CN216177789U

CN216177789U - Simple and easy two-way location's movable welding mechanism

Info

Publication number: CN216177789U
Application number: CN202122328920.4U
Authority: CN
Inventors: 张学超; 刘文举
Original assignee: Kono Precision Machine Dalian Co ltd
Current assignee: Dalian Heye Intelligent Equipment Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-05
Anticipated expiration: 2031-09-26

Abstract

The utility model relates to the technical field of manual welding, and discloses a simple bidirectional positioning movable welding mechanism which comprises a fixed seat, wherein a pair-shaped block is fixedly arranged at the bottom end of the fixed seat, guide posts are respectively arranged at the front end and the rear end of the fixed seat, a supporting seat A and a supporting seat B are respectively arranged at the left end and the right end of the two guide posts, a clamp B and a clamp A are respectively arranged on one sides, away from the bottom ends of the supporting seat A and the supporting seat B, a connecting plate is arranged on the top surface of the fixed seat in a laminating manner, a handle is arranged on the connecting plate, a connecting rod supporting seat B is arranged at the left end of the handle, an adjusting component is arranged at the right end of the connecting plate, the whole clamping process or loosening process needs to be carried out once operation on the handle, the operation is simple, the use is convenient, and the welding quality and the welding production efficiency are effectively improved.

Description

Simple and easy two-way location's movable welding mechanism

Technical Field

The utility model relates to the technical field of manual welding, in particular to a simple bidirectional positioning movable welding mechanism.

Background

At present, in the manual welding fixture for the exhaust system of the heavy truck in China, a long positioning clapboard is thin and long, more welding beads are provided, in order to achieve stable welding positions, two clapboards need to be simultaneously positioned and welded, and the fixture is generally designed to be large and complex. The clamp not only needs a positioning mechanism, but also needs an exit moving mechanism, otherwise the taking and the placing of the welded product are influenced. The conventional movable mechanism is relatively overstaffed, and the welding posture and the welding bead quality of the product are seriously influenced. Most importantly, the space for positioning the interior of the product is limited, two groups of withdrawing mechanisms are required to be operated, the operation is quite troublesome, and the welding quality and the production efficiency are seriously influenced.

Therefore, a simple bidirectional positioning movable welding mechanism is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a simple bidirectional positioning movable welding mechanism.

In order to achieve the purpose, the utility model adopts the following technical scheme that the simple bidirectional positioning movable welding mechanism comprises a fixed seat, a pair-shaped block is fixedly installed at the bottom end of the fixed seat, guide posts are respectively arranged at the front end and the rear end of the fixed seat, a supporting seat A and a supporting seat B are respectively arranged at the left end and the right end of the two guide posts, a clamp B and a clamp A are respectively arranged on one sides, away from the bottom ends of the supporting seat A and the supporting seat B, a connecting plate is attached to the top surface of the fixed seat, a handle is arranged on the connecting plate, a connecting rod support B is arranged at the left end of the handle, and an adjusting assembly is arranged at the right end of the connecting plate.

Preferably, the top surfaces of the front end and the rear end of the fixed seat are respectively fixedly provided with a pressing plate through bolts, the central outer walls of the two guide posts are respectively and fixedly sleeved between the fixed seat and the two pressing plates, the left end and the right end of the two guide posts are respectively provided with a fixed plate, one surfaces, close to each other, of the front end and the rear end of each fixed plate are respectively and fixedly sleeved on the outer walls of the left end and the right end of the two guide posts, the front end and the rear end of the top surface of each fixed plate are respectively and fixedly connected with a lifting ring, and one surfaces, far away from each other, of the front end and the rear end of each fixed plate are respectively and fixedly connected with a stop dog.

Preferably, the outer walls of the left end and the right end of each of the two guide columns are movably sleeved with linear bearings, the two linear bearings at the left end are fixedly sleeved at the front end and the rear end of the support seat A respectively, the two linear bearings at the right end are fixedly sleeved at the front end and the rear end of the support seat B respectively, the top surfaces of the front end and the rear end of the support seat A are fixedly provided with protective covers through bolts respectively, the top surfaces of the front end and the rear end of the support seat B are also fixedly provided with the same protective cover through bolts respectively, and the four protective covers are located above the four linear bearings respectively.

Preferably, the front end and the rear end of the left side of the support seat A are respectively and fixedly sleeved with a support shaft, the front end and the rear end of the right side of the support seat B are also respectively and fixedly sleeved with the same support shaft, the left end outer walls of the two support shafts at the left end are respectively and fixedly sleeved with the front end and the rear end of the right side of the clamp B, the front end and the rear end of the left side of the clamp B are respectively and fixedly sleeved with a positioning pin, the right end outer walls of the two support shafts at the right end are respectively and fixedly sleeved with the front end and the rear end of the left side of the clamp A, the front end and the rear end of the right side of the clamp A are respectively and fixedly connected with a flat pad, and the surfaces, far away from each other, of the two flat pads at the left end and the right end are respectively and attached to the surfaces, close to the clamp B and the clamp A.

Preferably, the right end of the connecting plate is of a trapezoid structure, a groove penetrating through the connecting plate from top to bottom is formed in the left side of the connecting plate, a hinge pin is movably sleeved at the bottom end of the center of the handle, the outer walls of the front end and the rear end of the hinge pin are movably sleeved with the front inner wall and the rear inner wall of the groove at the left end of the connecting plate respectively, a cotter pin is movably sleeved on the outer wall at the front end of the hinge pin, the same hinge pin is movably sleeved on the outer wall at the front end of the hinge pin at the left end, a connecting rod support B is of a convex structure, a groove penetrating through the connecting rod support B from left to right is formed in the top surface of the connecting rod support B, the outer walls at the front end and the rear end of the hinge pin at the left end are movably sleeved with the same cotter pin respectively, and the connecting rod support B is fixedly installed in the center of the right side of the support A through bolts.

Preferably, the adjusting assembly comprises an adjusting rod, a nut and a connector, the left surface of the adjusting rod is fixedly connected to the right surface of the connecting plate, the outer wall of the right end of the adjusting rod is movably sleeved with the left surface of the nut, the right end of the nut is connected with the outer wall of the left end of the connector through threads, the right end of the connector is movably sleeved with the same hinge pin, the outer walls of the front end and the rear end of the hinge pin are movably sleeved with a connecting rod support A, the connecting rod support A and the connecting rod support B are identical in structure, and the connecting rod support A is fixedly installed at the center of the left surface of the support base B through a bolt.

Preferably, the bottom end of the auxiliary block is of a U-shaped structure, the left surface and the right surface of the auxiliary block are respectively fixedly provided with a limiting block through bolts, and the surfaces, far away from each other, of the two limiting blocks are respectively and fixedly connected with a powerful magnet.

Advantageous effects

The utility model provides a simple bidirectional positioning movable welding mechanism. The method has the following beneficial effects:

1. the simple two-way positioning movable welding mechanism comprises hanging rings, a handle, a connecting plate, a supporting seat A, a supporting seat B, guide posts, a clamp A and a clamp B, wherein the whole device is firstly hung on a hanging arm through the four hanging rings, then a product strip-shaped partition plate is respectively installed in the clamp A and the clamp B to be firmly fixed, an operating handle is pulled upwards to drive the supporting seat A connected with a connecting rod support B to move, the supporting seat A drives the clamp B at the left end to move after the product strip-shaped partition plate is installed on the clamp B, the supporting seat A moves rightwards on the two guide posts through two linear bearings, after the connecting rod support B is contacted with a limiting block, the operating handle is continuously pulled upwards to drive the connecting plate to move upwards, at the moment, the connecting plate driven by the bottom end of the handle pulls the joint through an adjusting rod, the supporting seat B fixed by the connecting rod support A is pulled leftwards, the support seat B moves leftwards on the two guide columns through the two linear bearings, a long-strip-shaped partition plate of a product is also installed on the clamp A at the front end of the support seat B, when the connecting rod support A is in contact with the limiting block, the connecting rod support A is firmly attracted by the powerful magnet, then the whole device is pushed to move on the suspension arm and move to the upper part of the product, the pulling device moves downwards to enable the auxiliary block on the device to be in contact with the product, then the handle is operated to push downwards to enable the connecting rod support A to be separated from the limiting block to move forwards, the connecting rod support A drives the support seat B to move rightwards until the long-strip-shaped partition plate on the clamp A at the front end of the support seat B is in contact with the product, at the moment, the contact point of the long-strip-shaped partition plate and the product is taken as a base point, the handle is continuously pushed downwards to enable the connecting rod support B to be separated from the limiting block, and the connecting rod support seat B drives the support seat A to move leftwards, the handle is further pushed until the product strip-shaped partition on the fixture B connected with the supporting seat A contacts with the product, the handle is enabled to reach a self-locking state, the whole mechanism reaches a positioning clamping state, welding production can be conducted at the moment, after the product is welded, the operating handle is pulled upwards, the fixture B and the fixture A driven by the handle are enabled to be orderly separated from the welded strip-shaped partition, the whole device is lifted to reach a closed state, the lifting device leaves the product, the next operation flow is conducted, the whole clamping process or the loosening process is conducted only by one-time operation of the handle, the operation is simple, the use is convenient, and the welding quality and the welding production efficiency are effectively improved.

2. This simple and easy two-way location's movable welding mechanism through the setting of powerful magnet, stopper, adjusting part, locating pin, dog and protection casing, makes connecting rod support A and connecting rod support B adsorb through powerful magnet respectively on the two sides of two stoppers through pulling the handle upwards to the stability of device has effectively been increased. Can effectively carry out coarse positioning through device dog all around, can adjust according to scene actual size through adjusting the pole for the device is nimble adjustable, has increased the suitability of device, protects four linear bearing through four protection casings, can make linear bearing not receive the effect of the interference of splashing in welding process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a perspective view of a portion of the present invention;

fig. 3 is a top view of the overall structure of the present invention.

Illustration of the drawings:

1. a guide post; 2. a linear bearing; 3. a supporting seat A; 4. a protective cover; 5. a handle; 6. pressing a plate; 7. adjusting a rod; 8. a nut; 9. a joint; 10. a hoisting ring; 11. a stopper; 12. a fixing plate; 13. a connecting rod support A; 14. a clamp A; 15. positioning pins; 16. flattening the cushion; 17. a support shaft; 18. a supporting seat B; 19. a connecting plate; 20. a fixed seat; 21. a form-fitting block; 22. a limiting block; 23. a connecting rod support B; 24. a clamp B; 25. a hinge pin; 26. a cotter pin; 27. a strong magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a simple two-way positioning movable welding mechanism is disclosed, as shown in figures 1-3, comprising a fixed base 20, a pair-shaped block 21 is fixedly arranged at the bottom end of the fixed base 20, guide posts 1 are respectively arranged at the front and rear ends of the fixed base 20, a support seat A3 and a support seat B18 are respectively arranged at the left and right ends of the two guide posts 1, a clamp B24 and a clamp A14 are respectively arranged at the sides, away from the bottom ends of the support seat A3 and the support seat B18, a connecting plate 19 is arranged on the top surface of the fixed base 20 in a laminating manner, a handle 5 is arranged on the connecting plate 19, a connecting rod support seat B23 is arranged at the left end of the handle 5, an adjusting component is arranged at the right end of the connecting plate 19, pressing plates 6 are respectively fixedly arranged at the top surfaces of the front and rear ends of the fixed base 20 through bolts, the central outer walls of the two guide posts 1 are respectively fixedly sleeved between the fixed base 20 and the two pressing plates 6, fixing plates 12 are respectively arranged at the left and right ends of the two guide posts 1, the front and back ends of two fixed plates 12 are close to each other, one surface is fixedly sleeved on the outer walls of the left and right ends of two guide posts 1, the front and back ends of the top surface of each fixed plate 12 are fixedly connected with a hanging ring 10, the front and back ends of two fixed plates 12 are far away from each other are fixedly connected with a stop 11, the outer walls of the left and right ends of two guide posts 1 are movably sleeved with linear bearings 2, the two linear bearings 2 at the left end are fixedly sleeved on the front and back ends of a supporting seat A3, the two linear bearings 2 at the right end are fixedly sleeved on the front and back ends of a supporting seat B18, the top surfaces of the front and back ends of a supporting seat A3 are respectively and fixedly provided with protective covers 4 through bolts, the top surfaces of the front and back ends of a supporting seat B18 are also respectively and fixedly provided with the same protective covers 4 through bolts, the four protective covers 4 are respectively positioned above the four linear bearings 2, and the front and back ends of the left surface of the supporting seat A3 are respectively and are fixedly sleeved with supporting shafts 17, the front end and the rear end of the right side of the supporting seat B18 are respectively fixedly sleeved with the same supporting shaft 17, the outer walls of the left ends of the two supporting shafts 17 at the left end are respectively fixedly sleeved with the front end and the rear end of the right side of the clamp B24, the front end and the rear end of the left side of the clamp B24 are respectively fixedly sleeved with the positioning pins 15, the outer walls of the right ends of the two supporting shafts 17 at the right end are respectively fixedly sleeved with the front end and the rear end of the left side of the clamp A14, the front end and the rear end of the right side of the clamp A14 are respectively fixedly sleeved with the same positioning pins 15, the surfaces, close to each other, of the two positioning pins 15 at the left end and the two positioning pins 15 at the right end are respectively and fixedly connected with the flat pads 16, the surfaces, far away from each other, of the two flat pads 16 at the left end and the two flat pads at the right end are respectively attached to the surfaces, close to each other, the clamp B24 and the clamp A14, the right end of the connecting plate 19 is in a trapezoidal structure, the left surface of the connecting plate 19 is provided with a through groove, the central bottom end of the handle 5 is movably sleeved with the hinge pin 25, the outer walls of the front end and the rear end of the hinge pin 25 are movably sleeved with the front inner wall and the rear inner wall of the left end groove of the connecting plate 19 respectively, the outer wall of the front end of the hinge pin 25 is movably sleeved with a cotter pin 26, the left end of the handle 5 is movably sleeved with the same hinge pin 25, the connecting rod support B23 is in a convex structure, the top surface of the connecting rod support B23 is provided with a groove which penetrates through the left and the right, the outer walls of the front end and the rear end of the left end hinge pin 25 are movably sleeved with the front inner wall and the rear inner wall of the top end groove of the connecting rod support B23 respectively, the outer wall of the front end of the left end hinge pin 25 is movably sleeved with the same cotter pin 26, the connecting rod support B23 is fixedly arranged at the center of the right of the support A3 through a bolt, the adjusting component comprises an adjusting rod 7, a nut 8 and a joint 9, the left surface of the adjusting rod 7 is fixedly connected with the right surface of the connecting plate 19, the outer wall of the adjusting rod 7 is movably sleeved with the left end of the nut 8 through a thread, the right end of the joint 9 is movably sleeved with the same hinge pin 25, the outer walls of the front end and the rear end of the hinge pin 25 are movably sleeved with a connecting rod support A13, the connecting rod support A13 and the connecting rod support B23 are identical in structure, the connecting rod support A13 is fixedly installed in the center of the left face of the support seat B18 through a bolt, the bottom end of the auxiliary block 21 is of a U-shaped structure, the left face and the right face of the auxiliary block 21 are respectively and fixedly provided with a limiting block 22 through a bolt, and the faces, far away from each other, of the two limiting blocks 22 are respectively and fixedly connected with a powerful magnet 27.

The working principle of the utility model is as follows: firstly, the whole device is hung on a suspension arm through four hanging rings 10, then, a product strip-shaped partition plate is respectively installed in a clamp A14 and a clamp B24 to be firmly fixed, an operation handle 5 is pulled upwards, the handle 5 drives a supporting seat A3 connected with a connecting rod support B23 to move, the supporting seat A3 drives a clamp B24 at the left end to be provided with the product strip-shaped partition plate to move, the supporting seat A3 moves rightwards on two guide columns 1 through two linear bearings 2, after the connecting rod support B23 is contacted with a limiting block 22, the supporting seat B3 is firmly attracted by a strong magnet 27, the operation handle 5 is continuously pulled upwards, the handle 5 drives a connecting plate 19 to move upwards, at the moment, the connecting plate 19 driven by the bottom end of the handle 5 pulls a joint 9 through an adjusting rod 7, so that the joint 9 pulls a supporting seat B18 fixed by the connecting rod support A13 to move leftwards, the supporting seat B18 also moves leftwards on the two guide columns 1 through the two linear bearings 2 respectively, a long-strip-shaped partition plate of a product is also installed on the clamp A14 at the front end of the supporting seat B18, when the connecting rod support A13 is in contact with the limiting block 22, the connecting rod support A13 is firmly attracted by the powerful magnet 27, and all mechanisms capable of moving in the whole device are centralized in the middle of the device. Then the whole device is pushed to move on the suspension arm and moves to the position above a product, the pulling device moves downwards, the flanging position which avoids the product continues to descend because the device is in a closed state, the stop blocks 11 at the periphery of the device perform coarse positioning after the auxiliary block 21 on the device is contacted with the product, and then the operating handle 5 pushes downwards, so that when the connecting rod support A13 is separated from the limiting block 22 to move forwards, the connecting rod support A13 drives the support B18 to move rightwards until the long strip-shaped partition plate on the clamp A14 at the front end of the support B18 is contacted with the product. At this time, the contact point of the strip-shaped partition board and the product is taken as a base point, the handle 5 is continuously pushed downwards, the connecting rod support B23 is separated from the limiting block 22, the connecting rod support B23 drives the support seat A3 to move leftwards until the strip-shaped partition board on the clamp B24 connected with the support seat A3 is contacted with the product, the handle 5 is continuously pushed, the handle 5 is enabled to reach a self-locking state, the whole mechanism reaches a positioning and clamping state, and welding production can be carried out at this moment. The adjusting rod 7 can be adjusted according to the actual size of the site to achieve the best clamping state. When the product is welded, the operating handle 5 is pulled upwards, the clamp B24 and the clamp A14 driven by the handle 5 are sequentially separated from the welded strip-shaped partition plate, the whole device is lifted to a closed state, the lifting device leaves the product, the next operating process is carried out, the whole clamping process or loosening process needs to be carried out once operation on the handle 5, the operation is simple, the use is convenient, and the welding quality and the welding production efficiency are effectively improved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a simple and easy two-way location's movable welding mechanism, includes fixing base (20), its characterized in that: the bottom fixed mounting of fixing base (20) has type piece (21), both ends are provided with guide post (1) respectively around fixing base (20), both ends are provided with supporting seat A (3) and supporting seat B (18) respectively about two guide post (1), one side that the bottom of supporting seat A (3) and supporting seat B (18) was kept away from each other is provided with anchor clamps B (24) and anchor clamps A (14) respectively, the top surface laminating of fixing base (20) is provided with connecting plate (19), be provided with handle (5) on connecting plate (19), the left end of handle (5) is provided with connecting rod support B (23), connecting plate (19) right-hand member is provided with adjusting part.

2. A simple bi-directional positioning movable welding mechanism as set forth in claim 1, wherein: the utility model discloses a fixing base, including fixing base (20), the center outer wall of two guide posts (1), both ends top surface is respectively through bolt fixed mounting have clamp plate (6) around fixing base (20), the center outer wall of two guide posts (1) is fixed embolia respectively between fixing base (20) and two clamp plates (6), both ends are provided with fixed plate (12) respectively about two guide posts (1), the one side that both ends are close to each other around two fixed plates (12) is fixed embolia respectively on both ends outer wall about two guide posts (1), both ends are fixedly connected with rings (10) respectively around every fixed plate (12) top surface, one side difference fixedly connected with dog (11) that both ends were kept away from each other around two fixed plates (12).

3. A simple bi-directional positioning movable welding mechanism as set forth in claim 2, wherein: two the both ends outer wall is emboliaed movably respectively about guide post (1) has linear bearing (2), two linear bearing (2) of left end are fixed emboliaed both ends around supporting seat A (3) respectively, two linear bearing (2) of right-hand member are fixed emboliaed both ends around supporting seat B (18) respectively, there are protection casing (4) both ends top surface around supporting seat A (3) through bolt fixed mounting respectively, there are the same protection casing (4) through bolt fixed mounting respectively equally respectively at both ends top surface around supporting seat B (18), four protection casings (4) are located the top of four linear bearing (2) respectively.

4. A simple bi-directional positioning movable welding mechanism as set forth in claim 3, wherein: the front end and the rear end of the left side of the supporting seat A (3) are respectively and fixedly sleeved with a supporting shaft (17), the front end and the rear end of the right side of the supporting seat B (18) are also respectively and fixedly sleeved with the same supporting shaft (17), the outer walls of the left ends of the two supporting shafts (17) at the left end are respectively and fixedly sleeved with the front end and the rear end of the right side of the clamp B (24), the front end and the rear end of the left side of the clamp B (24) are respectively and fixedly sleeved with a positioning pin (15), the outer walls of the right ends of the two supporting shafts (17) at the right end are respectively and fixedly sleeved with the front end and the rear end of the left side of the clamp A (14), the front end and the rear end of the right side of the clamp A (14) are respectively and fixedly sleeved with the same positioning pin (15), and the surfaces, which are close to the two positioning pins (15) at the left end and the two positioning pins (15) at the right end are respectively and fixedly connected with a flat pad (16), the surfaces, far away from each other, of the two flat pads (16) at the left end and the two flat pads (16) at the right end are respectively attached to the surfaces, close to each other, of the clamp B (24) and the clamp A (14).

5. The simple bi-directional positioning movable welding mechanism as set forth in claim 4, wherein: the right end of the connecting plate (19) is of a trapezoid structure, a groove which penetrates through the connecting plate from top to bottom is formed in the left face of the connecting plate (19), a hinge pin (25) is movably sleeved at the bottom end of the center of the handle (5), the outer walls of the front end and the rear end of the hinge pin (25) are movably sleeved with the front inner wall and the rear inner wall of the groove of the left end of the connecting plate (19), a split pin (26) is movably sleeved on the outer wall of the front end of the hinge pin (25), the same hinge pin (25) is movably sleeved with the left end and the rear inner wall of the groove of the top end of the connecting rod support B (23), the connecting rod support B (23) is of a convex structure, a groove which penetrates through the left end and the right end is formed in the top face of the connecting rod support B (23), the outer wall of the front end and the rear end of the left end hinge pin (25) is movably sleeved with the same split pin (26) in the same manner, and the connecting rod support B (23) is fixedly installed in the center of the right face of the support A (3) through bolts.

6. The simple bi-directional positioning movable welding mechanism as set forth in claim 5, wherein: the adjusting component comprises an adjusting rod (7), a nut (8) and a joint (9), the left surface of the adjusting rod (7) is fixedly connected to the right surface of a connecting plate (19), the right end outer wall of the adjusting rod (7) is movably sleeved with the left surface of the nut (8), the right end of the nut (8) is connected with the left end outer wall of the joint (9) through threads, the right end of the joint (9) is movably sleeved with the same hinge pin (25), the outer walls of the front end and the rear end of the hinge pin (25) are movably sleeved with a connecting rod support A (13), the connecting rod support A (13) is identical to the connecting rod support B (23) in structure, and the connecting rod support A (13) is fixedly installed at the center of the left surface of the support B (18) through a bolt.

7. A simple bi-directional positioning movable welding mechanism as set forth in claim 1, wherein: the bottom of the auxiliary block (21) is of a U-shaped structure, the left surface and the right surface of the auxiliary block (21) are respectively fixedly provided with a limiting block (22) through bolts, and the surfaces, far away from each other, of the two limiting blocks (22) are respectively and fixedly connected with a powerful magnet (27).