CN211218156U - Four-column double-action stretching hydraulic machine - Google Patents
Four-column double-action stretching hydraulic machine Download PDFInfo
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- CN211218156U CN211218156U CN201922131336.2U CN201922131336U CN211218156U CN 211218156 U CN211218156 U CN 211218156U CN 201922131336 U CN201922131336 U CN 201922131336U CN 211218156 U CN211218156 U CN 211218156U
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Abstract
The utility model discloses a four post double acting hydraulic drawing press, comprising a base plate, the support column that two symmetries of bottom plate upper surface front side position fixedly connected with set up, bottom plate upper surface rear side position fixedly connected with backup pad, backup pad and two support column top position fixedly connected with roof, four No. two spacing posts that are the distribution of lifting of fixedly connected with between bottom plate upper surface middle part position and the roof lower surface middle part position, four sliding connection has the connecting plate between No. two spacing posts, No. two pneumatic cylinders of fixedly connected with between connecting plate upper surface center department and the roof lower surface center department, the connecting plate below position is provided with No. three hydraulic plates, be close to the connecting rod that the front side position set up two symmetries between No. three hydraulic plates and the connecting plate. The utility model discloses the degree of bending is high, and the precision of bending is high, makes the engineering higher with the steel sheet quality of bending.
Description
Technical Field
The utility model relates to a hydraulic press technical field especially relates to a four post double acting hydraulic drawing press.
Background
A hydraulic machine is a machine for transferring energy to carry out various processes, made according to the pascal principle, using a liquid as working medium. The hydraulic machine is generally composed of three parts of a machine (main machine), a power system and a hydraulic control system. The hydraulic machine is classified into a valve hydraulic machine, a liquid hydraulic machine and an engineering hydraulic machine. A hydraulic machine is a machine that uses liquid as a working medium to transfer energy to implement various processes. The hydraulic press can be used for forging and forming, straightening, press fitting, packing, pressing blocks, pressing plates and the like. The hydraulic machine comprises a hydraulic press and an oil press. The hydraulic press using water-based liquid as working medium and the hydraulic press using oil as working medium. The specifications of hydraulic machines are generally expressed in terms of nominal working force (kilonewtons) or nominal tonnage (tons). Most hydraulic machines for forging are hydraulic machines, and the tonnage is higher. In order to reduce the size of the equipment, a large forging hydraulic press usually adopts higher pressure (about 35 MPa) and sometimes adopts ultrahigh pressure of more than 100 MPa. The hydraulic machine for other purposes generally adopts the working pressure of 6-25 MPa. The tonnage of the oil press is lower than that of the hydraulic press. The hydraulic machine also has a double-action hydraulic machine, and has low energy consumption, high efficiency and novel style. The device is provided with a safety protection device, an automatic counting function and two-section speed control of the movable beam: no-load quick, work-in slow-speed profiling and stretching. The main cylinder and the blank pressing cylinder have lower limit protection, and the upper limit stroke position and the lower limit stroke position are set simply, conveniently and quickly.
In the prior art, the double-acting hydraulic press is mainly used for the processes of sheet stretching, bending, forming and the like, and can also be used for the work of plastic pressing, cold extrusion bending, forming correction, press mounting and the like. The edge pressing cylinder of the double-acting hydraulic press can be used as a buffer device, can also be used for blanking and punching, and can respectively adjust the working pressure of each cavity under the pressure set by a system. In order to ensure the stretching and edge pressing quality, an edge pressing cylinder pressure maintaining system is additionally arranged. However, when a thicker steel plate is encountered in the prior art, the double-acting hydraulic press cannot be bent to ninety degrees of specification, and cannot meet engineering requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a four-column double-action hydraulic drawing machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a four-column double-acting hydraulic drawing machine comprises a base plate, wherein two symmetrically arranged support columns are fixedly connected to the front side position of the upper surface of the base plate, a support plate is fixedly connected to the rear side position of the upper surface of the base plate, a top plate is fixedly connected to the top positions of the support plate and the two support columns, four second limit columns which are distributed in a lifting manner are fixedly connected between the middle position of the upper surface of the base plate and the middle position of the lower surface of the top plate, a connecting plate is slidably connected between the two second limit columns, a second hydraulic cylinder is fixedly connected between the center of the upper surface of the connecting plate and the center of the lower surface of the top plate, a third hydraulic plate is arranged below the connecting plate, two symmetrically arranged connecting rods are arranged between the third hydraulic plate and the connecting plate and close to the front side position, the connecting rods are rotatably connected, a small hydraulic cylinder is fixedly connected between the third hydraulic plate and the connecting plate near the front side, and the third hydraulic cylinder is fixedly connected with the support plate in a penetrating mode at the position below the surface of the placing table.
As a further description of the above technical solution:
the bottom plate upper surface is close to support column one side position fixedly connected with and places the platform, place four turnings of platform upper surface and be in four spacing posts of fixedly connected with between the roof, four sliding connection has a hydraulic pressure board between the spacing post, a hydraulic pressure board upper surface central point puts and the roof between fixedly connected with pneumatic cylinder.
As a further description of the above technical solution:
the platform is placed to No. three flexible end orientations of pneumatic cylinder, No. three flexible end fixed connection of pneumatic cylinder have No. two hydraulic pressure boards, No. two hydraulic pressure board tops with place a table upper surface parallel and level.
As a further description of the above technical solution:
the placing table is internally provided with a transmission bin close to the top, a bidirectional threaded rod is rotatably connected between two parallel side walls in the transmission bin, the bidirectional threaded rod is sleeved with two symmetrically-arranged sliding blocks, and any one side of the bidirectional threaded rod penetrates through the side walls of the transmission bin and is fixedly connected with a rotating handle.
As a further description of the above technical solution:
the sliding opening is formed in the upper surface of the placing table, the sliding blocks are connected with the sliding opening in a sliding mode, the two sliding blocks and one sliding end of the placing table are fixedly connected with two abutting plates, and a steel plate to be pressed is arranged at a position, located between the two abutting plates, of the upper surface of the placing table.
As a further description of the above technical solution:
and the third hydraulic plate is positioned above the upper surface of the placing table.
The utility model discloses following beneficial effect has:
the utility model discloses a set up No. two pneumatic cylinders and No. three pneumatic cylinders, press the steel sheet fixedly through a pneumatic cylinder, press the steel sheet through No. two pneumatic cylinders, make No. three hydraulic plates rotate through little pneumatic cylinder and make the steel sheet continue to bend, withdrawing little pneumatic cylinder and No. two pneumatic cylinders, start No. three pneumatic cylinders and bend the steel sheet and be ninety degrees.
The utility model discloses the degree of bending is high, and the precision of bending is high, makes the engineering higher with the steel sheet quality of bending.
Drawings
FIG. 1 is a side view of a four-column double-acting hydraulic drawing machine according to the present invention;
FIG. 2 is a front view of the position of the primary second hydraulic cylinder of the four-column double-acting hydraulic drawing machine of the present invention;
fig. 3 is a cross-sectional view of a placing table of the four-column double-acting hydraulic drawing machine provided by the utility model.
Illustration of the drawings:
1. a first limit post; 2. a first hydraulic cylinder; 3. a second hydraulic cylinder; 4. a second limiting column; 5. a connecting plate; 6. a top plate; 7. a support pillar; 8. a first hydraulic plate; 9. pressing the steel plate; 10. a placing table; 11. a base plate; 12. a second hydraulic plate; 13. a small hydraulic cylinder; 14. a connecting rod; 15. a third hydraulic plate; 16. a third hydraulic cylinder; 17. a support plate; 18. rotating the handle; 19. a propping plate; 20. a transmission bin; 21. a bidirectional threaded rod; 22. a slide block.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a four-column double-action hydraulic drawing machine comprises a bottom plate 11, two symmetrically arranged support columns 7 are fixedly connected to the front side of the upper surface of the bottom plate 11, a support plate 17 is fixedly connected to the rear side of the upper surface of the bottom plate 11, a top plate 6 is fixedly connected to the top positions of the support plate 17 and the two support columns 7, four second limit columns 4 which are distributed in a lifting manner are fixedly connected between the middle position of the upper surface of the bottom plate 11 and the middle position of the lower surface of the top plate 6, a connecting plate 5 is slidably connected between the four second limit columns 4, a second hydraulic cylinder 3 is fixedly connected between the center of the upper surface of the connecting plate 5 and the center of the lower surface of the top plate 6, a third hydraulic plate 15 is arranged below the connecting plate 5, two symmetrically arranged connecting rods 14 are arranged between the third hydraulic plate 15 and the connecting plate 5 and close to the front side, the connecting rods 14 are, a small hydraulic cylinder 13 is fixedly connected between the third hydraulic plate 15 and the connecting plate 5 close to the front side, and a third hydraulic cylinder 16 is fixedly connected to the supporting plate 17 below the surface of the placing table 10 in a penetrating mode.
The upper surface of the placing table 10 is provided with a sliding opening, the sliding blocks 22 are connected with the sliding opening in a sliding manner, the two sliding blocks 22 and one sliding end of the placing table 10 are fixedly connected with two abutting plates 19, and a steel plate 9 to be pressed is arranged on the upper surface of the placing table 10 between the two abutting plates 19. No. three hydraulic pressure board 15 is located places platform 10 upper surface top position for No. three hydraulic pressure board 15 presses and waits to press steel sheet 9 to make and wait to press steel sheet 9 to have an angle, makes things convenient for No. two hydraulic pressure boards 12 to bend.
The working principle is as follows: a worker puts a steel plate 9 to be pressed on a placing table 10, a rotating handle 18 is rotated to enable a bidirectional threaded rod 21 to rotate to drive a pressing plate 19 to move oppositely to clamp the steel plate 9 to be pressed, a first hydraulic cylinder 2 is started again, the first hydraulic cylinder 2 drives a first hydraulic plate 8 to press the steel plate 9 to be pressed, a second hydraulic cylinder 3 is started, the second hydraulic cylinder 3 drives a third hydraulic plate 15 to bend the steel plate 9 to be pressed, a small hydraulic cylinder 13 is started, the third hydraulic plate 15 rotates to enable the third hydraulic plate 15 to continue to bend the steel plate 9 to be pressed, the small hydraulic cylinder 13 and the second hydraulic cylinder 3 are retracted, the third hydraulic cylinder 16 is started, the second hydraulic plate 12 bends the steel plate 9 to be pressed to ninety degrees, the third hydraulic cylinder 16 and the first hydraulic cylinder 2 are retracted, the rotating handle 18 is loosened, and the thick steel plate 9 to be pressed is taken down.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A four-column double-action hydraulic drawing machine, comprising a base plate (11), characterized in that: the front side position of the upper surface of the bottom plate (11) is fixedly connected with two support columns (7) which are symmetrically arranged, the rear side position of the upper surface of the bottom plate (11) is fixedly connected with a support plate (17), the top positions of the support plate (17) and the two support columns (7) are fixedly connected with a top plate (6), four second limit columns (4) which are distributed in a lifting manner are fixedly connected between the middle position of the upper surface of the bottom plate (11) and the middle position of the lower surface of the top plate (6), a connecting plate (5) is slidably connected between the four second limit columns (4), a second hydraulic cylinder (3) is fixedly connected between the center of the upper surface of the connecting plate (5) and the center of the lower surface of the top plate (6), a third hydraulic plate (15) is arranged below the connecting plate (5), two connecting rods (14) which are symmetrically arranged near the front side position between the third hydraulic plate (15), connecting rod (14) rotate with No. three hydraulic pressure boards (15) to be connected, connecting rod (14) and connecting plate (5) fixed connection, be close to front side position fixedly connected with little pneumatic cylinder (13) between No. three hydraulic pressure boards (15) and connecting plate (5), backup pad (17) are located and place platform (10) position run through fixedly connected with No. three pneumatic cylinder (16) of surperficial below.
2. A four-column double-action drawing hydraulic machine according to claim 1, characterised in that: bottom plate (11) upper surface is close to support column (7) one side position fixedly connected with and places platform (10), place four turnings of platform (10) upper surface and be in four spacing posts (1) of fixedly connected with between roof (6), four sliding connection has hydraulic pressure board (8) No. one between spacing post (1), hydraulic pressure board (8) upper surface central point puts and roof (6) between fixedly connected with pneumatic cylinder (2) No. one.
3. A four-column double-action drawing hydraulic machine according to claim 1, characterised in that: platform (10) is placed towards to No. three pneumatic cylinder (16) flexible end, No. three pneumatic cylinder (16) flexible end fixedly connected with No. two hydraulic pressure boards (12), No. two hydraulic pressure board (12) top with place platform (10) upper surface parallel and level.
4. A four-column double-action drawing hydraulic machine according to claim 1, characterised in that: place in platform (10) and be close to the top position and seted up transmission storehouse (20), rotate between two parallel lateral walls in transmission storehouse (20) and be connected with two-way threaded rod (21), two-way threaded rod (21) have been cup jointed slider (22) that two symmetries set up, transmission storehouse (20) lateral wall and fixedly connected with rotation handle (18) are run through to two-way threaded rod (21) arbitrary one side.
5. A four-column double-action drawing hydraulic machine according to claim 1, characterised in that: the upper surface of the placing table (10) is provided with a sliding opening, the sliding blocks (22) are connected with the sliding opening in a sliding mode, the two sliding blocks (22) and one sliding end of the placing table (10) are fixedly connected with two abutting plates (19), and a steel plate (9) to be pressed is arranged at a position, located between the two abutting plates (19), of the upper surface of the placing table (10).
6. A four-column double-action drawing hydraulic machine according to claim 1, characterised in that: the third hydraulic plate (15) is located above the upper surface of the placing table (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131336.2U CN211218156U (en) | 2019-12-03 | 2019-12-03 | Four-column double-action stretching hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922131336.2U CN211218156U (en) | 2019-12-03 | 2019-12-03 | Four-column double-action stretching hydraulic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211218156U true CN211218156U (en) | 2020-08-11 |
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ID=71927675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922131336.2U Active CN211218156U (en) | 2019-12-03 | 2019-12-03 | Four-column double-action stretching hydraulic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211218156U (en) |
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2019
- 2019-12-03 CN CN201922131336.2U patent/CN211218156U/en active Active
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