Automatic butt-welding device for fan shell hanging lugs

Abstract

The automatic butt-welding device comprises an equipment box, the equipment box is a cavity with an opening formed in one side, a supporting plate is fixedly connected to the middle of the equipment box, and a material conveying channel connected with a vibration disc is installed at the top of the supporting plate; the shell hanging lug welding device has the advantages that through cooperative work of the material conveying channel, the material pushing mechanism and the welding part, automatic feeding, positioning and welding of shell hanging lugs are achieved, and the production efficiency is improved; through the arrangement of the rotary adjusting part and the material returning part, the fan shell can automatically rotate to adjust the angle in the welding process, and automatic discharging is completed; the upper hollow electrode holder adsorbs and fixes a workpiece through negative pressure, so that the stability and the accuracy of the shell hanging lug in the welding process are ensured; and through the arrangement of the limiting plate and the material pushing plate, the shell hanging lug can be accurately pushed to the bottom of the upper hollow electrode holder, and the accuracy of the welding position is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan processing technical field, concretely is a kind of automatic butt welding device of fan shell lug. BACKGROUND

[0002] The outside of the fan shell is welded with multiple lugs for easy installation, fixation and support of the fan. The lug is a protruding part welded on the fan shell, used for mounting bolts or other fasteners to fix the fan on the equipment or connect with other components.

[0003] The lug of the existing fan shell is mostly welded after manual positioning, which depends on the experience and manual operation of the operator and has positioning error. This can cause deviation of the lug welding position, affecting the assembly and fixation effect of the fan shell, leading to difficult or unstable installation. SUMMARY

[0004] The utility model aims at providing a kind of automatic butt welding device of fan shell lug to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: an automatic butt welding device of fan shell lug, comprising:

[0006] The equipment box is a cavity with an opening on one side. A support plate is fixedly connected to the middle part of the equipment box. A material conveying channel connected to the vibration disc is installed on the top of the support plate.

[0007] The welding part is placed above the support plate. The welding part includes an upper hollow welding tongs and a lower support welding tongs arranged in a lifting manner. The top of the upper hollow welding tongs is connected to a negative pressure equipment for adsorbing and fixing the workpiece from the bottom.

[0008] The feeding mechanism is placed on the top of the support plate. The feeding mechanism includes a pushing plate for driving the material to slide and a pushing block for pushing the material below the upper hollow welding tongs. The rotary adjustment part is placed on one side of the equipment box. The movable adjustment sliding plate two is provided with a rotary disc on the top. One side of the rotary disc is provided with a material returning part for discharging the processed material.

[0009] As a preferred, a cylinder one is fixedly connected to one side of the equipment box. The upper hollow welding tongs is fixedly connected to the output end of the cylinder one. A hydraulic cylinder is fixedly connected to one side of the equipment box. The lower support welding tongs is fixedly connected to the output end of the hydraulic cylinder. The upper hollow welding tongs and the lower support welding tongs are positionally corresponding.

[0010] As preferred, the top of the supporting plate is fixedly connected with a limiting plate in L-shaped structure, the pushing plate is slidingly installed at the bottom of the limiting plate, the middle part of the pushing plate is provided with an n-shaped slot corresponding to the material conveying channel, the bottom of the supporting plate is fixedly connected with a second air cylinder, and the output end of the second air cylinder is fixedly connected with the pushing plate through a metal rod.

[0011] As preferred, the top of the supporting plate is fixedly connected with a third air cylinder, the pushing block is fixedly connected with the output end of the third air cylinder, and the pushing block corresponds to the position of the upper hollow welding tongs and is provided with a material feeding channel therebetween.

[0012] As preferred, the rotating adjusting part further comprises a supporting box fixedly connected to one side of the equipment box, a sliding plate one is slidingly connected to the top of the supporting box, and a linear module for driving the sliding plate one to slide is fixedly connected to the top of the supporting box.

[0013] As preferred, a fourth air cylinder is fixedly connected to the top of the sliding plate one, the output end of the fourth air cylinder is fixedly connected with a sliding plate two, a servo motor is fixedly connected to the top of the sliding plate two, and the output end of the servo motor is fixedly connected with a rotating disc.

[0014] As preferred, the material returning part comprises a fifth air cylinder, the top of the servo motor is fixedly connected with the fifth air cylinder, the output end of the fifth air cylinder is fixedly connected with a separating push plate, a positioning shaft is fixedly connected to one side of the rotating disc, a material returning plate is slidingly connected to the outer side of the positioning shaft, a slide rod is slidingly connected to one side of the rotating disc and fixedly connected to the material returning plate, the slide rod is slidingly connected with the separating push plate, and a spring is sleeved between the end of the material returning plate and the rotating disc.

[0015] Compared with the prior art, the device has the advantages that: through the cooperation of the material conveying channel, the pushing mechanism and the welding part, automatic feeding, positioning and welding of the shell lug are realized, and the production efficiency is improved; the setting of the rotating adjusting part and the material returning part enables the fan shell to automatically rotate and adjust the angle during the welding process and automatically complete the discharging, and the automation level is further improved; the upper hollow welding tongs fix the workpiece through negative pressure adsorption, and the stability and accuracy of the shell lug during the welding process are ensured; the setting of the limiting plate and the pushing plate enables the shell lug to be accurately pushed to the bottom of the upper hollow welding tongs, and the accuracy of the welding position is ensured; the cooperation of the upper hollow welding tongs and the lower supporting welding tongs and the application of the TIG welding technology ensure the quality and strength of the welded joint; the rotating disc is driven to rotate by the servo motor, the shell can be welded at multiple angles, and the uniformity and reliability of the welding are improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The figure is a structural schematic view of the utility model;

[0017] Figure 2The structure schematic view of the material conveying channel of the utility model is shown in the figure.

[0018] Figure 3 The structure schematic view of the sliding plate one of the utility model is shown in the figure.

[0019] Figure 4 The structure schematic view of the material pushing plate of the utility model is shown in the figure.

[0020] Figure 5 The structure schematic view of the material returning plate of the utility model is shown in the figure.

[0021] Figure 6 The structure schematic view of the upper hollow welding tongs of the utility model is shown in the figure.

[0022] In the figure: 1, equipment box; 2, cylinder one; 3, upper hollow welding tongs; 4, support plate; 5, hydraulic cylinder; 6, lower support welding tongs; 7, material conveying channel; 8, limiting plate; 9, support box; 10, cylinder two; 11, material pushing plate; 12, separation pushing plate; 13, cylinder three; 14, material pushing block; 15, sliding plate one; 16, cylinder four; 17, sliding plate two; 18, servo motor; 19, cylinder five; 20, rotating disc; 21, positioning shaft; 22, material returning plate; 23, sliding rod; 24, spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely 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 the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figure 1 , 2, 3, 4, 5, 6, the utility model provides a kind of technical scheme a fan shell ear automatic butt welding device, it include: equipment box 1, equipment box 1 is the cavity with opening being arranged in one side, the middle part of equipment box 1 is fixedly connected with support plate 4, the top of support plate 4 is installed and is connected with the material conveying channel 7 of vibrating disc, the discharge port of vibrating disc is connected with material conveying channel 7;Welding device is placed above support plate 4, and welding device includes the upper hollow welding tongs 3 and lower support welding tongs 6 of elevation arrangement, the top of upper hollow welding tongs 3 is connected with vacuum pump by pipeline, for from bottom adsorption fixed workpiece;Feeding mechanism is placed on the top of support plate 4, and feeding mechanism includes the material pushing plate 11 for driving material sliding and the material pushing block 14 below upper hollow welding tongs 3;Rotary adjustment part, rotary adjustment part is placed in one side of equipment box 1, and rotary adjustment part can be moved and adjusted sliding plate two 17, and the top of sliding plate two 17 is rotatably provided with rotary disc 20, one side of rotary disc 20 is equipped with material return part, for discharging the material of being processed.

[0025] It needs to be explained that the utility model is provided with controller and corresponding operating panel, places fan shell on the outside of rotary disc 20, drives fan shell displacement to place on the outside of lower support welding tongs 6 by the sliding of sliding plate one 15 and sliding plate two 17, vibrating disc transports fan shell ear along material conveying channel 7 forward, when fan shell ear is transported to the middle part of material pushing plate 11, material pushing plate 11 pushes fan shell ear to the position of corresponding material pushing block 14, cylinder three 13 drives material pushing block 14 to push the L-shaped structure of fan shell ear to the bottom of upper hollow welding tongs 3, under the action of negative pressure of upper hollow welding tongs 3, it is adsorbed, then upper hollow welding tongs 3 moves downward and presses fan shell ear on the outside of fan shell, by upper hollow welding tongs 3 and lower support welding tongs 6, fan shell ear is welded on the outside of fan shell, after one welding is completed, servo motor 18 drives fan shell to rotate and carry out angle adjustment.

[0026] Please refer to Figure 1 、 6 As shown in the drawings, one side of equipment box 1 is fixedly connected with cylinder one 2, and upper hollow welding tongs 3 is fixedly connected at the output end of cylinder one 2, one side of equipment box 1 is fixedly connected with hydraulic cylinder 5, and the output end of hydraulic cylinder 5 is fixedly connected with lower support welding tongs 6, and upper hollow welding tongs 3 corresponds with lower support welding tongs 6 in position.

[0027] It needs to be explained that when upper hollow welding tongs 3 is located at top limit position, the upper and lower gap between upper hollow welding tongs 3 and support plate 4 and the gap between left and right are same with the thickness of fan shell ear, conveniently, material pushing block 14 pushes fan shell ear to the bottom of upper hollow welding tongs 3, so that the bottom of fan shell ear is attached with the bottom of upper hollow welding tongs 3, and side edge is attached with the side edge of upper hollow welding tongs 3, under the action of negative pressure adsorption, upper hollow welding tongs 3 can drive fan shell ear to move downward and contact with fan shell, conveniently, it is welded.

[0028] Please refer to Figure 2 、 4 As shown in the drawings, the top of the supporting plate 4 is fixedly connected with an L-shaped limiting plate 8, the pushing plate 11 is slidingly installed at the bottom of the limiting plate 8, the middle part of the pushing plate 11 is provided with an n-shaped slot corresponding to the material conveying channel 7, the bottom of the supporting plate 4 is fixedly connected with a second air cylinder 10, the output end of the second air cylinder 10 is fixedly connected with the pushing plate 11 through a metal rod, the top of the supporting plate 4 is fixedly connected with a third air cylinder 13, the pushing block 14 is fixedly connected with the output end of the third air cylinder 13, and the pushing block 14 corresponds to the upper hollow welding tongs 3 and is provided with a feeding channel therebetween.

[0029] It should be noted that the middle part of the limiting plate 8 is provided with a proximity sensor corresponding to the position of the material conveying channel 7, under the action of the vibration disc and the material conveying channel 7, the shell lug enters the n-shaped slot of the pushing plate 11 in the limiting plate 8, the proximity sensor detects the material signal and transmits information to the controller, the controller controls the second air cylinder 10 to drive the pushing plate 11 to slide in the limiting plate 8, so as to push the material to the position corresponding to the pushing block 14, and the third air cylinder 13 drives the pushing block 14 to fix the shell lug and the upper hollow welding tongs 3.

[0030] Please refer to Figure 1 、 3 As shown in the drawings, the rotary adjusting part further comprises a supporting box 9 fixedly connected to one side of the equipment box 1, the top of the supporting box 9 is slidingly connected with a sliding plate one 15, the top of the supporting box 9 is fixedly connected with a linear module for driving the sliding plate one 15 to slide, the top of the sliding plate one 15 is fixedly connected with a fourth air cylinder 16, the output end of the fourth air cylinder 16 is fixedly connected with a sliding plate two 17, the top of the sliding plate two 17 is fixedly connected with a servo motor 18, and the output end of the servo motor 18 is fixedly connected with a rotary disc 20.

[0031] It should be noted that the linear module and the fourth air cylinder 16 are in a state of mutual perpendicularity, the linear module drives the sliding plate one 15 to translate along the width direction of the supporting box 9, the fourth air cylinder 16 drives the sliding plate two 17 to translate along the length direction of the supporting box 9 on the top of the sliding plate one 15, so that the sliding plate two 17 can drive the servo motor 18 to move in the direction of supporting the welding tongs 6 downward, the servo motor 18 places the fan shell outside the lower supporting welding tongs 6 through the rotary disc 20, and the lower supporting welding tongs 6 is lifted by the hydraulic cylinder 5 and the upper hollow welding tongs 3 is lowered by the first air cylinder 2, so as to fix the shell between the upper hollow welding tongs 3 and the lower supporting welding tongs 6 for TIG welding.

[0032] Please refer to Figure 3 、 5As shown, the material returning part includes the cylinder five 19, the top of the servo motor 18 is fixedly connected with the cylinder five 19, the output end of the cylinder five 19 is fixedly connected with the separation push plate 12, one side of the rotating disc 20 is fixedly connected with the positioning shaft 21, the outer side of the positioning shaft 21 is slidably connected with the material returning plate 22, one side of the material returning plate 22 is fixedly connected with the sliding rod 23 slidably connected with the rotating disc 20, the sliding rod 23 is slidably connected with the separation push plate 12, and the end of the material returning plate 22 is sleeved with the spring 24 between the rotating disc 20.

[0033] It should be noted that the utility model corresponds to the fan shell side hole with the positioning shaft 21, so that the fan shell is fixedly installed on one side of the rotating disc 20, then the sliding plate one 15 drives the sliding plate two 17 to move, so that the fan shell is placed on the outer side of the lower support welding tongs 6, then the upper hollow welding tongs 3 are hung down and welded with the lower support welding tongs 6, one spot welding is completed, then the upper hollow welding tongs 3 and the lower support welding tongs 6 are reset, the servo motor 18 drives the rotating disc 20 to rotate, the rotating disc 20 drives the material returning plate 22 to rotate, so that the angle of the shell is adjusted, then welding is carried out again, after welding is completed, the cylinder five 19 drives the separation push plate 12 to move forward, the separation push plate 12 moves towards the rotating disc 20, the separation push plate 12 drives the material returning plate 22 to slide on the outer side of the positioning shaft 21 through the sliding rod 23, so that the outer side of the positioning shaft 21 is pushed down, so that the material is discharged, when the cylinder five 19 is reset, the spring 24 drives the sliding rod 23 to reset, the sliding rod 23 drives the material returning plate 22 to slide on the outer side of the positioning shaft 21 and reset, so that the automatic material returning is realized.

[0034] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model.

[0035] In addition, the terms "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features, so that the features limited by "first", "second", "third", "fourth" can be explicitly or implicitly included at least one feature.

[0036] In the utility model, unless another definite provision and limitation, the term "installation", "arrangement", "connection", "fixation", "screw connection" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can indirectly connect through intermediate medium, can be two element inside's intercommunication or two element's mutual action relation, unless another definite limitation, for the ordinary skill of the art, can understand the above-mentioned term in the utility model specific meaning according to specific circumstances.

[0037] Although the embodiments of the utility model have been shown and described, it will be appreciated by those of ordinary skill in the art that various changes, modifications, alternatives, and variations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic butt welding device for a fan housing ear, characterized in that: Include: Equipment box (1), equipment box (1) is provided with a cavity with an opening on one side, the middle part of the equipment box (1) is fixedly connected with a support plate (4), the top of the support plate (4) is provided with a material conveying channel (7) connected with a vibrating disc; Welding part, the welding part is arranged above the support plate (4), the welding part comprises an upper hollow welding tongs (3) and a lower support welding tongs (6) arranged in a lifting mode, the top of the upper hollow welding tongs (3) is connected with a negative pressure device for adsorbing and fixing workpieces from the bottom; The feeding mechanism is arranged on the top of the support plate (4), the feeding mechanism comprises a pushing plate (11) for driving the sliding of the material and a pushing block (14) below the upper hollow welding tongs (3); the rotary adjusting part is arranged on one side of the equipment box (1), the rotary adjusting part comprises a sliding plate two (17) which can be movably adjusted, the top of the sliding plate two (17) is rotatably provided with a rotary disc (20), one side of the rotary disc (20) is provided with a material returning part for discharging the processed material.

2. The automatic press welding device for the hanging ear of a fan shell according to claim 1, characterized in that: One side of the equipment box (1) is fixedly connected with a cylinder one (2), the upper hollow welding tongs (3) is fixedly connected with the output end of the cylinder one (2), one side of the equipment box (1) is fixedly connected with a hydraulic cylinder (5), the output end of the hydraulic cylinder (5) is fixedly connected with a lower support welding tongs (6), the upper hollow welding tongs (3) corresponds to the position of the lower support welding tongs (6).

3. The automatic press welding device for the hanging ear of a fan shell housing according to claim 1, characterized in that: The top of the support plate (4) is fixedly connected with an L-shaped limiting plate (8), the pushing plate (11) is slidingly installed at the bottom of the limiting plate (8), the middle part of the pushing plate (11) is provided with an n-shaped groove corresponding to the material conveying channel (7), the bottom of the support plate (4) is fixedly connected with a cylinder two (10), the output end of the cylinder two (10) is fixedly connected with the pushing plate (11) through a metal rod.

4. The automatic press welding device for the lug of a fan housing shell according to claim 3, characterized in that: The top of the support plate (4) is fixedly connected with a cylinder three (13), the pushing block (14) is fixedly connected with the output end of the cylinder three (13), the pushing block (14) corresponds to the position of the upper hollow welding tongs (3) and is provided with a feeding channel therebetween.

5. The automatic press welding device for the hanging ear of a fan shell housing according to claim 1, characterized in that: The rotary adjusting part further comprises a support box (9) fixedly connected on one side of the equipment box (1), the top of the support box (9) is slidingly connected with a sliding plate one (15), the top of the support box (9) is fixedly connected with a linear module for driving the sliding of the sliding plate one (15).

6. The automatic press welding device for the hanging ear of a fan shell casing according to claim 5, characterized in that: The top of the sliding plate one (15) is fixedly connected with a cylinder four (16), the output end of the cylinder four (16) is fixedly connected with the sliding plate two (17), the top of the sliding plate two (17) is fixedly connected with a servo motor (18), the output end of the servo motor (18) is fixedly connected with a rotary disc (20).

7. The automatic press welding device for the hanging ear of a fan shell casing according to claim 6, characterized in that: The material returning part includes a cylinder five (19), the top of the servo motor (18) is fixedly connected with the cylinder five (19), the output end of the cylinder five (19) is fixedly connected with a separation push plate (12), one side of the rotating disc (20) is fixedly connected with a positioning shaft (21), the outer side of the positioning shaft (21) is slidably connected with a material returning plate (22), one side of the material returning plate (22) is fixedly connected with a sliding rod (23) which is slidably connected with the rotating disc (20), the sliding rod (23) is slidably connected with the separation push plate (12), and the end of the material returning plate (22) and the rotating disc (20) are sleeved with a spring (24).

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