CN211866988U

CN211866988U - Multifunctional welding tool for arc plate production

Info

Publication number: CN211866988U
Application number: CN202020443927.3U
Authority: CN
Inventors: 李建实; 黄现德; 刘永强
Original assignee: Laiwu Weilailai Machinery Equipment Co Ltd
Current assignee: Laiwu Weilailai Machinery Equipment Co Ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-11-06
Anticipated expiration: 2030-03-31

Abstract

The utility model provides a production of arc is with multi-functional welding frock, including welder and positioning and clamping device, positioning and clamping device includes support frame and two sets of centre gripping subassemblies, and the centre gripping subassembly includes centre gripping cylinder, first centre gripping cylinder, second down centre gripping cylinder, goes up the supporting roll, back-up roll, support ball, sliding seat and sliding seat down, and the sliding seat activity sets up on first base, and the fixing base is fixed to be set up on the second base, and the below of first base and second base all is provided with the pneumatic cylinder, welder sets up on removing the welding subassembly, removes the welding subassembly and passes through the crossbearer setting on the support frame, is provided with the ultrasonic probe on removing the welding subassembly, ultrasonic probe sets up with welder side by side. The utility model provides a positioning and clamping device's centre gripping stability is better, assists welder to accomplish automatic weld by removing the welding subassembly, and ultrasonic probe monitors the welding seam, is favorable to improving welding quality and welding efficiency.

Description

Multifunctional welding tool for arc plate production

Technical Field

The utility model belongs to the technical field of steel sheet production facility, relate to the arc, especially, relate to a multifunctional welding frock is used in arc production.

Background

The arc-shaped plate is one of steel structures, is arc-shaped, and is applied to building structures and mechanical structures. The arc-shaped plates are welded according to shape requirements and functional requirements in the production process or the installation process. The work of welding arc-shaped plate is different from the welding of flat plate, and its operation degree of difficulty is great, and technical requirement is higher moreover, needs accomplish with the help of certain welding frock.

The welding tool used in the process of welding arc plates in the prior art comprises a welding gun and a positioning and clamping device, wherein the positioning and clamping device adopts a structure comprising a movable plate, a bottom plate, a servo motor and a lead screw nut. The positioning and clamping device has poor clamping and positioning effects, and particularly has poor positioning and clamping effects on workpieces with welding requirements on the grooves of the arc-shaped plates; secondly, the existing clamping device has low applicability to arc-shaped plates in various forms, so that the utilization rate of the whole device is low; moreover, the efficiency of welding operation by holding the welding gun is low, and the welding effect cannot be effectively guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that foretell welding frock exists, provide a reasonable in design, simple structure, the tight effect of positioning clamp is better and can improve the arc production of welding quality and efficiency and use multi-functional welding frock.

In order to achieve the above purpose, the utility model adopts the technical scheme that the multifunctional welding tool for arc plate production comprises a welding gun and a positioning and clamping device, wherein the positioning and clamping device comprises a support frame, two groups of clamping components are symmetrically arranged inside the support frame, a welding station is arranged between the clamping components, each clamping component comprises a plurality of upper clamping cylinders, a plurality of first lower clamping cylinders and a plurality of second lower clamping cylinders, a mounting plate for fixing the upper clamping cylinders is arranged on the support frame, the movable ends of the upper clamping cylinders are arranged opposite to the movable ends of the first lower clamping cylinders and the second lower clamping cylinders, the movable ends of the upper clamping cylinders are provided with upper supporting rollers, the movable ends of the first lower clamping cylinders are provided with supporting balls, the bottom of the first lower clamping cylinders are provided with movable seats, the utility model discloses a welding machine, including first base, movable seat, second centre gripping cylinder, fixing base, first base and second base, the activity of movable seat activity sets up on first base, the expansion end of centre gripping cylinder is provided with down the backing roll under the second, the bottom of centre gripping cylinder is provided with the fixing base under the second, the fixing base is fixed to be set up on the second base, the below of first base and second base all is provided with two rows of pneumatic cylinders, the power supply of pneumatic cylinder is hydraulic pressure station, welder sets up on removing the welding set, it passes through the crossbearer setting on the support frame to remove the welding set, be provided with the ultrasonic probe on removing the welding.

As preferred, the removal welding subassembly includes the U template, the both ends of U template are provided with the pterygoid lamina, the pterygoid lamina sets up the top at the mounting panel, it becomes the cylinder to be provided with two pairs of uprises on the pterygoid lamina, the expansion end that becomes the cylinder is provided with the gyro wheel, the gyro wheel activity sets up on the mounting panel, be provided with the removal frame on the pterygoid lamina, the top of removing the frame is provided with removes splint, remove splint setting on the drive belt, the both ends of drive belt are provided with drive roll axle and driven voller axle, the input of drive roll axle is provided with transmission shaft and gear motor, gear motor and transmission shaft setting are on the crossbearer, the intermediate position of drive.

Preferably, the tensioner comprises a tensioning roller shaft, and two ends of the tensioning roller shaft are respectively provided with a tensioning cylinder.

Preferably, the side surface of the U-shaped plate is an arc surface, and the side surface of the U-shaped plate is provided with a plurality of through holes for mounting a welding gun and an ultrasonic probe.

Preferably, the two ends of the movable seat penetrate through movable holes formed in the end face of the first base, and the two ends of the movable seat are connected with the end face of the first base in an abutting mode through bolts.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model provides a multi-functional welding frock is used in arc production utilizes two sets of centre gripping subassemblies can effectively two centre gripping plates to treat welded, and wherein the position can carry out nimble adjustment about first centre gripping cylinder, but go up backup roll or bottom suspension roller linkage ground selection multiple spot and support, effectively improve the centre gripping stability of work piece. The device has reasonable design and simple structure, and is suitable for large-scale popularization.

2. The hydraulic cylinder provided in the device can adjust the height and the inclined included angle of the first base and the second base, and the height of the hydraulic cylinder can be adjusted to compensate the extension length of the first lower clamping cylinder and the second lower clamping cylinder; the angle of adjusting first base and second base can satisfy the centre gripping requirement on the one hand, and on the other hand can provide better welding angle, is favorable to improving welding quality.

3. The welding gun and the movable welding assembly provided by the device can be automatically welded, and the ultrasonic probe can detect the welding line, so that the welding quality and the welding efficiency can be improved; meanwhile, the angles and the heights of the welding gun and the ultrasonic probe can be adjusted, and the utilization rate is high.

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 description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a front view of a multifunctional welding tool for arc plate production according to an embodiment;

FIG. 2 is a side view of the multifunctional welding tool for arc plate production provided by the embodiment;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to an exemplary embodiment;

FIG. 4 is an enlarged schematic view of the structure B in FIG. 2 according to an embodiment;

in the above-described figures, the first and second,

1. a welding gun;

2. positioning and clamping devices; 21. a support frame; 211. mounting a plate; 22. a clamping assembly; 221. an upper clamping cylinder; 222. a first lower clamping cylinder; 223. a second lower clamping cylinder; 224. an upper support roller; 225. a support ball; 226. a lower support roller; 227. a movable seat; 228. a first base; 229. a fixed seat; 2210. a second base; 2211. a bolt;

3. moving the welded assembly; 31. a U-shaped plate; 32. a wing plate; 33. a variable-height cylinder; 34. a roller; 35. a movable frame; 36. moving the clamping plate; 37. a transmission belt; 38. a drive roll shaft; 39. a driven roller shaft; 310. a reduction motor; 311. a tensioner; 3111. a tension roller shaft; 3112. a tensioning cylinder;

4. a cross frame;

5. an ultrasonic probe;

6. and a hydraulic cylinder.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

In the embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the multifunctional welding tool for arc plate production provided by the present invention comprises a welding gun 1 and a positioning and clamping device 2, the positioning and clamping device 2 comprises a supporting frame 21, two sets of clamping assemblies 22 are symmetrically arranged inside the supporting frame 21, a welding station is arranged between the clamping assemblies 22, each clamping assembly 22 comprises a plurality of upper clamping cylinders 221, a plurality of first lower clamping cylinders 222 and a plurality of second lower clamping cylinders 223, a mounting plate 211 for fixing the upper clamping cylinders is arranged on the supporting frame 21, the movable ends of the upper clamping cylinders 221 are arranged opposite to the movable ends of the first lower clamping cylinders 222 and the second lower clamping cylinders 223, the movable ends of the upper clamping cylinders 221 are provided with upper supporting rollers 224, the movable ends of the first lower clamping cylinders 222 are provided with supporting balls 225, the bottoms of the first lower clamping cylinders 222 are provided with movable seats 227, the activity of sliding seat 227 sets up on first base 228, the expansion end of centre gripping cylinder 223 is provided with down backing roll 226 under the second, the bottom of centre gripping cylinder 223 is provided with fixing base 229 under the second, fixing base 229 is fixed to be set up on second base 2210, first base 228 and the below of second base 2210 all are provided with two rows of pneumatic cylinders 6, the power supply of pneumatic cylinder 6 is the hydraulic pressure station, welder 1 sets up on removing welding assembly 3, it sets up on support frame 21 through crossbearer 4 to remove welding assembly 3, be provided with ultrasonic probe 5 on removing welding assembly 3, ultrasonic probe 5 sets up side by side with welder 1. In this apparatus, the second lower clamp cylinder 223 is located near the middle of the support frame 21, and the first lower clamp cylinder 222 is located far from the middle of the support frame 21.

Specifically, each clamping assembly 22 can position and clamp an arc-shaped plate or a flat plate, and the upper clamping cylinder 221, the first lower clamping cylinder 222 and the second lower clamping cylinder 223 in the clamping assembly can realize space three-dimensional clamping, so that the clamping stability is high, and particularly, the adaptability to arc-shaped plates is strong. Wherein, the left and right positions of the upper clamping cylinder 221 and the second lower clamping cylinder 223 are fixed, and the first lower clamping cylinder 222 can be adjusted left and right through the movable seat 227 to meet the clamping requirement. The movable ends of the upper clamping cylinder 221 and the second lower clamping cylinder 223 adopt a support roller structure, so that support points on the same straight line can be automatically selected for supporting, and the straightness of the workpiece after positioning can be effectively guaranteed to be improved; the first lower clamping cylinder 222 adopts a supporting ball structure to realize multi-point contact, supporting force points are increased, and the contact point of each supporting ball 225 can be specifically designed or adjusted according to the shape of the arc-shaped plate, so that the stability of clamping the workpiece is further ensured.

Further, the device can adjust the height and the inclined angle of the first base 228 and the second base 2210 by using the hydraulic cylinder 6, the height of the device can be adjusted to compensate the extension length of the first lower clamping cylinder 222 and the second lower clamping cylinder 223, and the support range of the first lower clamping cylinder 222 and the second lower clamping cylinder 223 is expanded; the angle of the first base 228 and the second base 2210 can be adjusted to meet the clamping requirement on one hand, and can provide a better welding angle on the other hand, for example, workpieces with special requirements for groove welding are provided, which is beneficial to improving the welding quality.

Still further, this device adopts movable welding subassembly 3 as welder automatic weld's auxiliary structure, is favorable to improving welding quality, and ultrasonic probe 5 can be with moving on the welding seam quality feedback that detects along with movable welding subassembly to corresponding display, utilizes ultrasonic probe 5's welding seam to detect the function and can effectively improve welding quality and welding efficiency.

In order to improve welding efficiency, the utility model provides a remove welded component 3 includes U template 31, the both ends of U template 31 are provided with pterygoid lamina 32, pterygoid lamina 32 sets up the top at mounting panel 211, it becomes high cylinder 33 to be provided with two pairs on the pterygoid lamina 32, the expansion end that becomes high cylinder 33 is provided with gyro wheel 34, gyro wheel 34 activity sets up on the mounting panel, be provided with on the pterygoid lamina 32 and remove frame 35, the top that removes frame 35 is provided with removes splint 36, remove splint 36 and set up on drive belt 37, drive belt 37's both ends are provided with drive roller 38 and driven voller axle 39, the input of drive roller 38 is provided with transmission shaft and gear motor 310, gear motor 310 and transmission shaft setting are on crossbearer 4, the intermediate position of. The speed reducing motor 310 can drive a transmission belt through a transmission shaft and a driving roll shaft 38, the transmission belt 37 drives the movable clamping plate 36 to move at the lower half part of the transmission belt, and the movable clamping plate 36 together with the U-shaped plate 31, the welding gun 1 and the ultrasonic probe 5 move synchronously. The movement of the welding gun 1 operates in a manner similar to the operation of the laser head in a laser engraving machine. The height of the U-shaped plate 31 can be changed by changing the length of the movable end of the height-changing cylinder 33, so that the welding position of a welding gun can be changed; while the height of the U-shaped plate changes, the tension height of the tensioner 311 can be adjusted in real time to accommodate the height change of the movable clamp plate and the transmission belt

In order to improve the response efficiency of the tensioner, the utility model provides a tensioner 311 includes tensioning roller 3111, and the both ends of tensioning roller 3111 are provided with and are provided with a tensioning cylinder 3112 respectively. The height of the tensioning roller shaft 3111 can be timely driven to change by the tensioning cylinder 3112, so that the height (curvature) of the tensioning roller shaft is synchronous with the height (curvature) change of the movable clamping plate 36 and the transmission belt 37, and the welding quality is further ensured. The change of the height position of the welding gun 1 can be designed according to a track required by welding, and the welding gun has the advantages of good practicability and high utilization rate.

In order to improve the utilization ratio of this device, the utility model provides a side of U template 31 is the cambered surface, and the side of U template 31 is provided with a plurality of through-holes that are used for installing welder and ultrasonic detection head. The welding angle or the detection angle can be changed by changing the connection position of the welding gun 1 and the ultrasonic detection head 5, so that various welding requirements are met, more welding functions are realized, and the utilization rate is higher.

In order to facilitate the adjustment of the sliding seat 227, the utility model provides a both ends of sliding seat 227 pass the activity hole that sets up at first base terminal surface, and the both ends of sliding seat are passed through bolt 2211 and are contradicted with the terminal surface of first base and be connected. The bolt 2211 can be unscrewed to adjust the left and right positions of the movable seat, so that the left and right positions of the first lower clamping cylinder are changed; the bolt can be screwed to fix the left and right positions of the movable seat.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A multifunctional welding tool for arc plate production comprises a welding gun and a positioning and clamping device, and is characterized in that the positioning and clamping device comprises a support frame, two groups of clamping assemblies are symmetrically arranged in the support frame, a welding station is arranged between the clamping assemblies, each clamping assembly comprises a plurality of upper clamping cylinders, a plurality of first lower clamping cylinders and a plurality of second lower clamping cylinders, a mounting plate for fixing the upper clamping cylinders is arranged on the support frame, the movable end of each upper clamping cylinder is opposite to the movable ends of the first lower clamping cylinders and the second lower clamping cylinders, an upper supporting roller is arranged at the movable end of each upper clamping cylinder, a supporting ball is arranged at the movable end of each first lower clamping cylinder, a movable seat is arranged at the bottom of each first lower clamping cylinder, the movable seat is movably arranged on a first base, and a lower supporting roller is arranged at the movable end of each second lower clamping cylinder, the bottom of centre gripping cylinder is provided with the fixing base under the second, the fixing base is fixed to be set up on the second base, the below of first base and second base all is provided with two rows of pneumatic cylinders, the power supply of pneumatic cylinder is the hydraulic pressure station, welder sets up on moving welding assembly, moving welding assembly passes through the crossbearer and sets up on the support frame, be provided with the ultrasonic probe on moving welding assembly, the ultrasonic probe sets up with welder side by side.

2. The multifunctional welding tool for arc production according to claim 1, wherein the movable welding assembly comprises a U-shaped plate, wing plates are arranged at two ends of the U-shaped plate and are arranged above the mounting plate, two pairs of height-changing cylinders are arranged on the wing plates, rollers are arranged at movable ends of the height-changing cylinders, roller activities are arranged on the mounting plate, a movable frame is arranged on the wing plates, a movable clamping plate is arranged at the top of the movable frame and is arranged on a transmission belt, a driving roller shaft and a driven roller shaft are arranged at two ends of the transmission belt, a transmission shaft and a speed reducing motor are arranged at an input end of the driving roller shaft, the speed reducing motor and the transmission shaft are arranged on a cross frame, and a tensioner is arranged at the middle position of the transmission belt.

3. The multifunctional welding tool for arc-shaped plate production according to claim 2, wherein the tensioner comprises a tensioning roll shaft, and two ends of the tensioning roll shaft are respectively provided with a tensioning cylinder.

4. The multifunctional welding tool for arc-shaped plate production according to claim 3, wherein the side surface of the U-shaped plate is an arc surface, and a plurality of through holes for mounting a welding gun and an ultrasonic probe are formed in the side surface of the U-shaped plate.

5. The multifunctional welding tool for arc-shaped plate production according to claim 4, wherein two ends of the movable seat penetrate through movable holes formed in the end face of the first base, and two ends of the movable seat are connected with the end face of the first base in an abutting mode through bolts.