CN217701194U

CN217701194U - Large-scale hydraulic forging press crossbeam components of a whole that can function independently structure

Info

Publication number: CN217701194U
Application number: CN202221473450.9U
Authority: CN
Inventors: 胡立水; 曾辉
Original assignee: Zhejiang Ouqian Heavy Industry Machinery Co ltd
Current assignee: Zhejiang Ouqian Heavy Industry Machinery Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-11-01
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses a large-scale hydraulic forging press crossbeam components of a whole that can function independently structure, including entablature upper portion and entablature lower part, entablature upper portion and entablature lower part all have and assemble the rectangular frame that the welding formed by four risers head and the tail, interval welding is provided with and corresponds a plurality of first backup pads that the riser is parallel between four risers, entablature upper portion is still including welding in the roof at top, the entablature lower part is still including welding in the bottom plate of the intermediate junction flat board and the bottom at its top, the bottom in the four riser outsides on entablature upper portion all is equipped with the welding groove, it is as an organic whole with the dull and stereotyped welding of intermediate junction to weld four riser bottoms on entablature upper portion with upper portion along the welding groove behind entablature upper portion and the combination of entablature lower part, still lead the setting element of mutual position including being used for entablature upper portion and the combination of entablature lower part.

Description

Large-scale hydraulic forging press crossbeam components of a whole that can function independently structure

Technical Field

The utility model relates to a hydraulic press accessory field specifically is large-scale hydraulic forging press crossbeam components of a whole that can function independently structure.

Background

Hydraulic presses are commonly used in pressing and press forming processes, such as: the structural types of the hydraulic press include a column type and a frame type, and the column type is generally used for small-tonnage hydraulic presses.

The frame body of the large hydraulic machine is generally of a frame structure, namely the frame body is composed of an upper cross beam, a base arranged on a concrete foundation and two longitudinal beams which connect the base and the upper cross beam into a whole, the four components are generally assembled after being machined by a steel casting blank, on one hand, when the rated pressure of the hydraulic machine is large, such as reaching ten thousand tons and above, the weight of a single piece of the upper cross beam of the ten thousand ton hydraulic machine exceeds 500 tons to ensure the strength, and if the integral type hydraulic machine is adopted, the processing and the transportation are difficult; on the other hand, the casting of the ultra-large casting is also difficult, the casting defects are more, and the transferring and conveying cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale hydraulic forging press crossbeam components of a whole that can function independently structure to solve the current ten thousand tons of grades of hydraulic press upper and lower crossbeam singles weight that provide in the above-mentioned background art and adopt monolithic structure, there are casting defect hidden danger and processing transportation all more difficult, the higher problem of cost of transportation.

In order to achieve the above object, the utility model provides a following technical scheme: the beam split structure of the large forging hydraulic press comprises an upper beam upper part 1 and an upper beam lower part 2, wherein the upper beam upper part 1 and the upper beam lower part 2 are respectively provided with a rectangular frame formed by splicing and welding four vertical plates 7 end to end, a plurality of first supporting plates 8 parallel to the corresponding vertical plates 7 are arranged among the four vertical plates 7 in a welding mode at intervals, the upper beam upper part 1 further comprises a top plate 3 welded at the top, the upper beam lower part 2 further comprises a middle connecting flat plate 4 welded at the top and a bottom plate 5 welded at the bottom, welding grooves 6 are formed in the bottoms of the outer sides of the four vertical plates 7 of the upper beam upper part 1, and after the upper beam upper part 1 and the upper beam lower part 2 are combined, welding is carried out on the bottoms of the four vertical plates 7 of the upper beam upper part 1 and the middle connecting flat plate 4 into a whole along the welding grooves 6, and the positioning piece for combining and guiding the mutual positions of the upper beam upper part 1 and the upper beam lower part 2 is further included.

Further: the positioning piece comprises at least two positioning guide holes 10 and a matched conical guide post 11, two opposite corners at the bottom of the upper part 1 of the upper crossbeam are fixedly welded with fixing plates 9 connected with corresponding first supporting plates 8, and the two fixing plates 9 are provided with the positioning guide holes 10; two opposite angles at the top end of the middle connecting flat plate 4 are fixedly connected with conical guide pillars 11, the two conical guide pillars 11 are respectively arranged corresponding to the two positioning guide holes 10, and the upper part and the lower part of the upper beam are conveniently and accurately positioned and welded through the conical guide pillars and the positioning guide holes.

Further: the middle connecting flat plate 4, the top plate 3 and the bottom plate 5 are all provided with a master cylinder mounting hole 12 in the middle, four slave cylinder mounting holes 13 with a phase angle of 90 degrees are all arranged on the outer sides of the master cylinder mounting holes 12, a top cylinder hole 14 is arranged between every two adjacent slave cylinder mounting holes 13 in the front and back, and a pull rod mounting hole 15 is arranged on the outer side of each slave cylinder mounting hole 13.

Further: a support ring 16 positioned above the master cylinder mounting hole 12, the four slave cylinder mounting holes 13 and the four pull rod mounting holes 15 is fixedly arranged on the top plate 3, and a flange ring 17 positioned above the top cylinder hole 14 is fixedly arranged on the top plate 3; and second supporting plates 19 are welded on the inner diameter track outer circumferences of the master cylinder mounting hole 12, the slave cylinder mounting hole 13 and the top cylinder hole 14.

And further: the bottom of the bottom plate 5 is provided with a longitudinal beam connecting groove 18, and the bottom plate 5 and the top end of the longitudinal beam of the hydraulic press are positioned when the longitudinal beam connecting groove is arranged for facilitating hoisting.

Compared with the prior art, the beneficial effects of the utility model are that: wholly adopt split type structure from top to bottom, with entablature Liang Fenwei entablature upper portion and entablature lower part, entablature upper portion and entablature lower part are by the riser that hot rolled plate made, first backup pad, the second backup pad, roof or intermediate junction board and bottom plate cooperation welding constitute two independent parts, do not carry out machining again, carry out the assembly welding again after transporting the installation scene at last, the transportation degree of difficulty and cost of transportation have been reduced, the bottom in the entablature upper portion outside is equipped with the welding groove simultaneously, in order to guarantee welding strength, through being provided with location guide hole and toper guide pillar, the accurate nature of welding equipment has been improved.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the lower part of the upper cross beam of the present invention;

fig. 3 is a perspective view of the upper part of the upper cross beam of the present invention.

In the figure: 1. the upper part of the upper beam; 2. the lower part of the upper beam; 3. a top plate; 4. the middle is connected with a flat plate; 5. a base plate; 6. welding a groove; 7. a vertical plate; 8. a first support plate; 9. a fixing plate; 10. positioning the guide hole; 11. a tapered guide post; 12. a main hydraulic cylinder mounting hole; 13. a slave cylinder mounting hole; 14. a cylinder jacking hole; 15. a pull rod mounting hole; 16. a support ring; 17. a flange ring; 18. a longitudinal beam connecting groove; 19. a second support plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-3, the utility model provides a large forging hydraulic press crossbeam components of a whole that can function independently structure, including entablature upper portion 1 and entablature lower part 2, entablature upper portion 1 and entablature lower part 2 all have the rectangular frame that is assembled the welding and forms by four risers 7 head and the tail, interval welding is provided with a plurality of first backup pads 8 parallel with corresponding riser 7 between four risers 7, entablature upper portion 1 still includes the roof 3 that welds in its top correspondingly, entablature lower part 2 still includes the bottom plate 5 that welds in the middle connection flat plate 4 and the bottom at the top correspondingly, the bottom in the four riser 7 outsides of entablature upper portion 1 all is equipped with welding groove 6, after entablature upper portion 1 and entablature lower part 2 combination along welding groove 6 weld with entablature upper portion 1 four riser 7 bottoms and middle connection flat plate 4 welding as an organic whole, still include the setting element that is used for entablature upper portion 1 and entablature lower part 2 combination pilot mutual position; the positioning piece comprises at least two positioning guide holes 10 and a matched conical guide post 11, specifically, two opposite corners at the bottom of the upper part 1 of the upper crossbeam are fixedly welded with fixing plates 9 connected with corresponding first supporting plates 8, and the two fixing plates 9 are provided with the positioning guide holes 10; two opposite corners at the top end of the middle connecting flat plate 4 are fixedly connected with conical guide pillars 11, the two conical guide pillars 11 are respectively arranged corresponding to the two positioning guide holes 10, and when the middle connecting flat plate is hoisted, the positioning guide holes 10 are guided in from the small ends of the conical guide pillars 11 and are automatically guided;

through the arrangement, the large-scale forging hydraulic press crossbeam of the technical scheme adopts an upper and lower split type structure, the upper crossbeam is divided into an upper crossbeam upper part 1 and an upper crossbeam lower part 2, the upper crossbeam upper part 1 and the upper crossbeam lower part 2 are respectively a vertical plate 7 made of hot rolled plates, a first supporting plate 8, a second supporting plate 19, a top plate 3 or a middle connecting plate 4 and a bottom plate 5 are matched and welded to form two independent parts, then the two independent parts are respectively machined and finally transported to an installation site, the two parts are separated, the weight of each part is greatly reduced, the hoisting difficulty during machining and transportation is greatly reduced, meanwhile, the specification requirement on machining equipment is also reduced, namely, the matching surface for installation and connection can be machined by using the existing machining equipment, no ultra-large machining equipment is needed to be added, the transportation difficulty and the machining and transportation cost are effectively reduced, meanwhile, a welding groove 6 is arranged at the bottom outside the upper crossbeam 1 to ensure the welding width and further ensure the welding strength, when the positioning and conical guide pillar are combined, the operation difficulty is reduced, the difficulty in operation is improved, the welding difficulty is improved, the difficulty of the three parts, and the effective hoisting strength of the lifting and the effective transmission of the plate can be avoided when the hot rolled plate is adopted as a main hoisting structure.

As a preferred embodiment, the middle connection flat plate 4, the top plate 3, and the bottom plate 5 are all provided with a master cylinder mounting hole 12 in the middle, four slave cylinder mounting holes 13 with a phase angle of 90 degrees are all provided outside the master cylinder mounting hole 12, a top cylinder hole 14 is provided between two adjacent front and back slave cylinder mounting holes 13, and a pull rod mounting hole 15 is provided outside the slave cylinder mounting hole 13, specifically, after the upper beam upper portion 1 and the upper beam lower portion 2 are welded respectively, the upper beam upper portion 1 and the upper beam lower portion 2 are respectively machined to meet the design precision requirements by using a machining device to respectively machine the outward surfaces of the top plate 3, the middle connection flat plate 4, and the bottom plate 5, wherein all holes are machined by clamping once when the master cylinder mounting hole 12, the slave cylinder mounting holes 13, the top cylinder holes 14, and the pull rod mounting holes 15 are machined, and simultaneously, the machining of the positioning guide holes 10 and the tapered guide posts 11 is completed to ensure the position precision of each position, generally, the tapered guide posts 11 are machined and fixed to the mounting holes on the middle connection flat plate 4, and the upper beam can be accurately positioned when the upper beam 1 and the upper beam 2 is turned.

Further: a support ring 16 positioned above the master cylinder mounting hole 12, the four slave cylinder mounting holes 13 and the four pull rod mounting holes 15 is fixedly arranged on the top plate 3, and a flange ring 17 positioned above the top cylinder hole 14 is fixedly arranged on the top plate 3; the main hydraulic cylinder mounting hole 12, the auxiliary hydraulic cylinder mounting hole 13 and the top cylinder hole 14 are welded with the second supporting plate 19 on the outer circumference of the inner diameter track, so that the strength and stability of the top plate or the bottom plate at the corresponding mounting hole are effectively enhanced.

Further: the bottom of the bottom plate 5 is provided with a longitudinal beam connecting groove 18, and the bottom plate 5 and the top end of the longitudinal beam of the hydraulic press are positioned when the longitudinal beam connecting groove is arranged for facilitating hoisting.

During assembly, the main hydraulic cylinder mounting hole 12 is used for accommodating and mounting a main hydraulic cylinder, the auxiliary hydraulic cylinder is accommodated and mounted in the hydraulic cylinder hole 13, the top cylinder hole 14 is used for accommodating and mounting the hydraulic cylinder, the main hydraulic cylinder is assisted to reset when one working stroke is finished, the pull rod mounting hole 15 is used for mounting a pull rod, the upper cross beam lower part 2 is hoisted to the top end of the longitudinal beam, then the upper cross beam upper part 1 is hoisted to the top end of the upper cross beam lower part 2 and is welded, after complete cooling, vibration stress relief treatment is carried out, finally the pull rod is heated to a set temperature and passes through proper protection measures, the pull rod penetrates through the pull rod mounting hole 15 and is screwed with nuts at two ends, so that the combined upper cross beam upper part, upper cross beam lower part and base are strengthened and tensioned at two ends of the longitudinal beam of the hydraulic press, generally, the connection part of the upper cross beam lower part and the longitudinal beam is connected through a fastener, and the tensile stress generated after the pull rod is completely cooled further applies pre-pressing stress between the upper cross beam upper part and the base so as to ensure the stability of the body structure when the hydraulic press is used.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Large-scale hydraulic forging press crossbeam components of a whole that can function independently structure, including entablature upper portion (1) and entablature lower part (2), its characterized in that: the upper cross beam comprises an upper cross beam upper portion (1) and an upper cross beam lower portion (2), wherein each of the upper cross beam upper portion (1) and the upper cross beam lower portion (2) is provided with a rectangular frame formed by assembling and welding four vertical plates (7) end to end, a plurality of first supporting plates (8) parallel to the corresponding vertical plates (7) are welded among the four vertical plates (7) at intervals, the upper cross beam upper portion (1) further comprises a top plate (3) welded to the top, the upper cross beam lower portion (2) further comprises a middle connecting flat plate (4) welded to the top and a bottom plate (5) at the bottom, welding grooves (6) are formed in the bottom of the four vertical plates (7) on the upper cross beam upper portion (1), the four vertical plates (7) at the upper cross beam upper portion (1) and the middle connecting flat plate (4) are welded into a whole along the welding grooves (6), and a positioning piece used for combining and guiding the mutual positions of the upper cross beam upper portion (1) and the upper cross beam lower portion (2) is further included.

2. The beam split structure of the large hydraulic forging press according to claim 1, wherein: the positioning piece comprises at least two positioning guide holes (10) and matched conical guide pillars (11), two opposite corners of the bottom of the upper cross beam upper part (1) are fixedly welded with fixing plates (9) connected with corresponding first supporting plates (8), and the two fixing plates (9) are provided with the positioning guide holes (10); two opposite angles at the top end of the middle connecting flat plate (4) are fixedly connected with conical guide posts (11), and the two conical guide posts (11) are respectively arranged corresponding to the two positioning guide holes (10).

3. The beam split structure of the large hydraulic forging press according to claim 1, wherein: the middle connecting plate (4), the top plate (3) and the bottom plate (5) are provided with a master cylinder mounting hole (12) in the middle, located on the outer side of the master cylinder mounting hole (12) are provided with four slave cylinder mounting holes (13) with a phase angle of 90 degrees, located on the front side and the back side, and are adjacent to each other, a top cylinder hole (14) is formed between the slave cylinder mounting holes (13), and located on the outer side of the slave cylinder mounting holes (13) are provided with pull rod mounting holes (15).

4. The beam split structure of the large hydraulic forging press as recited in claim 3, wherein: a support ring (16) positioned above a master cylinder mounting hole (12), four slave cylinder mounting holes (13) and four pull rod mounting holes (15) is fixedly arranged on the top plate (3), and a flange ring (17) positioned above a top cylinder hole (14) is fixedly arranged on the top plate (3); and second supporting plates (19) are welded on the outer circumferences of the inner diameter tracks of the master cylinder mounting hole (12), the slave cylinder mounting hole (13) and the top cylinder hole (14).

5. The beam split structure of the large hydraulic forging press according to claim 1, wherein: the bottom of the bottom plate (5) is provided with a longitudinal beam connecting groove (18).