CN101456163B - Fluid jet polishing device - Google Patents
Fluid jet polishing device Download PDFInfo
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- CN101456163B CN101456163B CN 200710125127 CN200710125127A CN101456163B CN 101456163 B CN101456163 B CN 101456163B CN 200710125127 CN200710125127 CN 200710125127 CN 200710125127 A CN200710125127 A CN 200710125127A CN 101456163 B CN101456163 B CN 101456163B
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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 requirement, knife rest is or/and be provided with servo feed system, through servo feed system control knife rest and the relative position that is fixed on workpiece to be processed on the workbench between 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 polish mould with special purpose grinder or hand grinding tool, could obtain more smooth minute surface, the whole machining process cycle is long.But, need adopt different special purpose grinders for different dies, 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 under the influence of factors such as human negligence, causes scrapping of entire die easily, and production cost is higher.
Summary of the invention
The technical problem that the present invention will solve is; The problem that polishing precision to existing in the equipments machining die in the prior art is not high, the process-cycle 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; Said 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; Said high-pressure liquid system comprises that the top is provided with the fluid reservoir of high-pressure pump; The bottom of said 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 said 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; Said 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 converted another duty into.
In fluid jet polishing device of the present invention; Said 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 when this fluid reservoir inner fluid volume is less than predetermined minimum in the said low level liquid level valve, controlling all fluid reservoirs and gets into next duty separately.
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 said high-order liquid level valve preset maximum value and gets into next duty separately.
In fluid jet polishing device of the present invention, be serially connected with filter between the feed liquor valve of said high-pressure liquid system inner fluid recovery pallet and fluid reservoir, in order to the polishing powder in the filtered fluid.
In fluid jet polishing device of the present invention, said filter comprises the shell that is provided with inlet and liquid outlet, is provided with the electromagnetism screen drum in the said shell, has the lancing door that is used to discharge cleaning electromagnetism screen drum liquid on the sidewall of said shell.
In fluid jet polishing device of the present invention, the fluid that is adopted in the said high-pressure liquid system is oil and the composite abrasive suspension of kaolin.
Because being provided with high-pressure liquid system in the fluid jet polishing device of the present invention is that the spray gun that is arranged on the knife rest provides high-pressure fluid; 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; Said fluid reservoir can be one, utilize external pipe from the feed liquor valve irregularly to the fluid reservoir fluid infusion; Said fluid reservoir also can be two; The high-pressure liquid system that is communicated with stroke cycle through 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 basically incessantly to spray gun supply high-pressure fluid; Said fluid reservoir can also be three; Be through 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 switch duty separately according to same order, thereby realize continuously to spray gun supply high-pressure fluid.
To combine accompanying drawing and embodiment that the present invention is described further below.
Description of drawings
Fig. 1 is the overall structure sketch map of fluid jet polishing device first embodiment of the present invention;
Fig. 2 is the overall structure sketch map 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 sketch map 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 according to the 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 the embodiment that descends mask body.
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 the feed liquor valve 111 that connects outside liquid-supplying system and is provided with the bleeder valve 113 that is communicated to spray gun 4 with high-pressure pump 112, its bottom.During work, high-pressure pump 112 is opened, and in fluid reservoir 110, produces gases at high pressure, 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 through 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 preset 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; Through feed liquor valve 111 from outside liquid-supplying system to fluid reservoir 110 fluid replacement, direction shown in the B arrow in figure; High-order liquid level valve 115 can be set on fluid reservoir 110 tops; When fluid reservoir 110 inner fluid volumes surpass the preset 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 accomplish fluid infusion work and get into state again, so just realized high-pressure fluid being provided to spray gun to the spray gun feed flow.
Like Fig. 2,3, shown in 4; In second embodiment of fluid jet polishing device according to the 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; Said feed liquor valve 111,121 all is communicated to fluid recovery pallet 5 bottoms; Be used for the fluid that reclaims being imported 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 said 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, and 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 preset 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 convert into next duty separately.Wherein first fluid reservoir 110 converts into and collects 220 duties; The bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir are closed; Stop to spray gun high-pressure fluid being provided, 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, and high-pressure pump produces gases at high pressure and promotes the direction of flow spray gun 4 in the jar in jar, to spray gun high-pressure fluid is provided.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 preset 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 convert into next duty separately.Wherein first fluid reservoir 110 converts feed flow 210 duties again into; 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 of collection work state 310, the second fluid reservoirs closes with high-pressure pump 122, stops to spray gun 4 high-pressure fluid being provided, 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 high-pressure fluid to be provided 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.
Like Fig. 5,6, shown in 7; In the 3rd embodiment of fluid jet polishing device according to the 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; Said 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, and 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.
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 in the bottom of first fluid reservoir 110, second fluid reservoir 120 and the 3rd fluid reservoir 130, first high-order liquid level valve 115, second high-order liquid level valve 125 and the 3rd high-order liquid level valve 135 are 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 preset 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 convert into next duty separately.Wherein second fluid reservoir 120 at first converts feed flow 320 duties into, 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 shut; Then first fluid reservoir 110 converts into and collects 220 duties; The bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir are closed; Stop to spray gun 4 high-pressure fluid being provided, 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 converts liquid 420 duties fully into then, and the bleeder valve 133 and the high-pressure pump 132 of the 3rd fluid reservoir keep shut, 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 preset 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 convert into next duty separately.Wherein the 3rd fluid reservoir 130 at first converts feed flow 430 duties into 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 shut; Then second fluid reservoir 120 is converted into 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 high-pressure fluid being provided 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 converts liquid 230 duties fully into by collecting 220 duties then; The bleeder valve 113 and the high-pressure pump 112 of first fluid reservoir keep shut; 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 preset 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 convert into next duty separately.Wherein first fluid reservoir 110 at first converts feed flow 140 duties into 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 into by feed flow 430 duties and collects 440 duties, stops to spray gun 4 high-pressure fluid being provided, and begins to reclaim the fluid that fluid recovery pallet 5 is collected; Second fluid reservoir 120 converts liquid 340 duties fully into 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 high-pressure fluid to be provided 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 said mode of the foregoing description; As long as guaranteed before the fluid reservoir that a last duty is a feed flow converts the collection work state into, a last duty gets final product for the fluid reservoir that is equipped with liquid has converted the feed flow duty into.
In the foregoing description of fluid jet polishing device according to the invention, also can be connected in series between the feed liquor valve of said high-pressure liquid system inner fluid recovery pallet and fluid reservoir filter is set, in order to the polishing powder in the filtered 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, and 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, the powder that gets final product in the fluid that will pass through this filter was adsorbed 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 said high-pressure liquid system is the abrasive suspension for abrasive material and the formation of material containing liquid mixing; 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 (7)
1. fluid jet polishing device; Comprise workbench, knife rest and servo feed system, it is characterized in that said 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;
Said high-pressure liquid system comprises that the top is provided with the fluid reservoir of high-pressure pump; The bottom of said 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 said high-pressure pump produces gases at high pressure the fluid in the fluid reservoir is depressed into spray gun formation high-pressure fluid;
Used fluid is oil and the composite abrasive suspension of kaolin in the said high-pressure liquid system.
2. fluid jet polishing device according to claim 1; It is characterized in that; Said 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 converted another duty into.
3. fluid jet polishing device according to claim 1; It is characterized in that; Said 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.
4. according to each described fluid jet polishing device in the claim 1 to 3; It is characterized in that; The bottom of each fluid reservoir is equipped with the low level liquid level valve, is used for when this fluid reservoir inner fluid volume is less than predetermined minimum in the said low level liquid level valve, controlling all fluid reservoirs and gets into next duty separately.
5. according to each described fluid jet polishing device in the claim 1 to 3; 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 said high-order liquid level valve preset maximum value and gets into next duty separately.
6. according to each described fluid jet polishing device in the claim 1 to 3, it is characterized in that, be serially connected with filter between the feed liquor valve of said high-pressure liquid system inner fluid recovery pallet and fluid reservoir, in order to the polishing powder in the filtered fluid.
7. fluid jet polishing device according to claim 6; It is characterized in that; Said filter comprises the shell that is provided with inlet and liquid outlet, is provided with the electromagnetism screen drum in the said shell, has the lancing door that is used to discharge the liquid that cleans said electromagnetism screen drum on the sidewall of said shell.
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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 CN101456163A (en) | 2009-06-17 |
| CN101456163B true CN101456163B (en) | 2012-12-26 |
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| DE102009037281B4 (en) * | 2009-08-12 | 2013-05-08 | Siltronic Ag | Process for producing a polished semiconductor wafer |
| CN102152242B (en) * | 2010-12-28 | 2013-06-05 | 北京理工大学 | Composite motion attitude magnetic jet polishing device |
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| CN1053030A (en) * | 1990-01-04 | 1991-07-17 | 周一届 | Polisher with jetted abrasive oil |
| US5827114A (en) * | 1996-09-25 | 1998-10-27 | Church & Dwight Co., Inc. | Slurry blasting process |
| CN1822919A (en) * | 2003-07-18 | 2006-08-23 | 墨西哥国立自治大学 | Hydrodynamic radial flux tool for polishing and grinding optical and semiconductor surfaces |
| EP1580284A2 (en) * | 2004-03-25 | 2005-09-28 | Air Products And Chemicals, Inc. | An apparatus and method for improving work surface during forming and shaping of materials |
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