CN211489559U

CN211489559U - Die casting device with side cut function

Info

Publication number: CN211489559U
Application number: CN202020044413.0U
Authority: CN
Inventors: 黄卫良; 罗兴树
Original assignee: Shanghai Weizhu Machinery Manufacturing Co ltd
Current assignee: Shanghai Weizhu Machinery Manufacturing Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-09-15
Anticipated expiration: 2030-01-10

Abstract

The utility model relates to a die-casting equipment technical field, concretely relates to die-casting device with side cut function, it includes the oil tank, the oil tank is connected the oil pump, the oil pump is connected the motor, the motor drive oil pump extracts the oil from the oil tank, the oil inlet of oil pump connects the oil tank, the oil-out connects first oil circuit piece, first oil circuit piece passes through first oil inlet pipe and connects a die-casting hydro-cylinder, the die-casting hydro-cylinder passes through first oil outlet pipe and connects first oil circuit piece, first oil circuit piece passes through shared oil pipe and connects second oil circuit piece, second oil circuit piece passes through second oil inlet pipe and connects the side cut hydro-cylinder, the side cut hydro-cylinder passes through second oil outlet pipe and connects second oil circuit piece, second oil circuit piece passes through oil return pipe and connects the oil tank; the die-casting oil cylinder and the trimming oil cylinder are both hydraulic oil cylinders. The utility model discloses an oil feed line's sharing can successively supply die-casting head and the work of shearing the head, has retrencied the oil circuit structure, has reduced equipment input, has reduced the equipment volume, has also reduced oil consumption, has saved the electric energy.

Description

Die casting device with side cut function

Technical Field

The utility model relates to a die-casting equipment technical field, concretely relates to die-casting device with side cut function.

Background

In the die-casting production, the product that the die-casting came out need remove material handle or product go up burr, overlap etc. often need be equipped with an edge trimmer alone beside the die-casting machine, and this edge trimmer is generally not the product of same producer with the die-casting machine, therefore respectively have independent driving system and control system who belongs to oneself, and in the die-casting process, the edge trimmer is standby state, but the motor is idle running always, after isobaric casting product comes out, just takes the edge trimmer to remove material handle and burr. The combined structure wastes electricity consumption, reduces the service life of equipment and occupies more factory space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a die-casting device with side cut function, technical problem more than solving.

The utility model provides a technical problem can adopt following technical scheme to realize:

a die-casting device with a trimming function comprises an oil tank for storing oil, wherein the oil tank is connected with an oil pump, the oil pump is connected with a motor for driving the oil pump to work, the motor drives the oil pump to extract oil from the oil tank, an oil inlet of the oil pump is connected with the oil tank, an oil outlet of the oil pump is connected with a first oil path block, the first oil path block is connected with a die-casting oil cylinder through a first oil inlet pipe, the die-casting oil cylinder is connected with the first oil path block through a first oil outlet pipe, the first oil path block is connected with a second oil path block through a common oil pipe, the second oil path block is connected with a trimming oil cylinder through a second oil inlet pipe, the trimming oil cylinder is connected with the second oil path block through a second oil outlet pipe, and the second oil path block is connected with the oil tank through an oil return pipe;

the die-casting oil cylinder and the trimming oil cylinder are both hydraulic oil cylinders.

The first oil path block is connected with a die casting machine control module for controlling the on-off of each oil path, the second oil path block is also connected with the die casting machine control module, the die casting machine control module is connected with a first limit switch, the first limit switch is arranged at the bottom dead center of the piston stroke of the die casting oil cylinder, and when the piston of the die casting oil cylinder returns to the bottom dead center, the first limit switch is triggered to send a signal and then the second oil path block is conducted to supply oil to the edge cutting oil cylinder, and the first oil path block is cut off to supply oil to the die casting oil cylinder;

die-casting machine control module connects a second limit switch, second limit switch set up in the lower dead center of side cut hydro-cylinder works as when the piston of side cut hydro-cylinder retreats to lower dead center, triggers behind the second limit switch signals the second oil circuit piece right the fuel feeding of side cut hydro-cylinder, and switch on first oil circuit piece is right the fuel feeding of die-casting hydro-cylinder.

The die-casting machine is characterized in that a delay unit is arranged between the die-casting machine control module and the first limit switch, and the delay unit is used for setting a certain time delay to serve as the reaction time of the die-casting oil cylinder, so that the delay can be effectively utilized, and the machine can be stopped in time when the die-casting problem occurs.

The first oil path block adopts a multi-path reversing valve, and preferably adopts a multi-path reversing valve composed of electromagnetic valves.

The second oil path block adopts a multi-path reversing valve, preferably a multi-path reversing valve consisting of electromagnetic valves.

Has the advantages that: due to the adoption of the technical scheme, the utility model discloses an oil feed line's sharing is realized, can successively supply die-casting head and the work of shearing the head, has retrencied the oil circuit structure, has reduced equipment input, has reduced the equipment volume, has also reduced the oil consumption, has saved the electric energy.

Drawings

FIG. 1 is a schematic diagram of an oil circuit connection according to the present invention;

fig. 2 is a schematic diagram of an electrical connection of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific drawings. It is noted that the terms "first," "second," "third," "fourth," and the like (if any) in the description and in the claims of the present invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises" or "comprising," and any variations thereof, are intended to cover non-exclusive inclusions, such that a product or apparatus that comprises a list of elements or units is not necessarily limited to those elements or units expressly listed, but may include other elements or units not expressly listed or inherent to such product or apparatus.

Referring to fig. 1, 2 and 3, the die-casting device with the edge cutting function comprises an oil tank 1 for storing oil, wherein the oil tank 1 is connected with an oil pump 2 through an oil pumping pipe 401, the oil pump 2 is connected with a rotating shaft of a motor 3 through a rotating shaft and a coupling, and the motor 3 drives the oil pump 2 to rotate and then pumps the oil from the oil tank 1. An oil inlet of the oil pump 2 is connected with the oil tank 1, an oil outlet of the oil pump is connected with a first oil path block 501 through an oil supply main pipeline 402, the first oil path block 501 is connected with the die-casting oil cylinder 6 through a first oil inlet pipe 601, and the die-casting oil cylinder 6 is connected with the first oil path block 501 through a first oil outlet pipe 602; the first oil path block 501 is connected with the second oil path block 502 through a shared oil pipe 403, the second oil path block 502 is connected with the trimming oil cylinder 7 through a second oil inlet pipe 701, and the trimming oil cylinder 7 is connected with the second oil path block 502 through a second oil outlet pipe 702. The second oil path block 502 is connected to the oil tank 1 via the oil return pipe 404. The die-casting oil cylinder 6 and the trimming oil cylinder 7 are both hydraulic oil cylinders.

The first oil circuit block 501 is connected with a die casting machine control module 10 for controlling the on-off of each oil circuit, the second oil circuit block 502 is also connected with the die casting machine control module 10, the die casting machine control module 10 is connected with a first limit switch 81, the first limit switch 81 is arranged at the bottom dead center of the piston stroke of the die casting oil cylinder 6, when the piston of the die casting oil cylinder 6 returns to the bottom dead center (the piston of the die casting oil cylinder returns to the initial position after the die casting head completes the die casting operation), the first limit switch 81 is triggered to send a signal, the die casting machine control module 10 conducts the oil supply of the second oil circuit block 502 to the edge cutting oil cylinder 7 according to the signal, and cuts off the oil supply of the first oil circuit block 501 to; the die casting machine control module 10 is connected with the second limit switch 82, the second limit switch 82 is arranged at the bottom dead center of the trimming oil cylinder 7, when the piston of the trimming oil cylinder 7 returns to the bottom dead center, the second limit switch 82 is triggered to send a signal, the die casting machine control module 10 cuts the oil supply of the second oil circuit block 502 to the trimming oil cylinder 7 according to the signal, and the oil supply of the first oil circuit block 501 to the die casting oil cylinder 6 is conducted. Among them, the first oil path block 501 is a multi-path directional valve, preferably a multi-path directional valve composed of electromagnetic valves. The second oil path block 502 may also adopt a multi-way directional valve, preferably a multi-way directional valve composed of electromagnetic valves. The power supply control of the motor 3 is also connected with a die casting machine control module 10, and the module 10 can adopt a PLC or a single chip microcomputer. It is a common technique to turn on the solenoid valve according to the input signal, and the description is omitted here. Wherein, for avoiding first limit switch and second limit switch's signal conflict, the duplicate structure when can adopting the signal count realizes the interlocking, and this structure can set up as follows: the die-casting machine control module is connected to an accumulator unit, which is set (e.g., to 1) when the signal of the first limit switch is received and reset (e.g., to 0) when the signal of the second limit switch is received. Therefore, the conflict of the signals of the two limit switches can be avoided.

In addition, a delay unit 9 is arranged between the die-casting machine control module 10 and the first limit switch 81, and a certain time delay is set through the delay unit 9 and is used as the reaction time of the die-casting oil cylinder 6, so that the delay can be effectively utilized, and the machine can be stopped in time when the die-casting problem occurs.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A die-casting device with a trimming function comprises an oil tank for storing oil, and is characterized in that the oil tank is connected with an oil pump, the oil pump is connected with a motor, the motor drives the oil pump to extract oil from the oil tank, an oil inlet of the oil pump is connected with the oil tank, an oil outlet of the oil pump is connected with a first oil path block, the first oil path block is connected with a die-casting oil cylinder through a first oil inlet pipe, the die-casting oil cylinder is connected with the first oil path block through a first oil outlet pipe, the first oil path block is connected with a second oil path block through a common oil pipe, the second oil path block is connected with a trimming oil cylinder through a second oil inlet pipe, the trimming oil cylinder is connected with the second oil path block through a second oil outlet pipe, and the second oil path block is connected with the oil tank through an oil return pipe;

2. The die-casting device with trimming function according to claim 1,

the first oil path block is connected with a die-casting machine control module for controlling the on-off of each oil path, the second oil path block is also connected with the die-casting machine control module, the die-casting machine control module is connected with a first limit switch, and the first limit switch is arranged at a lower dead point of the piston stroke of the die-casting oil cylinder;

the die-casting machine control module is connected with a second limit switch, and the second limit switch is arranged at the lower dead point of the trimming oil cylinder.

3. The die-casting device with trimming function according to claim 2,

and a time delay unit is arranged between the die-casting machine control module and the first limit switch.

4. The die-casting device with a trimming function according to claim 3, wherein the delay unit employs a timer.

5. The die-casting device with a trimming function according to any one of claims 1 to 4, wherein the first oil passage block employs a multi-way directional valve.

6. The die-casting device with trimming function according to claim 5,

the first oil path block adopts a multi-path reversing valve composed of electromagnetic valves.

7. The die-casting device with a trimming function according to any one of claims 1 to 4, wherein the second oil passage block employs a multi-passage directional control valve.

8. The die-casting device with trimming function according to claim 7,

the second oil path block adopts a multi-path reversing valve composed of electromagnetic valves.