CN212043336U

CN212043336U - Three-axis positioner for automobile pipeline welding

Info

Publication number: CN212043336U
Application number: CN202020321335.4U
Authority: CN
Inventors: 金菁
Original assignee: Lishui Liandu Wanqing Hardware Factory
Current assignee: Jining Tianzheng Machinery Co ltd
Priority date: 2020-03-15
Filing date: 2020-03-15
Publication date: 2020-12-01
Anticipated expiration: 2030-03-15

Abstract

The utility model relates to the field of welding position changers, in particular to a three-shaft position changer for automobile pipeline welding, which comprises a base, a first servo motor, a supporting arm, a second servo motor, a supporting plate and a lifting mechanism, wherein the lifting mechanism comprises a driving mechanism and a cylindrical sleeve, the cylindrical sleeve is arranged at the end part of the supporting arm, the second servo motor is fixedly arranged in the cylindrical sleeve, an output shaft of the second servo motor is upwards arranged, and the supporting plate is fixedly connected with the output shaft of the second servo motor. The integrated level is high, small in size.

Description

Three-axis positioner for automobile pipeline welding

Technical Field

The utility model relates to a welding ware field that shifts, concretely relates to a triaxial shifts ware for car pipeline welding.

Background

The welding positioner is used for dragging a workpiece to be welded to move a welding seam to be welded to an ideal position for welding. The main application is as follows: the welding positioner is universal and efficient welding equipment mainly for realizing girth welding. The power supply of argon arc welder (with or without wire filling), gas shielded metal arc welder, plasma welder, etc. may be used to constitute automatic welding system together with other welder. The product mainly comprises a rotary machine head, a position changing mechanism and a controller.

In China, the welding positioner is a young product. Due to the difference of development levels among manufacturing industries, welding stations of a plurality of enterprises are not provided with welding positioner; meanwhile, the related research is weak. In the automobile manufacturing industry, the positioner for pipe welding only has the rotation adjusting effect of two dimensions generally, and an independent set of lifting mechanism needs to be added to realize the lifting effect, so that the cost is increased, the size of the positioner is increased, and therefore, a novel positioner integrating the lifting power on the traditional two-axis positioner is necessary to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for car pipeline welded triaxial to shift ware.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a be used for car pipeline welded triaxial to shift ware, the on-line screen storage device comprises a base, first servo motor, the support arm, second servo motor, supporting disk and elevating system, the base is vertical state setting, first servo motor is the fixed first one that sets up in the dorsal part of base of level, the support arm sets up in the first one of the front side of base and links to each other with first servo motor's output shaft, the support arm is the horizontal state setting, elevating system sets up in the free end of support arm, and elevating system includes actuating mechanism and cylinder sleeve, cylinder sleeve sets up in the tip of support arm, second servo motor is fixed to be set up in cylinder sleeve and its output shaft sets up, supporting disk and second servo motor's output shaft fixed connection.

As an optimal scheme for a triaxial positioner for automobile pipeline welding, one end of a supporting arm is fixedly connected with an output shaft of a first servo motor through a first flange plate, the bottom of the supporting plate is fixedly connected with an output shaft of a second servo motor through a second flange plate, a containing groove is formed in the centers of the first flange plate and the second flange plate, a step part for sleeving the first flange plate or the second flange plate is arranged at the end part of the output shaft of the first servo motor and the second servo motor, and a nut connected with the step part in a threaded mode is arranged in the containing groove.

As a preferred scheme that is used for car pipeline welded triaxial to shift ware, the one end that first servo motor was kept away from to the support arm is equipped with an annular lasso, and the cylinder sleeve sets up in the annular lasso to the outer wall of cylinder sleeve and the laminating of the inner wall of annular lasso, actuating mechanism set up in the middle part of support arm.

As an optimal scheme that is used for welded triaxial of car pipeline to shift ware, actuating mechanism includes driving motor, the driving gear, intermediate gear and the drive ring that is used for driving the cylinder sleeve and carries out axial displacement, driving motor fixes and sets up in the middle section bottom of support arm, the drive ring sets up in the inside of annular lasso, and the inner wall of drive ring and the laminating of the telescopic inner wall of cylinder, driving gear and sun gear all set up inside the middle section of support arm, and sun gear is located between driving gear and the drive ring, driving motor's output shaft passes the support arm and with driving gear fixed connection, the driving gear meshes with the sun gear, the outer fringe of drive ring is equipped with the round ring gear, ring gear and sun gear.

As a preferred scheme of a triaxial positioner for automobile pipeline welding, a closed annular groove is arranged on the outer wall of a cylindrical sleeve, the axis of the annular groove is inclined and intersected with the axis of the cylindrical sleeve, a convex shaft is fixedly embedded in the inner cylindrical wall of a driving ring, and the convex shaft is in sliding fit with the annular groove.

As a preferred scheme for a triaxial positioner for automobile pipeline welding, the front half section of the supporting arm is of a split structure, the upper half part of the front half section of the supporting arm is provided with a detachable dismounting part, the dismounting part and the supporting arm are connected through a bolt in a fastening manner, and the top of the front half section of the supporting arm and the bottom of the dismounting part are respectively provided with a sinking groove for accommodating a driving ring, a central gear and a driving gear.

As a preferred scheme of the three-axis positioner for automobile pipeline welding, an annular mounting plate for connecting a second servo motor is fixedly arranged at the top of a cylindrical sleeve, and an annular baffle plate for preventing the sleeve from falling off from an annular ring is connected at the bottom of the cylindrical sleeve.

The utility model has the advantages that: the utility model discloses a be used for car pipeline welded triaxial to shift ware on traditional diaxon machine structure basis, integrated one set of elevating system to can make equipment on the basis of the rotation function that has two traditional dimensions, increased an axial raising and lowering functions, thereby the regulative mode of the machine of shifting that makes is more nimble, and equipment need not to add outside elevating system simultaneously, and the integrated level is high, small in size.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic side view of the present invention.

Fig. 4 is a plan sectional view taken along line a-a of fig. 3.

Fig. 5 is an exploded perspective view of the present invention.

Fig. 6 is an exploded view of the partial three-dimensional structure of the present invention.

In the figure: 1-a base; 2-a first servo motor; 3-a support arm; 4-a second servo motor; 5-a support disk; 6-driving a motor; 7-a driving gear; 8-a cylindrical sleeve; 9-a first flange; 10-a second flange; 11-a holding tank; 12-step portion; 13-a nut; 14-an annular collar; 15-intermediate gear; 16-drive ring; 17-ring teeth; 18-ring grooves; 19-a protruding shaft; 20-a removal section; 21-sinking a groove; 22-a ring-shaped mounting plate; 23-ring baffle.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, a be used for car pipeline welded triaxial ware that shifts, including base 1, first servo motor 2, support arm 3, second servo motor 4, supporting disk 5 and elevating system, base 1 is vertical state setting, first servo motor 2 is the fixed first half that sets up in the dorsal part of base 1 of level, support arm 3 sets up in the first half of the front side of base 1 and links to each other with first servo motor 2's output shaft, support arm 3 is the horizontal state setting, elevating system sets up in the free end of support arm 3, and elevating system includes actuating mechanism and cylindrical sleeve 8, cylindrical sleeve 8 sets up in the tip of support arm 3, second servo motor 4 is fixed to be set up in cylindrical sleeve 8 and its output shaft sets up, supporting disk 5 and second servo motor 4's output shaft fixed connection. First servo motor 2 is used for driving support arm 3 rotatory, thereby make the 5 rotatory angles of adjusting the supporting disk 5 of the supporting disk of 3 one ends of support arm, second servo motor 4 is used for directly taking the carousel to carry out the rotation, thereby drive the work piece rotation above the supporting disk 5 and come angle of adjustment, drive cylindrical sleeve 8 through actuating mechanism and carry out axial displacement, thereby drive supporting disk 5 and remove along cylindrical sleeve 8's axial, make the supporting disk 5 who uses for bearing the work piece rotate and go up and down to adjust the welding angle of work piece through this mode.

One end of the supporting arm 3 is fixedly connected with an output shaft of the first servo motor 2 through a first flange plate 9, the bottom of the supporting plate 5 is fixedly connected with an output shaft of the second servo motor 4 through a second flange plate 10, the centers of the first flange plate 9 and the second flange plate 10 are provided with a holding tank 11, the end parts of the output shafts of the first servo motor 2 and the second servo motor 4 are provided with a step part 12 for sleeving the first flange plate 9 or the second flange plate 10, and a nut 13 in threaded connection with the step part 12 is arranged in the holding tank 11. The output shaft of the first servo motor 2 penetrates through the first flange plate 9 and is in threaded connection with the nut 13 in the accommodating groove 11, under the axial limiting effect of the step part 12, the nut 13 is gradually abutted against the groove bottom of the accommodating groove 11, so that the fixed connection between the first flange plate 9 and the output shaft of the first servo motor 2 is completed, and the second flange plate 10 is in the same way.

One end of the supporting arm 3, which is far away from the first servo motor 2, is provided with an annular ferrule 14, the cylindrical sleeve 8 is arranged in the annular ferrule 14, the outer wall of the cylindrical sleeve 8 is attached to the inner wall of the annular ferrule 14, and the driving mechanism is arranged in the middle of the supporting arm 3. The annular collar 14 is sleeved outside the cylindrical sleeve 8, and is used for enabling the cylindrical sleeve 8 to translate along the axial direction in the annular collar 14, so that the supporting disc 5 is driven to move by the movement of the cylindrical sleeve 8.

Actuating mechanism includes driving motor 6, driving gear 7, intermediate gear 15 and the drive ring 16 that is used for driving cylindrical sleeve 8 to carry out axial displacement, driving motor 6 is fixed to be set up in the middle section bottom of support arm 3, drive ring 16 sets up in the inside of annular lasso 14, and the inner wall of drive ring 16 and the inner wall laminating of cylindrical sleeve 8, driving gear 7 and sun gear all set up inside the middle section of support arm 3, and sun gear is located between driving gear 7 and the drive ring 16, driving motor 6's output shaft pass support arm 3 and with driving gear 7 fixed connection, driving gear 7 and sun gear meshing, the outer fringe of drive ring 16 is equipped with round latch 17, latch 17 and sun gear meshing. The driving motor 6 drives the driving gear 7 to rotate, the driving gear 7 drives the driving ring 16 to rotate through the central gear, and the driving ring 16 is in transmission connection with the cylindrical sleeve 8, so that the cylindrical sleeve 8 is driven to lift through the driving motor 6.

The outer wall of the cylindrical sleeve 8 is provided with a closed ring groove 18, the axis of the ring groove 18 is inclined and intersected with the axis of the cylindrical sleeve 8, the inner cylindrical wall of the driving ring 16 is fixedly embedded with a convex shaft 19, and the convex shaft 19 is in sliding fit with the ring groove 18. The lifting of the cylindrical sleeve 8 is realized by matching the annular groove 18 on the outer wall of the cylindrical sleeve with the convex shaft 19 on the inner wall of the driving ring 16, the driving motor 6 drives the driving ring 16 to rotate, so that the convex shaft 19 on the inner side of the driving ring 16 performs circular motion, and in the process of circular motion of the convex shaft 19, the convex shaft 19 is in sliding fit with the annular groove 18 on the outer wall of the cylindrical sleeve shell, so that the convex shaft 19 can drive the cylindrical sleeve 8 to perform axial displacement in the annular ring 14 through the circular motion.

The first half section of support arm 3 is the components of a whole that can function independently structure, and the first half portion of support arm 3 first half section is equipped with a detachable dismantlement portion 20, through bolt-up connection between dismantlement portion 20 and the support arm 3, and the first half section top of support arm 3 and the bottom of dismantlement portion 20 all are equipped with the heavy groove 21 that is used for holding drive ring 16, sun gear and driving gear 7. By designing the front half of the support arm 3 as a separate structure, the center gear, the drive gear, and the drive ring 16 can be mounted by detaching the detaching portion 20.

An annular mounting plate 22 for connecting the second servo motor 4 is fixedly arranged at the top of the cylindrical sleeve 8, and an annular baffle plate 23 for preventing the sleeve from being separated from the annular ring 14 is connected at the bottom of the cylindrical sleeve 8. The upper and lower ends of the annular groove 18 are located between the annular mounting plate 22 and the annular baffle plate 23, respectively, and the maximum distance of the moving path of the cylindrical sleeve 8 is the shortest distance between the upper and lower ends of the annular groove 18.

It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims

1. The utility model provides a three-axis positioner for automobile pipeline welding, which is characterized in that, including base (1), first servo motor (2), support arm (3), second servo motor (4), supporting disk (5) and elevating system, base (1) is vertical state setting, first servo motor (2) are horizontal fixed and set up in the dorsal part first half of base (1), support arm (3) set up in the anterior part first half of base (1) and link to each other with the output shaft of first servo motor (2), support arm (3) are horizontal state setting, elevating system sets up in the free end of support arm (3), and elevating system includes actuating mechanism and cylinder sleeve (8), cylinder sleeve (8) set up in the tip of support arm (3), second servo motor (4) are fixed to be set up in cylinder sleeve (8) and its output shaft sets up upwards, the support disc (5) is fixedly connected with an output shaft of the second servo motor (4).

2. The three-axis positioner for automobile pipeline welding according to claim 1, wherein one end of the supporting arm (3) is fixedly connected with an output shaft of the first servo motor (2) through a first flange (9), the bottom of the supporting plate (5) is fixedly connected with an output shaft of the second servo motor (4) through a second flange (10), a containing groove (11) is formed in the centers of the first flange (9) and the second flange (10), a stepped portion (12) for the first flange (9) or the second flange (10) to be sleeved is formed in the end portion of the output shaft of the first servo motor (2) and the second servo motor (4), and a nut (13) in threaded connection with the stepped portion (12) is arranged in the containing groove (11).

3. The three-axis positioner for automobile pipeline welding according to claim 1, wherein an annular ring (14) is arranged at one end of the supporting arm (3) far away from the first servo motor (2), the cylindrical sleeve (8) is arranged in the annular ring (14), the outer wall of the cylindrical sleeve (8) is attached to the inner wall of the annular ring (14), and the driving mechanism is arranged in the middle of the supporting arm (3).

4. The three-axis positioner for automobile pipeline welding according to claim 3, wherein the driving mechanism comprises a driving motor (6), a driving gear (7), an intermediate gear (15) and a driving ring (16) for driving the cylindrical sleeve (8) to axially move, the driving motor (6) is fixedly arranged at the bottom of the middle section of the supporting arm (3), the driving ring (16) is arranged inside the annular ring (14), the inner wall of the driving ring (16) is attached to the inner wall of the cylindrical sleeve (8), the driving gear (7) and the central gear are both arranged inside the middle section of the supporting arm (3), the central gear is arranged between the driving gear (7) and the driving ring (16), the output shaft of the driving motor (6) passes through the supporting arm (3) and is fixedly connected with the driving gear (7), the driving gear (7) is meshed with the central gear, the outer edge of the driving ring (16) is provided with a ring of ring teeth (17), and the ring teeth (17) are meshed with the central gear.

5. The three-axis positioner for automobile pipeline welding according to claim 4, wherein the outer wall of the cylindrical sleeve (8) is provided with a closed annular groove (18), the axis of the annular groove (18) is inclined and intersected with the axis of the cylindrical sleeve (8), the inner cylindrical wall of the driving ring (16) is fixedly embedded with a convex shaft (19), and the convex shaft (19) is in sliding fit with the annular groove (18).

6. The three-axis positioner for automobile pipeline welding according to claim 5, wherein the first half section of the support arm (3) is of a split structure, the upper half section of the first half section of the support arm (3) is provided with a detachable detaching part (20), the detaching part (20) is fastened and connected with the support arm (3) through bolts, and the top of the first half section of the support arm (3) and the bottom of the detaching part (20) are provided with sunken grooves (21) for accommodating the drive ring (16), the central gear and the drive gear (7).

7. The three-axis positioner for automobile pipeline welding according to claim 4, wherein an annular mounting plate (22) for connecting the second servo motor (4) is fixedly arranged at the top of the cylindrical sleeve (8), and an annular baffle plate (23) for preventing the sleeve from being separated from the annular ring (14) is connected to the bottom of the cylindrical sleeve (8).