotating, the inner threaded block 25 drives the connecting plate one 26 to move when moving, the sliding rod 28 drives the sliding block 29 to move on the sliding rod 28 when moving, the movement process of the connecting plate one 26 is more stable through the sliding rod 28 and the sliding block 29, and the inner threaded block 25 is also limited, the rotational motion of the inner threaded block 25 is converted into linear motion, the connecting plate one 26 drives the V-shaped block 27 to move when moving, so that the conveying pipe is clamped and fixed through the V-shaped block 27, the welding wire is uniformly and accurately sent to the working area, the conveying is not smooth or the position deviation caused by the shaking of the conveying pipe is avoided, and then the brazing or unbrazing result is deviated.

[0031] When the protection device is installed, first, the mounting block 33 is inserted into the mounting groove 32, and the protrusion 34 is inserted into the recess 35, then the fixed plate 312 is pressed, so that the fixed plate 312 drives the positioning pin 39 to move, and then the end of the positioning pin 39 away from the fixed plate 312 is inserted into the positioning groove 37, thereby positioning the position of the mounting block 33, so that the mounting block 33 cannot move, and then the support plate two 36 at the top of the mounting block 33 cannot move, and the connecting plate two 310 is also driven to move when the positioning pin 39 moves, and the spring 311 is stretched when the connecting plate two 310 moves, and finally the fixed plate 312 is fixed on the support plate one 31 through the bolt 313, so that the positioning pin 39 cannot move, that is, the installation of the protection device at the top of the support plate two 36 is completed, when the protection device needs to be disassembled, first loosen the bolt 313 and remove the bolt 313, then the spring 311 is reset and shrinks under the elastic action of itself, thereby driving the connecting plate two 310 to move, and the connecting plate two 310 drives the positioning pin 39 to move when the connecting plate two 310 moves, and the end of the positioning pin 39 away from the fixed plate 312 is separated from the positioning groove 37, and then the support plate two 36 is pulled upwards, so that the support plate two 36 drives the mounting block 33 to separate from the mounting groove 32, and the protrusion 34 is separated from the recess 35 when the mounting block 33 moves, that is, the protection device can be disassembled, so that the worker can periodically maintain and clean the protection device, avoid the damage and pollution of the protection device to the welding wire, thereby ensuring the stability and purity of the welding wire in the conveying process.

[0032] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the above disclosed application are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. A gas shielded welding wire feed tube protection device characterized by: It includes a base plate (1) and two protective shells (21), wherein the base plate (1) is provided with a clamping mechanism (2) and a disassembly mechanism (3); The clamping mechanism (2) includes a second protective shell (22) fixedly connected between two protective shells (21). Two bidirectional threaded rods (23) are threaded through each of the two protective shells (21). The two bidirectional threaded rods (23) are rotatably connected to the corresponding protective shells (21). A knob (24) is fixedly connected to the front end of each of the two bidirectional threaded rods (23). Two internal threaded blocks (25) are threadedly connected to each of the two bidirectional threaded rods (23). A connecting plate (26) is fixedly connected to the bottom of each of the internal threaded blocks (25). A V-shaped block (27) is fixedly connected to the two adjacent sides of each of the connecting plates (26). The disassembly mechanism (3) includes a support plate (31) fixedly connected to the top of the base plate (1).

2. A gas shielded welding wire feed tube protector according to claim 1, wherein, The inner walls of the two protective shells (21) are fixedly connected with slide rods (28), and the slide rods (28) are slidably connected with sliders (29). Several sliders (29) are fixedly connected to the corresponding connecting plates (26).

3. A gas shielded welding wire feed tube protector according to claim 2, wherein, The top of the support plate (31) is provided with an installation groove (32), and an installation block (33) is slidably connected to the inner wall of the installation groove (32).

4. A gas shielded welding wire feed tube protector according to claim 3, wherein, The inner walls of the left and right sides of the mounting groove (32) are fixedly connected with protrusions (34), and the mounting block (33) has grooves (35) on the left and right sides. The two protrusions (34) are slidably connected to the corresponding grooves (35).

5. A gas shielded welding wire feed tube protector according to claim 4, wherein, The top of the mounting block (33) is fixedly connected to a support plate (36), and the inner bottom walls of the two grooves (35) are provided with positioning grooves (37).

6. A gas shielded welding wire feed tube protector according to claim 5, wherein, The support plate (31) has grooves (38) on both the left and right sides. The inner walls of the two grooves (38) are slidably connected with positioning pins (39). The ends of the two positioning pins (39) that are close to each other extend into the corresponding positioning grooves (37) and are slidably connected to the corresponding positioning grooves (37).

7. A gas shielded welding wire feed tube protector according to claim 6, wherein, A connecting plate 2 (310) is fixedly connected to each of the two positioning pins (39), and a spring (311) is wound around each of the two positioning pins (39). One end of each of the two springs (311) is fixedly connected to the corresponding connecting plate 2 (310), and the other end of each of the two springs (311) is fixedly connected to the inner wall of the corresponding slide groove (38).

8. A gas shielded welding wire feed tube protector according to claim 7, wherein, The two positioning pins (39) are fixedly connected to a fixing plate (312) at their far ends, and the two fixing plates (312) are threadedly connected to the support plate (31) with two bolts (313).

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