Automatic welding equipment for reinforcement cage mesh reinforcing ribs

Abstract

The utility model relates to the technical field of automatic welding machines, in particular to reinforcement cage mesh reinforcing rib automatic welding equipment which comprises an installation frame, a feeding mechanism is arranged on the right side of the installation frame, a bending mechanism is installed in the installation frame, and a conveying mechanism is arranged between the bending mechanism and the feeding mechanism. An upper welding mechanism is arranged on the top of the mounting frame, a lower welding mechanism is arranged in the mounting frame, and the upper welding mechanism comprises an upper welding rack. Through cooperative work of the feeding mechanism, the conveying mechanism, the bending mechanism, the upper welding mechanism and the lower welding mechanism, continuous automatic operation of automatic feeding, bending, arranging and welding of reinforcing ribs is achieved, mechanical operation is comprehensively achieved, the labor intensity is greatly relieved, the production efficiency is remarkably improved, and the labor cost and expenditure are effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to automatic welding machine technical field, concretely is a kind of automatic welding equipment of reinforcing cage mesh reinforcement. BACKGROUND

[0002] Box girder is a kind of girder in bridge engineering, inside is hollow, upper two sides have flange, similar to box, thus named, and box girder of reinforced concrete structure is divided into prefabricated box girder and cast-in-situ box girder.Prefabricated box girder can be erected after lower engineering is completed, and the effect of accelerating engineering progress, saving construction period is reached;Cast-in-situ box girder is mostly used in large continuous bridge.In the production process of cast-in-situ box girder, reinforcing cage mesh needs to be bound, and reinforcing mesh is formed by stirrup and longitudinal reinforcement, after stirrup and longitudinal reinforcement are welded on top plate, reinforcement is supplemented between stirrup to increase structural strength.

[0003] But the prior art has the following problems:

[0004] Reinforcing cage mesh usually needs to be connected and positioned by artificial binding with steel wire during welding, and the process is complicated, the efficiency is relatively low, a lot of time and physical strength are needed, and with the aging of population and the change of labor market, the construction industry is facing the problem of labor shortage, so a reinforcing cage mesh reinforcement automatic welding equipment is proposed to solve the above problems. INVENTION CONTENTS

[0005] In view of the deficiencies of the prior art, the reinforcing cage mesh reinforcement automatic welding equipment provided by the utility model solves the problems of artificial connection and positioning by binding with steel wire, complicated process, low efficiency and the need for a lot of time and physical strength in the background art. To achieve the above purpose, the utility model is implemented by the following technical solutions: a reinforcing cage mesh reinforcement automatic welding equipment, comprising a mounting frame, a feeding mechanism is arranged on the right side of the mounting frame, a bending mechanism is installed in the mounting frame, a conveying mechanism is arranged between the bending mechanism and the feeding mechanism, an upper welding mechanism is arranged on the top of the mounting frame, a lower welding mechanism is arranged in the mounting frame, the upper welding mechanism comprises an upper welding rack, the upper welding rack is slidingly installed on the top of the mounting frame, and a clamping and welding assembly is installed at the bottom of the upper welding rack.

[0006] Preferably, a first servo motor is installed on the top of the mounting frame, the upper welding rack is divided into an upper part and a lower part, ball nuts are arranged on the upper part and the lower part of the upper welding rack respectively, and the output end of the first servo motor is threadedly connected with the ball nut on the upper part of the upper welding rack through a lead screw.

[0007] Preferably, the upper part of the upper welding frame is provided with a second servo motor, and the output end of the second servo motor is threadedly connected with the ball nut at the lower part of the upper welding frame through a lead screw.

[0008] Preferably, the bottom of the upper welding mechanism is provided with a clamping positioning assembly, and the clamping positioning assembly is composed of three groups of air cylinders and clamping jaws.

[0009] Preferably, the lower welding mechanism comprises a moving support, the moving support is slidingly arranged in the inner part of the mounting frame, two lower welding frames are arranged on the moving support, the lower welding frame is divided into an upper frame and a lower frame which can be extended, the top of the lower welding frame is provided with a hook welding assembly, and the hook welding assembly is composed of a resistance welding head and a welding hook.

[0010] Preferably, the inner part of the mounting frame is provided with a third servo motor through a support, the moving support is provided with a ball sliding block, and the output end of the third servo motor is threadedly connected with the ball sliding block of the moving support through a lead screw.

[0011] Preferably, the upper frame and the lower frame of the lower welding frame are provided with an air cylinder lifting mechanism, the moving support is provided with a material supporting and translating assembly, and the material supporting and translating assembly is composed of two groups of air cylinders and brackets.

[0012] As can be seen from the above technical solutions, the steel reinforcement cage mesh reinforcing bar automatic welding equipment provided by the embodiment of the present application has at least the following beneficial effects:

[0013] 1. The feeding mechanism, the conveying mechanism, the bending mechanism, the upper welding mechanism and the lower welding mechanism are cooperatively arranged, so that the reinforcing bar automatic feeding, bending, material placing and welding continuity automatic operation is realized, the mechanized operation is realized, the labor intensity is greatly reduced, the production efficiency is greatly improved, and the labor cost and expenditure are effectively reduced.

[0014] 2. The first servo motor and the second servo motor are cooperatively arranged, so that the clamping and welding assembly can flexibly adjust the welding position, the third servo motor and the air cylinder lifting mechanism are cooperatively arranged, so that the two hook welding assemblies can flexibly adjust the welding position, the welding requirement of the reinforcing bar at different angles is met, the longitudinal reinforcement can be clamped and stabilized by the clamping positioning assembly when being welded, the stability during welding is ensured, and the welding quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application.

[0016] Figure 1 It is a whole structure schematic view of the present application.

[0017] Figure 2 It is the structure schematic view of the upper welding mechanism in the utility model;

[0018] Figure 3 It is the structure schematic view of the upper welding mechanism in the utility model;

[0019] Figure 4 It is the structure schematic view of the lower welding mechanism in the utility model;

[0020] Figure 5 It is the structure schematic view of the lower welding mechanism in the utility model.

[0021] In the figure: 1, mounting frame; 2, feeding mechanism; 3, conveying mechanism; 4, bending mechanism; 5, upper welding mechanism; 51, first servo motor; 52, upper welding frame; 53, second servo motor; 54, clamping positioning assembly; 55, clamping and welding assembly; 6, lower welding mechanism; 61, moving support; 62, third servo motor; 63, lower welding frame; 64, hooking and welding assembly; 65, cylinder lifting mechanism; 66, material supporting and translating assembly. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] Please refer to Figures 1-5 As shown in the figure, a reinforcing bar cage mesh reinforcing bar automatic welding equipment, including mounting frame 1, the right side of mounting frame 1 is provided with feeding mechanism 2, feeding mechanism 2 is divided into storage bin, chain conveying part and ladder feeding part, the storage bin is used to store materials, the chain conveying part can translate the reinforcing bar to the ladder feeding part, the ladder feeding part is driven by the cylinder to make the ladder type moving plate move up and down cyclically, thereby conveying the materials from low to high.

[0025] Further, the inside of mounting frame 1 is provided with bending mechanism 4, bending mechanism 4 adopts telescopic inner and outer bending die mechanism, which can avoid other actions before and after the bending of reinforcing bar in the retracted state; conveying mechanism 3 is arranged between bending mechanism 4 and feeding mechanism 2, conveying mechanism 3 is composed of multiple V-shaped wheels and two sets of blocking mechanisms driven by two sets of separated chains, which can divide two sections to store materials and improve production efficiency, and conveying mechanism 3 is also provided with material placing assembly, which can assist material placing operation.

[0026] Further, the top of the mounting frame 1 is provided with an upper welding mechanism 5, and the inside of the mounting frame 1 is provided with a lower welding mechanism 6. The upper welding mechanism 5 comprises an upper welding rack 52 which is slidingly installed on the top of the mounting frame 1. The bottom of the upper welding rack 52 is installed with a clamping and welding assembly 55. The top of the mounting frame 1 is installed with a first servo motor 51. The upper welding rack 52 is divided into an upper part and a lower part which are telescopic. The upper part and the lower part of the upper welding rack 52 are respectively provided with ball nuts. The output end of the first servo motor 51 is threadedly connected with the ball nut of the upper part of the upper welding rack 52 through a lead screw. The first servo motor 51 can drive the upper welding rack 52 to move left and right by the cooperation of the lead screw and the ball nut. The upper part of the upper welding rack 52 is installed with a second servo motor 53. The output end of the second servo motor 53 is threadedly connected with the ball nut of the lower part of the upper welding rack 52 through a lead screw. The second servo motor 53 can drive the lower part of the upper welding rack 52 to telescope up and down by the cooperation of the lead screw and the ball nut. The clamping and welding assembly 55 can be adjusted to a specified welding position by the cooperation of the first servo motor 51 and the second servo motor 53.

[0027] Further, the bottom of the upper welding mechanism 5 is installed with a clamping and positioning assembly 54 which is composed of three groups of air cylinders and clamping jaws. The clamping and positioning assembly 54 drives the clamping jaws by air cylinders so that the three clamping jaws clamp the longitudinal bars and lift the clamped longitudinal bars to a required welding height. After the reinforcing bars are pushed to be close to the hoop bars by the material arranging assembly, the clamping and welding mechanism is lowered to weld the reinforcing bars and the longitudinal bars. The clamping and welding assembly 55 is composed of a resistance welding head and a spot welding clamp. The clamping and welding assembly 55 welds the reinforcing bars and the longitudinal bars.

[0028] Further, the lower welding mechanism 6 comprises a moving support 61 which is slidingly installed in the inside of the mounting frame 1. The moving support 61 is installed with two lower welding racks 63. The lower welding rack 63 is divided into an upper rack and a lower rack which are telescopic. The top of the lower welding rack 63 is installed with a hook welding assembly 64 which is composed of a resistance welding head and a welding hook. The two hook welding assemblies 64 can weld two points below the reinforcing bars.

[0029] Further, the inside of the mounting frame 1 is provided with a third servo motor 62 through a support, a ball slide is arranged on the moving support 61, the output end of the third servo motor 62 is threadedly connected with the ball slide of the moving support 61 through a lead screw, the third servo motor 62 can drive the moving support 61 to slide left and right in the mounting frame 1 through the cooperation of the lead screw and the ball slide, a cylinder lifting mechanism 65 is arranged between the upper frame and the lower frame of the lower welding frame 63, the cylinder lifting mechanism 65 can drive the upper frame of the lower welding frame 63 to contract up and down, the two hook welding assemblies 64 can be moved to the specified welding position through the cooperation of the third servo motor 62 and the cylinder lifting mechanism 65, and a material supporting translation assembly 66 is arranged on the moving support 61, the material supporting translation assembly 66 is composed of two groups of cylinders and brackets, and the material supporting translation assembly 66 can drive the reinforcing rib after upper welding to the lower welding station for welding of two points below the reinforcing rib.

[0030] The embodiment realizes the continuity of automatic operation of automatic feeding, bending, material placing and welding of the reinforcing rib through the cooperation of the feeding mechanism 2, the conveying mechanism 3, the bending mechanism 4, the upper welding mechanism 5 and the lower welding mechanism 6, and realizes the mechanization operation, which not only greatly reduces the labor intensity, but also significantly improves the production efficiency and effectively reduces the labor cost and expenditure; the cooperation of the first servo motor 51 and the second servo motor 53 enables the clamping and welding assembly 55 to flexibly adjust the welding position, the cooperation of the third servo motor 62 and the cylinder lifting mechanism 65 enables the two hook welding assemblies 64 to flexibly adjust the welding position, and the welding requirements of different angles of the reinforcing rib are met; the arrangement of the clamping and positioning assembly 54 enables the longitudinal rib to be clamped and stabilized by the clamping and positioning assembly 54 when being welded, so that the stability during welding is ensured and the welding quality is improved.

[0031] The reinforcing bar cage mesh reinforcing rib automatic welding equipment of the utility model in use, by the crane or forklift puts the bundle-shaped reinforcing rib material into the storage bin, the bottom of the bin is moved to the left by the chain conveying part and is conveyed to the lower end of the ladder loading mechanism 2, the ladder loading part adopts the stepped movable plate to move up and down circularly, the reinforcing rib is lifted to the conveying mechanism 3 step by step, the reinforcing rib of the ladder loading part of the upper pass falls into the first group of V-shaped wheels, the V-shaped wheel drives the reinforcing rib to convey forward until being blocked by the blocking mechanism, if the next process needs to feed, the blocking mechanism descends, the V-shaped wheel conveys the reinforcing rib forward to the bending mechanism 4, the conveying wheel of the bending mechanism 4 relays and forwards to the top positioning position, after the end sensing switch has a signal, the clamping mechanism clamps the reinforcing rib and horizontally conveys it into the middle clamping groove position of the bending inner die 4, the two side bending mechanisms 4 extend the inner and outer bending dies, the middle clamping groove of the inner die clamps the reinforcing rib, the bending inner die is a fixed point shaft, the outer die rotates by the gear driven by the speed reducer, the two side outer dies rotate in opposite directions to make the reinforcing rib into U-shaped, the material placing assembly of the conveying mechanism 3 lifts the U-shaped reinforcing rib to the lower hoop position by the lifting cylinder, the double-stroke cylinder second stroke action pushes the reinforcing rib to the place close to the hoop, the cooperation of the first servo motor 51 and the second servo motor 53 can adjust the clamp welding assembly 55 to the specified welding position, the clamping positioning assembly 54 drives the clamping jaw by the cylinder, so that the three clamping jaws clamp the longitudinal rib, after clamping the longitudinal rib, the lifting cylinder single action lifts the clamped longitudinal rib to the required welding height, after the reinforcing rib is pushed to the place close to the hoop by the material placing assembly, the clamp welding assembly 55 lowers to weld the reinforcing rib and the longitudinal rib; after the upper welding mechanism 5 completes welding, the material supporting translation assembly 66 translation cylinder extends in preparation, the lifting cylinder holds the just welded reinforcing rib, at this time, the components of other equipment drag the product a distance of a station, the material supporting translation mechanism also pulls the reinforcing rib, the cooperation of the third servo motor 62 and the cylinder lifting mechanism 65 can move the two hook welding assemblies 64 to the specified welding position, the two hook welding assemblies 64 hook the longitudinal rib and the reinforcing rib for welding, after welding, it is conveyed to the next process by the conveying mechanism 3.

[0032] The above embodiments are only used to illustrate the utility model embodiments, and not limit the utility model embodiments, ordinary skilled in the related art can make various changes and modifications without departing from the spirit and scope of the utility model embodiments, therefore all equivalent technical solutions also belong to the scope of the utility model embodiments, the patent protection scope of the utility model embodiments should be defined by the claims.

Claims

1. A reinforcing cage mesh reinforcement automatic welding apparatus comprising a mounting frame (1) characterised in that: The right side of the mounting frame (1) is provided with a feeding mechanism (2), the inside of the mounting frame (1) is provided with a bending mechanism (4), the bending mechanism (4) and the feeding mechanism (2) are provided with a conveying mechanism (3), the top of the mounting frame (1) is provided with an upper welding mechanism (5), the inside of the mounting frame (1) is provided with a lower welding mechanism (6), the upper welding mechanism (5) comprises an upper welding rack (52), the upper welding rack (52) is slidingly installed on the top of the mounting frame (1), and the bottom of the upper welding rack (52) is provided with a clamping and welding assembly (55).

2. The automatic reinforcing mesh bar welding equipment according to claim 1, characterized in that: The top of the mounting frame (1) is provided with a first servo motor (51), the upper welding rack (52) is divided into an upper part and a lower part which can be extended, the upper part and the lower part of the upper welding rack (52) are provided with ball nuts respectively, and the output end of the first servo motor (51) is in threaded connection with the ball nut of the upper part of the upper welding rack (52) through a lead screw.

3. The automatic reinforcing bar mesh reinforcing rib welding equipment according to claim 2, characterized in that: The upper part of the upper welding rack (52) is provided with a second servo motor (53), and the output end of the second servo motor (53) is in threaded connection with the ball nut of the lower part of the upper welding rack (52) through a lead screw.

4. The automatic reinforcing bar mesh reinforcing rib welding equipment according to claim 3, characterized in that: The bottom of the upper welding mechanism (5) is provided with a clamping and positioning assembly (54), the clamping and positioning assembly (54) is composed of three groups of air cylinders and clamping jaws, and the clamping and welding assembly (55) is composed of a resistance welding head and a spot welding clamp.

5. The automatic reinforcing bar mesh reinforcing rib welding equipment according to claim 4, characterized in that: The lower welding mechanism (6) comprises a moving support (61), the moving support (61) is slidingly installed in the inside of the mounting frame (1), two lower welding racks (63) are installed on the moving support (61), the lower welding rack (63) is divided into an upper rack and a lower rack which can be extended, the top of the lower welding rack (63) is provided with a hook welding assembly (64), and the hook welding assembly (64) is composed of a resistance welding head and a welding hook.

6. The automatic reinforcing bar mesh reinforcing rib welding equipment according to claim 5, characterized in that: The inside of the mounting frame (1) is provided with a third servo motor (62) through a support, the moving support (61) is provided with a ball sliding block, and the output end of the third servo motor (62) is in threaded connection with the ball sliding block of the moving support (61) through a lead screw.

7. The automatic reinforcing bar mesh reinforcing rib welding equipment according to claim 6, characterized in that: The upper rack and the lower rack of the lower welding rack (63) are provided with an air cylinder lifting mechanism (65), and the moving support (61) is provided with a material supporting and translating assembly (66) which is composed of two groups of air cylinders and brackets.

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