CN101456163A - Fluid jet polishing device - Google Patents
Fluid jet polishing device Download PDFInfo
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- CN101456163A CN101456163A CNA2007101251276A CN200710125127A CN101456163A CN 101456163 A CN101456163 A CN 101456163A CN A2007101251276 A CNA2007101251276 A CN A2007101251276A CN 200710125127 A CN200710125127 A CN 200710125127A CN 101456163 A CN101456163 A CN 101456163A
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Abstract
The invention relates to a fluid jetting polishing machine. The fluid jetting polishing machine comprises a worktable, a tool holder and a servo feed system, and is characterized in that the tool holder is provided with a jet gun for jetting a polishing fluid for a workpiece on the worktable. The fluid jetting polishing machine also comprises a high pressure fluid system for providing high pressure fluid for the jet gun, wherein the servo feed system controls the opening and the closing of the jet gun. Because of the high pressure fluid system used for providing the high pressure fluid for the jet gun, the fluid jetting polishing machine uses the high pressure fluid to impact the surface to be processed of a workpiece directly so as to achieve the effect of polishing the surface of a mould, and can achieve smoother mirror effect by processing, and improve the processing precision of a polishing process. The motion of the jet gun is controlled by the servo feed system so that the processing precision is improved, the processing cycle is shortened, and the labor cost is saved. The fluid jetting polishing machine can be modified from a common numerically controlled machine tool to greatly reduce the equipment cost; besides, the polishing machine does not generate dust, and not only protects environment but also reduces the investment of dust-removing equipment.
Description
Technical field
The present invention relates to a kind of mold polish equipment, more particularly, relate to a kind of utilization and carry the fluid high-speed of abrasive particle and be injected into the equipment that surface of the work polishes mould.
Background technology
Existing most of mould adopts equipment such as spark machined or line cutting to process, these equipment generally include workbench and knife rest, select for use different cutters to be assemblied on the knife rest according to different requirements, knife rest is or/and be provided with servo feed system between the workbench, by servo feed system control knife rest and the relative position that is fixed on workpiece to be processed on the workbench, and according to the cutting line of processing request control cutter, thereby process workpiece.The working face that adopts this mode to process is more coarse usually, need further polish.For the processing that requires the lower working faces such as minute surface of roughness, also need mould to be polished with special purpose grinder or hand grinding tool, could obtain more smooth minute surface, the whole process-cycle is long.But, need adopt different special purpose grinders for different moulds, its versatility is relatively poor; And the mode of hand grinding tool is an artisan craftsmanship owing to what adopt, and the operator is had relatively high expectations, and causes scrapping of entire die under the influence of factors such as human negligence easily, and production cost is higher.
Summary of the invention
The technical problem to be solved in the present invention is, the problem that, process-cycle not high at the polishing precision that exists in the equipments machining die in the prior art is long provides a kind of and can polish that precision is higher, production efficiency is higher, do not exist the fluid jet polishing device of artisan craftsmanship.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of fluid jet polishing device, comprise workbench, knife rest and servo feed system, described knife rest is provided with the spray gun that workpiece on the workbench is sprayed with polishing fluids, also comprise the high-pressure liquid system that high-pressure fluid is provided to spray gun, the keying of servo feed system control spray gun.
In fluid jet polishing device of the present invention, described high-pressure liquid system comprises that the top is provided with the fluid reservoir of high-pressure pump, the bottom of described fluid reservoir is provided with bleeder valve, its top of being communicated to spray gun and is provided with the feed liquor valve that is used for fluid replacement, and described high-pressure pump produces gases at high pressure the fluid in the fluid reservoir is depressed into spray gun formation high-pressure fluid.
In fluid jet polishing device of the present invention, described high-pressure liquid system is the circulatory system, comprise the fluid recovery pallet that is arranged on workbench below, be arranged on that fluid recovery pallet below and top are provided with the feed liquor valve and the bottom is provided with first fluid reservoir and second fluid reservoir of bleeder valve, two fluid reservoir tops are equipped with high-pressure pump, and the feed liquor valve of two fluid reservoirs all is communicated to fluid recovery tray bottom, bleeder valve and all is communicated to spray gun; During equipment work, each fluid reservoir comprises to be collected and two duties of feed flow, and when fluid reservoir was in collection status, the feed liquor valve of this fluid reservoir was opened, bleeder valve is closed, and the high-pressure pump that matches is closed; When fluid reservoir was in the feed flow state, the feed liquor valve of this fluid reservoir cut out, bleeder valve is opened, and the high-pressure pump that matches is opened; When equipment was started working, one of them fluid reservoir was in the feed flow state, and another fluid reservoir is in collection status; When the fluid reservoir inner fluid volume that is less than predetermined minimum or is in collection status when the fluid reservoir inner fluid volume that is in the feed flow state surpassed preset maximum value, two fluid reservoirs all were converted to another duty.
In fluid jet polishing device of the present invention, described high-pressure liquid system is the circulatory system, comprise the fluid recovery pallet that is arranged on workbench below, be arranged on that fluid recovery pallet below and top are provided with the feed liquor valve and the bottom is provided with first fluid reservoir, second fluid reservoir and the 3rd fluid reservoir of bleeder valve, three fluid reservoir tops are equipped with high-pressure pump, and the feed liquor valve of three fluid reservoirs all is communicated to fluid recovery tray bottom, bleeder valve and all is communicated to spray gun; During equipment work, each fluid reservoir is according to the sequential loop conversion work state of collecting, be equipped with liquid and feed flow, and when fluid reservoir was in collection status, the feed liquor valve of this fluid reservoir was opened, bleeder valve is closed, and the high-pressure pump that matches is closed; When fluid reservoir was in fully liquid status, the feed liquor valve and the bleeder valve of this fluid reservoir were all closed, and the high-pressure pump that matches is closed; When fluid reservoir was in the feed flow state, the feed liquor valve of this fluid reservoir cut out, bleeder valve is opened, and the high-pressure pump that matches is opened; When equipment was started working, first fluid reservoir was in the feed flow state, and second fluid reservoir is in liquid status fully, and the 3rd fluid reservoir is in collection status; When the fluid reservoir inner fluid volume that is less than predetermined minimum or is in collection status when the fluid reservoir inner fluid volume that is in the feed flow state surpassed preset maximum value, three fluid reservoirs all were transformed into next duty.
In fluid jet polishing device of the present invention, the bottom of each fluid reservoir is equipped with the low level liquid level valve, is used for controlling all fluid reservoirs and enters separately next duty when this fluid reservoir inner fluid volume is less than predetermined minimum in the described low level liquid level valve.
In fluid jet polishing device of the present invention, the top of each fluid reservoir is equipped with high-order liquid level valve, controls all fluid reservoirs when being used in this fluid reservoir inner fluid volume surpasses described high-order liquid level valve preset maximum value and enters separately next duty.
In fluid jet polishing device of the present invention, be serially connected with filter between the feed liquor valve of described high-pressure liquid system inner fluid recovery pallet and fluid reservoir, in order to filter the polishing powder in the fluid.
In fluid jet polishing device of the present invention, described filter comprises the shell that is provided with inlet and liquid outlet, is provided with the electromagnetism screen drum in the described shell, has the lancing door that is used to discharge cleaning electromagnetism screen drum liquid on the sidewall of described shell.
In fluid jet polishing device of the present invention, the fluid that is adopted in the described high-pressure liquid system is oil and the composite abrasive suspension of kaolin.
Provide high-pressure fluid owing to be provided with high-pressure liquid system in the fluid jet polishing device of the present invention for the spray gun that is arranged on the knife rest, direct to be processed of impacting workpiece with high-pressure fluid, thereby reach the effect of polishing die surface, and owing to utilize fluid to polish, the surface of the work that makes this polissoir process has more smooth mirror effect, has improved the machining accuracy of glossing; Moving by servo feed system control of spray gun makes time, angle and the displacement of fluid impact workpiece can realize automation control, do not have manual operation, thereby improved machining accuracy and shortened the process-cycle, and saved cost of labor; And can utilize the servo feed system of machine tool, and spray gun get final product only to need knife rest with fixed cutting tool repack into fixedly, and the cost of this polissoir of feasible manufacturing reduces greatly; In addition, this polissoir can not produce dust, not only environmental protection but also reduced the investment of cleaner.
Further, be provided with the fluid reservoir of band high-pressure pump in the high-pressure liquid system in the fluid jet polishing device of the present invention, the top of fluid reservoir is provided with the feed liquor valve, the bottom is provided with the bleeder valve that is communicated to spray gun, described fluid reservoir can be one, utilize external pipe from the feed liquor valve irregularly to the fluid reservoir fluid infusion; Described fluid reservoir also can be two, the high-pressure liquid system that is communicated with stroke cycle by the fluid recovery pallet that below workbench, is provided with and two fluid reservoirs, fluid reservoir is in the collection work state during work, another fluid reservoir is in the feed flow duty, thereby the duty that only needs constantly to switch two fluid reservoirs can realize substantially incessantly to spray gun supply high-pressure fluid; Described fluid reservoir can also be three, be by fluid recovery pallet and three high-pressure liquid systems that the fluid reservoir stroke is capable of circulation equally, fluid reservoir is in collection work state, another fluid reservoir and is in fully that liquid duty, the 3rd fluid reservoir are in the feed flow duty during work, three fluid reservoirs are according to same order switching duty separately, thereby realization is continuously to spray gun supply high-pressure fluid.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the overall structure schematic diagram of fluid jet polishing device first embodiment of the present invention;
Fig. 2 is the overall structure schematic diagram of fluid jet polishing device second embodiment of the present invention;
Fig. 3 is the system simplification figure of Fig. 2;
Fig. 4 is the trip map of Fig. 2;
Fig. 5 is the overall structure schematic diagram of fluid jet polishing device the 3rd embodiment of the present invention;
Fig. 6 is the system simplification figure of Fig. 5;
Fig. 7 is the trip map of Fig. 5.
The specific embodiment
Fluid jet polishing device of the present invention mainly is to utilize the high-pressure fluid of spray gun ejection to impact the workpiece to be processed surface, thereby realizes the polishing to workpiece.This fluid jet polishing device mainly comprise the workbench that is used to place workpiece to be processed, ejection high-pressure fluid spray gun, for spray gun provide high-pressure fluid high-pressure liquid system, be used for fixing spray gun knife rest, be used to control the servo feed system of relative position between knife rest and the workbench.Wherein, workbench and servo feed system can be with reference to the designs of general NC lathe, the knife rest of the also available general NC lathe of knife rest repacks into, mainly be that the partial reequipping of fixed cutting tool is become fixedly spray gun, wherein servo feed system is controlled the keying of spray gun according to the travel path of processing request and knife rest, and the concrete high-pressure liquid system and the impulse stroke of this equipment can be with reference to following specific embodiments.
As shown in Figure 1, in first embodiment of fluid jet polishing device of the present invention, comprise workbench 1, knife rest 2, servo feed system 3, spray gun 4 and high-pressure liquid system, wherein high-pressure liquid system comprises fluid reservoir 110, and the top of this fluid reservoir 110 is provided with feed liquor valve 111 and high-pressure pump 112, its bottom of connecting outside liquid-supplying system and is provided with the bleeder valve 113 that is communicated to spray gun 4.During work, high-pressure pump 112 is opened, and produces gases at high pressure in fluid reservoir 110, thereby the fluid in the fluid reservoir 110 is depressed into the ejection of spray gun 4 places, direction shown in A arrow among the figure by bleeder valve 113; Can low level liquid level valve 114 be set in fluid reservoir 110 bottoms, when fluid reservoir 110 inner fluid volumes are less than the default minimum of a value of this low level liquid level valve 114, these low level liquid level valve 114 control bleeder valves 113 are closed, high-pressure pump 112 is closed, feed liquor valve 111 is opened, by feed liquor valve 111 from outside liquid-supplying system to fluid reservoir 110 fluid replacement, direction shown in B arrow among the figure; High-order liquid level valve 115 can be set on fluid reservoir 110 tops, when fluid reservoir 110 inner fluid volumes surpass the default maximum of high-order liquid level valve 115, these high position liquid level valve 115 control feed liquor valves 111 cut out, bleeder valve 113 is opened, high-pressure pump 112 is opened, thereby finish fluid infusion work and enter state again, so just realized providing high-pressure fluid to spray gun to the spray gun feed flow.
Shown in Fig. 2,3,4, in second embodiment of fluid jet polishing device of the present invention, comprise workbench 1, knife rest 2, servo feed system 3, spray gun 4 and high-pressure liquid system 10 equally, wherein high-pressure liquid system comprises fluid recovery pallet 5 and two fluid reservoirs that are arranged on fluid recovery pallet below, and fluid recovery pallet 5 is arranged on the fluid that workbench 1 below is used to collect spray gun 4 ejections; Two fluid reservoirs are respectively first fluid reservoir 110 and second fluid reservoir 120, the top of each fluid reservoir is equipped with feed liquor valve 111,121 and high-pressure pump 112,122, described feed liquor valve 111,121 all is communicated to fluid recovery pallet 5 bottoms, the fluid that is used for reclaiming imports in the fluid reservoir, direction shown in B arrow among Fig. 2.The bottom of each fluid reservoir is equipped with bleeder valve 113,123, and described bleeder valve all is communicated to spray gun 4, is used for the fluid in the fluid reservoir is exported to spray gun 4 direction shown in A arrow among Fig. 2.
As shown in Figure 4, first fluid reservoir 110 and second fluid reservoir 120 include collection 220,310 and 210,320 two duties of feed flow.When equipment is started working, first fluid reservoir 110 is in feed flow 210 duties, the feed liquor valve 111 of first fluid reservoir cuts out, bleeder valve 113 and high-pressure pump 112 are opened, the hyperbar that high-pressure pump 112 produces promotes a jar interior direction of flow spray gun, direction shown in A arrow among the figure provides high-pressure fluid to spray gun; Second fluid reservoir 120 is in collects 310 duties, and the feed liquor valve 121 of second fluid reservoir is opened, bleeder valve 123 and high-pressure pump 122 are closed, and the fluid that fluid recovery pallet 5 is collected begins to flow in second fluid reservoir.
The first low level liquid level valve 114 and the second low level liquid level valve 124 can be set respectively in the bottom of first fluid reservoir 110 and second fluid reservoir 120, the first high-order liquid level valve 115 and the second high-order liquid level valve 125 are set respectively on the top of first fluid reservoir 110 and second fluid reservoir 120.When the fluid volume in first fluid reservoir 110 is decreased to the default minimum of a value of this first low level liquid level valve 114 or the fluid volume in second fluid reservoir 120 when being collected into the maximum that the second high-order liquid level valve 125 presets, servo feed system is closed spray gun, this fluid jet polishing device stops processing work, and two fluid reservoirs begin to be converted to next duty separately.Wherein first fluid reservoir 110 is converted to and collects 220 duties, the bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir are closed, stop to provide high-pressure fluid to spray gun, the feed liquor valve 111 of first fluid reservoir is opened, and the fluid that fluid recovery pallet 5 is collected begins to flow in first fluid reservoir 110; Second fluid reservoir 120 is in feed flow duty 320, the feed liquor valve 121 of second fluid reservoir cuts out, stop to reclaim the fluid that fluid recovery pallet 5 is collected, the bleeder valve 123 and the high-pressure pump 122 of second fluid reservoir are opened, high-pressure pump produces the direction of flow spray gun 4 in the gases at high pressure promotion jar in jar, provide high-pressure fluid to spray gun.After the duty conversion of two fluid reservoirs finished, servo feed system control spray gun 4 was opened, and this fluid jet polishing device continues processing work.
When the fluid volume in second fluid reservoir 120 is decreased to the default minimum of a value of this second low level liquid level valve 124 or the fluid volume in first fluid reservoir 110 when being collected into the maximum that the first high-order liquid level valve 115 presets, servo feed system is closed spray gun, this fluid jet polishing device stops processing work, and two fluid reservoirs begin to be converted to next duty separately.Wherein first fluid reservoir 110 is converted to feed flow 210 duties again, the feed liquor valve 111 of first fluid reservoir cuts out, stop to reclaim the fluid that fluid recovery pallet 5 is collected, the bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir are opened, and beginning provides high-pressure fluid to spray gun 4; Second fluid reservoir 120 is in the bleeder valve 123 and the high-pressure pump 122 of collection work state 310, the second fluid reservoirs closes, and stops to provide high-pressure fluid to spray gun 4, and the feed liquor valve 121 of second fluid reservoir is opened, and begins to reclaim the fluid that fluid recovery pallet 5 is collected.After the duty conversion of two fluid reservoirs finished, servo feed system control spray gun 4 was opened, and this fluid jet polishing device continues processing work.
Two fluid reservoirs are cyclic transformation duty separately successively, constantly always there is a fluid reservoir to provide high-pressure fluid in the off working state conversion to spray gun, and another fluid reservoir is reclaiming the fluid that fluid recovery pallet 5 is collected, and has realized that circulation is to spray gun feed flow high-pressure fluid.
Shown in Fig. 5,6,7, in the 3rd embodiment of fluid jet polishing device of the present invention, comprise workbench 1, knife rest 2, servo feed system 3, spray gun 4 and high-pressure liquid system 10 equally, wherein high-pressure liquid system comprises fluid recovery pallet 5 and three fluid reservoirs that are arranged on fluid recovery pallet below, and fluid recovery pallet 5 is arranged on the fluid that workbench 1 below is used to collect spray gun 4 ejections; Three fluid reservoirs are respectively first fluid reservoir 110, second fluid reservoir 120 and the 3rd fluid reservoir 130, the top of each fluid reservoir is equipped with feed liquor valve 111,121,131 and high-pressure pump 112,122,132, described feed liquor valve 111,121,131 all is communicated to fluid recovery pallet 5 bottoms, be used to reclaim the fluid that fluid recovery pallet 5 is collected, direction shown in B arrow among the figure.The bottom of each fluid reservoir is equipped with bleeder valve 113,123,133, and bleeder valve all is communicated to spray gun 4, is used for the fluid in the fluid reservoir is exported to spray gun 4 direction shown in A arrow among the figure.
As shown in Figure 7, first fluid reservoir 110, second fluid reservoir 120 and the 3rd fluid reservoir 130 include collects 220,330,410, is equipped with liquid 230,310,420 and 210,320,430 3 duties of feed flow.When equipment is started working, first fluid reservoir 110 is in feed flow 210 duties, the feed liquor valve 111 of first fluid reservoir cuts out, bleeder valve 113 and high-pressure pump 112 are opened, the hyperbar that high-pressure pump 112 produces promotes a jar interior direction of flow spray gun, direction shown in A arrow among the figure provides high-pressure fluid to spray gun; Second fluid reservoir 120 is in liquid 310 duties fully, and the feed liquor valve 121 of second fluid reservoir, bleeder valve 123 and high-pressure pump 122 are all closed, and has fluid when task finishes on the inherent fluid jet polishing device of tank body; The 3rd fluid reservoir 130 is in collects 310 duties, and the bleeder valve 123 and the high-pressure pump 122 of the 3rd fluid reservoir closed, feed liquor valve 131 is opened, and the 3rd fluid reservoir 130 begins to reclaim the fluid that fluid recovery pallet 5 is collected.
In the bottom of first fluid reservoir 110, second fluid reservoir 120 and the 3rd fluid reservoir 130 the first low level liquid level valve 114, the second low level liquid level valve 124 and the 3rd low level liquid level valve 134 are set respectively, first high-order liquid level valve 115, second high-order liquid level valve 125 and the 3rd high-order liquid level valve 135 is set respectively on the top of first fluid reservoir 110, second fluid reservoir 120 and the 3rd fluid reservoir 130.At this moment, when the fluid volume in first fluid reservoir 110 is decreased to the default minimum of a value of this first low level liquid level valve 114 or the fluid volume in the 3rd fluid reservoir 130 when being collected into the maximum that the 3rd high-order liquid level valve 135 presets, three fluid reservoirs begin to be converted to next duty separately.Wherein second fluid reservoir 120 at first is converted to feed flow 320 duties, and the bleeder valve 123 and the high-pressure pump 122 of second fluid reservoir are opened, and beginning provides high-pressure fluid to spray gun, and the feed liquor valve 121 of second fluid reservoir keeps cutting out; Then first fluid reservoir 110 is converted to and collects 220 duties, the bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir are closed, stop to provide high-pressure fluid to spray gun 4, the feed liquor valve 111 of first fluid reservoir 110 is opened, and begins to reclaim the fluid that fluid recovery pallet 5 is collected; The 3rd fluid reservoir 130 is converted to liquid 420 duties fully then, and the bleeder valve 133 of the 3rd fluid reservoir and high-pressure pump 132 keep closing, and the feed liquor valve 131 of the 3rd fluid reservoir cuts out, and stops to reclaim the fluid that fluid recovery pallet 5 is collected.Like this, all the finish the work conversion of state of three fluid reservoirs, spray gun 4 provides highly pressurised liquid by second fluid reservoir 120.
When the fluid volume in second fluid reservoir 120 is decreased to the default minimum of a value of this second low level liquid level valve 124 or the fluid volume in first fluid reservoir 110 when being collected into the maximum that the first high-order liquid level valve 115 presets, three fluid reservoirs begin to be converted to next duty separately.Wherein the 3rd fluid reservoir 130 at first is converted to feed flow 430 duties by being equipped with liquid 420 duties, and the bleeder valve 133 and the high-pressure pump 132 of the 3rd fluid reservoir are opened, and beginning provides high-pressure fluid to spray gun 4, and the feed liquor valve 131 of the 3rd fluid reservoir keeps cutting out; Then second fluid reservoir 120 is converted to by feed flow 320 duties and collects 330 duties, the bleeder valve 123 and the high-pressure pump 122 of second fluid reservoir are closed, stop to provide high-pressure fluid to spray gun 4, the feed liquor valve 121 of second fluid reservoir 120 is opened, and begins to reclaim the fluid that fluid recovery pallet 5 is collected; First fluid reservoir 110 is converted to liquid 230 duties fully by collecting 220 duties then, the bleeder valve 113 of first fluid reservoir and high-pressure pump 112 keep closing, the feed liquor valve 111 of first fluid reservoir also cuts out, and stops to reclaim the fluid that fluid recovery pallet 5 is collected.Like this, all the finish the work conversion of state of three fluid reservoirs, spray gun 4 provides highly pressurised liquid by the 3rd fluid reservoir 130.
When the fluid volume in the 3rd fluid reservoir 130 is decreased to the default minimum of a value of the 3rd low level liquid level valve 134 or the fluid volume in second fluid reservoir 120 when being collected into the maximum that the second high-order liquid level valve 125 presets, three fluid reservoirs begin to be converted to next duty separately.Wherein first fluid reservoir 110 at first is converted to feed flow 140 duties by being equipped with liquid 130 duties, and beginning provides high-pressure fluid to spray gun 4; Then the 3rd fluid reservoir 130 is converted to by feed flow 430 duties and collects 440 duties, stops to provide high-pressure fluid to spray gun 4, and begins to reclaim the fluid that fluid recovery pallet 5 is collected; Second fluid reservoir 120 is converted to liquid 340 duties fully by collecting 330 duties then, stops to reclaim the fluid that fluid recovery pallet 5 is collected.Like this, spray gun 4 provides high-pressure fluid by first fluid reservoir, and initial duty is got back in all the finish the work conversion of state of three fluid reservoirs again.Three fluid reservoirs successively according to feed flow, collection, be equipped with the sequential loop conversion duty separately of liquid, always there is a fluid reservoir to provide high-pressure fluid at any one time to spray gun, and another fluid reservoir is reclaiming the fluid that fluid recovery pallet 5 is collected, and the 3rd fluid reservoir then collected and expired fluid and be in liquid status fully.
In above-mentioned the 3rd embodiment, the duty transition period servo feed system of each fluid reservoir is not closed spray gun, and high-pressure liquid system can provide high-pressure fluid to spray gun continuously.Wherein the sequencing of each fluid reservoir action of transition period does not limit to and the described mode of the foregoing description, as long as guaranteed before the fluid reservoir that a last duty is a feed flow is converted to the collection work state, a last duty gets final product for the fluid reservoir that is equipped with liquid has been converted to the feed flow duty.
In the foregoing description of fluid jet polishing device of the present invention, also can be connected in series between the feed liquor valve of described high-pressure liquid system inner fluid recovery pallet and fluid reservoir filter is set, in order to filter the polishing powder in the fluid.This filter can adopt the mode of electromagnetism absorption powder, as the cylindrical outer casing of a filter is set on the pipeline between the feed liquor valve of fluid recovery pallet and fluid reservoir, the shell two ends are provided with inlet and liquid outlet, be provided with the electromagnetism screen drum in the shell, this electromagnetism screen drum comprises a sealing drum, sealing drum axially offers the aquaporin of crossing that completely cuts off in a plurality of and the sealing drum, these cross the inlet and the liquid outlet at aquaporin UNICOM shell two ends, and the coil that can generate an electromagnetic field is set in the seal cavity of sealing drum.When needing to filter, open the power supply of coil, can will be adsorbed on through the powder in the fluid of this filter on the aquaporin wall.On the side wall of outer shell of this filter, also can offer lancing door, be used to clean this filter.During cleaning, close the feed liquor valve of corresponding fluid reservoir with it, open lancing door and cut off the power supply of coil, magnetic field diminishes like this, the powder that was adsorbed on originally on the aquaporin wall is directly got rid of from lancing door with fluid, reaches the purpose of cleaning.
In fluid jet polishing device of the present invention, the fluid that is adopted in the described high-pressure liquid system is the abrasive suspension for abrasive material and material containing liquid mixing formation, wherein abrasive material is the good raw material of micro-smear metal performance, be preferably 1000 to 3000 purpose kaolin, the good special compound of flowing through property of material containing liquid selective is preferably oil.During polishing machine work, abrasive particle with material containing liquid by the spray gun high-pressure injection to surface of the work, abrasive particle such as same handle cut small flexible lathe tool to surface of the work, little by little remove the material on the surface of the work, realize surface of the work is polished.Abrasive particle reclaims in the pallet with material containing liquid incoming fluid, flows in the corresponding fluid reservoir again, by the spray gun ejection, so moves in circles again, can carry out continuous polishing to workpiece.Oil can also play cooling and lubricated having a pain, and kaolinic micro-smear metal performance is better.
Claims (9)
1, a kind of fluid jet polishing device, comprise workbench, knife rest and servo feed system, it is characterized in that, described knife rest is provided with the spray gun that workpiece on the workbench is sprayed with fluid, also comprise the high-pressure liquid system that high-pressure fluid is provided to spray gun, the keying of servo feed system control spray gun.
2, fluid jet polishing device according to claim 1, it is characterized in that, described high-pressure liquid system comprises that the top is provided with the fluid reservoir of high-pressure pump, the bottom of described fluid reservoir is provided with bleeder valve, its top of being communicated to spray gun and is provided with the feed liquor valve that is used for fluid replacement, and described high-pressure pump produces gases at high pressure the fluid in the fluid reservoir is depressed into spray gun formation high-pressure fluid.
3, fluid jet polishing device according to claim 1, it is characterized in that, described high-pressure liquid system is the circulatory system, comprise the fluid recovery pallet that is arranged on workbench below, be arranged on that fluid recovery pallet below and top are provided with the feed liquor valve and the bottom is provided with first fluid reservoir and second fluid reservoir of bleeder valve, two fluid reservoir tops are equipped with high-pressure pump, and the feed liquor valve of two fluid reservoirs all is communicated to fluid recovery tray bottom, bleeder valve and all is communicated to spray gun;
During equipment work, each fluid reservoir comprises to be collected and two duties of feed flow, and when fluid reservoir was in collection status, the feed liquor valve of this fluid reservoir was opened, bleeder valve is closed, and the high-pressure pump that matches is closed; When fluid reservoir was in the feed flow state, the feed liquor valve of this fluid reservoir cut out, bleeder valve is opened, and the high-pressure pump that matches is opened;
When equipment was started working, one of them fluid reservoir was in the feed flow state, and another fluid reservoir is in collection status; When the fluid reservoir inner fluid volume that is less than predetermined minimum or is in collection status when the fluid reservoir inner fluid volume that is in the feed flow state surpassed preset maximum value, two fluid reservoirs all were converted to another duty.
4, fluid jet polishing device according to claim 1, it is characterized in that, described high-pressure liquid system is the circulatory system, comprise the fluid recovery pallet that is arranged on workbench below, be arranged on that fluid recovery pallet below and top are provided with the feed liquor valve and the bottom is provided with first fluid reservoir, second fluid reservoir and the 3rd fluid reservoir of bleeder valve, three fluid reservoir tops are equipped with high-pressure pump, and the feed liquor valve of three fluid reservoirs all is communicated to fluid recovery tray bottom, bleeder valve and all is communicated to spray gun;
During equipment work, each fluid reservoir is according to the sequential loop conversion work state of collecting, be equipped with liquid and feed flow, and when fluid reservoir was in collection status, the feed liquor valve of this fluid reservoir was opened, bleeder valve is closed, and the high-pressure pump that matches is closed; When fluid reservoir was in fully liquid status, the feed liquor valve and the bleeder valve of this fluid reservoir were all closed, and the high-pressure pump that matches is closed; When fluid reservoir was in the feed flow state, the feed liquor valve of this fluid reservoir cut out, bleeder valve is opened, and the high-pressure pump that matches is opened;
When equipment was started working, first fluid reservoir was in the feed flow state, and second fluid reservoir is in liquid status fully, and the 3rd fluid reservoir is in collection status; When the fluid reservoir inner fluid volume that is less than predetermined minimum or is in collection status when the fluid reservoir inner fluid volume that is in the feed flow state surpassed preset maximum value, three fluid reservoirs all were transformed into next duty.
5, according to each described fluid jet polishing device in the claim 2 to 4, it is characterized in that, the bottom of each fluid reservoir is equipped with the low level liquid level valve, is used for controlling all fluid reservoirs and enters separately next duty when this fluid reservoir inner fluid volume is less than predetermined minimum in the described low level liquid level valve.
6, according to each described fluid jet polishing device in the claim 2 to 4, it is characterized in that, the top of each fluid reservoir is equipped with high-order liquid level valve, controls all fluid reservoirs when being used in this fluid reservoir inner fluid volume surpasses described high-order liquid level valve preset maximum value and enters separately next duty.
7, according to each described fluid jet polishing device in the claim 2 to 4, it is characterized in that, be serially connected with filter between the feed liquor valve of described high-pressure liquid system inner fluid recovery pallet and fluid reservoir, in order to filter the polishing powder in the fluid.
8, fluid jet polishing device according to claim 7, it is characterized in that, described filter comprises the shell that is provided with inlet and liquid outlet, is provided with the electromagnetism screen drum in the described shell, has the lancing door that is used to discharge cleaning electromagnetism screen drum liquid on the sidewall of described shell.
9, fluid jet polishing device according to claim 1 is characterized in that, used fluid is oil and the composite abrasive suspension of kaolin in the described high-pressure liquid system.
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| CN 200710125127 CN101456163B (en) | 2007-12-14 | 2007-12-14 | Fluid jet polishing device |
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| CN 200710125127 CN101456163B (en) | 2007-12-14 | 2007-12-14 | Fluid jet polishing device |
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| CN101456163A true CN101456163A (en) | 2009-06-17 |
| CN101456163B CN101456163B (en) | 2012-12-26 |
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| CN101996863A (en) * | 2009-08-12 | 2011-03-30 | 硅电子股份公司 | Method for producing a polished semiconductor wafer |
| CN102152242A (en) * | 2010-12-28 | 2011-08-17 | 北京理工大学 | Composite motion attitude magnetic jet polishing device |
| CN102371547A (en) * | 2011-09-30 | 2012-03-14 | 安徽理工大学 | Abrasive water jet (AWJ) cleaning and derusting equipment capable of adjusting mixed slurry concentration |
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| CN1053030A (en) * | 1990-01-04 | 1991-07-17 | 周一届 | Polisher with jetted abrasive oil |
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| CN101011814A (en) * | 2007-01-19 | 2007-08-08 | 电子科技大学 | Method and apparatus for processing transparent conductive glass surface by dry ice particle spraying technique |
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