CN216691648U

CN216691648U - Multi-station planar extrusion oil cylinder

Info

Publication number: CN216691648U
Application number: CN202220147360.4U
Authority: CN
Inventors: 胡国明
Original assignee: Jiangmen Zhihui Hydraulic Technology Co ltd
Current assignee: Jiangmen Zhihui Hydraulic Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-07
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a multi-station planar extrusion oil cylinder which comprises a top plate, wherein a plurality of oil cylinder bodies are fixed on the lower surface of the top plate, first oil ports and second oil ports are formed in the side walls of the plurality of oil cylinder bodies, a jacket structure is sleeved on the outer surfaces of the plurality of oil cylinder bodies together, and the jacket structure comprises a first jacket and a second jacket. According to the extrusion oil cylinder, the top plate and the oil cylinder bodies are arranged, the oil cylinder bodies are fixedly connected with the lower surface of the top plate, the jacket structure is sleeved on the outer sides of the oil cylinders together and is fixedly connected with the lower surface of the top plate, the jacket structure comprises the first jacket and the second jacket, and the cooling liquid inlet and the cooling liquid outlet are formed in two sides of the jacket structure respectively, so that the extrusion oil cylinder is composed of the oil cylinder bodies.

Description

Multi-station planar extrusion oil cylinder

Technical Field

The utility model relates to the technical field of extrusion oil cylinders, in particular to a multi-station planar extrusion oil cylinder.

Background

In the die casting technology, because the inhomogeneity of die casting product, can produce the gas pocket when liquid foundry goods pours into mould inside into with difficulty to influence the die casting quality, consequently adopt extrusion cylinder to eliminate the gas pocket that produces in the die casting technology often, nevertheless because the irregularity of mould, can have many places gas pockets on a plane, current extrusion cylinder generally only has a cylinder body, can not drive the stripper plate and extrude many places, thereby lead to eliminating the effect of gas pocket not good. Secondly, when the oil cylinder is used, high temperature can be generated inside the cylinder body, the high temperature can affect a sealing ring on a piston inside the cylinder body, and finally the service life of the oil cylinder is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a multi-station planar extrusion oil cylinder.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a multistation plane extrusion cylinder, includes the roof, the roof lower surface is fixed with a plurality of hydro-cylinder bodies, and is a plurality of hydro-cylinder body lateral wall all is equipped with first hydraulic fluid port and second hydraulic fluid port, and is a plurality of the common cover of hydro-cylinder body surface is equipped with jacket structure, jacket structure includes that first cover and second are pressed from both sides the cover.

Further, the hydro-cylinder body all includes the cylinder body, the inside sliding connection of cylinder body has the telescopic link, the one end fixedly connected with piston that the telescopic link is located the cylinder body, the telescopic link is located the outer one end fixedly connected with stripper plate of cylinder body to can drive the stripper plate alone through a plurality of hydro-cylinder bodies and extrude the foundry goods.

Furthermore, a plurality of semicircular grooves are formed in the bottom ends of the first clamping sleeve and the second clamping sleeve, side wing plates are fixed to the two sides of the first clamping sleeve and the two sides of the second clamping sleeve respectively, a plurality of second connecting holes are formed in the surfaces of the side wing plates, the first clamping sleeve and the second clamping sleeve can be fixedly connected through the side wing plates, and the semicircular grooves in the bottoms of the first clamping sleeve and the second clamping sleeve form the circular grooves.

Furthermore, a plurality of annular grooves are formed in the bottom end of the outer side wall of the oil cylinder body, sealing rings are arranged in the annular grooves, and the sealing performance between the oil cylinder body and the circular groove of the jacket structure can be improved through the sealing rings.

Furthermore, top wing plates are fixed to the top ends of the two sides of the first clamping sleeve and the second clamping sleeve, a plurality of first connecting holes are formed in the surfaces of the top wing plates, and the first clamping sleeve and the second clamping sleeve are conveniently and fixedly connected with the top plate through the top wing plates.

Furthermore, the first jacket side wall is provided with a plurality of first through holes and a plurality of second through holes, the first through holes and the second through holes are internally provided with a plurality of first oil pipes and a plurality of second oil pipes in a penetrating manner respectively, one ends of the first oil pipes, which are positioned in the jacket structure, are connected with the first oil ports of the corresponding oil cylinder bodies, one ends of the second oil pipes, which are positioned in the jacket structure, are connected with the second oil ports of the corresponding oil cylinder bodies, the first oil pipes and the second oil pipes are hermetically connected with the first through holes and the second through holes respectively, and the oil cylinder bodies can be driven to work through the first oil pipes and the second oil pipes.

Furthermore, the bottom end of one side of the first jacket is provided with a cooling liquid inlet, the top end of one side, away from the cooling liquid inlet, of the first jacket is provided with a cooling liquid outlet, the cooling liquid inlet and the cooling liquid outlet are communicated with a cooling circulating pump, so that cooling liquid can be conveniently introduced into the interior of the jacket structure, and all the oil cylinder bodies can be cooled.

The utility model has the beneficial effects that:

when the extrusion oil cylinder is used for die casting, each oil cylinder body can independently run without interference, so that air holes at different positions of a casting can be extruded, and the production quality of the casting is improved. Secondly, the inside recirculated cooling liquid that can let in of jacket structure comes to cool down the hydro-cylinder body, prevents that the inside high temperature of hydro-cylinder body from leading to the sealing ring on the piston impaired, increases the life of hydro-cylinder body.

Drawings

FIG. 1 is a main sectional view of the present invention;

FIG. 2 is a perspective view of a plurality of cylinder bodies of the present invention;

FIG. 3 is a perspective view of a jacket structure of the present invention;

FIG. 4 is a cross-sectional view of the cylinder body of the present invention;

fig. 5 is an enlarged view of the utility model at a.

Illustration of the drawings:

1. a top plate; 2. an oil cylinder body; 21. a cylinder body; 22. a telescopic rod; 23. a piston; 3. a first oil port; 4. a second oil port; 5. an annular groove; 6. a jacket structure; 61. a first jacket; 62. a second jacket; 63. a semicircular groove; 64. a top wing plate; 65. a first connection hole; 66. a side wing panel; 67. a second connection hole; 68. a first perforation; 69. a second perforation; 7. a first oil pipe; 8. a second oil pipe; 9. a coolant inlet; 10. a coolant outlet; 11. a pressing plate; 12. and (5) sealing rings.

Detailed Description

As shown in fig. 1-3, the multi-station planar extrusion cylinder comprises a top plate 1, wherein a plurality of cylinder bodies 2 are fixed on the lower surface of the top plate 1, the side walls of the plurality of cylinder bodies 2 are provided with a first oil port 3 and a second oil port 4, a jacket structure 6 is sleeved on the outer surfaces of the plurality of cylinder bodies 2, and the jacket structure 6 comprises a first jacket 61 and a second jacket 62. The bottom ends of the first clamping sleeve 61 and the second clamping sleeve 62 are respectively provided with a plurality of semicircular grooves 63, the two sides of the first clamping sleeve 61 and the second clamping sleeve 62 are respectively fixed with a side wing plate 66, and the surface of each side wing plate 66 is provided with a plurality of second connecting holes 67. Top wing plates 64 are fixed at the top ends of both sides of the first clamping sleeve 61 and the second clamping sleeve 62, and a plurality of first connecting holes 65 are formed in the surfaces of the top wing plates 64. A plurality of first through holes 68 and a plurality of second through holes 69 are formed in the side wall of the first jacket 61, a plurality of first oil pipes 7 and a plurality of second oil pipes 8 are respectively arranged inside the first through holes 68 and the second through holes 69 in a penetrating manner, one ends of the first oil pipes 7 located in the jacket structure 6 are connected with the first oil ports 3 of the corresponding oil cylinder bodies 2, one ends of the second oil pipes 8 located in the jacket structure 6 are connected with the second oil ports 4 of the corresponding oil cylinder bodies 2, and the first oil pipes 7 and the second oil pipes 8 are respectively connected with the first through holes 68 and the second through holes 69 in a sealing manner. The bottom end of one side of the first jacket 61 is provided with a cooling liquid inlet 9, the top end of one side of the first jacket 61, which is far away from the cooling liquid inlet 9, is provided with a cooling liquid outlet 10, and the cooling liquid inlet 9 and the cooling liquid outlet 10 are both communicated with a cooling circulating pump.

As shown in fig. 1 and fig. 4, the oil cylinder bodies 2 each include a cylinder body 21, an expansion rod 22 is slidably connected inside the cylinder body 21, one end of the expansion rod 22 located inside the cylinder body 21 is fixedly connected with a piston 23, and one end of the expansion rod 22 located outside the cylinder body 21 is fixedly connected with a compression plate 11.

As shown in fig. 1 and 5, the bottom ends of the outer side walls of the plurality of cylinder bodies 2 are provided with annular grooves 5, and sealing rings 12 are arranged inside the annular grooves 5.

When in use: the die casting will be treated and the stripper plate 11 bottom of this extrusion hydro-cylinder is arranged in, then with coolant liquid import 9 and coolant liquid export 10 respectively with the play liquid end and the feed liquor end of coolant liquid circulating pump be connected, through the oil feed or the play oil of the first oil pipe 7 of every hydro-cylinder body 2 and second oil pipe 8 of control after that, can make hydro-cylinder body 2 drive stripper plate 11 and extrude the foundry goods, meanwhile constantly pump into the coolant liquid in jacket structure 6 through the coolant liquid circulating pump, it can to cool off all hydro-cylinder bodies 2.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a multistation plane extrusion hydro-cylinder, includes roof (1), its characterized in that: the lower surface of the top plate (1) is fixed with a plurality of oil cylinder bodies (2), the side walls of the oil cylinder bodies (2) are provided with a first oil port (3) and a second oil port (4), the outer surfaces of the oil cylinder bodies (2) are sleeved with a jacket structure (6), and the jacket structure (6) comprises a first jacket (61) and a second jacket (62).

2. The multi-station planar extrusion cylinder of claim 1, wherein: the oil cylinder body (2) comprises a cylinder body (21), an expansion rod (22) is slidably connected inside the cylinder body (21), the expansion rod (22) is located at one end of a piston (23) fixedly connected with the cylinder body (21), and the expansion rod (22) is located at one end of an extrusion plate (11) fixedly connected with the outer side of the cylinder body (21).

3. The multi-station planar extrusion cylinder of claim 1, wherein: the bottom ends of the first clamping sleeve (61) and the second clamping sleeve (62) are respectively provided with a plurality of semicircular grooves (63), side wing plates (66) are fixed on two sides of the first clamping sleeve (61) and the second clamping sleeve (62), and a plurality of second connecting holes (67) are formed in the surfaces of the side wing plates (66).

4. The multi-station planar extrusion cylinder of claim 1, wherein: a plurality of hydro-cylinder body (2) lateral wall bottom all is equipped with ring channel (5), ring channel (5) inside is equipped with sealing washer (12).

5. The multi-station planar extrusion cylinder of claim 1, wherein: top wing plates (64) are fixed at the top ends of the two sides of the first clamping sleeve (61) and the second clamping sleeve (62), and a plurality of first connecting holes (65) are formed in the surfaces of the top wing plates (64).

6. The multi-station planar extrusion cylinder of claim 1, wherein: the side wall of the first jacket (61) is provided with a plurality of first through holes (68) and a plurality of second through holes (69), the first through holes (68) and the second through holes (69) are respectively internally provided with a plurality of first oil pipes (7) and a plurality of second oil pipes (8), the first oil pipes (7) are located at one ends of the jacket structure (6) and connected with first oil ports (3) of corresponding oil cylinder bodies (2), the second oil pipes (8) are located at one ends of the jacket structure (6) and connected with second oil ports (4) of corresponding oil cylinder bodies (2), and the first oil pipes (7) and the second oil pipes (8) are respectively in sealing connection with the first through holes (68) and the second through holes (69).

7. The multi-station planar extrusion cylinder of claim 1, wherein: the cooling system is characterized in that a cooling liquid inlet (9) is formed in the bottom end of one side of the first jacket (61), a cooling liquid outlet (10) is formed in the top end of one side, away from the cooling liquid inlet (9), of the first jacket (61), and the cooling liquid inlet (9) and the cooling liquid outlet (10) are communicated with a cooling circulating pump.