CN211803605U

CN211803605U - Special-shaped ring and processing equipment thereof

Info

Publication number: CN211803605U
Application number: CN201921927885.4U
Authority: CN
Inventors: 高树成; 黄亚连; 李�杰
Original assignee: Tianjin Yuan Tai De Run Pipe Group Co ltd
Current assignee: Tianjin Yuan Tai De Run Pipe Group Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-10-30
Anticipated expiration: 2029-11-07

Abstract

The utility model provides a dysmorphism ring and processing equipment thereof belongs to section bar processing field, a plurality of segmental arcs that become including the concatenation, the segmental arc is the hollow tube structure, the section of segmental arc is longitudinal symmetry structure, the upper end of segmental arc includes first vertical face, the vertical face of second and horizontal stationary plane, be equipped with first fixed inclined plane between first vertical face and the horizontal stationary plane, be equipped with the fixed inclined plane of second between vertical face of second and the horizontal stationary plane, the section figure to the segmental arc, the outer lane department of bending is equipped with a plurality of section off-plate R angles that the transition was used, the inner circle department of bending is equipped with the interior R angle in the cross-section that a plurality of transitions were used, the dysmorphism ring is established on the horizontal central straight line of first vertical face for hollow tube structure and welding seam by the panel welding. The utility model discloses be the plane with the area of contact of other parts, make things convenient for welding and fixed, simplify the equipment process, promoted joint strength moreover, adopt the processing equipment that corresponds, simplify the course of working of dysmorphism ring, reduce the processing cost of dysmorphism ring.

Description

Special-shaped ring and processing equipment thereof

Technical Field

The utility model belongs to the section bar processing field relates to ferris wheel or large-scale solid fixed ring structure, especially relates to the solid fixed ring's of circular structure main part, a dysmorphism ring structure and the equipment of processing this dysmorphism ring structure.

Background

The ferris wheel is a large-scale runner-like mechanical building facility, hang on the wheel edge and be for passenger's cockpit (Gondola) taking on the ground, the passenger sits on ferris wheel and slowly turns up, can overlook the view all around from the eminence, the most common ferris wheel appears in amusement park (or theme park) and garden meeting generally, as a kind of playground maneuver game, it is called "three treasures in paradise" to be united with campsis flyer, rotatory wooden horse, but ferris wheel also often exists alone in other occasions, usually use as the moving view platform.

The ferris wheel rim steel structure is processed and assembled in a segmented mode in a factory, the rim is assembled into a whole after being transported to the site, then a rigid truss support or a flexible steel cable system inside the rim is connected, finally the steel cable system is integrally hoisted in place, the steel pipe truss of the rim is processed and completed in the factory and transported to the site to be assembled into a whole, then a steel cable inside the rim is installed and tensioned, prestress is introduced, and finally the wheel disc structure and a support tower structure form an integral structure and then the wheel disc structure and the support tower structure are hoisted.

The rim steel construction of ferris wheel is connected and is fixed with other parts because a plurality of positions of cooperation, and as the carrier of doing the outer lane, intensity is high, and is vital, because ferris wheel is circular, consider the problem of preparation and assembly, adopt the structure of hollow pipe more, but hollow pipe structure and other parts are at the welded in-process, because the basal plane is the arcwall face a lot, area of contact is limited, or need formulate special shape's complex part with it, cause the cost to be higher or welding process cost promotes, and because area of contact restriction, guarantee intensity needs very high technology, and intensity is the assurance of security again, as manned equipment, the security is vital, consequently, have strict requirement and restriction to intensity and technology.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide dysmorphism ring sum processing equipment, be the plane with the area of contact of other parts, make things convenient for welding and fixed, simplify the assembly process, promoted joint strength moreover, adopt the processing equipment that corresponds, simplify the course of working of dysmorphism ring, reduce the processing cost of dysmorphism ring.

In order to solve the technical problem, the utility model discloses a technical scheme is: the special-shaped ring and the processing equipment thereof comprise a plurality of arc sections which are spliced into a ring shape, wherein the arc sections are hollow tube structures, the sections of the arc sections are in vertical symmetry structures, the upper ends of the arc sections comprise a first vertical surface, a second vertical surface and a horizontal fixing surface, a first fixed inclined plane is arranged between the first vertical surface and the horizontal fixing surface, and a second fixed inclined plane is arranged between the second vertical surface and the horizontal fixing surface;

aiming at the section pattern of the arc-shaped section, a plurality of outer section external R angles for transition are arranged at the bending position of the outer ring, and a plurality of inner section internal R angles for transition are arranged at the bending position of the inner ring;

the special-shaped ring is welded into a hollow pipe structure by plates, a welding line is arranged on the horizontal central straight line of the first vertical surface, and the welding line adopts a split welding structure.

Furthermore, the slope of the first fixed inclined plane relative to the horizontal plane is smaller than the slope of the second fixed inclined plane relative to the horizontal plane, the first vertical plane is the outer side, the second vertical plane is the inner side, the first fixed inclined plane is connected with the side lacing wire, and the second fixed inclined plane is connected with the surface lacing wire.

Furthermore, the tolerance of the side length of the section of the arc-shaped section is not more than 1% of the side length of the section, the radius of an R angle outside the section is not more than +/-2 mm, the radius of an inner R angle is not more than +/-2 mm, and the section of the arc-shaped section is formed by multi-channel press forming and medium-frequency hot bending forming of the radius of a special-shaped ring.

Furthermore, the end face bending tolerance does not exceed 0.2 percent of the length of the pipe, the radial radius tolerance does not exceed +/-10 mm, the torsion value tolerance does not exceed 2/1000 of the length of the pipe, the side concavity and convexity are not more than 0.6/1000 of the length of the section side, and the thickness tolerance of the plate for the special-shaped ring does not exceed +/-0.3 mm.

Machining equipment of dysmorphism ring, including the pay-off subassembly that the assembly line set up, push away system subassembly, section shaping subassembly, radian shaping subassembly and unloading subassembly, section shaping subassembly includes four forming rolls, and four forming rolls become the four corners setting, and form with the shaping chamber that the dysmorphism encircles the appearance unanimity, the forming roll rotates along its self axis.

Further, the forming roller sets firmly on the horizontal axis, the horizontal axis is located the both ends of forming roller axis are rotated through four rows of cylindrical roller bearings respectively and are connected with the bearing frame, and the bearing frame is fixed with fixing device, the bearing frame is kept away from the one end of forming roller is equipped with the fixing base, the one end that the forming roller was kept away from to the fixing base has set firmly the speed reducer, the output of speed reducer with horizontal axis fixed connection, the input and the hydraulic motor fixed connection of speed reducer.

Furthermore, one end of the horizontal shaft, which is far away from the hydraulic motor, is provided with a hanging ring, the forming roller is fixedly connected with the horizontal shaft through a key structure, and the speed reducer is a planetary speed reducer.

Further, the overall hardness of the forming roller is HRC 58-62, the surface roughness of a forming cavity formed by the forming roller is 1.6, and the diameter tolerance of the forming roller is +/-0.05.

Compared with the prior art, the utility model has the advantages and positive effect as follows.

1. The utility model discloses special-shaped ring adopts symmetrical structure, and the atress is balanced stable, and every section junction of special-shaped ring sets up a plurality of cross section outer R angles and cross section inner R angle, avoids stress concentration, prolongs the life of part, adopts the cut-open welding structure at the butt joint department that forms the loop configuration, increases welding area, promotes welding strength, and the cooperation of this special-shaped ring structure and other parts is surface contact, conveniently connects and fixes, and the connection is more firm and stable moreover, is more suitable for large-scale annular equipment, big equipment such as ferris wheel;

2. in the manufacturing process, a plurality of parameters are set, so that the processing precision and strength of the arc-shaped section are ensured, the safety after actual installation is ensured, the section of the arc-shaped section is formed by multi-pass press forming, the medium-frequency hot bending forming of the radius of the special-shaped ring is carried out, cracks, base metal damage and obvious indentations cannot occur at any part of the pipe, the strength and precision are ensured, and the quality is improved;

3. the assembly line of the former of dysmorphism ring, adopt this company to use and apply for the production line of the round pipe processing for square pipe always, the difference is that the shape that a plurality of forming rollers are constituteed is different with before, form for square pipe before, this is multilateral dysmorphism ring structure, realize through the relative position who sets up the forming roller, then the radian of bending is being handled to the dysmorphism ring after the shaping, except that the shaping is different, other all are known technique, greatly reduced the cost of research and development and preparation, the commonality of setting has been promoted, and the forming roller becomes the subassembly setting, can directly replace conventional square pipe shaping part during in-service use, further reduce the input cost of equipment.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a top view of the special-shaped ring of the present invention;

fig. 2 is a cross-sectional view a-a of fig. 1 in accordance with the present invention;

fig. 3 is a diagram of the practical use state of the special-shaped ring of the present invention;

FIG. 4 is a flow chart of the processing equipment of the special-shaped ring of the present invention;

FIG. 5 is a cross-sectional view of the forming roll of the present invention engaged with the profiled ring;

fig. 6 is an assembly view of the forming roll and the related parts of the present invention after being engaged.

Reference numerals:

10. a profiled ring; 1. a first vertical face; 2. a second vertical face; 3. a horizontal fixed surface; 4. a first fixed ramp; 5. A second fixed ramp; 6. an outer R-angle of cross-section; 7. an R angle in cross section; 81. a forming roller; 82. a horizontal axis; 821. a hoisting ring; 83. a cylindrical roller bearing; 84. a bearing seat; 85. a speed reducer; 86. a hydraulic motor; 87. a fixed seat; 20. stretching the surface of the steel wire; 30. and (5) diagonal draw bars.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being 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. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1 to 6, the utility model discloses a special-shaped ring, including splicing annular a plurality of segmental arcs, the segmental arc is hollow tube structure, the section of segmental arc is the symmetry structure from top to bottom, the upper end of segmental arc includes first vertical face 1, second vertical face 2 and horizontal stationary plane 3, be equipped with first fixed inclined plane 4 between first vertical face 1 and the horizontal stationary plane 3, be equipped with second fixed inclined plane 5 between second vertical face 2 and the horizontal stationary plane 3, adopt symmetrical structure at first, the atress is balanced stable;

aiming at the section pattern of the arc-shaped section, a plurality of outer section outer R angles 6 for transition are arranged at the bending position of the outer ring, and a plurality of inner section inner R angles 7 for transition are arranged at the bending position of the inner ring, so that stress concentration is avoided, and the service life of the part is prolonged;

the special-shaped ring 10 is welded by plates to be in a hollow pipe structure, a welding seam is arranged on the horizontal central straight line of the first vertical surface 1, a slit welding structure is adopted for the welding seam, a 60-degree structure is adopted for the angle of slit welding, the depth of the slit welding is more than 3/5 of the thickness of the plates, the optimum welding depth is 4/5, the welding area is ensured, and the strength after welding is improved.

Preferably, the slope of the first fixed inclined plane 4 relative to the horizontal plane is smaller than the slope of the second fixed inclined plane 5 relative to the horizontal plane, the first vertical plane 1 is the outer side, the second vertical plane 2 is the inner side, the first fixed inclined plane 4 is connected with the side lacing wire, the second fixed inclined plane 5 is connected with the surface lacing wire 20, a planar structure is adopted for welding and fixing, the contact area is enlarged, the welding firmness is increased, the strength and the stability of the whole structure are improved, more preferably, the corresponding arc angle of each arc section is 11.5-13.5 degrees, the corresponding angle is too large, arc bending is not easy to manufacture, the forming precision is reduced, the corresponding angle is too small, in the structure assembled by an actual welding machine, the assembling process and the assembling difficulty are increased, too many sections are connected in a sheet mode, the integral strength is influenced, on the premise that the precision and the strength are ensured, the subsection intervals are reasonably set, and the structure is suitable for arc welding structures with the radius of more, the strength is high.

Preferably, the tolerance of the side length of the section of the arc-shaped section is not more than 1% of the side length of the section, the radius of an outer R angle 6 of the section is not more than +/-2 mm, the radius of an inner R angle is not more than +/-2 mm, the section of the arc-shaped section is formed by multi-pass press forming, the special-shaped ring 10 is formed by medium-frequency hot bending with the radius, cracks, base material damage and obvious indentations cannot occur at any part of the pipe, the strength and the precision are ensured, and.

Preferably, the end face bending tolerance does not exceed 0.2% of the length of the pipe, the radial radius tolerance does not exceed +/-10 mm, the torsion value tolerance does not exceed 2/1000 of the length of the pipe, the degree of concavity and convexity of the side is not more than 0.6/1000 of the length of the section side, the thickness tolerance of the plate material used for the special-shaped ring 10 does not exceed +/-0.3 mm, the parameters are set, the strength and the precision of the special-shaped ring 10 can be ensured, therefore, the special-shaped ring 10 is formed by splicing a plurality of arc-shaped sections and is used for ultra-large equipment, the precision and the strength are crucial, the safety is directly influenced, the difference of any one parameter must be within the tolerance.

The equipment for processing the special-shaped ring 10 comprises a feeding component arranged on a flow line, a pushing component, a section forming component, a radian forming component and a blanking component, wherein the section forming component comprises four forming rollers 81, the four forming rollers 81 are arranged in four corners and form a forming cavity consistent with the appearance of the special-shaped ring, the forming rollers 81 rotate along the self axis, the feeding component, the pushing component, the radian forming component and the blanking component are all provided with the existing equipment of the company, related patents are applied before, the feeding component can refer to the following two patents, a conveying device for a rectangular pipe production line ' CN201720313774.9 conveying device for a rectangular pipe production line ' and a plate buffering conveying device for an X rectangular pipe production line '; the pushed assembly refers to the following patents, "CN 201720351945.7 a rectangular steel tube clamping device", and the pushed assembly refers to a cooling device, and refers to the following patents, "CN 201720316264.7 welding cooling water circulation supply device for rectangular tube production line", and in the pushed process, the cross-section shape of the special-shaped ring 10 is formed after passing through the cross-section forming assembly, and the formed special-shaped ring 10 forms a certain radian after passing through the radian forming assembly, and refers to the patents "CN 201310148530.6 a heat pipe bending method and a heat pipe bending manufacturing device" and "CN 201210436582.9 a plate tube bending machine", and after forming, the blanking assembly refers to the patents of this company, "cn201720313684. x rectangular steel tube formed automatic conveying device" and "CN 201720353033.3 a rectangular tube formed conveying and receiving device", and after conveying, cutting and packing can be performed, and refer to the following patents, "CN 201720351504.7 a formed steel tube cutting platform device for steel tube extrusion forming production line" "rectangular pipe cutting device behind CN201720312658.5 shaping", "CN 201720312664.0 rectangle steel pipe automatic packing device", realized the automation line setting of dysmorphism ring 10 production facility, promoted the efficiency and the precision of production.

Preferably, the forming roller 81 is fixedly arranged on the horizontal shaft 82, two ends of the horizontal shaft 82, which are located on the axis of the forming roller, are rotatably connected with bearing seats 84 through four rows of cylindrical roller bearings 83, the bearing seats 84 are fixed with a fixing device, a fixing seat 87 is arranged at one end of the bearing seats 84, which is far away from the forming roller 81, a speed reducer 85 is fixedly arranged at one end of the fixing seat 87, which is far away from the forming roller 81, the output end of the speed reducer 85 is fixedly connected with the horizontal shaft 82, and the input end of the planetary speed reducer 85 is.

Preferably, the end of horizontal axis 82 far away from hydraulic motor 86 is equipped with rings 821, forming roll 81, horizontal axis 82 and relevant part are set up in groups, then be connected with fixing device, because forming roll 81's length is about 1 meter, the diameter is also great, the fashioned specification and hardness need be guaranteed, in addition relevant part, the weight of whole horizontal axis 82 and relevant part is great, after setting up rings 821, be favorable to whole group's structure hoist and mount and transportation, forming roll 81 passes through key structure fixed connection with horizontal axis 82, the length of key is close to the length setting of forming roll 81, speed reducer 85 is planetary reducer 85, planetary reducer 85 is the direct transmission structure, planetary reducer 85 can promote the moment of torsion, increase the stability of this structure.

Preferably, the whole hardness of the forming roller 81 is HRC 58-62, the outer surface of the forming roller 81 can be provided with a nitriding layer, the hardness of the outer surface of the forming roller 81 is improved, the steel can be guided and pressed after the hardness is ensured, extrusion deformation according to a preset shape is realized, if the hardness of the forming roller 81 is too low, the service life of the forming roller 81 is too short, the forming precision of the special-shaped ring 10 cannot be ensured, the surface roughness of a forming cavity formed by the forming roller 81 is 1.6, the diameter tolerance of the forming roller 81 is +/-0.05, the size precision and the surface roughness of the forming roller 81 are set, the precision of the forming roller 81 is ensured, the precision of the special-shaped ring 10 is further ensured, and the qualification rate of products is improved.

The specific embodiment is as follows: the corresponding circular arc angle of every segmental arc is 12.86 degrees, and plate thickness is 75mm, and the diameter of segmental arc is 54900mm, and the length of first vertical face 1 is 212mm, and the length of the vertical face 2 of second is 350mm, the horizontal distance of first vertical face 1 and the vertical face 2 of second is 980mm, and the distance of upper and lower horizontal stationary plane 3 is 640mm, and the length of horizontal stationary plane 3 is 350mm, and the one end that horizontal stationary plane 3 is close to first vertical face 1 is 237mm apart from the distance of first vertical face 1, and the transition fillet of first vertical face 1 and first fixed inclined plane 4 is R70, and first fixed inclined plane 4 is R150 with the transition fillet of horizontal stationary plane 3, and the transition fillet of horizontal stationary plane 3 and second fixed inclined plane 5 is R100, and the transition fillet of second fixed inclined plane 5 and the vertical face 2 is R70.

In the actual working process, before the special-shaped ring 10 is processed, a round pipe is processed into a square pipe structure, when the special-shaped ring 10 is extruded into the special-shaped ring 10 structure by a round pipe extrusion forming device in the patent of' CN201720312599.1, a square pipe sequentially passes through a feeding assembly, a pushing assembly, a section forming assembly, an arc forming assembly and a blanking assembly, when the square pipe passes through the section forming assembly, the forming of the special-shaped ring 10 is realized under the limitation of a forming cavity, under the pressure action of strength and under the limitation of the size of a space, the square pipe can be continuously pushed only after being deformed into the structure of the special-shaped ring 10, the formed arc is formed, blanking and packaging are carried out, in the practical process, a plurality of arc sections form an arc after in-site butt welding, and are welded and fixed with a plurality of side pull ribs and surface pull ribs 20 to form a ferris wheel or an outer hub of a large-size circular device, in a structure, can have a plurality of dysmorphism rings 10 to form complete skeleton texture, this dysmorphism ring 10 structure, intensity is high, and the welding is stable, can become the modularization production of sectional moreover, has reduced the processing cost, has also promoted on-the-spot welding efficiency.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Dysmorphism ring, its characterized in that: the device comprises a plurality of arc-shaped sections which are spliced into a ring, wherein each arc-shaped section is of a hollow tube structure, the section of each arc-shaped section is of an up-and-down symmetrical structure, the upper end of each arc-shaped section comprises a first vertical surface, a second vertical surface and a horizontal fixing surface, a first fixing inclined plane is arranged between the first vertical surface and the horizontal fixing surface, and a second fixing inclined plane is arranged between the second vertical surface and the horizontal fixing surface;

2. The profiled ring of claim 1, wherein: the slope of the first fixed inclined plane relative to the horizontal plane is smaller than the slope of the second fixed inclined plane relative to the horizontal plane, the first vertical plane is the outer side, the second vertical plane is the inner side, the first fixed inclined plane is connected with the side lacing wire, and the second fixed inclined plane is connected with the surface lacing wire.

3. The profiled ring of claim 1, wherein: the tolerance of the side length of the section of the arc-shaped section is not more than 1% of the side length of the section, the radius of an R angle outside the section is not more than +/-2 mm, the radius of an inner R angle is not more than +/-2 mm, the section of the arc-shaped section is formed by multi-channel compression molding, and the radius of a special-shaped ring is formed by medium-frequency hot bending.

4. The profiled ring of claim 1, wherein: the end face bending tolerance does not exceed 0.2 percent of the length of the pipe, the radial radius tolerance does not exceed +/-10 mm, the torsion value tolerance does not exceed 2/1000 of the length of the pipe, the side concavity and convexity are not greater than 0.6/1000 of the length of the section side, and the thickness tolerance of the plate for the special-shaped ring does not exceed +/-0.3 mm.

5. The processing equipment of dysmorphism ring, its characterized in that: the pay-off subassembly that the assembly line set up, push away system subassembly, section shaping subassembly, radian shaping subassembly and unloading subassembly, section shaping subassembly includes four forming rolls, and four shaping rolls become the four corners setting, and form with the shaping chamber that the dysmorphism encircles the appearance is unanimous, the forming roll rotates along its self axis.

6. Machining equipment for profiled rings according to claim 5, characterized in that: the forming roller is fixedly arranged on a horizontal shaft, the horizontal shaft is located at two ends of the axis of the forming roller and is rotatably connected with a bearing seat through four rows of cylindrical roller bearings respectively, the bearing seat is fixed with a fixing device, one end, far away from the forming roller, of the bearing seat is provided with a fixing seat, one end, far away from the forming roller, of the fixing seat is fixedly provided with a speed reducer, the output end of the speed reducer is fixedly connected with the horizontal shaft, and the input end of the speed reducer is fixedly connected with a hydraulic motor.

7. The apparatus for machining a profiled ring as claimed in claim 6, characterized in that: one end of the horizontal shaft, which is far away from the hydraulic motor, is provided with a hanging ring, the forming roller is fixedly connected with the horizontal shaft through a key structure, and the speed reducer is a planetary speed reducer.

8. The apparatus for machining a profiled ring as claimed in claim 6, characterized in that: the integral hardness of the forming roller is HRC 58-62, the surface roughness of a forming cavity formed by the forming roller is 1.6, and the diameter tolerance of the forming roller is +/-0.05.