CN217121495U - Water tank plate forming hydraulic machine - Google Patents

Abstract

The utility model discloses a water tank plate forming hydraulic press, include by workstation, entablature, slider, workstation and entablature are connected by the guide pillar, the slider is located between workstation and the entablature and slides the direction by the guide pillar, the slider is reciprocated by the main hydraulic cylinder drive of installing in the entablature, still include the last mould of locating the slider lower extreme, locate the lower mould on the workstation, be equipped with the through-hole that is used for the drift to push out or retract on the lower mould, the drift is driven by the shaping pneumatic cylinder of locating in the workstation and is risen or descend, the empty cavity has been seted up with the through-hole adaptation to the last mould, empty cavity lower extreme is equipped with the profile modeling changeover portion; the front end of the upper die is provided with a bending lug which is matched with the front end of the lower die and used for bending the plate downwards.

Description

Water tank plate forming hydraulic machine

Technical Field

The utility model relates to a hydraulic press technical field specifically is a water tank plate shaping hydraulic press.

Background

The water storage tank is usually made of stainless steel sheet materials by pressing a hemispherical convex surface in a die to form water tank plates, and then the joints of the water tank plates are welded together by a welding method to form a water storage tank finished product with a sealed structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water tank board shaping hydraulic press, mould and lower die structure are used for the shaping of side water tank board through rational design, the sheet material of two blocks of side water tank board length of usefulness carries out the convex surface shaping and bends the side water tank board formula structure as an organic whole that makes adjacent two sides, only with two welding seams of welding when the storage water tank tailor-welded lateral wall, welding seam length reduces half, show the production efficiency who has improved the storage water tank, reduce welding material, production cost has effectively been reduced, and be favorable to improving the compressive strength of storage water tank, the problem among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic press for forming a water tank plate comprises a workbench 1, an upper cross beam 5 and a sliding block 2, wherein the workbench 1 and the upper cross beam 5 are connected through a guide post 4, the sliding block 2 is positioned between the workbench 1 and the upper cross beam 5 and is guided by the guide post 4 in a sliding manner, the sliding block 2 is driven by a main hydraulic cylinder 3 arranged in the upper cross beam 5 to move up and down, the hydraulic press further comprises an upper die 7 arranged at the lower end of the sliding block 2 and a lower die 8 arranged on the workbench 1, a through hole 801 used for ejecting or retracting a punch 10 is formed in the lower die 8, the punch 10 is driven by a forming hydraulic cylinder 9 arranged in the workbench 1 to ascend or descend, a clearance cavity 701 is formed in a matching manner of the upper die 7 and the through hole 801, and a profiling transition section 702 is arranged at the lower end of the clearance cavity 701; and a bending convex block 704 which is matched with the front end of the lower die 8 and used for bending the plate downwards is arranged at the front end of the upper die 7.

Further: the upper die 7 is arranged at the lower end of the sliding block 2 through an upper die base 6.

Further: the two sides of the upper die 7 are respectively provided with a pressing side lug 703.

Further: a side positioning plate 802 is arranged on one side of the lower die 8, a rear positioning plate 803 is arranged on the rear side of the lower die, the side positioning plate 802 is used for limiting the transverse position of the plate, and the rear positioning plate 803 is used for limiting the longitudinal position of the plate.

Further: the front end and the rear end of the sliding block 2 are respectively provided with a reinforcing platform section 201 in a protruding mode, and the lower end face of the reinforcing platform section 201 is flush with the lower end face of the sliding block 2.

The utility model has the advantages that: the utility model provides a water tank plate shaping hydraulic press, be used for the shaping of side water tank board through mould and lower die structure in the rational design, the sheet material of two side water tank board lengths of usefulness carries out convex surface shaping and bends and makes the side water tank board on adjacent two sides become the integral type structure, only with two welding seams of welding when the storage water tank welds the lateral wall, welding seam length reduces half, showing the production efficiency who has improved the storage water tank, reduce welding material, effectively reduced manufacturing cost, and be favorable to improving the compressive strength of storage water tank.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a partial cross-sectional view of the hydraulic press of the present invention when the upper and lower dies are closed and the punch is ejected;

FIG. 4 is an enlarged view of a portion of FIG. 3 at C;

FIG. 5 is a partial cross-sectional view of the hydraulic press of the present invention when the upper and lower dies are opened;

FIG. 6 is a schematic view of a slab blank;

FIG. 7 is a schematic view of a sheet after one end of the sheet is formed and bent;

fig. 8 is a front view of the finished water tank board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, a hydraulic press for forming a water tank plate comprises a workbench 1, an upper beam 5 and a slide block 2, wherein the workbench 1 and the upper beam 5 are connected by a guide post 4, the slide block 2 is positioned between the workbench 1 and the upper beam 5 and is guided by the guide post 4 in a sliding manner, the slide block 2 is driven by a main hydraulic cylinder 3 arranged in the upper beam 5 to move up and down, the hydraulic press further comprises an upper die 7 arranged at the lower end of the slide block 2 and a lower die 8 arranged on the workbench 1, the lower die 8 is provided with a through hole 801 for ejecting or retracting a punch 10, the punch 10 is driven by a forming hydraulic cylinder 9 arranged in the workbench 1 to ascend or descend, the upper die 7 is provided with a clearance cavity 701 matched with the through hole 801, and the lower end of the clearance cavity 701 is provided with a profiling transition section 702; the front end of the upper die 7 is provided with a bending lug 704 which is matched with the front end of the lower die 8 and used for bending the plate materials downwards, specifically, the upper die 7 is installed at the lower end of the sliding block 2 through an upper die holder 6, the upper end of the sliding block 2 is connected with the piston rod end of the main hydraulic cylinder 3, the lower die 8 can be fixed on the upper end surface of the workbench 1 through bolts or pressing blocks, the top end of the punch 10 is hemispherical, and the bottom end of the punch 10 is connected with the piston rod end of the forming hydraulic cylinder 9;

when the forming die works, the section A of the plate 14 with the V-shaped notches 11 punched in the two sides of the middle part is placed on the lower die 8, the main hydraulic cylinder 3 drives the sliding block 2 to drive the upper die 7 to move downwards and close the lower die 8, so that the plate 14 is tightly pressed between the upper die 7 and the lower die 8, at the moment, the section B of the plate 14 is bent downwards from the position of the V-shaped notch 14 under the action of the bending convex block 704, the section A and the section B are approximately mutually vertical, then the forming hydraulic cylinder 9 drives the punch 10 to ascend and eject from the through hole 801, the set position of the section A of the plate 14 is stretched and formed, a convex surface 12 which is consistent with the top of the punch 10 and protrudes upwards is formed at the section B, when the convex surface 12 is formed, the clearance cavity 701 is used for accommodating the space occupied by the convex surface 12, and simultaneously, the copying transition section 702 limits the stroke position of the punch in the process of stretching and forming the plate 14 when the punch 10 ascends, so that the corresponding copying part of the convex surface 12 is contacted with the transition section 702, the punch 10 can not be ejected upwards continuously (the ejection forming force of the punch 10 is controlled by a hydraulic system and the prior art is adopted), so that the forming quality is guaranteed, then, as shown in figure 5, the forming hydraulic cylinder 9 drives the punch 10 to reset, the main hydraulic cylinder 3 drives the upper die 7 to reset, the sheet 14 formed in the section A is taken out of the lower die 8, the semi-finished product is shown in figure 7, the section B is placed into the above cycle to complete the forming of a connected water tank plate, and the formed water tank plate is shown in figure 8; wherein, the shape of the profiling transition section 702 is matched with the shape and size of the corresponding part of the convex surface 12; so, go up the shaping that mould 7 and lower mould 8 structure is used for the side water tank board through rational design, carry out convex surface 12 shaping and bend with the sheet material 14 of two side water tank board lengths promptly and make the side water tank board on adjacent two sides become the integral type structure, only with two welding seams of welding when the storage water tank welds the lateral wall, welding seam length reduces half, is showing the production efficiency who has improved the storage water tank, reduces welding material, has effectively reduced manufacturing cost to be favorable to improving the compressive strength of storage water tank.

Preferably, the following components: the two sides of the upper die 7 are respectively provided with a side pressing lug 703, the working principle of the side pressing lug 703 is the same as that of the bending lug 704, the forming of the folded edge 13 at the two sides of the water tank plate is completed through the action of the side pressing lug 703 and the two sides of the lower die 8, and the gaps L between the side pressing lug 703 and the corresponding side walls of the bending lug 704 and the lower die 8 are all matched with the thickness of the plate 14; the side pressing lug 703, the bending lug 704 and the upper die 7 may be of an integral structure, that is, when the upper die 7 is manufactured, the material inside the upper die 7 is removed by a processing method so that the side pressing lug 703 and the bending lug 704 are physically protruded out of the opening of the upper die 7, or the side pressing lug 703 and the bending lug 704 may be manufactured into separate parts and then connected to the corresponding side wall of the upper die 7 by a fastener, and no matter which structure is adopted, the effective working lengths of the side pressing lug 703 and the bending lug 704 are adapted to the length of the folding line of the portion to be bent of the sheet material 14.

Preferably: a side positioning plate 802 is arranged on one side of the lower die 8, a rear positioning plate 803 is arranged on the rear side of the lower die, the side positioning plate 802 is used for limiting the transverse position of the plate material 14, and the rear positioning plate 803 is used for limiting the longitudinal position of the plate material 14, so that the precision of the water tank plate during forming can be further ensured, and the product quality is further ensured; here, the distance between the inner side wall of the side positioning plate 802 and the corresponding side wall of the lower die 8 should be matched with the width of the folded edge 13 on the corresponding side of the sheet material 14 and have a distance with the outer side wall of the corresponding side pressing lug 703 to avoid mechanical interference.

Preferably: all the front and back ends of the slider 2 are convexly provided with reinforcing platform sections 201, the lower end faces of the reinforcing platform sections 201 are flush with the lower end faces of the slider 2, the reinforcing platform sections 201 can be combined on the side walls of the front and back ends of the slider 2 in a welding mode, and then are milled flat through machining, so that the supporting area of the slider 2 on the upper die base 6 is enlarged, the upper die base 6 is convenient to install, and the upper die base 6 can be installed on the lower end faces of the slider 2 in a bolt or pressing plate mode.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the description of the present invention, it should be understood that the terms "front end", "rear end", "bottom end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a water tank plate shaping hydraulic press, includes by workstation (1), entablature (5), slider (2), workstation (1) and entablature (5) are connected by guide pillar (4), and slider (2) are located between workstation (1) and entablature (5) and by guide pillar (4) guide that slides, slider (2) are by installing in main hydraulic cylinder (3) drive in entablature (5) reciprocates, its characterized in that: the punching die comprises a sliding block (2), and is characterized by further comprising an upper die (7) arranged at the lower end of the sliding block (2) and a lower die (8) arranged on the workbench (1), wherein a through hole (801) for ejecting or retracting a punch (10) is formed in the lower die (8), the punch (10) is driven to ascend or descend by a forming hydraulic cylinder (9) arranged in the workbench (1), the upper die (7) and the through hole (801) are matched to form a clearance cavity (701), and a profiling transition section (702) is arranged at the lower end of the clearance cavity (701); and a bending convex block (704) which is matched with the front end of the lower die (8) and used for bending the plate downwards is arranged at the front end of the upper die (7).

2. The water box plate forming hydraulic machine as recited in claim 1 wherein: the upper die (7) is installed at the lower end of the sliding block (2) through an upper die base (6).

3. The water box plate forming hydraulic machine as recited in claim 1 wherein: and the two sides of the upper die (7) are respectively provided with a pressing side lug (703).

4. The hydraulic press for forming a water tank plate according to any one of claims 1 to 3, wherein: side positioning plates (802) are arranged on one side of the lower die (8), a rear positioning plate (803) is arranged on the rear side of the lower die, the side positioning plates (802) are used for limiting the transverse position of the plate, and the rear positioning plate (803) is used for limiting the longitudinal position of the plate.

5. The water box plate forming hydraulic machine as recited in claim 2, wherein: the front end and the rear end of the sliding block (2) are respectively provided with a reinforcing platform section (201) in a protruding mode, and the lower end face of the reinforcing platform section (201) is flush with the lower end face of the sliding block (2).

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