CN203600080U - Front mixed grinding material jet-flow continuous material supply system - Google Patents
Front mixed grinding material jet-flow continuous material supply system Download PDFInfo
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- CN203600080U CN203600080U CN201320636493.9U CN201320636493U CN203600080U CN 203600080 U CN203600080 U CN 203600080U CN 201320636493 U CN201320636493 U CN 201320636493U CN 203600080 U CN203600080 U CN 203600080U
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Abstract
The utility model discloses a front mixed grinding material jet-flow continuous material supply system which comprises a main water tank, a high-pressure pump, a low-pressure pump, a continuous material supply system and a mixing chamber, wherein one end of the main water tank is communicated with the high-pressure pump; an output opening of the high-pressure pump is connected with an input opening of the mixing chamber; an input opening of the low-pressure pump is connected with an input opening of the mixing chamber through the continuous material supply system; the continuous material supply system comprises a material supply system and a pressurization system; the material supply system is communicated with the pressurization system; an output opening of the mixing chamber is communicated with a nozzle; therefore, real continuous material supply is realized, and the phenomena of short continuous working time and outage of grinding materials are avoided; the working efficiency and the working quality of the system can be greatly improved; industrial popularization of a front mixed grinding material jet-flow technology is facilitated; and due to the difference of piston areas on two sides of a piston rod, a pressurization effect is achieved.
Description
Technical field
The utility model relates to a kind of jet cutting machine bed front mixing abrasive jet stream feeding device, especially relates to a kind of the Premixed Abrasive Water Jet continuous feeding system.
Background technology
The U.S. that abradant jet technology appears at the sixties in last century the earliest, starts from the end of the seventies to the large-scale research of abradant jet and application in the world, is developed rapidly in the eighties.High-pressure water jet is the new technology being developed rapidly in recent decades.In recent years, along with developing rapidly that maximization, high-pressure water jet intelligent, customizations are equipped, this technology has been penetrated into numerous applications: from cleaning to take pipeline, tube bank, container as main industry cleaning link of common mechanical part, building, remove glue eliminate rust to boats and ships from airfield runway; Cut to curved surface shape cutting from metal, nonmetal plate; From hydraulic coal mining to exploitation rock; From spraying slip casting to broken road surface; From perform the operation without cutter water screen film, depositing dust, fountain ..., numerous.Abradant jet mixes other hybrid solid particle, i.e. abrasive particle exactly in high-pressure water jet.In the time that jet hits target thing, these abrasive particles have obtained the speed same with water, thereby have effectively improved the ability of jet operation.This jet is particularly essential to hard, cutting frangible, inflammable, explosive material (as glass, metal etc.).Abrasive material is got involved jet two kinds of forms conventionally: modal method is to enter hybrid chamber when water directly draws abrasive material after nozzle accelerates to the limit, after moment mixing after abrasive jet forms mixing abrasive jet stream; In contrast to this, abrasive material just mixed with it before nozzle accelerates at water under high pressure, and the mode of this direct injection abrasive material is exactly the Premixed Abrasive Water Jet.Front mixing abrasive jet stream has the cutting power of great potential, can under lower pressure, cut the hard material such as steel and armored concrete.Under identical cutting power, after the required pressure ratio of front mixing abradant jet, mixing abradant jet is much lower.
Because the Premixed Abrasive Water Jet system need to be under the operating mode of airtight, high pressure, when testing, laboratory generally all adopts short time or discontinuous work, can not realize continual working long hours, this has just seriously hindered the industrial application of this technology always.Chinese patent discloses the two continuous feeding devices of filling with of a kind of front mixing abrasive jet stream, although can realize to a certain extent " uninterruptedly " work, but in fact it is after a material in jar is finished, use again the material in another jar,---complicated loaded down with trivial details process such as charging---boosting---feed etc. that and batch can need to pass through release, not only need the jar that pressure-bearing is higher, and the charge time of each jar is long, the working time is shorter.Particularly in two jar alternation procedures, system there will be neutral gear phase of feed, so the two continuous feeding devices of filling with of current front mixing abrasive jet stream can not be realized continuous feeding completely.
Utility model content
The purpose of this utility model is the problem that solves above-mentioned existence, and a kind of a kind of the Premixed Abrasive Water Jet continuous feeding system that can realize continuous feeding is provided.
The purpose of this utility model realizes as follows: a kind of the Premixed Abrasive Water Jet continuous feeding system, comprise main water box, high-pressure pump, low-lift pump, continuous feeding system and mixing chamber, described main water box one end and high-pressure pump UNICOM, the delivery outlet of described high-pressure pump is connected with the input port of mixing chamber, described low-lift pump input port is connected with the input port of mixing chamber by continuous feeding system, described continuous feeding system comprises feeding system and pressure charging system, described feeding system and pressure charging system are connected, the delivery outlet of described mixing chamber and nozzle UNICOM.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, described feeding system comprises secondary water tank, sand bucket, slurry blender, mortar pump that low-lift pump current are provided, described low-lift pump delivery outlet is connected with bottom and the top of sand bucket by check valve respectively, the delivery outlet of described sand bucket is connected with the input port of slurry blender, described slurry blender is by stop valve and mortar pump UNICOM, described mortar pump and pressure charging system UNICOM.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, is provided with the first water filter between described secondary water tank and low-lift pump.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, described slurry blender is by the second water filter and flush box UNICOM.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, described pressure charging system comprises provides the oil pump of pressure, 3-position 4-way solenoid directional control valve, double acting double rod cylinder, supercharging mortar jar and pressurized cylinder, described oil pump is connected with double acting double rod cylinder by 3-position 4-way solenoid directional control valve, described double acting double rod cylinder one end and supercharging mortar jar UNICOM, its other end and pressurized cylinder UNICOM, described mortar pump by mortar pipe respectively with supercharging mortar jar and pressurized cylinder UNICOM.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, the input port of described oil pump is by oil filter and fuel tank UNICOM, the delivery outlet of described oil pump is connected with 3-position 4-way solenoid directional control valve with load check valve, between described oil pump and 3-position 4-way solenoid directional control valve, is provided with overflow valve.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, is provided with the first feed check valve between described mortar pump and supercharging mortar jar, is provided with the first discharging check valve between described supercharging mortar jar and mixing chamber.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, is provided with the second feed check valve between described mortar pump and pressurized cylinder, be provided with the second discharging check valve between described pressurized cylinder and mixing chamber.
Above-mentioned a kind of the Premixed Abrasive Water Jet continuous feeding system, the delivery outlet of described main water box is connected with the input port of high-pressure pump by main filter core, and the delivery outlet of described high-pressure pump is by main load check valve and mixing chamber UNICOM.
Advantage of the present utility model: 1, oil cylinder of the present utility model and pressurized cylinder are to share piston rod, so when the side-to-side movement of double acting double rod cylinder, the pressurized cylinder piston left and right in cylinder barrel that has alternately promoted the right and left moves back and forth, again by the flow principle of double check valve, realize the supercharging of low pressure abrasive material and become the continuous process of high-pressure abrasive material.It has realized continuous feeding truly, has overcome that stream time is short, has occurred abrasive material cut-off phenomenon in the course of work, can greatly improve operating efficiency and the work quality of system, is conducive to the industrialization promotion of the Premixed Abrasive Water Jet technology; Secondly the difference of piston rod both sides piston area has also played pressurization.
2,, when slurry in mixing chamber and water under high pressure are fully mixed into water sand mixed liquor, through nozzle ejection at a high speed, form abradant jet bundle; Therefore can be widely used in specialty metal cutting off machine.Most of employing high-pressure water cutting at present, pressure needs 500MPa, sealing requirements is higher, inlet plenum device price is higher, utilize this technology can reduce pressure to 20-50MPa left and right, so Hydraulic Elements all can be realized production domesticization, price can reduce greatly, and cutting efficiency also can improve a lot.
Accompanying drawing explanation
For content of the present utility model is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is structural representation of the present utility model;
Reference numeral: 1, main water box, 2, high-pressure pump, 3, low-lift pump, 4, feeding system, 5, pressure charging system, 6, mixing chamber, 7, fuel tank, 8, oil filter, 9, load check valve, 10, overflow valve, 11, main load check valve, 12, the first feed check valve, 13, the first discharging check valve, 14, the second feed check valve, 15, the second discharging check valve, 16, main filter core, 17, nozzle, 41, secondary water tank, 42, sand bucket, 43, slurry blender, 44, mortar pump, 45, the first water filter, 46, check valve, 47, the second water filter, 48, the second water filter, 51, oil pump, 52, 3-position 4-way solenoid directional control valve, 53, double acting double rod cylinder, 54, supercharging mortar jar, 55, pressurized cylinder, 56, mortar pipe.
The specific embodiment:
As shown in Figure 1, a kind of the Premixed Abrasive Water Jet continuous feeding system, comprise main water box 1, high-pressure pump 2, low-lift pump 3, continuous feeding system and mixing chamber 6, described main water box 1 one end and high-pressure pump 2 UNICOMs, the delivery outlet of described high-pressure pump 2 is connected with the input port of mixing chamber 6, described low-lift pump 3 input ports are connected with the input port of mixing chamber 6 by continuous feeding system, described continuous feeding system comprises feeding system 4 and pressure charging system 5, described feeding system 4 is connected with pressure charging system 5, the delivery outlet of described mixing chamber 6 and nozzle 17 UNICOMs.
Described feeding system 4 comprises provides the secondary water tank 41 of low-lift pump 3 current, sand bucket 42, slurry blender 43, mortar pump 44, described low-lift pump 3 delivery outlets are connected with bottom and the top of sand bucket 42 by check valve 46 respectively, the delivery outlet of described sand bucket 42 is connected with the input port of slurry blender 43, described slurry blender 43 passes through stop valve 49 and mortar pump 44 UNICOMs, described mortar pump 44 and pressure charging system 5 UNICOMs; Between described secondary water tank 41 and low-lift pump 3, be provided with the first water filter 45; Described slurry blender 43 is by the second water filter 47 and flush box 48 UNICOMs.
Described pressure charging system 5 comprises provides the oil pump of pressure 51,3-position 4-way solenoid directional control valve 52, double acting double rod cylinder 53, supercharging mortar jar 54 and pressurized cylinder 55, described oil pump 51 is connected with double acting double rod cylinder 53 by 3-position 4-way solenoid directional control valve 52, described double acting double rod cylinder 53 one end and supercharging mortar jar 54 UNICOMs, its other end and pressurized cylinder 55 UNICOMs, described mortar pump 44 by mortar pipe 56 respectively with supercharging mortar jar 54 and pressurized cylinder 55 UNICOMs.
The input port of described oil pump 51 is by oil filter 8 and fuel tank 7 UNICOMs, and the delivery outlet of described oil pump 51 is connected with 3-position 4-way solenoid directional control valve 52 with load check valve 9, between described oil pump 51 and 3-position 4-way solenoid directional control valve 52, is provided with overflow valve 10; Between described mortar pump 44 and supercharging mortar jar 54, be provided with the first feed check valve 12, between described supercharging mortar jar 54 and mixing chamber 6, be provided with the first discharging check valve 13; Between described mortar pump 44 and pressurized cylinder 55, be provided with the second feed check valve 14, between described pressurized cylinder 55 and mixing chamber 6, be provided with the second discharging check valve 15.
The delivery outlet of described main water box 1 is connected with the input port of high-pressure pump 2 by main filter core 16, and the delivery outlet of described high-pressure pump 2 is by main load check valve 11 and mixing chamber 6 UNICOMs.
Its course of work is: high-pressure pump 2 sucking-off water from main water box 1 adds and is pressed into water under high pressure and is transported to mixing chamber; And low-lift pump 3 sucking-off from secondary water tank 41 adds the top and the bottom that are pressed into low pressure water flow and are transported to respectively sand bucket 42; Mortar pump 44 adds mortar sucking-off and is pressed into middle grouting material and waits for and enter pressure charging system 5 from sand bucket 42; In pressure charging system 5, oil pump 51 oil suction pressurization from fuel tank 7, is transported in double acting double rod cylinder 53 through three position four-way directional control valve 52, makes piston rod realize the reciprocal motion in left and right;
Because double acting double rod cylinder 53 and pressurized cylinder 55 are to share piston rod, so when 53 side-to-side movement of double acting double rod cylinder, the pressurized cylinder 55 pistons left and right in cylinder barrel that has alternately promoted the right and left moves back and forth.For example: in the time of the 3-position 4-way solenoid directional control valve 52 extremely right position of commutation, the piston of double acting double rod cylinder 53 is to left movement, and when pressurized cylinder 55 pistons are also moved to the left, this pressurized cylinder 55 enters the middle grouting material of mortar pump confession through top-right feed check valve 14; Meanwhile in the pressurized cylinder 55 on the left side, piston promotes slurry the pressurization of cylinder body to left movement, in the time that slurry pressure is slightly larger than the pressure of main system, through the first discharging check valve 13 of lower left to mixing chamber 7 discharges.Because piston rod shares, so the active force of pole pair oil cylinder and pressurized cylinder is identical F, according to pressure formula: P=F/S, have: it is No. 1 that P1 × S1=F=P2 × S2 establishes oil cylinder, pressurized cylinder is No. 2, because S1 > is S2, so P2 > P1 has reached the effect of supercharging.And 6 li of slurries of mixing chamber and water under high pressure are mixed into water sand mixed liquor from dividing, through nozzle 17 ejection at a high speed, form abradant jet bundle.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a Premixed Abrasive Water Jet continuous feeding system, it is characterized in that: comprise main water box (1), high-pressure pump (2), low-lift pump (3), continuous feeding system and mixing chamber (6), described main water box (1) one end and high-pressure pump (2) UNICOM, the delivery outlet of described high-pressure pump (2) is connected with the input port of mixing chamber (6), described low-lift pump (3) input port is connected with the input port of mixing chamber (6) by continuous feeding system, described continuous feeding system comprises feeding system (4) and pressure charging system (5), described feeding system (4) is connected with pressure charging system (5), the delivery outlet of described mixing chamber (6) and nozzle (17) UNICOM.
2. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 1, it is characterized in that: described feeding system (4) comprises the secondary water tank (41) that low-lift pump (3) current are provided, sand bucket (42), slurry blender (43), mortar pump (44), described low-lift pump (3) delivery outlet is connected with bottom and the top of sand bucket (42) by check valve (46) respectively, the delivery outlet of described sand bucket (42) is connected with the input port of slurry blender (43), described slurry blender (43) is by stop valve (49) and mortar pump (44) UNICOM, described mortar pump (44) and pressure charging system (5) UNICOM.
3. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 2, is characterized in that: between described secondary water tank (41) and low-lift pump (3), be provided with the first water filter (45).
4. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 3, is characterized in that: described slurry blender (43) is by the second water filter (47) and flush box (48) UNICOM.
5. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 4, it is characterized in that: described pressure charging system (5) comprises provides the oil pump of pressure (51), 3-position 4-way solenoid directional control valve (52), double acting double rod cylinder (53), supercharging mortar jar (54) and pressurized cylinder (55), described oil pump (51) is connected with double acting double rod cylinder (53) by 3-position 4-way solenoid directional control valve (52), described double acting double rod cylinder (53) one end and supercharging mortar jar (54) UNICOM, its other end and pressurized cylinder (55) UNICOM, described mortar pump (44) by mortar pipe (56) respectively with supercharging mortar jar (54) and pressurized cylinder (55) UNICOM.
6. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 5, it is characterized in that: the input port of described oil pump (51) is by oil filter (8) and fuel tank (7) UNICOM, the delivery outlet of described oil pump (51) is connected with 3-position 4-way solenoid directional control valve (52) with load check valve (9), between described oil pump (51) and 3-position 4-way solenoid directional control valve (52), is provided with overflow valve (10).
7. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 6, it is characterized in that: between described mortar pump (44) and supercharging mortar jar (54), be provided with the first feed check valve (12), between described supercharging mortar jar (54) and mixing chamber (6), be provided with the first discharging check valve (13).
8. a kind of the Premixed Abrasive Water Jet continuous feeding system according to claim 7, it is characterized in that: between described mortar pump (44) and pressurized cylinder (55), be provided with the second feed check valve (14), between described pressurized cylinder (55) and mixing chamber (6), be provided with the second discharging check valve (15).
9. according to a kind of the Premixed Abrasive Water Jet continuous feeding system described in claim 1 or 8, it is characterized in that: the delivery outlet of described main water box (1) is connected with the input port of high-pressure pump (2) by main filter core (16), the delivery outlet of described high-pressure pump (2) is by main load check valve (11) and mixing chamber (6) UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636493.9U CN203600080U (en) | 2013-10-15 | 2013-10-15 | Front mixed grinding material jet-flow continuous material supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320636493.9U CN203600080U (en) | 2013-10-15 | 2013-10-15 | Front mixed grinding material jet-flow continuous material supply system |
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| CN203600080U true CN203600080U (en) | 2014-05-21 |
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| CN201320636493.9U Withdrawn - After Issue CN203600080U (en) | 2013-10-15 | 2013-10-15 | Front mixed grinding material jet-flow continuous material supply system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526573A (en) * | 2015-01-21 | 2015-04-22 | 北京科技大学 | Continuous slurry supply system for strip steel surface treatment and use method |
| CN104552027A (en) * | 2013-10-15 | 2015-04-29 | 常州交通技师学院 | Front mixing grinding material jet-flow continuous feeding system |
| CN107101903A (en) * | 2017-06-02 | 2017-08-29 | 常州大学 | HTHP multiphase flow injecting type erosion-corrosion experiment device |
| CN107322482A (en) * | 2017-08-04 | 2017-11-07 | 安徽理工大学 | A kind of gradual change type is based on the horizontal super-pressure the Premixed Abrasive Water Jet generating means of the adaptive mechanism of fluidization |
| CN107336144A (en) * | 2017-08-05 | 2017-11-10 | 苏州方德锐精密机电科技有限公司 | A kind of vertical Reciprocatory abrasive Flow polishing machine mechanical structure |
| WO2018103284A1 (en) * | 2016-12-08 | 2018-06-14 | 中国矿业大学 | New-type slurry abrasive jet system |
-
2013
- 2013-10-15 CN CN201320636493.9U patent/CN203600080U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552027A (en) * | 2013-10-15 | 2015-04-29 | 常州交通技师学院 | Front mixing grinding material jet-flow continuous feeding system |
| CN104552027B (en) * | 2013-10-15 | 2017-03-08 | 常州交通技师学院 | The Premixed Abrasive Water Jet continuous feeding system |
| CN104526573A (en) * | 2015-01-21 | 2015-04-22 | 北京科技大学 | Continuous slurry supply system for strip steel surface treatment and use method |
| WO2018103284A1 (en) * | 2016-12-08 | 2018-06-14 | 中国矿业大学 | New-type slurry abrasive jet system |
| CN107101903A (en) * | 2017-06-02 | 2017-08-29 | 常州大学 | HTHP multiphase flow injecting type erosion-corrosion experiment device |
| CN107322482A (en) * | 2017-08-04 | 2017-11-07 | 安徽理工大学 | A kind of gradual change type is based on the horizontal super-pressure the Premixed Abrasive Water Jet generating means of the adaptive mechanism of fluidization |
| CN107336144A (en) * | 2017-08-05 | 2017-11-10 | 苏州方德锐精密机电科技有限公司 | A kind of vertical Reciprocatory abrasive Flow polishing machine mechanical structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140521 Effective date of abandoning: 20171114 |