CN105834921B - A kind of pushing formula directly drives super high pressure fluid dynamical system - Google Patents
A kind of pushing formula directly drives super high pressure fluid dynamical system Download PDFInfo
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- CN105834921B CN105834921B CN201610340012.8A CN201610340012A CN105834921B CN 105834921 B CN105834921 B CN 105834921B CN 201610340012 A CN201610340012 A CN 201610340012A CN 105834921 B CN105834921 B CN 105834921B
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- sector gear
- swing arm
- connecting rod
- high pressure
- dynamical system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a kind of pushing formula directly to drive super high pressure fluid dynamical system, and it includes casing, servomotor, line slideway, screw, ball screw, rack, sector gear, adpting flange, left connecting rod and right connecting rod；After the rotary motion of servomotor of the present invention is changed into linear motion, sector gear swings around central shaft in the range of 60 degree, sector gear point on the basis of the axle of central shaft, the ratio between the length a of the upper swing arm of sector gear and the length b of lower swing arm of sector gear are 3 10：1, the thrust of left and right intensifier piston is improved with this torque multiple, reliability of the present invention is high, cutting efficiency is high, fault rate is few, application easy to spread.
Description
Technical field
The present invention relates to a kind of pushing formula directly to drive super high pressure fluid dynamical system.
Background technology
Water jet cutting mach is commonly used at home and abroad, and it uses two kinds of frame modes mostly：First, hydraulic pressure drives
Dynamic extremely-high tension generator, this type of drive stable drive, pressure ratio are big（1:20）, but divide from " hydraulic system " of power resources
Analysis, its structure is more complicated, often occurs hydraulic system fault in the long-term operating of machine, this kind of failure is except oil pump, hydraulic part
Itself is outer, and besides oily cleaning problems cause taking place frequently for hydraulic system accident.The cleaning of Hydraulic System Oil be it is vital,
Design with that can ensure in manufacturing in machine, but due to reasons such as working environments, often changed in periodic maintenance relevant close
Impurity is inevitably brought into sealing, the work such as change oil, and tiny impurity can make hydraulic system be out of order.2nd, direct-drive type
Extremely-high tension generator：The type of drive is to push directly on supercharger systems using mechanical transmission structure, that is, motor passes through change
Fast mechanism, gear band dynamic crankshaft rotate, and rotary motion are changed into linear motion, three connecting rod cranks push directly on bent axle
Three cylinder workings of booster, water under high pressure is released, so as to produce high pressure kinetic energy fluid（It is water to test fluid base fluid）；Although it
Simple in construction, manufacturing cost is less than the former, but its reciprocating frequency is typically in 750 times/min or so, and the former is reciprocal
The frequency of motion is (two-way in 50-120 times/min）, this high rotating speed cause dynamical system and pressure charging system associated components and
Consumable accessory service life is low, and the frequency of replacing is high, improves use cost.Though can use, which reduces rotating speed, improves service life,
Its three diameter of piston rod are in 8mm or so, if dilated diameter, under the water yield same case of water side, although can be with
Rotary speed is reduced, the increasing of diameter will increase total pressure inside booster, although compressive load per unit area and former chi
It is very little identical, but total area is big, and intensified pressure makes system not bear.
Power drive system fault rate in above two fluid jet high-pressure system is higher, cost is high, maintenance or changes
Consumable accessory is frequent, and production efficiency decreases.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of reliability height, energy consumption is low, use cost is low, fault rate is few
Pushing formula directly drive super high pressure fluid dynamical system.
The present invention adopts the following technical scheme that：
The present invention includes casing, servomotor, line slideway, screw, ball screw, rack, sector gear, connection method
Blue, left connecting rod and right connecting rod；The central shaft of sector gear is arranged on sector gear bottom, and the top of center axis center is upper pendulum
Arm, the length of upper swing arm is a, and the bottom of center axis center is lower swing arm, and the length of lower swing arm is b, then a：b=3-10：1；It is described
Line slideway is arranged on the casing upper end, and the sector gear is fixedly mounted in the casing by central shaft, sector
The lower swing arm of wheel is fixedly connected with the adpting flange, and the adpting flange both ends pass through axle and the left connecting rod and right company respectively
One end connection of bar, the left connecting rod other end are connected with the piston of left booster, the other end of the right connecting rod and right supercharging
The piston connection of device；The ball screw, described ball screw one end and the servomotor is fixedly mounted in the casing top
Output axis connection, the screw is installed on the ball screw, the screw upper end is connected with line slideway, the screw
Lower end is fixedly connected with the rack, and the rack engages with the gear of the sector gear upper swing arm；The sector gear is left
The angle of right swing is 40-90.
The length of the upper swing arm of sector gear of the present invention and the length of the lower swing arm of sector gear ratio are 6：1.
The angle that sector gear of the present invention swings is 60.
The power of servomotor of the present invention is 1-15KW.
The power of servomotor of the present invention is 5KW.
Good effect of the present invention is as follows：After the rotary motion of servomotor is changed into linear motion by the present invention, sector gear
Swing, swung in the range of preferably 60, sector gear is using central shaft as base in the range of 40-90 around central shaft
On schedule, the ratio between length b of lower swing arm of the length a of the upper swing arm of sector gear and sector gear is 3-10：1, preferably 6：1,
The thrust of left and right intensifier piston is improved with this torque multiple.
More than 4.0L/min maximum high-voltage is reached in cutting using the water jet cutting machine of dynamical system of the present invention
Water yield, cutting speed is set substantially to improve 21.8% than prior art；Maintenance and repair cost is the 42% of prior art maintenance cost,
Use cost is reduced, the reliability of booster improves, servomotor power most preferably 1-15KW of the present invention, and preferably power is
5KW, power consumption reduces by 7.4 times than original when servomotor power is 5KW；And complete machine manufacturing cost reduces by 4.82%；The present invention
Reliability is high, cutting efficiency is high, fault rate is few, application easy to spread.
Brief description of the drawings
Accompanying drawing 1 is schematic structural view of the invention.
In the accompanying drawings：1 servomotor, 2 line slideways, 3 screws, 4 ball screws, 5 racks, 6 sector gears, 7 connection methods
Orchid, 8 left connecting rods, 9 right connecting rods, 10 casings, 11 central shafts.
Embodiment
As shown in Figure 1, the present invention includes casing 10, servomotor 1, line slideway 2, screw 3, ball screw 4, rack
5th, sector gear 6, adpting flange 7, left connecting rod 8 and right connecting rod 9；The central shaft 11 of sector gear 6 is arranged under sector gear 6
Portion, the top at the center of central shaft 11 are upper swing arm, and the length of upper swing arm is a, and the bottom at the center of central shaft 11 is lower swing arm, the bottom
The length of arm is b, then a：b=3-10：1, preferably a：b=6：1；The line slideway 2 is arranged on the upper end of casing 10, described
Sector gear 6 is fixedly mounted in the casing 10 by central shaft 11, the lower swing arm of sector gear 6 and the adpting flange 7
It is fixedly connected, the both ends of adpting flange 7 are connected by axle with one end of the left connecting rod 8 and right connecting rod 9 respectively, the left company
The other end of bar 8 is connected with the piston of left booster, and the other end of the right connecting rod 9 connects with the piston of right booster；The case
The ball screw 4, described one end of ball screw 4 and the output axis connection of the servomotor 1, institute is fixedly mounted in the top of body 10
The power for stating servomotor 1 is 1-15KW, preferably 5KW, and the screw 3, the screw 3 are installed on the ball screw 4
Upper end is connected with line slideway 2, and the lower end of screw 3 is fixedly connected with the rack 5, the rack 5 and the sector gear 6
The gear engagement of upper swing arm；The angle that the sector gear 6 swings is 40-90, preferably 60.
At work, ball screw 4 makes the rotation of screw mandrel 4 drive screw 3 in straight line to the present invention under the driving of servomotor 1
Guide rail 2 does straight reciprocating motion, so as to drive the sector gear 6 engaged with rack 5 to rotate, when servomotor 1 does positive and negative rotate
When turning, around central shaft, the reciprocating rotary in the range of 40-90 is swung sector gear 6, and preferably 60, make left connecting rod 8 and right company
Bar 9 does straight reciprocating motion while swing, promotes the piston of left and right booster to do straight reciprocating motion and pushes away water under high pressure
Go out.The rack and pinion that upper swing arm of the present invention transmits end by power engages, and is rotated along central shaft；The center of central shaft to left company
Bar 8 and the axis centre of right connecting rod 9 are lower swing arm, promote piston movement.
After the rotary motion of servomotor of the present invention is changed into linear motion, sector gear 6 is around central shaft in 40-90 scopes
Interior reciprocating rotary is swung, and preferably 60, sector gear point on the basis of the axle of central shaft, the length a of the upper swing arm of sector gear
It is 3-10 with the ratio between the length b of the lower swing arm of sector gear：1, preferably 6：1, left and right booster is improved with this torque multiple
The thrust of piston, reciprocating frequence are controlled in 50-120 times/min (bi-directional frequencies）, service life is both improved, is eliminated again cumbersome
Hydraulic system.The maximum for having reached more than 4.0L/min in cutting using the water jet cutting machine of dynamical system of the present invention is high
Water is extruded, cutting speed is substantially improved 21.8% than prior art；Maintenance and repair cost is prior art maintenance cost
42%, use cost is reduced, the reliability of booster improves, and servomotor power most preferably 5KW of the present invention, electric energy can be made to disappear
Loss-rate reduces by 7.4 times originally；And complete machine manufacturing cost reduces by 4.82%；Reliability of the present invention is high, cutting efficiency is high, fault rate is few,
Application easy to spread.
Embodiment described above is only the preferred embodiments of the present invention, and the simultaneously exhaustion of non-invention possible embodiments.
For persons skilled in the art, to any aobvious made by it on the premise of without departing substantially from the principle of the invention and spirit
And the change being clear to, it should all be contemplated as falling with the claims of the present invention.
Claims (5)
1. a kind of pushing formula directly drives super high pressure fluid dynamical system, it is characterised in that it includes casing（10）, servomotor（1）、
Line slideway（2）, screw（3）, ball screw（4）, rack（5）, sector gear（6）, adpting flange（7）, left connecting rod（8）And the right side
Connecting rod（9）；
Sector gear（6）Central shaft（11）It is arranged on sector gear（6）Bottom, central shaft（11）The top at center is upper pendulum
Arm, the length of upper swing arm are a, central shaft（11）The bottom at center is lower swing arm, and the length of lower swing arm is b, then a：b=3-10：1；
The line slideway（2）Installed in the casing（10）Upper end, the sector gear（6）Pass through central shaft（11）Fixed peace
Mounted in the casing（10）It is interior, sector gear（6）Lower swing arm and the adpting flange（7）It is fixedly connected, the adpting flange
（7）Both ends pass through axle and the left connecting rod respectively（8）And right connecting rod（9）One end connection, the left connecting rod（8）The other end and a left side
The piston connection of booster, the right connecting rod（9）The other end connected with the piston of right booster；The casing（10）Top is consolidated
Dingan County fills the ball screw（4）, the ball screw（4）One end and the servomotor（1）Output axis connection, described
Ball screw（4）The upper installation screw（3）, the screw（3）Upper end and line slideway（2）Connection, the screw（3）Lower end
With the rack（5）It is fixedly connected, the rack（5）With the sector gear（6）The gear engagement of upper swing arm；The sector
Wheel（6）The angle to swing is 40-90.
2. a kind of pushing formula according to claim 1 directly drives super high pressure fluid dynamical system, it is characterised in that the sector
Gear（6）Upper swing arm length and sector gear（6）Lower swing arm length ratio be 6：1.
3. a kind of pushing formula according to claim 1 or 2 directly drives super high pressure fluid dynamical system, it is characterised in that the fan
Shape gear（6）The angle to swing is 60.
4. a kind of pushing formula according to claim 3 directly drives super high pressure fluid dynamical system, it is characterised in that the servo
Motor（1）Power be 1-15KW.
5. a kind of pushing formula according to claim 4 directly drives super high pressure fluid dynamical system, it is characterised in that the servo
Motor（1）Power be 5KW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610340012.8A CN105834921B (en) | 2016-05-21 | 2016-05-21 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610340012.8A CN105834921B (en) | 2016-05-21 | 2016-05-21 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
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| Publication Number | Publication Date |
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| CN105834921A CN105834921A (en) | 2016-08-10 |
| CN105834921B true CN105834921B (en) | 2018-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610340012.8A Active CN105834921B (en) | 2016-05-21 | 2016-05-21 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139673B (en) * | 2016-12-22 | 2023-10-13 | 南京理工大学 | Motor type initiative transverse stabilizer bar |
| CN109383208A (en) * | 2017-08-10 | 2019-02-26 | 益阳天华两栖车艇有限公司 | A kind of rotary control arm assembly |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190525262A (en) * | 1905-12-05 | 1906-12-05 | Cb Cottrell & Sons Co | Improvements in Pressure Controlling Devices for the Air Springs of Printing Presses. |
| US3426569A (en) * | 1967-01-31 | 1969-02-11 | Cyril Bath Co | Stretch forming machine and segmental adjustable die combination |
| CN1095793A (en) * | 1994-03-07 | 1994-11-30 | 孙立言 | Wave power device |
| RU2079683C1 (en) * | 1994-01-26 | 1997-05-20 | Виктор Владимирович Потапов | Internal combustion engine |
| CN101117916A (en) * | 2007-07-12 | 2008-02-06 | 闫官清 | Double-pendulum internal-combustion engine |
| CN101781997A (en) * | 2010-02-04 | 2010-07-21 | 钱戈 | Crankless piston type stepless speed change engine and design method |
| CN202056020U (en) * | 2011-04-22 | 2011-11-30 | 罗小洪 | Secondary-level pressurizing horizontal type vehicle-mounted air compressor |
| CN204567652U (en) * | 2015-03-27 | 2015-08-19 | 同济大学 | The motor-driven EHB of a kind of employing |
| CN205765653U (en) * | 2016-05-21 | 2016-12-07 | 上海金箭水射流设备制造有限公司 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
-
2016
- 2016-05-21 CN CN201610340012.8A patent/CN105834921B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190525262A (en) * | 1905-12-05 | 1906-12-05 | Cb Cottrell & Sons Co | Improvements in Pressure Controlling Devices for the Air Springs of Printing Presses. |
| US3426569A (en) * | 1967-01-31 | 1969-02-11 | Cyril Bath Co | Stretch forming machine and segmental adjustable die combination |
| RU2079683C1 (en) * | 1994-01-26 | 1997-05-20 | Виктор Владимирович Потапов | Internal combustion engine |
| CN1095793A (en) * | 1994-03-07 | 1994-11-30 | 孙立言 | Wave power device |
| CN101117916A (en) * | 2007-07-12 | 2008-02-06 | 闫官清 | Double-pendulum internal-combustion engine |
| CN101781997A (en) * | 2010-02-04 | 2010-07-21 | 钱戈 | Crankless piston type stepless speed change engine and design method |
| CN202056020U (en) * | 2011-04-22 | 2011-11-30 | 罗小洪 | Secondary-level pressurizing horizontal type vehicle-mounted air compressor |
| CN204567652U (en) * | 2015-03-27 | 2015-08-19 | 同济大学 | The motor-driven EHB of a kind of employing |
| CN205765653U (en) * | 2016-05-21 | 2016-12-07 | 上海金箭水射流设备制造有限公司 | A kind of pushing formula directly drives super high pressure fluid dynamical system |
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|---|---|
| CN105834921A (en) | 2016-08-10 |
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