CN219632995U

CN219632995U - Automatic welding device

Info

Publication number: CN219632995U
Application number: CN202320502424.2U
Authority: CN
Inventors: 杨红卫
Original assignee: Laohekou Xintaiyou Hardware Electronics Co ltd
Current assignee: Laohekou Xintaiyou Hardware Electronics Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-09-05
Anticipated expiration: 2033-03-15

Abstract

The utility model relates to the technical field of mechanical equipment, and discloses an automatic welding device which comprises a frame, wherein a guide rail is arranged on the frame, one end of the guide rail is fixedly connected with a first rotating roller assembly, the other end of the guide rail is connected with a second rotating roller assembly in a sliding manner, a driving mechanism for driving the second rotating roller assembly to linearly reciprocate along the guide rail is arranged on the frame, a welding machine is arranged on the frame, and the welding machine is positioned above the first driving roller assembly. The utility model has the following advantages and effects: when processing cylindrical work piece, place cylindrical work piece on rotor roller subassembly one and rotor roller subassembly two, rotor roller subassembly includes two transfer rollers, and cylindrical work piece is placed on two transfer rollers, can drive cylindrical work piece rotation through two transfer rollers to weld cylindrical work piece whole global, degree of automation is high, and the rotation process need not manual operation, and can be applicable to the cylindrical work piece of various diameters.

Description

Automatic welding device

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to an automatic welding device.

Background

Welding, also known as fusion welding, is a process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. When a cylindrical workpiece is welded, the workpiece or a welding gun is usually required to be manually rotated, so that the work is two-dimensional, the welding temperature is high, and the risk coefficient of manual operation is high.

The utility model patent application with the application publication number of CN112427845A discloses a circular tube welding clamping device, which is characterized in that a circular tube is arranged between a pair of hollow annular jackets, a pneumatic suction mechanism is used for being matched with a semiconductor refrigeration box to supply air to the interiors of the hollow annular jackets, cold air overflows into a hollow cavity, and a plurality of piston driving mechanisms which are continuously pressed and annularly arranged push heat conduction arc clamping pieces to move outwards so as to clamp and position the circular tube. The device adopts the annular jacket to carry out the centre gripping to the pipe, only is applicable to the pipe of specific diameter range, and the interval between two annular jackets is fixed, can't process to shorter pipe.

Disclosure of Invention

The utility model aims to provide an automatic welding device which has the advantages of simple structure and suitability for welding cylindrical workpieces with various diameters and lengths.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides an automatic welding device, includes the frame, be equipped with the guide rail in the frame, guide rail one end fixedly connected with rotor subassembly one, the other end sliding connection has rotor subassembly two, be equipped with the actuating mechanism of drive rotor subassembly two along guide rail linear reciprocating motion in the frame, be equipped with the welding machine in the frame, the welding machine is located driving roller subassembly one side.

The utility model is further provided with: the first rotating roller assembly comprises a first supporting frame, the first supporting frame is fixedly connected to the guide rail, the first supporting frame is rotationally connected with two first driving rollers, the axle center of the first driving rollers is fixedly connected with a rotating gear, the frame is rotationally connected with a first driven gear, two sides of the first driven gear are respectively meshed with the two rotating gears, and a motor for driving the first driven gear to rotate is arranged on the frame.

The utility model is further provided with: the second driving roller assembly comprises a second supporting frame, the second driving roller assembly is rotationally connected to the first supporting frame, the second supporting frame is slidably connected to the guide rail, the driving mechanism comprises a screw rod rotationally connected to the frame, a nut is connected to the screw rod in a threaded mode, and the nut is fixedly connected with the second supporting frame.

The utility model is further provided with: the screw rod is fixedly connected with a driven gear II, the output shaft of the motor is connected with a driving gear in a sliding manner, the driving gear can be meshed with the driven gear I or the driven gear II, and the output shaft of the motor is provided with an adjusting mechanism for driving the driving gear to move along the output shaft.

The utility model is further provided with: the regulating mechanism comprises a supporting block fixedly connected to an output shaft of the motor and a sliding block slidingly connected to the output shaft, wherein one side of the sliding block, which is close to the driving gear, is provided with a connecting rod, the other side of the sliding block is connected with the supporting block through a spring, the connecting rod is fixedly connected with the driving gear, the elastic force of the spring drives the connecting rod to drive the driving gear to move towards the supporting block, one side, which is close to the supporting block, of the sliding block is provided with a push rod, the supporting block is provided with a through hole for the push rod to pass through, the output shaft is provided with a regulating block in threaded connection, and the regulating block is connected with the push rod.

The utility model is further provided with: the output shaft is provided with a first limiting block and a second limiting block, when the driving gear is connected with the first limiting block, the driving gear is meshed with the first driven gear, and when the driving gear is connected with the second limiting block, the driving gear is meshed with the second driven gear.

The utility model is further provided with: the output shaft is provided with a convex strip, and the driving gear is provided with a through hole for embedding the convex strip.

The beneficial effects of the utility model are as follows:

1. the frame is provided with a guide rail, one end of the guide rail is provided with a first rotating roller assembly, the other end of the guide rail is connected with a second rotating roller assembly in a sliding manner, when the cylindrical workpiece is processed, the cylindrical workpiece is placed on the first rotating roller assembly and the second rotating roller assembly, the rotating roller assembly comprises two conveying rollers, the cylindrical workpiece is placed on the two conveying rollers, the cylindrical workpiece can be driven to rotate through the two conveying rollers, the whole peripheral surface of the cylindrical workpiece is welded, the automation degree is high, manual operation is not needed in the rotating process, and the rotating device is applicable to cylindrical workpieces with various diameters.

2. The second rotating roller assembly can linearly reciprocate along the guide rail, and the distance between the first rotating roller assembly and the second rotating roller assembly can be adjusted through the movement of the second rotating roller assembly, so that the automatic welding device is suitable for cylindrical workpieces with different lengths.

3. The first rotating roller assembly is provided with a motor for driving the first driving roller to rotate, the output shaft of the motor is provided with a driving gear which is meshed with a driven gear I for driving the first driving roller to rotate, the frame is provided with a screw pair mechanism for driving the second rotating roller assembly to move along the guide rail, the driving gear on the output shaft of the motor can also be meshed with a driven gear II for driving the screw to rotate, the output shaft of the motor is provided with an adjusting mechanism for driving the driving gear to move along the output shaft, and the driving object of the motor can be switched through the adjusting mechanism, so that the distance between the first rotating roller assembly and the second rotating roller assembly is adjusted, or a cylindrical workpiece is driven to rotate.

4. The adjusting mechanism comprises a supporting block fixedly connected to the motor output shaft and a sliding block slidingly connected to the motor output shaft, the sliding block is fixedly connected with the driving gear through a push rod, the sliding block is connected with the supporting block through a spring, an adjusting block is connected to the output shaft through a push rod in a threaded manner, when the adjusting block is rotated to enable the adjusting block to move towards the supporting block, the adjusting block pushes the sliding block and the driving gear to move towards the driven gear through the push rod, when the driving gear is connected with the limiting block II, the driving gear is meshed with the driven gear II, and at the moment, the adjusting block is tightly fixed on the motor output shaft through threads, so that the driving gear is tightly meshed with the driven gear II; when the adjusting hole is rotated to enable the adjusting block to be far away from the supporting block, the driving gear is connected with the first limiting block under the tensile force of the spring, meanwhile, the driving gear is meshed with the second driven gear, switching of the driving gear can be achieved through the adjusting mechanism, and operation is simple and convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

Fig. 2 is an enlarged schematic view at a of fig. 1.

FIG. 3 is a schematic diagram of the positional relationship between the driving gear and the driven gear.

Fig. 4 is a schematic view of the structure of the adjusting mechanism.

In the figure, 1, a rack; 2. a guide rail; 3. a first rotating roller assembly; 31. a first supporting frame; 32. a first driving roller; 33. rotating the gear; 34. a driven gear I; 4. a second rotating roller assembly; 41. a second supporting frame; 42. a second driving roller; 43. a screw rod; 44. a nut; 45. a driven gear II; 5. a motor; 51. an output shaft; 52. a drive gear; 53. a first limiting block; 54. a second limiting block; 55. a convex strip; 6. an adjusting mechanism; 61. a support block; 62. a sliding block; 63. a connecting rod; 64. a spring; 65. a push rod; 66. an adjusting block; 7. a workpiece.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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 fall within the scope of the utility model.

Examples: an automatic welding device is shown in fig. 1, and comprises a frame 1, wherein a guide rail 2 is arranged on the frame 1, one end of the guide rail 2 is fixedly connected with a first rotating roller assembly 3, the other end of the guide rail is slidably connected with a second rotating roller assembly 4, a driving mechanism for driving the second rotating roller assembly 4 to linearly reciprocate along the guide rail 2 is arranged on the frame 1, a welding machine is arranged on the frame 1, and the welding machine is located above the first driving roller assembly.

As shown in fig. 2, the first rotating roller assembly 3 includes a first supporting frame 31, the first supporting frame 31 is fixedly connected to the guide rail 2, two first driving rollers 32 are rotatably connected to the first supporting frame 31, a rotating gear 33 is fixedly connected to an axle center of the first driving rollers 32, a first driven gear 34 is rotatably connected to the frame 1, two sides of the first driven gear 34 are respectively meshed with the two rotating gears 33, and a motor 5 for driving the first driven gear 34 to rotate is arranged on the frame 1.

As shown in fig. 1, the driving roller assembly two comprises a support frame two 41, the support frame one 31 is rotatably connected with two driving rollers two 42, the support frame two 41 is slidably connected on the guide rail 2, the driving mechanism comprises a screw rod 43 rotatably connected on the frame 1, a nut 44 is in threaded connection with the screw rod 43, and the nut 44 is fixedly connected with the support frame two 41.

As shown in fig. 3, a driven gear two 45 is fixedly connected to the screw 43, a driving gear 52 is slidably connected to an output shaft 51 of the motor 5, the driving gear 52 can be meshed with the driven gear one 34 or the driven gear two 45, and an adjusting mechanism 6 for driving the driving gear 52 to move along the output shaft 51 is arranged on the output shaft 51 of the motor 5.

As shown in fig. 4, the adjusting mechanism 6 includes a supporting block 61 fixedly connected to the output shaft 51 of the motor 5, and a sliding block 62 slidably connected to the output shaft 51, wherein a connecting rod 63 is disposed on one side of the sliding block 62 close to the driving gear 52, the other side is connected to the supporting block 61 through a spring 64, the connecting rod 63 is fixedly connected to the driving gear 52, the elastic force of the spring 64 drives the connecting rod 63 to drive the driving gear 52 to move toward the supporting block 61, a push rod 65 is disposed on one side of the sliding block close to the supporting block 61, a through hole for the push rod 65 to pass through is disposed on the supporting block 61, an adjusting block 66 is screwed to the output shaft 51, and the adjusting block 66 is connected to the push rod 65.

As shown in fig. 4, the output shaft 51 is provided with a first limiting block 53 and a second limiting block 54, when the driving gear 52 is connected with the first limiting block 53, the driving gear 52 is meshed with the first driven gear 34, and when the driving gear 52 is connected with the second limiting block 54, the driving gear 52 is meshed with the second driven gear 45.

As shown in fig. 4, the output shaft 51 is provided with a protruding strip 55, and the driving gear 52 is provided with a through hole into which the protruding strip 55 is fitted.

An automatic welding device working principle:

the frame 1 is provided with the guide rail 2, one end of the guide rail 2 is provided with the first rotating roller assembly 3, the other end of the guide rail 2 is connected with the second rotating roller assembly 4 in a sliding manner, when the cylindrical workpiece 7 is processed, the cylindrical workpiece 7 is placed on the first rotating roller assembly 3 and the second rotating roller assembly 4, the rotating roller assembly comprises two conveying rollers, the cylindrical workpiece 7 is placed on the two conveying rollers, the cylindrical workpiece 7 can be driven to rotate through the two conveying rollers, and therefore the whole peripheral surface of the cylindrical workpiece 7 is welded, the degree of automation is high, manual operation is not needed in the rotating process, and the rotating device is applicable to cylindrical workpieces 7 with various diameters.

The rotating roller assembly II 4 can linearly reciprocate along the guide rail 2, and the distance between the rotating roller assembly I3 and the rotating roller assembly II 4 can be adjusted by the movement of the rotating roller assembly II 4, so that the automatic welding device is suitable for cylindrical workpieces 7 with different lengths.

The rotating roller assembly I3 is provided with a motor 5 for driving the first driving roller 32 to rotate, an output shaft 51 of the motor 5 is provided with a driving gear 52, the driving gear 52 is meshed with a driven gear I34 for driving the first driving roller to rotate, the frame 1 is provided with a screw 43 pair mechanism for driving the second rotating roller assembly 4 to move along the guide rail 2, the driving gear 52 on the output shaft 51 of the motor 5 can also be meshed with a driven gear II 45 for driving the screw 43 to rotate, the output shaft 51 of the motor 5 is provided with an adjusting mechanism 6 for driving the driving gear 52 to move along the output shaft 51, and a driving object of the motor 5 can be switched through the adjusting mechanism 6, so that the distance between the first rotating roller assembly 3 and the second rotating roller assembly 4 is adjusted, or the cylindrical workpiece 7 is driven to rotate.

The adjusting mechanism 6 comprises a supporting block 61 fixedly connected to the output shaft 51 of the motor 5, and a sliding block 62 slidingly connected to the output shaft 51 of the motor 5, wherein the sliding block 62 is fixedly connected with the driving gear 52 through a push rod 65, the sliding block 62 is connected with the supporting block 61 through a spring 64, an adjusting block 66 is connected to the output shaft 51 through threads, the adjusting block 66 is connected with the sliding block 62 through the push rod 65, when the adjusting block 66 is rotated to enable the adjusting block 66 to move towards the supporting block 61, the adjusting block 66 pushes the sliding block 62 and the driving gear 52 to move towards the driven gear II 45 through the push rod 65, when the driving gear 52 is connected with the limiting block II 54, the driving gear 52 is meshed with the driven gear II 45, and at the moment, the adjusting block 66 is tightly fixed on the output shaft 51 of the motor 5 through threads, so that the driving gear 52 is tightly meshed with the driven gear II 45; when the adjusting hole is rotated to enable the adjusting block 66 to be far away from the supporting block 61, the driving gear 52 is connected with the first limiting block 53 under the tension of the spring 64, meanwhile, the driving gear 52 is meshed with the second driven gear 45, switching of the driving gear 52 can be achieved through the adjusting mechanism 6, and operation is simple and convenient.

Claims

1. An automatic welding device, characterized in that: the automatic welding machine comprises a frame (1), a guide rail (2) is arranged on the frame (1), a first rotating roller assembly (3) is fixedly connected to one end of the guide rail (2), a second rotating roller assembly (4) is slidably connected to the other end of the guide rail, a driving mechanism for driving the second rotating roller assembly (4) to linearly reciprocate along the guide rail (2) is arranged on the frame (1), and a welding machine is arranged on the frame (1) and located above the first driving roller assembly.

2. An automatic welding device according to claim 1, wherein: the first rotating roller assembly (3) comprises a first supporting frame (31), the first supporting frame (31) is fixedly connected to the guide rail (2), the first supporting frame (31) is rotationally connected with two first driving rollers (32), the axle center of the first driving rollers (32) is fixedly connected with a rotating gear (33), the first driven gear (34) is rotationally connected to the frame (1), two sides of the first driven gear (34) are respectively meshed with the two rotating gears (33), and a motor (5) for driving the first driven gear (34) to rotate is arranged on the frame (1).

3. An automatic welding device according to claim 2, wherein: the second driving roller assembly comprises a second supporting frame (41), two second driving rollers (42) are rotatably connected to the first supporting frame (31), the second supporting frame (41) is slidably connected to the guide rail (2), the driving mechanism comprises a screw rod (43) rotatably connected to the frame (1), a nut (44) is connected to the screw rod (43) in a threaded mode, and the nut (44) is fixedly connected with the second supporting frame (41).

4. An automatic welding apparatus according to claim 3, wherein: the screw rod (43) is fixedly connected with a driven gear II (45), the output shaft (51) of the motor (5) is connected with a driving gear (52) in a sliding mode, the driving gear (52) can be meshed with the driven gear I (34) or the driven gear II (45), and the output shaft (51) of the motor (5) is provided with an adjusting mechanism (6) for driving the driving gear (52) to move along the output shaft (51).

5. An automatic welding apparatus according to claim 4, wherein: the utility model provides an adjusting mechanism (6) including supporting shoe (61) of fixed connection on output shaft (51) of motor (5), sliding connection sliding block (62) on output shaft (51), sliding block (62) are close to and are equipped with connecting rod (63) on one side of driving gear (52), opposite side and link to each other through spring (64) between supporting shoe (61), connecting rod (63) and driving gear (52) fixed connection, elasticity drive connecting rod (63) of spring (64) drive driving gear (52) to supporting shoe (61) direction remove, sliding block (62) are close to supporting shoe (61) one side and are equipped with push rod (65), be equipped with through-hole that supplies push rod (65) to pass on supporting shoe (61), threaded connection has adjusting block (66) on output shaft (51), adjusting block (66) meet with push rod (65).

6. An automatic welding apparatus according to claim 4, wherein: the output shaft (51) is provided with a first limiting block (53) and a second limiting block (54), when the driving gear (52) is connected with the first limiting block (53), the driving gear (52) is meshed with the first driven gear (34), and when the driving gear (52) is connected with the second limiting block (54), the driving gear (52) is meshed with the second driven gear (45).

7. An automatic welding apparatus according to claim 4, wherein: the output shaft (51) is provided with a convex strip (55), and the driving gear (52) is provided with a through hole in which the convex strip (55) is embedded.