CN108746318B

CN108746318B - Full-automatic lubricating device for lithium battery cutting die

Info

Publication number: CN108746318B
Application number: CN201810875102.6A
Authority: CN
Inventors: 付海民; 陈焰媚
Original assignee: Dongguan Zhihong Precision Mould Co ltd
Current assignee: Dongguan Zhihong Precision Mould Co ltd
Priority date: 2018-08-03
Filing date: 2018-08-03
Publication date: 2023-06-23
Anticipated expiration: 2038-08-03
Also published as: CN108746318A

Abstract

The invention discloses a full-automatic lubricating device of a lithium battery cutting die, which comprises a stamping knife, wherein the stamping knife is arranged in a knife edge, the knife edge is arranged on one side of a lower knife holder, the stamping knife is fixed on the lower knife holder through a fixing hole, a corner of the stamping knife, which is arranged in the knife edge, is provided with a positioning lug, the positioning lug is fixed in a positioning groove, the positioning groove is arranged on a side panel of the lower knife holder, which is close to the stamping knife, a plurality of oil delivery pipes are arranged on the outer side of the lower knife holder, one ends of the oil delivery pipes are communicated with the knife edge through a shunt channel, and one ends of the oil delivery pipes, which are far away from the knife edge, are connected with a pneumatic throttle valve. The pneumatic throttle valve is connected with an oil storage tank through an oil delivery pipe, the upper end of the oil storage tank is provided with an oil filling hole and a compressed gas inlet, and a liquid level sensor is arranged in the oil storage tank.

Description

Full-automatic lubricating device for lithium battery cutting die

Technical field:

the invention belongs to the technical field of lithium ion battery positive plate punching equipment, and particularly relates to a full-automatic lubrication device for a lithium battery cutting die.

The background technology is as follows:

the invention provides a full-automatic lubricating device for a lithium battery cutting die, which is characterized in that a cutting edge is increased by a spray lubricating device, so that the cutting edge is wetted, the waste on the cutting edge is automatically taken away by lubricating oil, the cutting edge is not adhered with aluminum scraps, the punching precision is ensured, and the service life of the die is prolonged.

The invention comprises the following steps:

the invention aims to solve the problems that aluminum scraps are easy to adhere to an existing lithium battery cutting die tool, burrs are easy to be generated on a tab after punching time, waste materials are easy to adhere to a knife edge, the lubrication effect is poor, the punching precision is reduced, secondary shearing is formed, and waste materials of hair and hair are adhered to the tab of a product, so that the defect of extremely high potential safety hazard is brought to a finished battery core manufactured later is overcome.

In order to solve the problems, the invention provides a technical scheme that:

the utility model provides a full-automatic lubricating arrangement of lithium cell cut mould, includes stamping knife and lower blade holder, one side of lower blade holder is equipped with the edge of a knife with stamping knife complex, stamping knife passes through the fixed orifices to be fixed on the cope match-plate pattern of lower blade holder top, just stamping knife is equipped with the location lug towards a corner of edge of a knife one side, the lateral wall of edge of a knife is equipped with the constant head tank that corresponds with the location lug, the lower blade holder outside is equipped with a plurality of oil transfer pipes, the one end of oil transfer pipe passes through shunt channels and edge of a knife intercommunication, the one side of stamping knife facing the edge of a knife is equipped with the guiding gutter that corresponds with the shunt channels, guiding gutter arc upwards extends to the upper end is equipped with two oil spout, the oil spout orientation symmetry of two oil spout distributes in the both sides of the oil inlet orientation of shunt channels, and the oil spout is located the same one side of stamping knife with the oil inlet of same guiding gutter, the one end that the edge was kept away from to the oil transfer pipe is connected with pneumatic choke valve, pneumatic choke valve is connected with the oil storage tank through the pipe, the oil storage tank upper end is equipped with oil filler and compressed gas entry, just be equipped with the liquid level sensor in the oil storage tank.

Preferably, a one-way valve is arranged in the oil filling hole.

Preferably, the lower side of the lower tool apron is provided with an oil receiving groove and a cylinder for driving the oil receiving groove to move back and forth, the oil receiving groove is provided with a filter screen, a return pipe is arranged in the oil receiving groove, and the return pipe is connected with an oil storage tank.

Preferably, the compressed air inlet is communicated with an external air compressor, and the compressed air pressure is controlled to be 3kg.

Preferably, a hole cover is arranged at the upper port of the oil filling hole.

Preferably, the housing of the oil storage tank is made of alloy steel.

Preferably, the injection direction of the injection port is inclined downward.

The invention has the beneficial effects that:

the full-automatic lubricating device for the lithium battery cutting die ensures the lubricating effect of the cutting edge in the punching process by arranging an oil inlet channel communicated with the cutting edge on the lower cutter seat and controlling the oil inlet condition in the punching process, so that the use and maintenance frequency of the cutting die is obviously reduced, the phenomenon that the cutting edge sticks to aluminum powder is basically solved, the service life of the cutting die is obviously prolonged, and the secondary shearing band caused by the sticking of waste materials on the cutting edge is also reduced; the diversion channel corresponding to the diversion channel is arranged on the punching cutter, and the two oil injection ports are arranged after the diversion channel extends upwards in an arc shape, so that the oil injection range of lubricating oil is increased, and the lubricating effect is improved; the invention has simple structure and convenient use, can clean the punching cutter and prolongs the service life of the cutting die. The oil-way oil injection quantity is regulated and controlled through a program setting time and a throttle valve, and the oil storage tank is provided with a liquid level sensor, so that the oil storage tank can automatically alarm and remind of oiling when being used in an offline position.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a top view of an assembled structure of an embodiment of the present invention;

FIG. 2 is a side view of an assembled structure of an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view at B-B in FIG. 1;

fig. 4 is an enlarged schematic view at a in fig. 1.

In the figure: 1. punching a cutter; 2. a lower tool apron; 3. a knife edge; 4. an oil delivery pipe; 5. a pneumatic throttle valve; 6. an oil storage tank; 7. a fuel filler hole; 8. a compressed gas inlet; 9. a liquid level sensor; 10. an oil receiving groove; 11. a fixing hole; 12. positioning the protruding blocks; 13. a positioning groove; 14. a shunt channel; 15. diversion trench; 16. an oil spraying port; 17. a filter screen; 18. and (5) a return pipe.

The specific embodiment is as follows:

as shown in fig. 1-4, the present embodiment adopts the following technical scheme:

the utility model provides a full-automatic lubricating arrangement of lithium cell cut mould, includes punching blade 1 and lower blade holder 2, one side of lower blade holder 2 is equipped with the guiding gutter 15 that corresponds with the punching blade 1, punching blade 1 passes through fixed orifices 11 to be fixed on the cope match-plate pattern of lower blade holder 2 top, just a corner that punching blade 1 was towards blade 3 one side is equipped with location lug 12, the lateral wall of blade 3 is equipped with the constant head tank 13 that corresponds with location lug 12, the outside of lower blade holder 2 is equipped with a plurality of oil transfer pipes 4, the one end of oil transfer pipe 4 is through shunt channel 14 and blade 3 intercommunication, the one side that punching blade 1 was faced to blade 3 is equipped with guiding gutter 15 that corresponds with shunt channel 14, guiding gutter 15 arc upwards extends to the upper end is equipped with two oil spout 16, the oil spout direction symmetric distribution of two oil spout 16 is in the both sides of shunt channel oil inlet direction, and the same side that oil spout 16 and oil inlet that is located punching blade 1 of same guiding gutter 15, the one end that oil transfer pipe 4 kept away from 3 is connected with pneumatic oil storage valve 5, the air transfer pipe 6 is equipped with fluid reservoir 6 through air transfer valve 6 and air-reservoir 6, 6 is equipped with fluid reservoir 6 and fluid reservoir 6, and the interior sensor 6. The oil filling hole 7 is internally provided with a one-way valve so as to prevent the condition of lubricating oil backflow after pressurization in the oil storage tank 6.

Specifically, the lower side of the lower tool apron 2 is provided with an oil receiving groove 10 and a cylinder for driving the oil receiving groove to move back and forth, the oil receiving groove 10 is provided with a filter screen 17, a return pipe 18 is arranged in the oil receiving groove 10, and the return pipe 18 is connected with the oil storage tank 6. Specifically, the compressed air inlet 8 is communicated with an external air compressor, and the compressed air pressure is controlled to be 3kg. The pressure of the washing oil stabilizes the outflow speed of the washing oil and does not cause excessive situations, and the washing oil is obtained from practical data.

Specifically, a hole cover is arranged at the upper port of the oil filling hole 7 to prevent dust from falling into the oil filling hole 7.

Specifically, the housing of the oil storage tank 6 is made of alloy steel to ensure that it is not easily deformed in an environment of high internal pressure and to prevent the battery waste from corroding it.

Specifically, the oil spraying direction of the oil spraying port 16 is inclined downwards, so that the impurity removing efficiency of the punched product is improved.

The working principle of the invention is as follows:

when the die is required to be lubricated, the oil receiving groove 10 is driven by the air cylinder to move to the lower side of the lower tool apron 2, lubricating oil is conveyed to the diversion channel 14 through the oil conveying pipe 4 after being pressurized, then is sprayed into the diversion channel 15 through the diversion channel 14, and is sprayed out through the two oil spraying ports 16 of the diversion channel 15, so that the tool edge 3 and a punching tool in the tool edge 3 are lubricated, sundries in the tool edge 3 are cleaned, lubricating oil flowing in from the tool edge 3 is filtered through the filter screen 17 and then is recycled through the oil receiving groove 10, and after lubrication is completed, the oil receiving groove 10 is driven by the air cylinder to move to perform punching of materials again. According to the design, after the oil spraying and lubricating device is used, the use and maintenance frequency of the cutting die is obviously reduced, the phenomenon that the cutting edge sticks to aluminum powder is basically solved, the service life of the cutting die is obviously prolonged, and meanwhile, the secondary shearing band caused by the sticking of waste materials to the cutting edge is reduced.

While the basic principles and main features of the present invention and advantages of the present invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing specification merely illustrate the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims and their equivalents.

Claims

1. Full-automatic lubricating device of lithium cell cut mould, including stamping knife (1) and lower blade holder (2), its characterized in that: one side of the lower cutter holder (2) is provided with a cutter edge (3) matched with the cutter knife (1), the cutter knife (1) is fixed on an upper template above the lower cutter holder (2) through a fixing hole (11), a corner of the cutter knife (1) facing one side of the cutter knife (3) is provided with a positioning lug (12), the side wall of the cutter knife (3) is provided with a positioning groove (13) corresponding to the positioning lug (12), the outer side of the lower cutter holder (2) is provided with a plurality of oil delivery pipes (4), one end of each oil delivery pipe (4) is communicated with the cutter knife (3) through a diversion channel (14), one side of the cutter knife (1) facing the cutter knife (3) is provided with a diversion channel (15) corresponding to the diversion channel (14), the diversion channel (15) extends upwards in an arc shape, the upper end is provided with two oil injection ports (16), the oil injection directions of the two oil injection ports (16) are symmetrically distributed on two sides of the diversion channel in the direction, the oil injection ports (16) are located on the same side of the cutter knife (1) of the same diversion channel (15), one end of each oil delivery pipe (4) is connected with the corresponding to the corresponding air delivery pipe (4), one end (5) is connected with the corresponding air delivery pipe (5), oil storage tank (6) upper end is equipped with tank filler hole (7) and compressed gas entry (8), just be equipped with level sensor (9) in oil storage tank (6), be equipped with the single-pass valve in tank filler hole (7), the below of lower blade holder (2) is equipped with oil receiving groove (10) and drives and connects the cylinder that the oil groove reciprocated, be equipped with filter screen (17) on connecing oil groove (10), be equipped with back flow (18) in connecing oil groove (10), back flow (18) are connected with oil storage tank (6).

2. The full-automatic lubrication device for a lithium battery cutting die according to claim 1, wherein: the compressed air inlet (8) is communicated with an external air compressor, and the compressed air pressure is controlled to be 3kg.

3. The full-automatic lubrication device for a lithium battery cutting die according to claim 1, wherein: and a hole cover is arranged at the upper port of the oil filling hole (7).

4. The full-automatic lubrication device for a lithium battery cutting die according to claim 1, wherein: the shell of the oil storage tank (6) is made of alloy steel.