CN211414210U

CN211414210U - Welding auxiliary assembly

Info

Publication number: CN211414210U
Application number: CN201922377213.7U
Authority: CN
Inventors: 李述政
Original assignee: Xiangyang Chenli Electromechanical Equipment Co ltd
Current assignee: Xiangyang Chenli Electromechanical Equipment Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-04
Anticipated expiration: 2029-12-26

Abstract

The utility model relates to the field of welding technique, a welding auxiliary assembly is disclosed, including the support, set up in casing on the support, rotate connect in the rotation post of casing, set gradually in the rotation post is located the rolling disc and the three-jaw chuck of casing outside end and being located motor in the casing and with the reduction gear that the motor is connected, the reduction gear including with rotation post coaxial coupling's output shaft. The utility model discloses can reduce the operation degree of difficulty.

Description

Welding auxiliary assembly

Technical Field

The utility model relates to the field of welding technique, in particular to welding auxiliary assembly.

Background

Welding, also known as fusion, welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner.

The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to its use in the factory, welding can be performed in a variety of environments, such as the field, underwater and space, but wherever welding can be dangerous to the operator, proper safeguards must be taken in the weld.

Electric welding is also used in train parts or other industrial production, and it is common to weld different metal parts, for example, two metal pipes with equal diameters are sometimes welded into one pipe. At present, when two pipelines are welded, firstly, workers are required to align the two pipelines, then two or three electric welding positions are carried out on the contact ends of the two pipelines, so that the two pipelines are temporarily connected into a whole, then the pipelines are gradually rotated, and the peripheries of the ends of the pipelines are welded until the whole periphery is welded; although the welding can be normally carried out, in actual operation, a worker needs to rotate the pipeline by one hand and weld by the other hand, and the operation difficulty is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a welding auxiliary assembly aims at solving the big problem of the operation degree of difficulty.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a welding auxiliary assembly, include the support, set up in casing on the support, rotate connect in the rotation post of casing, set gradually in the rotation post is located the rolling disc and the three-jaw chuck of casing outside end and being located motor in the casing and with the reduction gear that the motor is connected, the reduction gear including with rotate post coaxial coupling's output shaft.

The utility model discloses a further set up to: a chip groove is formed in one side, close to the three-jaw chuck, of the rotating disc, the middle of the chip groove is right opposite to the middle of the three-jaw chuck, and the side portion of the chip groove penetrates through the rotating disc.

The utility model discloses a further set up to: the chip groove is including being located the first slot part in rolling disc middle part and being located a plurality of second slot part of first slot part periphery, the both ends of second slot part respectively with first slot part and external world communicate with each other.

The utility model discloses a further set up to: two horizontal supporting pins are symmetrically arranged on two sides of the casing, the two supporting pins are rotatably connected to the support, and a fixing structure used for fixing the position of the casing is arranged on the support.

The utility model discloses a further set up to: the fixing structure comprises a fixing pin which is connected to the support in a sliding mode, a plurality of fixing holes which are distributed in an arc shape are formed in the casing, and the fixing pin can be selectively matched with any fixing hole.

The utility model discloses a further set up to: the straight line at the axle center of the fixing pin is parallel to the straight line at the axle center of the supporting pin, the inner wall of the fixing hole is provided with threads, and the fixing pin can be in threaded fit with the fixing hole.

The utility model discloses a further set up to: the fixed knot construct including articulate in dead lever on the support, it is provided with the dwang to rotate on the support, be provided with the swivel becket on the dwang, the dead lever passes the swivel becket and with swivel becket swing joint, threaded connection has two fixed nut on the dead lever, two fixed nut contradict respectively in the both sides of swivel becket.

The utility model discloses a further set up to: the minimum distance between the straight line at the axis of the rotating rod and the straight line at the axis of the supporting pin is equal to the minimum distance between the straight line at the axis of the hinged position of the fixed rod and the straight line at the axis of the supporting pin.

The utility model discloses a further set up to: the fixed knot constructs including the level set up in the fixed plate of support bottom and vertical set up in two regulating blocks on the fixed plate, two the level is provided with the regulation pole between the regulating block, just adjust pole and two the regulating block is all rotated and is connected, the articulated first regulating part that is provided with on the support, first regulating part is kept away from the articulated second regulating part that is provided with of one end of support, the regulation pole pass the second regulating part and with second regulating part threaded connection.

The utility model discloses a further set up to: the bottom end of the second adjusting piece movably abuts against the fixing plate.

The utility model has the advantages that: before welding workpieces, such as two pipelines or rod pieces, firstly placing the two pipelines at proper and coaxial positions, then carrying out two-to-three-point spot welding on the end parts of the workpieces to temporarily weld the two workpieces into a whole, then placing the end part of one workpiece into a three-jaw chuck, wherein the connecting end of the two workpieces is positioned outside the three-jaw chuck, adjusting the three-jaw chuck and clamping the workpieces through the three-jaw chuck, starting a motor, driving a speed reducer to rotate by the motor, driving a rotating column, a rotating disc, the three-jaw chuck and the workpieces fixed on the three-jaw chuck to rotate after the speed of the speed reducer is reduced to be very low (a worker can normally weld), and welding the periphery of the workpieces by the worker in the rotating process; because the worker does not need to manually rotate the workpiece in the process of welding the periphery of the workpiece, the welding operation is more convenient; meanwhile, as the workpiece is higher than the ground in the welding process, sand is prevented from being mixed between welding seams and the like, and the welding quality is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a welding auxiliary apparatus of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a cross-sectional view of an embodiment of a welding assistance apparatus of the present invention;

FIG. 4 is a schematic structural view of an embodiment of a rotating disk in an embodiment of a welding assistance apparatus of the present invention;

fig. 5 is a schematic structural diagram of a second embodiment of the welding auxiliary apparatus of the present invention;

FIG. 6 is an enlarged view of portion B of FIG. 5;

fig. 7 is a schematic structural diagram of a third embodiment of the welding auxiliary apparatus of the present invention.

In the figure, 1, a bracket; 2. a housing; 3. rotating the column; 4. rotating the disc; 5. a three-jaw chuck; 6. a motor; 7. a speed reducer; 8. an output shaft; 9. a chip groove is formed; 9a, a first groove portion; 9b, a second groove portion; 10. a support pin; 11. a fixing pin; 12. a fixing hole; 13. fixing the rod; 14. rotating the rod; 15. a rotating ring; 16. fixing a nut; 17. a fixing plate; 18. an adjusting block; 19. adjusting a rod; 20. a first adjustment member; 21. a second adjustment member.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings and specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example 1

A welding auxiliary device is shown in figures 1 to 4 (the structure in the figures is only schematic, and the height of a support 1 can be set according to actual conditions in actual use, so that a machine shell 2 can normally rotate), and the welding auxiliary device comprises the support 1, the machine shell 2 arranged on the support 1, a rotating column 3 rotatably connected to the machine shell 2, a rotating disc 4 and a three-jaw chuck 5 which are sequentially arranged at the outer end part of the rotating column 3 positioned on the machine shell 2, a motor 6 positioned in the machine shell 2, and a speed reducer 7 connected with the motor 6, wherein the speed reducer 7 comprises an output shaft 8 coaxially connected with the rotating column 3.

A chip groove 9 is formed in one side, close to the three-jaw chuck 5, of the rotating disc 4, the middle of the chip groove 9 is right opposite to the middle of the three-jaw chuck 5, and the side portion of the chip groove penetrates through the rotating disc 4. The chip groove 9 comprises a first groove part 9a located in the middle of the rotating disc 4 and a plurality of second groove parts 9b located on the periphery of the first groove part 9a, and two ends of each second groove part 9b are respectively communicated with the first groove part 9a and the outside.

Two horizontal supporting pins 10 are symmetrically arranged on two sides of the casing 2, the two supporting pins 10 are rotatably connected to the support 1, and a fixing structure for fixing the position of the casing 2 is arranged on the support 1. The fixing structure comprises a fixing pin 11 which is connected with the support in a sliding mode, a plurality of fixing holes 12 which are distributed in an arc shape are formed in the casing 2, and the fixing pin 11 can be selected to be matched with any of the fixing holes 12. The straight line at the axis of the fixing pin 11 is parallel to the straight line at the axis of the supporting pin 10, the inner wall of the fixing hole 12 is provided with threads, and the fixing pin 11 can be in threaded fit with the fixing hole 12.

The utility model provides a pair of welding auxiliary assembly, to the work piece, for example before two pipelines or member weld, at first put suitable and coaxial position with two pipeline pendulums, then carry out two to three point spot welding to the tip of work piece, make two work pieces weld once into an organic whole, then put the tip of one of them work piece in the three-jaw chuck 5, the link of the two is located the outside of three-jaw chuck 5, adjust three-jaw chuck 5 and press from both sides the work piece through three-jaw chuck 5, starting motor 6, motor 6 drives reduction gear 7 and rotates, reduction gear 7 drives the rotation post 3 through falling very low back (the workman can normally weld) with speed (the work piece that the workman can normally weld on the three-jaw chuck 5 rotates, the work piece welds the periphery of work piece at this pivoted in-process workman; because the worker does not need to manually rotate the workpiece in the process of welding the periphery of the workpiece, the welding operation is more convenient; meanwhile, as the workpiece is higher than the ground in the welding process, sand is prevented from being mixed between welding seams, and the like, and the welding quality is improved (the rotating disc 4 is connected with a grounding wire). The internal structure of the three-jaw chuck 5, such as a large bevel gear, a small bevel gear, a jaw, a plane thread, etc., is a conventional structure, and therefore, the details are not described herein; similarly, the positions and the connection relationships of the motor 6 and the reducer 7 are also common connection relationships in the market, and therefore, the detailed description is omitted here.

Wherein, different workman has different operation custom, also probably needs three-jaw chuck 5 to have different angles simultaneously according to the topography, just can satisfy different angle requirements through rotating casing 2 this moment to make the effect of in-service use better. Wherein, when adjusting the angle of casing 2, at first shift out fixed pin 11 from a fixed orifices 12, alright at this moment with direct rotation casing 2, rotate suitable position after, remove fixed pin 11 and make fixed pin 11 just to one of them fixed orifices 12, then rotate fixed pin 11 and make fixed pin 11 and this fixed orifices 12 threaded connection, accomplished the angle fixed (only one side has fixed pin 11) to casing 2, simple and convenient. Meanwhile, the fixing pin 11 is in threaded connection with the fixing hole 12, so that the fixing pin 11 can be prevented from being disengaged from the fixing hole 12, and the position stability of the casing 2 is ensured.

When a tubular workpiece is welded, welding scraps can possibly fall into the three-jaw chuck 5 along the pipe fitting, at the moment, the center of the three-jaw chuck 5 is communicated with the scrap falling groove 9, so that the scraps can be conveniently pushed into the first groove part 9a during cleaning, then the scraps can fall out of the second groove part 9b to the outside, the cleaning difficulty is small, and the cleaning is more thorough; moreover, when the three-jaw chuck 5 is inclined upward, that is, the workpiece is also inclined upward, the chips can spontaneously fall into the first groove portion 9a and then fall into the outside through the second groove portion 9b, and the practicability is high.

Example 2

The utility model provides a welding auxiliary assembly, the difference with embodiment one lies in, as shown in fig. 5 and fig. 6, fixed knot constructs including articulate in dead lever 13 on the support 1, it is provided with dwang 14 to rotate on the support 1, be provided with swivel becket 15 on the dwang 14, dead lever 13 passes swivel becket 15 and with swivel becket 15 swing joint, threaded connection has two fixing nut 16 on the dead lever 13, two fixing nut 16 contradict respectively in swivel becket 15's both sides. The minimum distance between the straight line of the axis of the rotating rod 14 and the straight line of the axis of the supporting pin 10 is equal to the minimum distance between the straight line of the axis of the hinged position of the fixing rod 13 and the support 1 and the straight line of the axis of the supporting pin 10.

If the case 2 needs to be rotated downwards, the fixing nut 16 below the rotating ring 15 is rotated, and the fixing nut 16 is lower than the rotating ring 15, so that the case 2 can be rotated downwards, and in the process of the rotation, the rotating ring 15 and the rotating rod 14 are also rotated together, so that the rotating ring 15 can be continuously attached to or close to the outer wall of the fixing rod 13 until the rotating ring 15 abuts against the rotating ring 15 below again, the position of the case 2 is maintained, the fixing nut 16 above the rotating ring 15 is rotated, and the nut abuts against the upper side of the rotating ring 15, and at this time, the fixing rod 13, the bracket 1 and the case 2 form a triangle, so that the shape and the angle can be kept stable, and the position of the case 2 is also stably maintained. Also, if the casing 2 is rotated upward, it can be performed in the same manner.

Furthermore, since the minimum distance between the straight line on which the axis of the rotating lever 14 is located and the straight line on which the axis of the support pin 10 is located is equal to the minimum distance between the straight line on which the axis of the hinge of the fixing lever 13 and the bracket 1 is located and the straight line on which the axis of the support pin 10 is located, the housing 2 has a large adjustment range. Meanwhile, when the adjustment mode of the first embodiment is used for adjustment, the angle of the casing 2 can only be a certain specific angle, but the mode of the embodiment can adjust the casing 2 to any angle within the adjustment range, so that the adjustment effect is better.

Example 3

The welding auxiliary device is different from the first embodiment and the second embodiment in that, as shown in fig. 7, the fixing structure comprises a fixing plate 17 horizontally arranged at the bottom of a support 1 and two adjusting blocks 18 vertically arranged on the fixing plate 17, an adjusting rod 19 is horizontally arranged between the two adjusting blocks 18, the adjusting rod 19 is rotatably connected with the two adjusting blocks 18, a first adjusting piece 20 is hinged to the support 1, a second adjusting piece 21 is hinged to one end, far away from the support 1, of the first adjusting piece 20, and the adjusting rod 19 penetrates through the second adjusting piece 21 and is in threaded connection with the second adjusting piece 21. The bottom end of the second adjusting member 21 movably abuts against the fixing plate 17.

When adjusting the angle of casing 2, only need rotate regulation pole 19 can, because adjust pole 19 and be the pivoted connection on regulating block 18, consequently adjust the position of pole 19 self and can not move, but simultaneously because second regulating part 21 is threaded connection on adjusting pole 19, so when adjusting pole 19 and rotate, then can drive the activity of second regulating part 21, then second regulating part 21 has just also driven first regulating part 20 activity, and drive casing 2 through first regulating part 20 and take place to rotate, thereby realize the purpose of adjusting casing 2 angle.

Wherein, the second adjusting part 21 is continuously abutted against the fixing plate 17, so that the acting force of the casing 2 can be directly transmitted to the fixing plate 17 through the second adjusting part 21 after being transmitted to the second adjusting part 21 through the first adjusting part 20, thereby reducing the load of the fixing rod 13 and prolonging the service life thereof.

It should be noted that, in the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims

1. A welding assistance apparatus, characterized in that: including support (1), set up in casing (2), rotation on support (1) connect in rotation post (3) of casing (2), set gradually in rotation post (3) are located casing (2) outside end portion rolling disc (4) and three-jaw chuck (5) and be located motor (6) in casing (2) and with reduction gear (7) that motor (6) are connected, reduction gear (7) including with rotation post (3) coaxial coupling's output shaft (8).

2. A welding assistance device according to claim 1, wherein: the rotary disc (4) is close to one side of the three-jaw chuck (5) and is provided with a chip groove (9), the middle part of the chip groove (9) is right opposite to the middle part of the three-jaw chuck (5), and the side part of the chip groove penetrates through the rotary disc (4).

3. A welding assistance device according to claim 2, wherein: the chip groove (9) comprises a first groove part (9a) located in the middle of the rotating disc (4) and a plurality of second groove parts (9b) located on the periphery of the first groove part (9a), and two ends of each second groove part (9b) are communicated with the first groove part (9a) and the outside respectively.

4. A welding assistance device according to claim 2 or 3, wherein: two horizontal supporting pins (10) are symmetrically arranged on two sides of the machine shell (2), the two supporting pins (10) are rotatably connected to the support (1), and a fixing structure for fixing the position of the machine shell (2) is arranged on the support (1).

5. A welding assistance device according to claim 4, wherein: the fixing structure comprises a fixing pin (11) which is connected to the support (1) in a sliding mode, a plurality of fixing holes (12) which are distributed in an arc shape are formed in the casing (2), and the fixing pin (11) can be selected to be matched with any one of the fixing holes (12).

6. A welding assistance device according to claim 5, wherein: the straight line at the axis of the fixing pin (11) is parallel to the straight line at the axis of the supporting pin (10), the inner wall of the fixing hole (12) is provided with threads, and the fixing pin (11) can be in threaded fit with the fixing hole (12).

7. A welding assistance device according to claim 4, wherein: fixed knot constructs including articulate in dead lever (13) on support (1), it is provided with dwang (14) to rotate on support (1), be provided with swivel becket (15) on dwang (14), dead lever (13) are passed swivel becket (15) and with swivel becket (15) swing joint, threaded connection has two fixing nut (16) on dead lever (13), two fixing nut (16) contradict respectively in the both sides of swivel becket (15).

8. A welding assistance device according to claim 7, wherein: the minimum distance between the straight line at the axis of the rotating rod (14) and the straight line at the axis of the supporting pin (10) is equal to the minimum distance between the straight line at the axis of the hinged position of the fixing rod (13) and the support (1) and the straight line at the axis of the supporting pin (10).

9. A welding assistance device according to claim 4, wherein: fixed knot constructs including the level set up in fixed plate (17) and the vertical setting in of support (1) bottom set up in two regulating blocks (18) on fixed plate (17), two the level is provided with between regulating block (18) adjusts pole (19), just adjust pole (19) and two regulating block (18) all rotate to be connected, the articulated first regulating part (20) that is provided with on support (1), first regulating part (20) are kept away from the articulated second regulating part (21) that is provided with of one end of support (1), it passes to adjust pole (19) second regulating part (21) and with second regulating part (21) threaded connection.

10. A welding assistance device according to claim 9, wherein: the bottom end of the second adjusting piece (21) is movably abutted against the fixing plate (17).