CN217122243U - Minor diameter collection case turning device - Google Patents

Abstract

The utility model provides a minor diameter collection case turning device, including collection case, clamping device is used for fixing collection case, turning device, be used for general collection case turning and control mechanism are used for control clamping device and turning device, one side of turning device sets up clamping device, the beneficial effects of the utility model are that: through the turning device, the gyro wheel of slide plate below removes the position that reaches the stopper in the guide rail and stops for the slide plate produces the action of moving forward for the platform, and the welding of slide plate top has the cored bearing, and the cored bearing can forward or reverse dead axle rotation realize the turning action, mark the gliding initial position of slide plate and the initial height of platform, and the cored bearing drives the steel sheet rotation, and the collection case that drives the steel sheet top promptly is rotatory, realizes turning, accomplishes the processing at both ends.

Description

Minor diameter collection case turning device

Technical Field

The utility model relates to a boiler manufacturing technical field especially relates to a minor diameter collection case turning device.

Background

In the manufacturing of a boiler, if two ends of a small-diameter header are designed to be of a closed structure, an end cover and the end part of a header body are required to be in butt joint with a circular seam, mechanical welding equipment is generally adopted for automatic welding, when the mechanical welding equipment is adopted, one end of the small-diameter header is fixedly installed on the welding equipment, the small-diameter header is required to be detached from the welding equipment after the end cover and one end of the header body are in butt joint with the circular seam, the header is lifted by a crane to complete a header turning process, the other end of the small-diameter header is fixedly installed on the welding equipment again, the operation of butt joint between the header body at the other end of the header and the end cover is completed, the small-diameter header is detached from the welding equipment again, the header is lifted by the crane, and the welding process of a single header is completed. By adopting the mode, the welding efficiency of the small-diameter header and the end cover is low, and the large-scale investment in a production workshop is not facilitated.

SUMMERY OF THE UTILITY MODEL

Welding inefficiency for overcoming the minor diameter collection case that exists among the prior art and end cover is unfavorable for the large-scale input problems of use in workshop, the utility model provides a minor diameter collection case turning device.

The utility model discloses a small-diameter header turning device, which comprises a header,

a clamping device for fixing the header;

the turn-around device is used for turning around the header;

the control mechanism is an existing controller and is used for controlling the rotation of the clamping device and the movement of the clamping and turning device;

one side of the turning device is provided with a clamping device, the header is placed on the turning device, and one end of the header penetrates through the clamping device.

On this basis, clamping device includes the ring, the ring inboard is provided with two at least jack catchs, passes the back when the collection case and fixes it through the jack catch.

On this basis, the turning device includes liftable electronic base, stopper, guide rail, shifting board, cored bearing, steel sheet and kingpin, liftable electronic base top sets up the platform, set up two at least on the platform the guide rail, the inboard position department in guide rail both ends sets up the stopper, the shifting board bottom sets up the gyro wheel, be equipped with the recess on the gyro wheel, the recess embedding in the guide rail, shifting board top central point department of putting sets up cored bearing, cored bearing top installation the steel sheet drives the rotation of steel sheet through the rotation of cored bearing to realize the turning action of collection case, set up two at least on the steel sheet the kingpin, the structure of kingpin is the same with the bearing structure who elongates, is convenient for placing of collection case.

On this basis, the relative both sides one side that does not set up clamping device of turning device sets up to not welding the region, and the opposite side sets up to welding the region, not welding all sets up in region and the region that has welded and puts the frame, is convenient for distinguish the state of collection case, and quick reset lets next collection case get into the welding fast and prepares the state for processing is ordered.

On the basis, the central axis of the clamping device is collinear with the central axis of the turning device, so that positioning is realized, the header in processing is ensured to be in a horizontal state, and the processing quality is improved.

On the basis, the platform, the sliding plate and the steel plate are all set to be rectangular, and the shape is regular.

On the basis, the cored bearing can rotate around the bearing center in a positive direction or a reverse fixed axis manner, the rotating angle range is 0-360 degrees, the cored bearing can rotate in the positive direction or the reverse direction, the cored bearing can rotate in any direction, and the adjusting range is large.

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

(1) the utility model discloses a minor diameter collection case turning device through adjusting liftable electronic base and clamping device's height for turning device and clamping device's center pin collineation, collection case central axis and clamping device the coincidence of the central axis promptly improve the precision of collection case processing.

(2) The utility model discloses a minor diameter collection case turning device, through the turning device, the gyro wheel of slide plate below removes the position to the stopper in the guide rail and stops, make the slide plate produce the action of moving forward for the platform, the welding of slide plate top has the belt core bearing, but the belt core bearing forward or reverse dead axle rotation realizes the turning action, mark the gliding initial position of slide plate and the initial height of platform, the belt core bearing drives the steel sheet rotation, it is rotatory to drive the collection case of steel sheet top promptly, realize the turning, accomplish the processing at both ends, the project organization of turning device is simple and direct, low in manufacturing cost, the simple operation, the collection case production efficiency has been improved, the collection case manufacturing cycle has been reduced, be convenient for the workshop to drop into and use on a large scale.

(3) The utility model discloses a minor diameter collection case turning device distinguishes in turning device both sides and does not weld the region and weld the region, places respectively and puts the frame, realizes resetting fast after the welding of a collection case is accomplished, lets next collection case get into the welding preparation state fast, can improve the welding efficiency of minor diameter collection case both ends concatenation circumferential weld.

Drawings

FIG. 1 is a schematic view of an initial arrangement of headers;

FIG. 2 is a schematic view of the structure of the initial arrangement of the header in the direction A;

FIG. 3 is a schematic view of the structure of the initial arrangement of the header in the direction B;

fig. 4 is a top view of the turning device of the present invention;

fig. 5 is a side view of the turning device of the present invention;

fig. 6 is a schematic view of the minimum distance H1 between the liftable electric base and the ground in the U-turn device of the present invention;

fig. 7 is a schematic view of the maximum distance H1' between the liftable electric base and the ground in the U-turn device of the present invention;

fig. 8 is a schematic view of the structure of the moving direction of the turning device of the present invention;

fig. 9 is a schematic view of the structure of the turning device of the present invention in the rotating direction;

FIG. 10 is a schematic structural view of the u-turn device of the present invention in an inoperative state;

fig. 11 is a schematic structural view of the working state of the turning device of the present invention;

fig. 12 is a schematic view of the structure of the turning device of the present invention in the direction C;

figure 13 is a schematic view of the structure of the turning device D of the present invention,

fig. 14 is a schematic structural view of a turning device E of the present invention;

fig. 15 is a schematic structural view of the lifting platform of the present invention H2;

fig. 16 is a schematic structural view of the lifting platform of the present invention H2';

FIG. 17 is a structural diagram of the forward and backward movement distance of the header of the present invention;

fig. 18 is a schematic view of the structure of the initial position of the header of the present invention;

fig. 19 is a structural schematic diagram of the position of the header rotating 90 degrees clockwise according to the present invention;

fig. 20 is a schematic structural view of the header of the present invention rotating 180 ° clockwise.

In the figure: 1. the device comprises a clamping device, 1-1 parts of a circular ring, 1-2 clamping jaws, 2 parts of a turning device, 2-1 parts of a lifting electric base, 2-2 parts of a limiting block, 2-3 parts of a guide rail, 2-4 parts of a sliding plate, 2-5 parts of a cored bearing, 2-6 parts of a steel plate, 2-7 parts of a roller pin, 2-8 parts of a platform, 3 parts of a placing frame, 4 parts of a V-shaped support, 5 parts of a control mechanism, 6 parts of a collecting box.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model discloses a minor diameter collection case turning device, when welding the minor diameter collection case 6 that the bore scope is 100 ~ 230mm, both ends all need to weld, refer to figure 1, figure 2, figure 3, among the prior art, adopt V type support 4 usually during the welding, place collection case 6 level, the other end is fixed through clamping device 1 and is welded, collection case 6 need be followed welding equipment and is pulled down after one end butt ring seam welding is accomplished, hoist the collection case through the driving, accomplish collection case turning process, later install the fixed collection case 6 other end again on welding equipment, accomplish collection case 6 other end body and end cover butt ring seam welding operation, collection case 6 is pulled down from welding equipment once more, through the driving hoist, accomplish single welding process, machining efficiency is low, the operation is complicated.

As the utility model discloses a preferred embodiment, in this embodiment, refer to fig. 10, put frame 3 and set up respectively in the 2 left and right sides of turning round device, the left side is not welding the region, the right side position is the region that has welded, put frame 3 and establish to the welded structure form, it establishes to the three-dimensional rectangle shape in space to put frame 3, can use channel-section steel or square steel pipe, length cuts as required, it is fixed to connect through welding mode, put frame 3 on the circular seam all unwelded collection case 6 of circular seam between end cover and the collection case body puts the left side position, distinguish unwelded region and welded region in turning round device 2 both sides, place respectively and put frame 3, realize resetting fast after the completion of the welding of a collection case 6, let next collection case 6 get into the welding preparation state fast, can improve the welding efficiency of minor diameter collection case both ends concatenation circular seam.

As a preferred embodiment of the present invention, in this embodiment, since both ends need to be welded, after welding one end, the header 6 is turned around by rotating 180 ° through the turning device 2, and the other end is welded, referring to fig. 4 and 5, the turning device 2 includes a liftable electric base 2-1, a limiting block 2-2, a guide rail 2-3, a sliding plate 2-4, a cored bearing 2-5, a steel plate 2-6, and a needle roller 2-7, a platform 2-8 is disposed above the liftable electric base 2-1, referring to fig. 6 and 7, the minimum distance between the platform 2-8 and the ground is set as H1, the maximum distance between the platform 2-8 and the ground is set as H1 ', and the lifting range of the liftable electric base 2-1 is determined by the difference between H1' and H1, in this embodiment, h1' is 1300mm, H1 is 300mm, therefore the lifting range of the lifting electric base 2-1 is 0-1000 mm, two guide rails 2-3 are arranged on the platform 2-8, four limit blocks 2-2 are arranged at the inner sides of the two ends of the guide rails 2-3, the limit blocks 2-2 are welded on the platform 2-8, rollers are respectively arranged at the four corners of the bottom of the sliding plate 2-4, each roller is provided with a groove, the grooves are embedded into the guide rails 2-3 to determine the positions of the sliding plate 2-4 and the guide rails 2-3, referring to figure 8, the rollers are in rolling contact with the guide rails 2-3, a cored bearing 2-5 is arranged at the center position above the sliding plate 2-4, a steel plate 2-6 is arranged above the cored bearing 2-5, referring to figure 9, the cored bearing 2-5 can realize forward or reverse fixed axis rotation in the vertical direction around the center of the bearing, thereby driving the steel plates 2-6 to rotate, the four roller pins 2-7 are arranged on the steel plates 2-6, and the header 6 can be arranged between the opposite roller pins 2-7. Referring to fig. 8, the roller moves back and forth in the guide rail 2-3, so that the sliding plate 2-4 can move back and forth in the direction of the guide rail 2-3, the sliding plate 2-4 moves to the middle of the platform 2-8, the sliding distance of the sliding plate 2-4 is limited by the limiting blocks 2-2 at the two ends, the moving distance of the sliding plate 2-4 is set to be L1, and the platform 2-8, the sliding plate 2-4 and the steel plate 2-6 are all set to be rectangular and regular in shape.

In actual operation, referring to fig. 10, the placement position of the turning device 2 is adjusted so that the central axis of the clamping device 1 is on the same section as the central axis of the steel plates 2-6 in the turning device 2, the header 6 is placed on the unwelded area placement frame 3, referring to fig. 11, one header 6 closest to the turning device 2 is manually rotated to the right, placed in place between the needle rollers 2-7 in the turning device 2, the current placement position of the header 6 is marked and set as an initial position, referring to fig. 12, the initial height between the central axis of the header 6 and the ground is set as H2, in this embodiment, the numerical range of H2: 500-550 mm, within the height lifting range of the platform 2-8, referring to fig. 13, 14, 15 and 17, the header 6 is pushed forward, so that the sliding plate 2-4 moves forward relative to the platform 2-8, the sliding plate 2-4 stops when moving to the position of the limit blocks 2-2 at the two ends of the lifting electric base 2-1, so that one end of the header 6 extends into the clamping device 1, 3 claws 1-2 are arranged on the inner side of the ring 1-1 of the clamping device 1, automatic clamping action is realized at one end of the header 6, the clamping device 1 is lifted or lowered through the control mechanism 5, the central axis of the header 6 is adjusted to be at the same height as the horizontal axis, the control mechanism 5 adopts the existing control device, and repeated description is omitted, at this time, the header 6 is put in place between the roller pins 2-7 and the clamping device 1, the horizontal state can be kept, the V-shaped support 4 is replaced by the U-turn device 2, the U-turn device 2 can enable the header tank 6 to be kept in balance during processing, the control mechanism 5 controls the circular ring 1-1 to rotate at a constant speed, butt girth welding operation is completed by matching with a welding gun head, the forward moving distance of the header tank 6 is measured, the distance is set to be L2, L2 is less than L1, after the welding operation is completed, the power supply of welding equipment is turned off through the control mechanism 5, and welding on one side is completed.

Loosening 3 claws 1-2 in the clamping device 1, pulling the header 6 backwards to enable the header 6 to return to the initial position, referring to fig. 16, realizing the ascending action of the liftable electric base 2-1 through the control mechanism 5, confirming the height between the central axis of the header 6 and the ground after the ascending, and setting the height to be H2 'and H2' numerical ranges: 850-900 mm, within the height lifting range of the platform in the lifting electric base 2-1, the header 6 is rotated clockwise or anticlockwise, referring to fig. 18, 19 and 20, the cored bearing 2-5 can realize forward or reverse fixed-axis rotation in the vertical direction around the center of the bearing, and clockwise rotation is selected in the embodiment, so that the steel plate 2-6 is driven to rotate, the fixed-axis rotation 180 degrees in the vertical direction relative to the centers of the sliding plate 2-4 and the platform 2-8 is realized, and the turning motion of the header 6 is realized.

The control mechanism 5 is used for realizing the descending action of the liftable electric base 2-1, so that the header 6 returns to the position of the initial height H2, the processing precision of the header is improved by the design of the initial position and the initial height, the following actions are repeated, the header 6 is pushed forwards, the sliding plate 2-4 moves forwards relative to the platform 2-8, so that one end of the header 6 extends into the clamping device 1, the claw 1-2 realizes automatic clamping action on one end of the header 6, the clamping device 1 is lifted or lowered by the control mechanism 5, the central axis of the calibration and adjustment header 6 is at the same level, the control mechanism 5 controls the circular ring 1-1 to rotate at a constant speed, the butt girth welding operation is completed by matching with the welding gun head, the forward moving distance of the header 6 is measured and is set to be L2, L2 is less than L1, and after the welding operation is completed, the power supply of the welding equipment is turned off by the control mechanism 5.

And (3) loosening the 3 clamping jaws 1-2 in the clamping device 1, pulling the header 6 backwards to enable the header 6 to return to the initial position, completing the splicing girth welding operation of the end cover and the header body at the other end position, and rotating the header 6 rightwards to enable the header 6 to enter the V-shaped support 3 of the welded area at the right side.

The process is repeated to complete the batch welding of the header 6, so that the production efficiency of the header is improved, and the manufacturing period of the header is shortened.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounting," "disposing," "connecting," "fixing," "screwing," "padding," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (7)

1. The utility model provides a minor diameter collection case turning device which characterized in that: comprises a collecting box (6),

-a clamping device (1) for fixing the header (6);

a turning device (2) for turning the header (6);

and a control mechanism (5) for controlling the clamping device (1) and the turning device (2);

one side of the turning device (2) is provided with a clamping device (1), the header (6) is placed on the turning device (2) and one end of the header penetrates through the clamping device (1).

2. The small diameter header turn around device of claim 1, wherein: the clamping device (1) comprises a circular ring (1-1), and at least two clamping jaws (1-2) are arranged on the inner side of the circular ring (1-1).

3. The small diameter header turn around device of claim 1, wherein: the turning device (2) comprises a liftable electric base (2-1), a limiting block (2-2), guide rails (2-3), a sliding plate (2-4), cored bearings (2-5), steel plates (2-6) and roller pins (2-7), wherein a platform (2-8) is arranged above the liftable electric base (2-1), at least two guide rails (2-3) are arranged on the platform (2-8), the limiting block (2-2) is arranged at the inner side positions of two ends of each guide rail (2-3), rollers are arranged at the bottom of each sliding plate (2-4), grooves are arranged on the rollers and embedded into the guide rails (2-3), the cored bearings (2-5) are arranged at the central positions above the sliding plates (2-4), the steel plate (2-6) is arranged above the cored bearing (2-5), and at least two rolling needles (2-7) are arranged on the steel plate (2-6).

4. The small diameter header turn around device of claim 3, wherein: one side of the two opposite sides of the U-turn device (2) which are not provided with the clamping device (1) is set to be an unwelded area, the other side of the U-turn device is set to be a welded area, and placing frames (3) are arranged in the unwelded area and the welded area.

5. The small diameter header turn around device of claim 3, wherein: the central axis of the clamping device (1) is collinear with the central line of the turning device (2).

6. The small diameter header turn around device of claim 3, wherein: the platforms (2-8), the sliding plates (2-4) and the steel plates (2-6) are all set to be rectangular.

7. The small diameter header turn around device of claim 3, wherein: the belt core bearing (2-5) can be fixed in the positive direction or the reverse direction around the bearing center.

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