CN210878360U - Large-scale component positioner - Google Patents

Abstract

The utility model discloses a large-scale component positioner belongs to welding machine technical field, and it is inconvenient to have solved the upset of positioner among the prior art, and the welding precision is low, the narrow problem of application scope, including the chassis, positioner, drive arrangement and stop device, positioner include with the V-arrangement joint platform of large-scale component looks joint, locate extension platform and the arc rotary disk at joint platform both ends, stop device includes multiunit stop gear, stop gear is including taking the tight cover bearing frame, and it has tight bush to take the tight cover bearing frame lateral part to peg graft, takes the tight cover bearing frame and is equipped with the thrust collar between the tight cover bush. The utility model discloses place large-scale component in the joint platform, drive large-scale component upset through the rotation of rotary disk, the large-scale component welding process of being convenient for improves the upset convenience, through multiunit stop gear, in time inject to the rotary disk, promotes welding precision, sets up multiunit stop gear, makes the rotary disk rotate different angles, enlarges application scope.

Description

Large-scale component positioner

Technical Field

The utility model belongs to the technical field of welding machine, specifically speaking especially relates to a large-scale component positioner.

Background

In recent years, with the development of technology, the industrial automation level has advanced greatly, the use of a robot workstation in the welding work of structural members is more and more extensive, and a positioner for welding in cooperation with an industrial robot is also developed greatly. At present, when large-scale long pipe fittings are welded, some large-scale portal frames are used for suspension and turnover, the suspension weight is large in the turnover process of the method, safety accidents are easily caused, some large-scale long pipe fittings are clamped by the end face of one end of a three-jaw chuck of a traditional machine tool, and the other end of the three-jaw chuck is pushed tightly to realize deflection rotation.

Disclosure of Invention

The utility model aims at providing a upset is convenient, welding precision is high, application scope is wide large-scale component positioner to the not enough of prior art existence.

In order to realize the technical purpose, the utility model discloses technical scheme that large-scale component positioner adopted does:

a large-scale component welding positioner comprises a chassis, a positioning device arranged above the chassis and used for bearing a large-scale component, a driving device driving the positioning device to rotate and a limiting device limiting the positioning device after rotation, wherein the positioning device comprises a V-shaped clamping table arranged above the chassis and clamped with the large-scale component, extension tables arranged at two ends of the clamping table and an arc-shaped rotating disc connected with the extension tables at two ends, the corners of the clamping table are bent to form clamping ports for containing the component, the driving device comprises a base arranged on the outer side of the periphery of the rotating disc, a speed reducer arranged on the surface of the base and ball screws arranged at the output ends of the side parts of the speed reducer, the speed reducer is arranged below the rotating disc, a bearing seat is arranged at the output end of the side part of the speed reducer, the ball screws linked through chains are inserted in the bearing seat, and are abutted against rolling, the rotary disk is driven by a ball screw to rotate, the limiting device comprises a plurality of groups of limiting mechanisms arranged on the outer side of the periphery of the rotary disk, each limiting mechanism comprises a bearing seat with a locking sleeve fixedly connected with a base, a locking bushing is inserted into the side part of the bearing seat with the locking sleeve, and a thrust ring for limiting the rotation of the rotary disk is arranged between the bearing seat with the locking sleeve and the locking bushing.

Preferably, the disk surface of the rotating disk is provided with a plurality of lightening holes, and the lightening holes are distributed on the disk surface at equal intervals.

Preferably, the hole centers of the plurality of lightening holes are on the same radius circle.

Preferably, the lateral wall of joint platform is equipped with a plurality of strengthening ribs that are perpendicular to joint platform mesa wall along extending direction.

Preferably, the multiple groups of limiting mechanisms comprise a first limiting mechanism and a second limiting mechanism which are symmetrically arranged at two ends of the base, a third limiting mechanism and a fourth limiting mechanism which are symmetrically arranged are arranged between the first limiting mechanism and the second limiting mechanism, and a fifth limiting mechanism is arranged in the middle of the third limiting mechanism and the fourth limiting mechanism.

Preferably, the height of the first limiting mechanism is higher than that of the third limiting mechanism, and the third limiting mechanism is higher than that of the fifth limiting mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model places the large member in the clamping table, and drives the large member to turn over through the rotation of the rotating disc, thereby facilitating the welding processing of the large member, avoiding the problems of difficult turning and safety accidents caused by large size and heavy weight of the large member in the conventional process, and improving the turning convenience and safety; the rotating disc is limited in time through a plurality of groups of limiting mechanisms, so that the welding position is defined, and the welding precision is improved; the plurality of groups of limiting mechanisms are arranged, so that the rotating disc can be effectively fixed after rotating at different angles, thereby meeting the welding requirements of different parts and expanding the application range.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a right side view of the present invention.

In the figure: 1. a chassis; 2. a clamping table; 3. a delay station; 4. rotating the disc; 5. a base; 6. a speed reducer; 7. a ball screw; 8. a bearing seat; 9. a chain; 10. rolling teeth; 11. a bearing seat with a fastening sleeve; 12. tightening the bushing; 13. a thrust ring; 14. lightening holes; 15. reinforcing ribs; 16. a first limit mechanism; 17. a second limiting mechanism; 18. a third limiting mechanism; 19. a fourth limiting mechanism; 20. and a fifth limiting mechanism.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1-2, a large-scale component welding positioner comprises a chassis 1, a positioning device arranged above the chassis 1 for receiving a large-scale component, a driving device for driving the positioning device to rotate, and a limiting device for limiting the positioning device after rotation, wherein the positioning device comprises a V-shaped clamping table 2 arranged above the chassis 1 and clamped with the large-scale component, extension tables 3 arranged at two ends of the clamping table 2, and arc-shaped rotating disks 4 connected with the extension tables 3 at two ends, the corners of the clamping table 2 are bent to form clamping ports for accommodating the component, the driving device comprises a base 5 arranged at the outer side of the periphery of the rotating disks 4, a speed reducer 6 arranged on the surface of the base 5, and a ball screw 7 arranged at the output end of the side of the speed reducer 6, the speed reducer 6 is arranged below the rotating disks 4, a bearing seat 8 is arranged at the output end of the side, and a ball screw 7 linked by a chain 9 is, the ball screw 7 is inconsistent with the rolling teeth 10 on the side of the rotating disc 4, the rotating disc 4 is driven by the ball screw 7 to rotate, the limiting device comprises a plurality of groups of limiting mechanisms arranged on the outer side of the periphery of the rotating disc 4, each limiting mechanism comprises a belt fastening sleeve bearing seat 11 fixedly connected with the base 5, a fastening sleeve 12 is inserted into the side of each belt fastening sleeve bearing seat 11, and a thrust ring 13 for limiting the rotation of the rotating disc 4 is arranged between each belt fastening sleeve bearing seat 11 and the fastening sleeve 12. Utilize drive arrangement to order about rotary disk 4 rotatory, drive large-scale component equidirectional rotation, cooperation stop gear is injectd rotation angle, not only makes large-scale component be convenient for the upset welding, and accurate positioning weld position promotes welding precision moreover.

The disk surface of the rotating disk 4 is provided with a plurality of lightening holes 14, and the lightening holes 14 are distributed on the disk surface at equal intervals. By arranging the lightening holes 14 at equal intervals, the weight of the rotating disc 4 is uniformly lightened, and the dead weight is guaranteed to effectively bear the weight of the component.

The hole centers of the plurality of lightening holes 14 are positioned on the same radius circle, so that the lightening uniformity is ensured.

The side wall of the clamping platform 2 is provided with a plurality of reinforcing ribs 15 vertical to the walls of the clamping platform 2 along the extending direction. Through setting up strengthening rib 15, improve joint platform 2's intensity, avoid long-time the use back, the not enough problem of joint platform 2 intensity.

The multi-group limiting mechanism comprises a first limiting mechanism 16 and a second limiting mechanism 17 which are symmetrically arranged at two ends of a base 5, a third limiting mechanism 18 and a fourth limiting mechanism 19 which are symmetrically arranged are arranged between the first limiting mechanism 16 and the second limiting mechanism 17, a fifth limiting mechanism 20 is arranged in the middle of the third limiting mechanism 18 and the fourth limiting mechanism 19, the first limiting mechanism 16 is highly higher than the third limiting mechanism 18, and the third limiting mechanism 18 is higher than the fifth limiting mechanism 20. Through setting up the multiunit stop gear of co-altitude, make rotary disk 4 obtain in time fixing a position after rotatory different angles, make the welding position accurate, further improve welding precision.

The utility model discloses the during operation, go into large-scale component card in the joint platform 2, the component holds in the joint mouth of joint platform 2, start speed reducer 6, 6 output shafts of speed reducer transmit the power supply to ball screw 7 through chain 9 after rotating, because ball screw 7 and the rolling tooth 10 of the 4 outward flanges of rotary disk are engaged, therefore, ball screw 7 is rotatory to drive rotary disk 4 rotatory, rotary disk 4 is according to the rotatory different angle of welding part of difference, the stop gear through different positions is injectd, take tight cover bearing frame 11 shrink tight cover 12, the rolling tooth 10 of the 4 outer fringe of thrust ring 13 block rotary disk, make rotary disk 4 stop rotating, it fixes to make large-scale component wait to process the position through fixed rotary disk 4 positions. When the next large-scale component is processed, the bearing seat 11 with the fastening sleeve loosens the fastening bush 12, the rotating disc 4 slides away from the thrust ring 13, the speed reducer 6 is driven reversely, the ball screw 7 drives the rotating disc 4 to return to the initial position, and the actions are repeated to carry out welding processing on the next large-scale component.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications in the shape, structure, characteristics and spirit of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a large-scale component positioner, includes the chassis, locates the chassis top and is used for accepting the positioner of large-scale component, orders about the drive arrangement of positioner rotation and to carry out the stop device who prescribes a limit to positioner after the rotation, its characterized in that: the positioning device comprises a V-shaped clamping table arranged above a chassis and clamped with a large component, extension tables arranged at two ends of the clamping table and an arc-shaped rotating disc connected with the extension tables at two ends, the corner of the clamping table is bent to form a clamping port for containing the component, the driving device comprises a base arranged on the outer side of the periphery of the rotating disc, a speed reducer arranged on the surface of the base and a ball screw arranged at the output end of the side part of the speed reducer, the speed reducer is arranged below the rotating disc, a bearing seat is arranged at the output end of the side part of the speed reducer, the ball screw linked by a chain is inserted in the bearing seat, the ball screw is abutted against rolling teeth at the side part of the rotating disc, the rotating disc is driven by the ball screw to rotate, the limiting device comprises a plurality of groups of limiting mechanisms arranged on the outer side of the periphery of the rotating disc, each limiting mechanism comprises a bearing seat fixedly connected with the, and a thrust ring for limiting the rotation of the rotating disc is arranged between the bearing seat with the adapter sleeve and the adapter sleeve.

2. The large-scale component welding positioner according to claim 1, characterized in that: the rotary disc surface is provided with a plurality of lightening holes which are distributed on the disc surface at equal intervals.

3. The large-scale component welding positioner according to claim 2, wherein: the hole centers of the plurality of lightening holes are positioned on the same radius circle.

4. The large-scale component welding positioner according to claim 1, characterized in that: the lateral wall of joint platform is equipped with a plurality of strengthening ribs perpendicular to joint platform mesa wall along extending direction.

5. The large-scale component welding positioner according to claim 1, characterized in that: the multi-group limiting mechanisms comprise a first limiting mechanism and a second limiting mechanism which are symmetrically arranged at two ends of the base, a third limiting mechanism and a fourth limiting mechanism which are symmetrically arranged are arranged between the first limiting mechanism and the second limiting mechanism, and a fifth limiting mechanism is arranged in the middle of the third limiting mechanism and the fourth limiting mechanism.

6. The large-scale component welding positioner according to claim 5, wherein: the first limiting mechanism is higher than the third limiting mechanism, and the third limiting mechanism is higher than the fifth limiting mechanism.

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