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Waste oil recycling method of capacitor aluminum shell punching oil

A technology for stamping oil and capacitors, which is applied in chemical instruments and methods, semi-permeable membrane separation, and sediment separation by centrifugal force. strong effect

Inactive Publication Date: 2018-08-10
LINAN AOXING ELECTRONICS +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] At present, there is no practical recovery technology for the waste stamping oil produced in the production of capacitor aluminum shells, which can directly reuse the recovered oil in production

Method used

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  • Waste oil recycling method of capacitor aluminum shell punching oil

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0036] like figure 1 As shown in the figure, a waste oil recovery device for aluminum casing stamping oil of capacitors includes: a high-speed centrifuge 1, a raw material tank 2, a heating coil 3, a temperature control jacket 4, a feeding pump 5, a circulating pump 6, a Flow circulation group 7 and isolation backflush tank 8.

[0037]The high-speed centrifuge, the raw material tank, the feeding pump, the circulation pump, and the cross-flow circulation group are connected in sequence, and the two ends of the temperature control jacket are respectively connected with the two ends of the cross-flow circulation group to form a circulation loop; the cross-flow circulation The concentrated oil in the group passes through the raw material tank and the feed pump in turn and returns to the high-speed centrifuge; the heating coil is set on the raw material tank, and the isolation backflush tank is set on the filtered oil outlet of the cross-flow circulation group .

[0038] Wherein,...

Embodiment 2

[0047] like figure 1 As shown in the figure, a waste oil recovery device for aluminum casing stamping oil of capacitors includes: a high-speed centrifuge 1, a raw material tank 2, a heating coil 3, a temperature control jacket 4, a feeding pump 5, a circulating pump 6, a Flow circulation group 7 and isolation backflush tank 8.

[0048] The high-speed centrifuge, the raw material tank, the feeding pump, the circulation pump, and the cross-flow circulation group are connected in sequence, and the two ends of the temperature control jacket are respectively connected with the two ends of the cross-flow circulation group to form a circulation loop; the cross-flow circulation The concentrated oil in the group passes through the raw material tank and the feed pump in turn and returns to the high-speed centrifuge; the heating coil is set on the raw material tank, and the isolation backflush tank is set on the filtered oil outlet of the cross-flow circulation group .

[0049] Wherein...

Embodiment 3

[0058] like figure 1 As shown in the figure, a waste oil recovery device for aluminum casing stamping oil of capacitors includes: a high-speed centrifuge 1, a raw material tank 2, a heating coil 3, a temperature control jacket 4, a feeding pump 5, a circulating pump 6, a Flow circulation group 7 and isolation backflush tank 8.

[0059] The high-speed centrifuge, the raw material tank, the feeding pump, the circulation pump, and the cross-flow circulation group are connected in sequence, and the two ends of the temperature control jacket are respectively connected with the two ends of the cross-flow circulation group to form a circulation loop; the cross-flow circulation The concentrated oil in the group passes through the raw material tank and the feed pump in turn and returns to the high-speed centrifuge; the heating coil is set on the raw material tank, and the isolation backflush tank is set on the filtered oil outlet of the cross-flow circulation group .

[0060] Wherein...

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Abstract

The invention relates to the technical field of waste oil recycling and discloses a waste oil recycling method of capacitor aluminum shell punching oil. The waste oil recycling method comprises the following steps: 1) carrying out centrifugal treatment: after pre-heating capacitor aluminum shell punching oil to be filtered, transferring the capacitor aluminum shell punching oil into a high-speed centrifugal machine and carrying out the centrifugal treatment to enable large-particle solid suspended matters to stay in the centrifugal machine, so as to form a filter cake; 2) carrying out heatingtreatment: conveying centrifugal supernatant subjected to the centrifugal treatment into a raw material tank with a heating function and heating; 3) conveying the heated centrifugal supernatant into acirculating filtering returning path comprising a cross-flow membrane circulating group and a temperature control jacket pipe and carrying out circulating filtering; separating filtered oil obtainedfiltering and collecting; conveying concentrated oil intercepted by a cross-flow membrane in the cross-flow membrane circulating group back into the raw material tank and the high-speed centrifugal machine in sequence and centrifuging again to form closed-loop cycle. The waste oil is treated by the method for 24h and the impurity removal rate can reach 98 percent or more.

Description

technical field [0001] The invention relates to the technical field of waste oil recovery, in particular to a waste oil recovery method for stamping oil of aluminum casings of capacitors. Background technique [0002] Aluminum stamping products are widely used in daily utensils, food and beverage packaging, capacitors and other industries. With the continuous improvement of quality and environmental protection standards, more and more stringent requirements are placed on the recycling and reuse of stamping oil products. There are two main sources of waste stamping oil for aluminum shells, one is the stamping oil pre-coated on the aluminum billet before stamping, and the waste oil collected from the lower part of the machine tool after the action of the stamping machine, and the other is the scrap of waste billet. Waste oil collected after centrifugal pressing. The above waste oil accounts for 2 / 3 of the production oil. In addition to the relatively easy separation of large...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D61/00B01D21/26
CPCB01D21/26B01D61/00
Inventor 应银仙陆剑鸣帅成忠徐丽燕
Owner LINAN AOXING ELECTRONICS
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