CN204233881U - Electric spark Electrical discharge machine oil strainer - Google Patents
Electric spark Electrical discharge machine oil strainer Download PDFInfo
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- CN204233881U CN204233881U CN201420701024.5U CN201420701024U CN204233881U CN 204233881 U CN204233881 U CN 204233881U CN 201420701024 U CN201420701024 U CN 201420701024U CN 204233881 U CN204233881 U CN 204233881U
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- 238000010892 electric spark Methods 0.000 title claims abstract description 16
- 239000010721 machine oil Substances 0.000 title claims description 8
- 239000003921 oil Substances 0.000 claims abstract description 81
- 239000004744 fabric Substances 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 239000002893 slag Substances 0.000 claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 239000010705 motor oil Substances 0.000 claims abstract description 11
- 230000003628 erosive effect Effects 0.000 claims description 11
- 238000009760 electrical discharge machining Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
本实用新型公开了一种可直接排出过滤渣屑过滤效果更好的电火花电蚀机油过滤器，包括污油箱、过滤箱、移动式过滤装置和净油箱；所述污油箱上的污油出口与过滤箱上侧的污油进口相连；所述移动式过滤装置包括主传动轴、副传动轴、过滤网带和滤布卷；所述主传动轴和副传动轴设置在过滤箱的内部，所述过滤网带绕主传动轴和副传动轴设置一圈，且过滤网带的传送末端与过滤箱上的排渣口相对应；所述滤布卷设置在过滤箱上，且滤布卷的卷头铺设在过滤网带的上侧；所述净油箱与过滤箱上的净油出口相连，所述净油出口位于移动式过滤装置的下侧。该过滤器可通过过滤网带转动将过滤渣屑直接从排渣口排出，并更换新的滤布进行过滤，过滤效果好。
The utility model discloses an electric spark electric corrosion engine oil filter which can directly discharge filter slag and has a better filtering effect, which comprises a dirty oil tank, a filter box, a mobile filter device and a clean oil tank; the dirty oil outlet on the dirty oil tank It is connected to the dirty oil inlet on the upper side of the filter box; the mobile filter device includes a main transmission shaft, an auxiliary transmission shaft, a filter belt and a filter cloth roll; the main transmission shaft and the auxiliary transmission shaft are arranged inside the filter box, The filter belt is set around the main transmission shaft and the auxiliary transmission shaft, and the transmission end of the filter belt corresponds to the slag discharge port on the filter box; the filter cloth roll is arranged on the filter box, and the filter cloth roll The roll head is laid on the upper side of the filter belt; the net oil tank is connected to the net oil outlet on the filter box, and the net oil outlet is located on the lower side of the mobile filter device. The filter can directly discharge the filter slag from the slag outlet through the rotation of the filter belt, and replace it with a new filter cloth for filtering, and the filtering effect is good.
Description
技术领域technical field
本实用新型涉及一种过滤器，尤其是一种电火花电蚀机油过滤器。The utility model relates to a filter, in particular to an electric spark electric erosion machine oil filter.
背景技术Background technique
在机加工行业中，尤其在精密毛化机床加工中，需要电火花电蚀机油作为放电介质。而电火花电蚀机油的质量直接关系到工件的毛化质量，为了增强放电能力，通常在电火花电蚀机油内添加石墨碳粉形成放电效果很好的毛化液；该毛化液在使用一定时间后需要过滤。In the machining industry, especially in precision texturing machine tool processing, EDM oil is required as the discharge medium. The quality of EDM oil is directly related to the texture quality of the workpiece. In order to enhance the discharge capacity, graphite carbon powder is usually added to the EDM oil to form a texturing fluid with good discharge effect; the texturing fluid is used Filtering is required after a certain period of time.
目前，过滤电火花电蚀机油的过滤器包括密闭的容器，容器内设置八根过滤套，过滤套垂直放入容器内并由龙骨架支撑；在过滤套的上端设置有一块隔离板，该隔离板将容器分为上下两部分，上部是存储经过滤套过滤的干净的电火花电蚀机油，下部是存放待过滤的电火花电蚀机油。通过高压泵把需要过滤的电火花电蚀机油注入到过滤器的底部，待过滤的电火花电蚀机油通过过滤套过滤后流入过滤器中容器的上部。但是，该过滤器过滤电火花电蚀机油后留存在过滤套中的渣屑无法完全排出，影响过滤精度；并且该过滤器中的过滤套容易从龙骨架上脱落，至使待过滤的电火花电蚀机油直接流入容器的上部，污染干净的电火花电蚀机油。At present, the filter for filtering EDM oil includes a closed container, and eight filter sleeves are arranged in the container, and the filter sleeves are vertically placed in the container and supported by a keel frame; The plate divides the container into upper and lower parts. The upper part is to store the clean EDM oil filtered by the filter sleeve, and the lower part is to store the EDM oil to be filtered. The EDM oil to be filtered is injected into the bottom of the filter through the high-pressure pump, and the EDM oil to be filtered flows into the upper part of the container in the filter after being filtered through the filter sleeve. However, the slag remaining in the filter sleeve after the filter filters the EDM oil cannot be completely discharged, which affects the filtration accuracy; and the filter sleeve in the filter is easy to fall off from the dragon frame, so that the EDM to be filtered The electric erosion machine oil flows directly into the upper part of the container, polluting the clean electric spark electric erosion machine oil.
实用新型内容Utility model content
本实用新型要解决的技术问题是提供一种可直接排出过滤渣屑过滤效果更好的电火花电蚀机油过滤器。The technical problem to be solved by the utility model is to provide an electric spark electric corrosion engine oil filter which can directly discharge filter slag and have a better filtering effect.
本实用新型解决其技术问题所采用的技术方案是：电火花电蚀机油过滤器，包括污油箱、过滤箱、移动式过滤装置和净油箱；所述污油箱上的污油出口与过滤箱上侧的污油进口相连；所述移动式过滤装置包括主传动轴、副传动轴、过滤网带和滤布卷；所述主传动轴和副传动轴设置在过滤箱的内部，所述过滤网带绕主传动轴和副传动轴设置一圈，且过滤网带的传送末端与过滤箱上的排渣口相对应；所述滤布卷设置在过滤箱上，且滤布卷的卷头铺设在过滤网带的上侧；所述净油箱与过滤箱上的净油出口相连，所述净油出口位于移动式过滤装置的下侧。The technical solution adopted by the utility model to solve the technical problems is: the electric spark electric corrosion engine oil filter includes a dirty oil tank, a filter box, a mobile filter device and a clean oil tank; the dirty oil outlet on the dirty oil tank and the filter box The dirty oil inlet on the side is connected; the mobile filter device includes a main transmission shaft, an auxiliary transmission shaft, a filter belt and a filter cloth roll; the main transmission shaft and the auxiliary transmission shaft are arranged inside the filter box, and the filter screen The belt is set around the main transmission shaft and the auxiliary transmission shaft, and the transmission end of the filter belt corresponds to the slag discharge port on the filter box; the filter cloth roll is set on the filter box, and the roll head of the filter cloth roll is laid On the upper side of the filter mesh belt; the net oil tank is connected with the net oil outlet on the filter box, and the net oil outlet is located at the lower side of the mobile filter device.
进一步的是，所述污油箱设置在过滤箱的上侧，且污油出口与污油进口的连接之间设有阀门。Further, the dirty oil tank is arranged on the upper side of the filter box, and a valve is provided between the connection of the dirty oil outlet and the dirty oil inlet.
进一步的是，所述移动式过滤装置还包括驱动电机，所述驱动电机设置在过滤箱上并与主传动轴相连。Further, the mobile filter device also includes a driving motor, which is arranged on the filter box and connected with the main transmission shaft.
进一步的是，所述过滤网带的边侧上设有过滤副网，所述过滤副网位于过滤网带与过滤箱内壁之间的间隙中。Further, a filter sub-net is provided on the side of the filter belt, and the filter sub-net is located in the gap between the filter belt and the inner wall of the filter box.
进一步的是，该过滤器还包括过滤层，所述过滤层设置在过滤箱的内部，并位于移动式过滤装置与净油出口之间；所述过滤层包括滑轨、过滤网和滤布；所述过滤箱的侧壁上设有开口，所述滑轨设置在开口两侧的过滤箱内侧壁上，所述过滤网可滑动地设置在滑轨上，所述滤布铺设于过滤网上。Further, the filter also includes a filter layer, which is arranged inside the filter box and between the mobile filter device and the net oil outlet; the filter layer includes a slide rail, a filter screen and a filter cloth; The side wall of the filter box is provided with openings, the slide rails are arranged on the inner side walls of the filter box on both sides of the opening, the filter screen is slidably arranged on the slide rails, and the filter cloth is laid on the filter screen.
进一步的是，上述过滤器还包括第二过滤层，所述第二过滤层与过滤层的结构相同，并设置在过滤箱内部位于过滤层与净油出口之间。Further, the above-mentioned filter also includes a second filter layer, which has the same structure as the filter layer, and is arranged inside the filter box between the filter layer and the net oil outlet.
进一步的是，该过滤器还包括渣屑箱，所述渣屑箱位于排渣口的正下方。Further, the filter also includes a slag box, and the slag box is located directly below the slag outlet.
本实用新型的有益效果是：移动式过滤装置中的过滤网带不仅可以和滤布卷中的滤布配合过滤电火花电蚀机油，而且通过驱动主传动轴或副传动轴可以使得过滤网带转动将过滤渣屑直接从过滤箱上的排渣口排出，并更换滤布卷中新的滤布进行过滤，过滤效果好。污油箱设置在过滤箱的上侧便于污油往过滤箱中添加。驱动电机便于移动式过滤装置的驱动。过滤副网可以避免待过滤的电火花电蚀机油从间隙中流出。过滤层和第二过滤层的设置可以进一步提高该过滤器的过滤精度，同时，可更换规格不同的过滤网及滤布实现过滤精度的控制。渣屑箱便于过滤渣屑的收集。The beneficial effect of the utility model is: the filter mesh belt in the mobile filter device can not only cooperate with the filter cloth in the filter cloth roll to filter electric spark and electric erosion engine oil, but also can make the filter mesh belt Rotate to discharge the filter slag directly from the slag discharge port on the filter box, and replace the new filter cloth in the filter cloth roll to filter, and the filtering effect is good. The dirty oil tank is arranged on the upper side of the filter box to facilitate the addition of dirty oil to the filter box. The drive motor facilitates the drive of the mobile filter unit. The auxiliary filter screen can prevent the electric spark and electric corrosion engine oil to be filtered from flowing out of the gap. The setting of the filter layer and the second filter layer can further improve the filter accuracy of the filter, and at the same time, the filter screen and filter cloth with different specifications can be replaced to realize the control of the filter accuracy. The slag box facilitates the collection of filter slag.
附图说明Description of drawings
图1是本实用新型的实施结构示意图；Fig. 1 is the implementation structural representation of the utility model;
图中标记为：污油箱1、污油出口11、阀门12、过滤箱2、污油进口21、排渣口22、净油出口23、移动式过滤装置3、主传动轴31、副传动轴32、过滤网带33、过滤副网331、滤布卷34、卷头341、驱动电机35、净油箱4、过滤层5、滑轨51、过滤网52、滤布53、第二过滤层6以及渣屑箱7。The marks in the figure are: dirty oil tank 1, dirty oil outlet 11, valve 12, filter box 2, dirty oil inlet 21, slag discharge port 22, clean oil outlet 23, mobile filter device 3, main drive shaft 31, auxiliary drive shaft 32. Filter mesh belt 33, filter sub-net 331, filter cloth roll 34, roll head 341, drive motor 35, net oil tank 4, filter layer 5, slide rail 51, filter screen 52, filter cloth 53, second filter layer 6 And the slag box 7.
具体实施方式Detailed ways
下面结合附图对本实用新型作进一步说明。Below in conjunction with accompanying drawing, the utility model is further described.
如图1所示，电火花电蚀机油过滤器，包括污油箱1、过滤箱2、移动式过滤装置3和净油箱4；所述污油箱1上的污油出口11与过滤箱2上侧的污油进口21相连；所述移动式过滤装置3包括主传动轴31、副传动轴32、过滤网带33和滤布卷34；所述主传动轴31和副传动轴32设置在过滤箱2的内部，所述过滤网带33绕主传动轴31和副传动轴32设置一圈，且过滤网带33的传送末端与过滤箱2上的排渣口22相对应；所述滤布卷34设置在过滤箱2上，且滤布卷34的卷头341铺设在过滤网带33的上侧；所述净油箱4与过滤箱2上的净油出口23相连，所述净油出口23位于移动式过滤装置3的下侧。As shown in Figure 1, the electric spark electroerosion engine oil filter includes a dirty oil tank 1, a filter box 2, a mobile filter device 3 and a clean oil tank 4; the dirty oil outlet 11 on the dirty oil tank 1 and the filter box 2 The dirty oil inlet 21 is connected; the mobile filter device 3 includes a main transmission shaft 31, an auxiliary transmission shaft 32, a filter belt 33 and a filter cloth roll 34; the main transmission shaft 31 and the auxiliary transmission shaft 32 are arranged in the filter box 2, the filter belt 33 is set around the main transmission shaft 31 and the auxiliary transmission shaft 32, and the transmission end of the filter belt 33 corresponds to the slag discharge port 22 on the filter box 2; the filter cloth roll 34 is set on the filter box 2, and the head 341 of the filter cloth roll 34 is laid on the upper side of the filter belt 33; the net oil tank 4 is connected with the net oil outlet 23 on the filter box 2, and the net oil outlet 23 Located on the lower side of the mobile filter device 3.
其中，可通过油泵将污油箱1中的待过滤的电火花电蚀机油抽送至过滤箱2中；也可以将污油箱1设置在水平高度高于过滤箱2上侧的污油进口21的位置，利用重力将待过滤的电火花电蚀机油排放到过滤箱2中。过滤箱2作为该过滤器的主要部件之一，主要用于其它部件的连接安装，以及电火花电蚀机油的中间存储、沉淀过滤等。移动式过滤装置3是该过滤器的核心部件，主要用于电火花电蚀机油的过滤，过滤渣屑的传送、排出，以及带动滤布卷34铺设更换滤布卷34中新的滤布；因为过滤渣屑的排放一般是间歇进行的，所以移动式过滤装置3中的主传动轴31或副传动轴32可以通过电机驱动，也可以通过人工驱动，使得过滤网带33转动，实现过滤渣屑的排出；同时，过滤网带33转动也带动了滤布卷34转动，使得滤布卷34中新的滤布铺设在过滤网带33上，而使用过的滤布则随过滤渣屑一同从排渣口22排出。净油箱4一般设置于过滤箱2的周侧，用于接取从净油出口23中排出的过滤后的电火花电蚀机油。Wherein, the EDM oil to be filtered in the dirty oil tank 1 can be pumped into the filter box 2 by an oil pump; the dirty oil tank 1 can also be set at a position where the level is higher than the dirty oil inlet 21 on the upper side of the filter box 2 , discharge the EDM oil to be filtered into the filter box 2 by gravity. As one of the main components of the filter, the filter box 2 is mainly used for the connection and installation of other components, as well as the intermediate storage and sedimentation filtration of EDM oil. The mobile filter device 3 is the core component of the filter, mainly used for EDM oil filtration, transmission and discharge of filter debris, and driving the filter cloth roll 34 to lay and replace the new filter cloth in the filter cloth roll 34; Because the discharge of filter slag is generally carried out intermittently, the main drive shaft 31 or auxiliary drive shaft 32 in the mobile filter device 3 can be driven by a motor, or manually driven, so that the filter belt 33 rotates to achieve filter slag. At the same time, the rotation of the filter mesh belt 33 also drives the rotation of the filter cloth roll 34, so that the new filter cloth in the filter cloth roll 34 is laid on the filter mesh belt 33, and the used filter cloth is together with the filter residue. Discharge from the slag outlet 22. The net oil tank 4 is generally arranged on the peripheral side of the filter box 2 for receiving the filtered EDM oil discharged from the net oil outlet 23 .
为了方便待过滤的电火花电蚀机油的添加及控制，所述污油箱1设置在过滤箱2的上侧，且污油出口11与污油进口21的连接之间设有阀门12。In order to facilitate the addition and control of the EDM engine oil to be filtered, the dirty oil tank 1 is arranged on the upper side of the filter box 2, and a valve 12 is provided between the connection of the dirty oil outlet 11 and the dirty oil inlet 21 .
为了提高该过滤器的自动化程度、节省人工劳动，所述移动式过滤装置3还包括驱动电机35，所述驱动电机35设置在过滤箱2上并与主传动轴31相连；驱动电机35与主传动轴31可以直接相连，也可以通过皮带、齿轮、减速器等相连。In order to improve the degree of automation of the filter and save labor, the mobile filter device 3 also includes a drive motor 35, which is arranged on the filter box 2 and connected to the main drive shaft 31; the drive motor 35 is connected to the main transmission shaft 31 The transmission shaft 31 can be connected directly, or can be connected through belts, gears, reducers and the like.
具体的，所述过滤网带33的边侧上设有过滤副网331，所述过滤副网331位于过滤网带33与过滤箱2内壁之间的间隙中；过滤副网331可以避免待过滤的电火花电蚀机油从间隙中流出。Specifically, the side of the filter belt 33 is provided with a filter sub-net 331, and the filter sub-net 331 is located in the gap between the filter belt 33 and the inner wall of the filter box 2; the filter sub-net 331 can avoid being filtered The electric spark and electric erosion engine oil flows out from the gap.
为了进一步提高该过滤器的过滤精度以及达到控制过滤精度的目的，如图1所示，该过滤器还包括过滤层5，所述过滤层5设置在过滤箱2的内部，并位于移动式过滤装置3与净油出口23之间；所述过滤层5包括滑轨51、过滤网52和滤布53；所述过滤箱2的侧壁上设有开口，所述滑轨51设置在开口两侧的过滤箱2内侧壁上，所述过滤网52可滑动地设置在滑轨51上，所述滤布53铺设于过滤网52上；可滑动地设置在滑轨51上的过滤网52可以从过滤箱2上的开口中抽出，以便及时清理；同时，也可以更换筛眼数目和大小不同的过滤网52进行过滤精度的调节；此外，铺设与过滤网52上的滤布53也可作相应的调整。In order to further improve the filtration accuracy of the filter and achieve the purpose of controlling the filtration accuracy, as shown in Figure 1, the filter also includes a filter layer 5, which is arranged inside the filter box 2 and is located in the mobile filter Between the device 3 and the net oil outlet 23; the filter layer 5 includes a slide rail 51, a filter screen 52 and a filter cloth 53; the side wall of the filter box 2 is provided with an opening, and the slide rail 51 is arranged on both sides of the opening On the inner wall of the filter box 2 on the side, the filter screen 52 is slidably arranged on the slide rail 51, and the filter cloth 53 is laid on the filter screen 52; the filter screen 52 slidably arranged on the slide rail 51 can Pull it out from the opening on the filter box 2 so as to clean it in time; at the same time, you can also replace the filter screen 52 with different mesh numbers and sizes to adjust the filtration accuracy; in addition, the filter cloth 53 laid on the filter screen 52 can also be used as Adjust accordingly.
具体的，该过滤器还包括第二过滤层6，所述第二过滤层6与过滤层5的结构相同，并设置在过滤箱2内部位于过滤层5与净油出口22之间。Specifically, the filter also includes a second filter layer 6 , which has the same structure as the filter layer 5 , and is arranged inside the filter box 2 between the filter layer 5 and the net oil outlet 22 .
为了方便过滤渣屑的收集，该过滤器还包括渣屑箱7，所述渣屑箱7位于排渣口22的正下方。In order to facilitate the collection of filter slag, the filter also includes a slag box 7 , and the slag box 7 is located directly below the slag outlet 22 .
本实用新型优选方案的过滤过程：将含有杂质的电火花电蚀机油装入污油箱1中，打开阀门12，含有杂质的电火花电蚀机油从污油出口11流出并从污油进口21进入过滤箱2中；含有杂质的电火花电蚀机油经过移动式过滤装置3中滤布卷34上的滤布和过滤网带33过滤，其次经过过滤层5中的滤布53和过滤网52过滤，再经过第二过滤层6过滤，最后进入过滤箱2底部进行沉淀过滤；当过滤箱2中的电火花电蚀机油液面高度达到净油出口23时，过滤箱2中电火花电蚀机油的上层纯净液将从净油出口23流入到净油箱4。当过滤一段时间后，滤布卷34上的滤布过脏无法满足过滤要求，此时，关闭阀门12并开启驱动电机35；在驱动电机35的驱动作用下主传动轴31和副传动轴32同时转动，过滤网带33随之运转将过滤渣屑和滤布卷34上过脏的滤布一起从排渣口22排出，并通过渣屑箱7收集；同时，过滤网带33带动滤布卷34转动，使得滤布卷34中新的滤布铺设在过滤网带33上；关闭驱动电机35再次打开阀门12即可继续过滤操作。当需要进行过滤精度调节或是滤布53过脏时，可关闭阀门12，抽出过滤网52更换其他规格的过滤网52或新的滤布53。The filtration process of the preferred scheme of the utility model: put the EDM oil containing impurities into the dirty oil tank 1, open the valve 12, and the EDM oil containing impurities flows out from the dirty oil outlet 11 and enters from the dirty oil inlet 21 In the filter box 2; the EDM engine oil containing impurities is filtered through the filter cloth and the filter mesh belt 33 on the filter cloth roll 34 in the mobile filter device 3, and then filtered through the filter cloth 53 and the filter mesh 52 in the filter layer 5 , and then filtered through the second filter layer 6, and finally enter the bottom of the filter box 2 for sedimentation and filtration; The upper layer of pure liquid will flow into the net oil tank 4 from the net oil outlet 23. After filtering for a period of time, the filter cloth on the filter cloth roll 34 is too dirty to meet the filtering requirements. At this time, close the valve 12 and open the drive motor 35; Rotate at the same time, filter mesh belt 33 rotates thereupon, and the filter slag and dirty filter cloth on the filter cloth roll 34 are discharged from the slag outlet 22 together, and are collected by the slag box 7; at the same time, the filter mesh belt 33 drives the filter cloth The roll 34 rotates so that the new filter cloth in the filter cloth roll 34 is laid on the filter mesh belt 33; the drive motor 35 is closed and the valve 12 is opened again to continue the filtering operation. When it is necessary to adjust the filtering accuracy or the filter cloth 53 is too dirty, the valve 12 can be closed, and the filter screen 52 can be taken out to replace the filter screen 52 of other specifications or a new filter cloth 53.
Claims (7)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362476A (en) * | 2016-12-06 | 2017-02-01 | 无锡昊康通用机械有限公司 | Circulating filtering machine for cutting fluid |
| CN107551614A (en) * | 2017-08-02 | 2018-01-09 | 广州科生环保科技有限公司 | A kind of abandoned car drain oil recovery equipment |
| CN111214874A (en) * | 2019-12-10 | 2020-06-02 | 安徽鸡笼山食品有限公司 | Vegetable oil extraction and residue filtering device and operation method thereof |
| CN111821746A (en) * | 2020-07-31 | 2020-10-27 | 慈溪市四海轴承有限公司 | Cooling oil cleaning process and treatment equipment thereof |
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2014
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106362476A (en) * | 2016-12-06 | 2017-02-01 | 无锡昊康通用机械有限公司 | Circulating filtering machine for cutting fluid |
| CN106362476B (en) * | 2016-12-06 | 2018-10-30 | 无锡昊康通用机械有限公司 | A kind of cutting fluid is circulated throughout filter |
| CN107551614A (en) * | 2017-08-02 | 2018-01-09 | 广州科生环保科技有限公司 | A kind of abandoned car drain oil recovery equipment |
| CN111214874A (en) * | 2019-12-10 | 2020-06-02 | 安徽鸡笼山食品有限公司 | Vegetable oil extraction and residue filtering device and operation method thereof |
| CN111821746A (en) * | 2020-07-31 | 2020-10-27 | 慈溪市四海轴承有限公司 | Cooling oil cleaning process and treatment equipment thereof |
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