CN212019979U - Full-automatic welding device for spiral bin - Google Patents

Abstract

The utility model relates to a spiral storehouse welding technology field especially relates to a spiral storehouse full-automatic welding set. The bending device comprises a bending group, a support group and a supplementary connecting rod, wherein the bending group consists of a plurality of driving bending machines, and the support group consists of a plurality of fixing frames, a connecting frame and a bracket; the fixing frame and the connecting frame are spliced and fixed with each other, the fixing frame at the tail end is connected with the driving bending machine at the initial end through a supplementary connecting rod to form a whole welding space, a steel belt is driven by the bending machine to be bent and conveyed during welding, the steel belt is upwards screwed, the edges of the steel belt are overlapped and pressed together, and the steel belt is welded at the position aligned with a spliced seam through a fixed welding gun during the upwards conveying process, so that the automatic welding function of the spiral bin is realized, the whole manufacturing process of the spiral bin does not need manual operation, and the time-saving and labor-saving working efficiency; the design of the vertical lifting type full-automatic welding device does not need to bend and form the steel strip, the equipment cost and the later maintenance cost are low, and the field installation and the construction are simple.

Description

Full-automatic welding device for spiral bin

Technical Field

The invention relates to the technical field of spiral bin welding, in particular to a full-automatic welding device for a spiral bin.

Background

At present, national defense construction in China is rapidly developed, and the demand of equipment on various large steel structures such as silos, storage tanks and storage bins is increasingly large. The requirements on the manufacturing efficiency and quality are higher and higher, and the conventional common silo manufacturing processes comprise the following steps:

1. german Lipu spiral seaming and rolling process; its advantage is: overall structure is good, the material consumption is little, light in weight, the shortcoming: the preparation workload is large, the requirement on the adjustment accuracy of the technical equipment of workers is high, the production materials must be customized, and the maintenance cost of the produced silo in the operation process is ultrahigh and cannot be borne. If the sealing material is used for storing liquid, the sealing cost is high, the integral manufacturing cost in the steel silo industry is high, and the biggest defect is that the process can only use a steel plate with the thickness of 4mm at the thickest, and the manufacturing requirement of an ultra-large silo is difficult to meet.

2. A Czech tank assembling process; the steel plate with the size of about 1.5 x 2.5 is punched and is spliced one by screws to form the silo, and the components are produced in a factory and constructed on site according to the drawing. The advantages are that: the construction is convenient in site, is generally not limited by site environment, and has low requirement on the skills of constructors. The disadvantages are as follows: all components must be strictly and precisely processed in a factory, if the components are not matched with each other in the construction process, the components must be returned to the factory for re-processing, and the integral structure is not good, easy to deform, poor in sealing, small in bearing capacity and not suitable for being used as a large silo.

3. Welding process; the process is well-recognized by the industry people, has good and reliable structure, is firm and durable, has large bearing capacity and has wide application field. The product is used in various fields such as various large-scale chemical industry, storage, sewage treatment plants and the like, has reliable and stable quality and performance, is deeply accepted in industry and is widely applied. The advantages are that: the structure is firm, the durability is wide in application range, the bearing capacity is strong, the large silo is suitable for manufacturing, and the performance quality is reliable, stable and deeply trusted by people. The disadvantages are as follows: the labor intensity of workers is very high, the production efficiency is low, the correction workload is large, the welding work is heavy, the manufacturing cost is high, more than 50% of professional experienced technicians are required among the workers, and a plurality of potential safety hazard factors exist in the construction process.

If the method is adopted, the labor intensity is reduced, the production efficiency is improved, the production period is shortened, the process is advanced, the automation degree is high, automatic and accurate correction is realized, the correction workload is reduced, the whole work is not heavy and light, the manufacturing cost is greatly reduced, professional skills are not needed, and all potential safety hazards are avoided.

SUMMERY OF THE UTILITY MODEL

The invention aims to solve the technical problem and provides a full-automatic welding device of a spiral bin aiming at the technical defects, which comprises a bending group, a support group and a supplementary connecting rod, wherein the bending group consists of a plurality of driving bending machines, and the support group consists of a plurality of fixing frames, connecting frames and brackets; the fixing frame and the connecting frame are spliced and fixed with each other, the fixing frame at the tail end is connected with the driving bending machine at the initial end through a supplementary connecting rod to form a whole welding space, a steel belt is driven by the bending machine to be bent and conveyed during welding, the steel belt is upwards screwed, the edges of the steel belt are overlapped and pressed together, and the steel belt is welded at the position aligned with a spliced seam through a fixed welding gun during the upwards conveying process, so that the automatic welding function of the spiral bin is realized, the whole manufacturing process of the spiral bin does not need manual operation, and the time-saving and labor-saving working efficiency; the design of the vertical lifting type full-automatic welding device does not need to bend and form the steel strip, the equipment cost and the later maintenance cost are low, and the field installation and the construction are simple.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: comprises a spiral bin, an unreeling machine and a vertical lifting type full-automatic welding device; the unreeling machine is arranged on one side of the vertical lifting type full-automatic welding device; a steel belt is arranged on the unreeling machine; the spiral bin is made of steel strips through welding; the vertical lifting type full-automatic welding device comprises a bending group, a support group and a supplementary connecting rod; the bending group consists of a plurality of driving bending machines; the support group consists of a plurality of fixed frames, connecting frames and brackets; the bottom of the driving bending machine is provided with universal wheels and height-adjusting support legs.

Further optimizing the technical scheme, a gap is arranged above the middle part of the driving bending machine; a horizontal supporting roller is arranged on the horizontal square below one side of the gap; a gearbox is fixedly arranged on one side of the top of the gap on the driving bending machine; a servo motor is fixedly arranged on one input side of the gearbox; one end of the output of the gearbox is connected with a driving gear; two driving press rollers are arranged on the left side of the gap in the vertical direction; the middle parts of the two driving compression rollers are provided with a driven compression roller on the right side of the gap.

The technical scheme is further optimized, and driven gears are connected to the tops of the driving compression rollers in a key mode; the driving gear is meshed with the driven gear for transmission respectively.

Further optimizing the technical scheme, the fixing frame and the connecting frame are arranged at intervals; the fixed frame and the connecting frame are spliced and fixed with each other; the fixing frame at the tail end is connected with the driving bending machine at the initial end through a supplementary connecting rod.

Further optimizing the technical scheme, the middle part of one side of the fixing frame is provided with a vertical seat in the vertical direction; the vertical seat is connected with a sliding seat in a sliding manner; the bracket is connected to the sliding seat in a sliding manner; the bracket is horizontally arranged; and a plurality of fastening adjusting knobs are arranged on the sliding seat.

Further optimizing the technical scheme, a carrier roller is arranged above the right side of the bracket in the horizontal direction; and a guide roller is arranged on the left side of the carrier roller in the vertical direction.

Further optimizing the technical scheme, the horizontal supporting rollers and the carrier rollers are spirally arranged, and the spiral pitch is equal to the width of the steel belt; an excircle is formed between the driving compression roller and the guide roller in the horizontal direction, and the diameter of the excircle is equal to that of the spiral bin.

Further optimizing the technical scheme, one of the vertical seats is provided with an adjusting seat; and a welding gun is fixedly arranged on the adjusting seat.

Compared with the prior art, the invention has the following advantages:

1. a large amount of auxiliary materials are needed before the silo welded in the prior art, the materials are basically used for one time when a mold for manufacturing the silo is welded firstly, the automatic welding mold designed by the invention can be repeatedly used, the edge of a steel plate is not required to be bent and buckled, the thickness of the steel plate can be higher than 4mm, and the requirement on welding a steel belt is low.

2. Bending conveying and butt joint automatic welding are carried out, so that the silo is in a spiral state, and an automatic rising state is formed under the pushing of continuous work of machinery, so that professional technicians who only rely on experience to do correction, butt joint and welding in the prior art are replaced, and after the working procedure is completed, the spiral winding silo welding process is formed, so that the equipment has an automatic silo rising function, and the labor and risk of manual silo rising in the prior art are avoided.

3. The vertical lifting type full-automatic welding device is automatic welding, manual operation welding is not needed, time and labor are saved, the working efficiency is greatly improved, and the safety factor is higher; the method reduces the expenditure of a large amount of professional technicians, reduces the use and waste of a large amount of auxiliary materials, avoids major safety accidents, ensures that the production is easier, more worry-saving and more labor-saving, greatly reduces the production cost, improves the production efficiency, ensures that the quality is more stable and reliable, and promotes the industry.

4. During welding, steel strips are stably conveyed, welding seams are tightly closed under the action of upper pressure, welding positions are neat and consistent, and welding quality is high.

5. The whole device is designed, a German Lipu spiral seaming and coiling process is replaced by automatic welding, operations such as bending, buckling and the like on the edge of a steel belt are not needed, secondary processes such as edge bending forming and subsequent pressing are omitted, the cost and the weight of equipment are greatly reduced, the equipment is simple and convenient, and the equipment is simple and convenient to transport, assemble on site and control and operate.

Drawings

Fig. 1 is a perspective view of a welding completion state of the full-automatic welding device of the spiral bin.

Fig. 2 is a schematic view of a welding start state of the full-automatic spiral bin welding device.

Fig. 3 is a schematic view of a welding space structure of a full-automatic welding device of a spiral bin.

Fig. 4 is a schematic diagram of a welding position structure of a full-automatic welding device of a spiral bin.

Fig. 5 is a schematic structural diagram of a bending conveying position of the full-automatic spiral bin welding device.

Fig. 6 is a partial enlarged view of a bending driving part structure of the full-automatic spiral bin welding device.

Fig. 7 is a schematic view of a welding conveying tail connection position structure of a full-automatic spiral bin welding device.

Fig. 8 is a schematic structural diagram of a fixing frame of a full-automatic spiral bin welding device.

Fig. 9 is a schematic view of a mounting structure of a carrier roller and a guide roller part of the full-automatic welding device of the spiral bin.

In the figure: 1. a spiral bin; 2. an unreeling machine; 3. a vertical lifting type full-automatic welding device; 4. a steel belt; 5. bending groups; 501. driving the bending machine; 502. a universal wheel; 503. heightening the supporting legs; 504. a void; 505. a gearbox; 506. a servo motor; 507. a driving gear; 508. a driving compression roller; 509. a driven press roll; 510. A driven gear; 511. a horizontal support roller; 6. a bracket set; 601. a fixed mount; 602. a connecting frame; 603. A bracket; 604. a vertical seat; 605. a slide base; 606. tightening the adjusting knob; 607. a carrier roller; 608. a guide roller; 609. an adjusting seat; 610. a welding gun; 7. the connecting rod is supplemented.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: with reference to fig. 1-9, a full-automatic welding device for a screw bin is characterized in that: comprises a spiral bin 1, an unreeling machine 2 and a vertical lifting type full-automatic welding device 3; the unreeling machine 2 is arranged on one side of the vertical lifting type full-automatic welding device 3; the unreeling machine 2 is provided with a steel belt 4; the spiral bin 1 is formed by welding steel strips 4; the vertical lifting type full-automatic welding device 3 comprises a bending group 5, a support group 6 and a supplementary connecting rod 7; the bending group 5 consists of a plurality of driven bending machines 501; the support group 6 consists of a plurality of fixed frames 601, a connecting frame 602 and a bracket 603; the bottom of the driving bending machine 501 is provided with a universal wheel 502 and a height-adjusting leg 503.

Preferably, a gap 504 is arranged above the middle part of the driving bending machine 501; a horizontal support roller 511 is arranged on a horizontal square below one side of the gap 504; a gearbox 505 is fixedly arranged on the driving bending machine 501 on one side of the top of the gap 504; a servo motor 506 is fixedly arranged on the input side of the gearbox 505; one end of the output of the gearbox 505 is keyed with a driving gear 507; two active press rolls 508 are arranged on the left side of the gap 504 in the vertical direction; the middle of the two driving press rolls 508 is provided with a driven press roll 509 at the right side of the gap 504.

Preferably, the top of the driving pressure roller 508 is keyed with a driven gear 510; the driving gears 507 are respectively meshed with the driven gears 510.

Preferably, the fixing frame 601 and the connecting frame 602 are arranged at intervals; the fixed frame 601 and the connecting frame 602 are spliced and fixed with each other; the fixed frame 601 at the tail end and the driving bending machine 501 at the initial end are connected through a supplementary connecting rod 7.

Preferably, the middle part of one side of the fixing frame 601 is provided with a vertical seat 604 in the vertical direction; a sliding seat 605 is connected on the vertical seat 604 in a sliding manner; the bracket 603 is slidably connected to the sliding base 605; the bracket 603 is horizontally arranged; a plurality of tightening adjustment knobs 606 are provided on the slide 605.

Preferably, a carrier roller 607 is arranged above the right side of the bracket 603 in the horizontal direction; a guide roller 608 is vertically arranged on the left side of the carrier roller 607.

Preferably, the horizontal supporting rollers 511 and the supporting rollers 607 are spirally arranged, and the spiral pitch is equal to the width of the steel belt 4; an outer circle is formed between the driving pressing roller 508 and the guide roller 608 in the horizontal direction, and the diameter of the outer circle is equal to that of the spiral bin 1.

Preferably, one of the vertical seats 604 is provided with an adjusting seat 609; and a welding gun 610 is fixedly arranged on the adjusting seat 609.

When in use, step one, as shown in fig. 1-8, in field installation, firstly, a welding conveying frame is constructed, and corresponding quantities of the driving bending machine 501, the fixed frame 601, the connecting frame 602 and the supplementary connecting rods 7 are correspondingly selected according to the diameter of the required welding spiral bin 1; and selecting a building position, and drawing a marking circle with a corresponding diameter on the built ground.

The fixing frame 601 is placed at a position to be built, wherein the fixing frame 601 and the connecting frame 602 are arranged at intervals; the fixing frame 601 and the connecting frame 602 are spliced and fixed with each other', the fixing frame 601 and the connecting frame 602 are spliced with each other, the fixing frame 601 and the connecting frame 602 are wound on the periphery of the marking circle, a foot cup can be arranged at the bottom of the fixing frame 601, the fixing frame 601 can be leveled through the foot cup, and the bottom of the fixing frame 601 can also be leveled through filling hard objects to the bottom of the fixing frame 601, so that the support set 6 is built.

Bending groups 5 are placed in the vacant positions of the peripheries of the marked circles, universal wheels 502 and height-adjusting supporting legs 503' are arranged at the bottoms of the driving bending machines 501, the driving bending machines 501 can be uniformly arranged on the peripheries of the marked circles in the state that the height-adjusting supporting legs 503 are lifted, and the bending groups 5 are placed completely.

And step two, as shown in fig. 1 to 9, adjusting the positions of the fixing frame 601 and the driving bending machine 501 respectively according to the outer diameter of the spiral bin 1, when the driving bending machine 501 is adjusted, making the gap 504 on the driving bending machine 501 located on the marking circle in the horizontal direction, and then adjusting the height-adjusting support leg 503 to support and fix the driving bending machine 501.

The height of the driving bending machine 501 at the initial end is adjusted to enable the horizontal supporting roller 511 to reach the proper initial height, and then the driving bending machine 501 at the rear end is sequentially adjusted and placed.

The fixing frame 601 and the connecting frame 602 are connected and fixed firmly, and the middle part of one side of the fixing frame 601 is provided with a vertical seat 604 in the vertical direction; a sliding seat 605 is connected on the vertical seat 604 in a sliding manner; the bracket 603 is slidably connected to the sliding base 605; the bracket 603 is horizontally arranged; a plurality of fastening adjusting knobs 606 are arranged on the sliding seat 605; a carrier roller 607 is arranged above the right side of the bracket 603 in the horizontal direction; a guide roller 608' is arranged on the left side of the carrier roller 607 in the vertical direction, so that the corresponding fastening adjusting knob 606 is loosened, the height of the sliding seat 605 can be adjusted, and the height of the carrier roller 607 can be freely adjusted; the front and back positions of the guide roller 608 can also be adjusted, the diameter of an inner ring formed between the guide roller 608 and the support roller 607 in the horizontal direction is the outer diameter of the spiral bin 1, a spiral curve is formed between the support rollers 607, the spiral curve is the spiral line of the spiral bin 1, and when the guide roller 608 and the support roller 607 are adjusted to proper positions, the bracket 603 is fixed through tightening the adjusting and tightening knob 606.

And finally, connecting and fixing the fixing frame 601 at the tail end and the driving bending machine 501 at the initial end through the supplementary connecting rod 7.

The whole device is designed, a German Lipu spiral seaming and rolling process is replaced by automatic welding, operations such as bending, buckling and the like on the edge of the steel belt 4 are not needed, secondary processes such as edge bending forming and subsequent pressing are omitted, the cost and the weight of equipment are greatly reduced, the equipment is simple and convenient, and the equipment is simple and convenient to transport, assemble on site and control and operate.

Step three, as shown in fig. 1 to 9, a steel strip 4 coil is placed on the unreeling machine 2, one end of the steel strip 4 is pulled out and placed at an inlet position where the meeting end driving bending machine 501 appears, the driving bending machine 501 at the initial end is started, and a servo motor 506 is fixedly arranged on the input side of the gearbox 505; one end of the output of the gearbox 505 is keyed with a driving gear 507; two active press rolls 508 are arranged on the left side of the gap 504 in the vertical direction; a driven press roll 509 is arranged at the right side of the gap 504 in the middle of the two driving press rolls 508; the tops of the driving compression rollers 508 are all in key connection with driven gears 510; the driving gears 507 are respectively engaged with the driven gears 510 for transmission', so that when the servo motor 506 rotates, the driving gears 507 are driven to rotate together through the gearbox 505, when the driving gears 507 rotate, the driving gears 510 drive to rotate together, the two driven gears 510 rotate in the same direction, so that the two driving press rolls 508 rotate in the same direction, and therefore, the steel strip 4 can be conveyed to the left side under the action of the two driving press rolls 508 and the driven press rolls 509, and the steel strip 4 is positioned above the horizontal supporting roller 511 between the driving press rolls 508 and the driven press rolls 509.

The steel strip 4 is then placed in turn on the rear driven bending machine 501, and then the steel strip 4 is placed on the idler rollers 607 on the inner periphery of the guide rollers 608.

Because the horizontal supporting rollers 511 and the supporting rollers 607 are spirally arranged, and the spiral pitch is equal to the width of the steel strip 4', when the steel strip 4 rotates for one circle, the bottom of the head end of the steel strip 4 just contacts and merges with the top of the steel strip 4 at the bending machine part at the initial end, the steel strip 4 is continuously conveyed forwards under the pushing of the driving bending machine 501 until the joint closing position moves to the welding gun 610 part, and the driving of the bending machine 501 is stopped.

Step four, as shown in fig. 1-9, because' one of the vertical seats 604 is provided with an adjusting seat 609; and a welding gun 610' is fixedly arranged on the adjusting seat 609, and the welding gun 610 is adjusted to a proper upper-lower position and a proper front-back position so that the welding head is aligned with a welding seam.

And starting the driving bending machine 501 again, starting the welding gun 610 at the same time, driving the bending machine 501 to continuously convey the steel strip 4, and simultaneously welding the joint position of the steel strip 4 by the welding gun 610.

In conclusion, the bending conveying starts to be automatically welded in the butt joint mode, so that the silo is in a spiral state, and an automatic rising state is formed under the pushing of continuous work of machinery, so that professional technicians who only use experience to do work in correction, butt joint and welding in the prior art are replaced, and after the working procedure is completed, the spiral winding silo welding process is formed, so that the equipment has an automatic silo lifting function, and the labor and risks of manual silo lifting in the prior art are avoided; the vertical lifting type full-automatic welding device 3 is automatically welded without manual operation, so that the time-saving and labor-saving working efficiency is greatly improved, and the safety factor is higher; the method reduces the expenditure of a large amount of professional technicians, reduces the use and waste of a large amount of auxiliary materials, avoids major safety accidents, ensures that the production is easier, more worry-saving and more labor-saving, greatly reduces the production cost, improves the production efficiency, ensures that the quality is more stable and reliable, and promotes the industry.

A large amount of auxiliary materials are needed before the silo welded in the prior art, the materials are basically used for one time when the mold for manufacturing the silo is welded firstly, the automatic welding mold designed by the invention can be reused, and the requirement on welding the steel strip 4 is low.

During welding, the steel belt 4 is stably conveyed, the welding seam is tightly closed under the action of upper pressure, the welding position is neat and consistent, and the welding quality is high.

The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the invention belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (8)

1. The utility model provides a spiral bin full-automatic welding set which characterized in that: comprises a spiral bin (1), an unreeling machine (2) and a vertical lifting type full-automatic welding device (3); the unreeling machine (2) is arranged on one side of the vertical lifting type full-automatic welding device (3); a steel belt (4) is arranged on the unreeling machine (2); the spiral bin (1) is formed by welding steel strips (4); the vertical lifting type full-automatic welding device (3) comprises a bending group (5), a support group (6) and a supplementary connecting rod (7); the bending group (5) consists of a plurality of driving bending machines (501); the support group (6) consists of a plurality of fixed frames (601), a connecting frame (602) and a bracket (603); the bottom of the driving bending machine (501) is provided with universal wheels (502) and height-adjusting support legs (503).

2. The full-automatic spiral bin welding device according to claim 1, wherein: a gap (504) is arranged above the middle part of the driving bending machine (501); a horizontal supporting roller (511) is arranged on a horizontal square below one side of the gap (504); a gearbox (505) is fixedly arranged on the driving bending machine (501) on one side of the top of the gap (504); a servo motor (506) is fixedly arranged on one input side of the gearbox (505); one end of the output of the gearbox (505) is connected with a driving gear (507); two driving press rolls (508) are arranged on the left side of the gap (504) in the vertical direction; and a driven press roll (509) is arranged at the right side of the gap (504) in the middle of the two driving press rolls (508).

3. The full-automatic spiral bin welding device according to claim 2, wherein: the tops of the driving pressure rollers (508) are all in key connection with driven gears (510); the driving gears (507) are respectively in meshed transmission with the driven gears (510).

4. The full-automatic spiral bin welding device according to claim 1, wherein: the fixed frame (601) and the connecting frame (602) are arranged at intervals; the fixed frame (601) and the connecting frame (602) are spliced and fixed with each other; the fixing frame (601) at the tail end is connected with the driving bending machine (501) at the initial end through a supplementary connecting rod (7).

5. The full-automatic spiral bin welding device according to claim 1, wherein: a vertical seat (604) is arranged in the middle of one side of the fixed frame (601) in the vertical direction; the vertical seat (604) is connected with a sliding seat (605) in a sliding way; the bracket (603) is connected to the sliding seat (605) in a sliding way; the bracket (603) is horizontally arranged; the sliding seat (605) is provided with a plurality of tightening adjusting knobs (606).

6. The full-automatic spiral bin welding device according to claim 2, wherein: a carrier roller (607) is arranged above the right side of the bracket (603) in the horizontal direction; and a guide roller (608) is arranged on the left side of the carrier roller (607) in the vertical direction.

7. The full-automatic spiral bin welding device according to claim 6, wherein: the horizontal supporting rollers (511) and the carrier rollers (607) are spirally arranged, and the spiral pitch is equal to the width of the steel belt (4); an excircle is formed between the driving pressing roller (508) and the guide roller (608) in the horizontal direction, and the diameter of the excircle is equal to that of the spiral bin (1).

8. The full-automatic spiral bin welding device according to claim 5, wherein: one of the vertical seats (604) is provided with an adjusting seat (609); and a welding gun (610) is fixedly arranged on the adjusting seat (609).

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