CN103697225A - Digital closed-loop control shot flow valve for shot blasting - Google Patents
Digital closed-loop control shot flow valve for shot blasting Download PDFInfo
- Publication number
- CN103697225A CN103697225A CN201210368189.0A CN201210368189A CN103697225A CN 103697225 A CN103697225 A CN 103697225A CN 201210368189 A CN201210368189 A CN 201210368189A CN 103697225 A CN103697225 A CN 103697225A
- Authority
- CN
- China
- Prior art keywords
- shot
- way pipe
- ball material
- flow
- tube body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
Abstract
The invention discloses a digital closed-loop control shot flow valve for shot blasting. The digital closed-loop control shot flow valve comprises a driving motor, a reducer, a flow dividing cylinder and a three-way pipe, wherein the reducer is connected with the driving motor; the lower end of the reducer is connected with a coupler; a flow dividing device is arranged in the flow dividing cylinder, and is connected with the coupler through a shaft; one side of the flow dividing cylinder is provided with a shot inlet; the lower end of the flow dividing cylinder is communicated with the upper end of the three-way pipe; a sensor is arranged in the three-way pipe; a flow guiding pipe is arranged between the sensor and the inlet at the upper end of the three-way pipe; two pipe orifices at the lower end of the three-way pipe are connected with an air inlet pipe and a discharge pipe respectively; through a closed-loop servo control system, the shot flow during shot blasting is calculated, monitored and controlled according to a proportional-integral (PI) calculation method, so that the whole adjusting system can achieve stepless speed variation, the flow adjustment is more flexible, accurate and stable, and a complicated mechanical structure is not required to realize process automation.
Description
Technical field
The present invention relates to shot-blast process field, particularly a kind of digital closed loop in shot-blast process process is controlled ball material Flow valve.
Background technique
Shot-blast process is to adopt various ball material (metal ball material and nonmetal ball material) by compressed-air power, to be ejected into workpiece surface, makes a kind of technique of workpiece surface strengthening.And in shot-blast process, the flow monitoring of blasting media and control are one of the most key factors that shot-blast process is affected.
In current shot blasting equipment, for the magnetic ball material of metal (shot, steel wire cut pill etc.), the flow while mostly adopting the electro permanent magnetic valve of import monitor and control shot-peening.And along with the development of shot-blast process, the ball material of shot-peening is not limited only to the magnetic blasting media of metal species, for example, in order to meet the surface Hardening Treatment (because not having the metal material of the class of getting rusty after its surface treatment) of non-ferrous metal class workpiece, and adopt nonmetal non-magnetic (as glass ball, pottery magnetic ball etc.) blasting media.Original electro permanent magnetic valve needle cannot be realized monitoring and the control of flow to nonmetal nonmagnetic ball material.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides and a kind ofly can meet digital closed loop for the shot-peening that metal and nonmetal ball material can use and control ball material Flow valve.
The present invention for the technological scheme that solves its technical problem and adopt is: for a kind of shot-peening, digital closed loop is controlled ball material Flow valve, comprise drive motor, speed reducer, bridging tube body and three-way pipe form, described speed reducer is connected with drive motor, speed reducer lower end connects a coupling, in described bridging tube body, be provided with a part flow arrangement, described part flow arrangement connects coupling by axle, described bridging tube body one side is provided with a ball material import, the lower end of bridging tube body is communicated with three-way pipe upper end, in described three-way pipe, be provided with inductor, on inductor and three-way pipe, between end entrance, be provided with honeycomb duct, and two of the lower ends of the three-way pipe mouth of pipe connects respectively suction tude and discharge nozzle.
As a further improvement on the present invention, upper end connection first flange seat of described bridging tube body, the first flange seat fixedly mounts with speed reducer simultaneously; Lower end connection second flange seat of described bridging tube body, the second flange seat connects a stop valve, and described stop valve is communicated with bridging tube body lower end and three-way pipe upper end.
As a further improvement on the present invention, described part flow arrangement is fixedly connected with axle lower end by fitting seat, the outer sheathed bell jar of part flow arrangement, and described bell jar is fixedly connected on the second flange seat, and bell jar is provided with a plurality of equally distributed ball material hole.
As a further improvement on the present invention, a transition sleeve is installed in described the first flange seat, transition sleeve is connected with axle with seal ring by bearing.
As a further improvement on the present invention, described drive motor is actuating motor, and drive motor connects external control system.
Working principle of the present invention: by the servo-control system of closed loop, the ball material flow while calculating with Monitoring and Controlling shot-peening according to PI proportional integral calculation method.Main structure form is to adopt actuating motor to be connected with speed reducer, speed reducer drives the spiral vortex part flow arrangement being arranged in shunting staving to rotate by coupling, to flowing into the shunting of leading of the ball material of shunting in staving, the stop valve of bottom is often opened when shot-peening, ball material can be under Action of Gravity Field, through inductor, detect its uninterrupted, and feed back to system, through system-computed with after checking, the rotating speed of actuating motor is carried out to necessary adjusting, the shot-peening flow value that flow value that inductor detects in next detection node is set with system is identical, when system does not need shot-peening, stop valve is closed.
The invention has the beneficial effects as follows:
1, by the servo-control system of closed loop, ball material flow while calculating with Monitoring and Controlling shot-peening according to PI proportional integral calculation method, make whole regulating system can reach stepless speed regulation, Flow-rate adjustment is more flexible, accurately, stable, and do not need complicated mechanical structure to realize its automation technolo.
2, bridging tube body adopts the moulding of cast aluminium alloy integrally casting, has reduced the weight of whole device, and has guaranteed the overall tightness of whole device, has reduced the difficulty of other mechanical processing techniques, improve its processability, and cost performance is higher.
3, meet under conventional shot-blast process condition, pressure is 0.01-0.6Mpa, and maximum shot-peening flow can be 12kg/min, its shot-peening flow control accuracy≤± 5%.
4, solved in shot-blast process, equipment meets the function that metal is magnetic and nonmetal nonmagnetic ball material can be used, by using shot-peening, with digital closed loop, control ball material Flow valve, reach the flow of used shot-peening ball material is carried out to the adjusting of Automatic Detection and Control and uninterrupted, and realize and reducing costs in prior art, shorten buying and maintenance deadline.
Accompanying drawing explanation
Fig. 1 is the generalized section of structure of the present invention;
Fig. 2 is perspective view of the present invention.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment and accompanying drawing, the invention will be further described, and this embodiment only, for explaining the present invention, does not form limiting the scope of the present invention.
Fig. 1 has shown a kind of shot-peening of the present invention and with digital closed loop, has controlled a kind of mode of execution of ball material Flow valve, comprise drive motor 1, speed reducer 2, bridging tube body 3 and three-way pipe 4 form, described speed reducer 2 is connected with drive motor 1, speed reducer 2 lower ends connect a coupling 5, in described bridging tube body 3, be provided with a part flow arrangement 6, described part flow arrangement 6 connects coupling 5 by axle 7, described bridging tube body 3 one sides are provided with a ball material import 8, the lower end of bridging tube body 3 is communicated with three-way pipe 4 upper ends, in described three-way pipe 4, be provided with inductor 9, on inductor 9 and three-way pipe 4, between end entrance, be provided with honeycomb duct 10, and two of the lower ends of three-way pipe 4 mouth of pipe connects respectively suction tude 11 and discharge nozzle 12, upper end connection first flange seat 13 of described bridging tube body 3, the first flange seat 13 fixedly mounts with speed reducer 2 simultaneously, lower end connection second flange seat 14 of described bridging tube body 3, the second flange seat 14 connects a stop valve 19, described stop valve 19 is communicated with bridging tube body 3 lower ends and three-way pipe 4 upper ends, described part flow arrangement 6 is fixedly connected with axle 7 lower ends by fitting seat 15, the outer sheathed bell jar 16 of part flow arrangement 6, described bell jar 16 is fixedly connected on the second flange seat 14, bell jar 16 is provided with a plurality of equally distributed ball material hole 17, interior installation one transition sleeve 18 of described the first flange seat 13, transition sleeve 18 is connected with axle 7 with seal ring by bearing, described drive motor 1 is actuating motor, and drive motor 1 connects external control system.
Each of whole device installed joint all will install corresponding Sealing additional, for the position that must install standard seal part additional, when designing, mounting point is processed.
Shot-peening of the present invention is controlled ball material Flow valve with digital closed loop, by servo-system, regulate the rotating speed of controlling actuating motor 1, make spiral vortex part flow arrangement 6 in bridging tube body 3 under different rotating speeds, control is diverted to the ball material flow of stop valve 19, by inductor 9, detect its actual ball material flow passing through again, and according to PI(proportional integral calculation method) calculate corresponding flow-rotating speed (actuating motor rotating speed) plotted curve of formation, as the functional arrangement of flow and rotating speed corresponding relation.
When ball material passes through inductor 19, inductor 19 can detect the flow of ball material, is converted into corresponding flow electrical signal, then contrasts with the flow information that control system sets.If the flow that inductor 19 detects is greater than the flow setting, control system will be adjusted the tachometer value that reduces actuating motor 1, the flow value detecting in the next detection node of inductor again with the flow contrast of default, until in the next sampling node of inductor 19, detect and can meet under shot-blast process till desired flow, system is by the rotating speed of not earthquake actuating motor 1.Otherwise heighten actuating motor 1 rotating speed, until in the next sampling node of inductor 19, detect and can meet under shot-blast process till desired flow, system is by the rotating speed of not earthquake actuating motor 1.If the flow value that inductor 19 records in any detection node has change, system is incited somebody to action feedback information simultaneously, and adjusts the rotating speed of actuating motor 1.
Claims (5)
1. a shot-peening is controlled ball material Flow valve with digital closed loop, it is characterized in that: comprise drive motor (1), speed reducer (2), bridging tube body (3) and three-way pipe (4) form, described speed reducer (2) is connected with drive motor (1), speed reducer (2) lower end connects a coupling (5), in described bridging tube body (3), be provided with a part flow arrangement (6), described part flow arrangement (6) connects coupling (5) by axle (7), described bridging tube body (3) one sides are provided with a ball material import (8), the lower end of bridging tube body (3) is communicated with three-way pipe (4) upper end, in described three-way pipe (4), be provided with inductor (9), between the upper end entrance of inductor (9) and three-way pipe (4), be provided with honeycomb duct (10), and two of the lower ends of three-way pipe (4) mouth of pipe connects respectively suction tude (11) and discharge nozzle (12).
2. shot-peening according to claim 1 is controlled ball material Flow valve with digital closed loop, it is characterized in that: upper end connection first flange seat (13) of described bridging tube body (3), the first flange seat (13) fixedly mounts with speed reducer (2) simultaneously; Lower end connection second flange seat (14) of described bridging tube body (3), the second flange seat (14) connects a stop valve (19), and described stop valve (19) is communicated with bridging tube body (3) lower end and three-way pipe (4) upper end.
3. shot-peening according to claim 1 and 2 is controlled ball material Flow valve with digital closed loop, it is characterized in that: described part flow arrangement (6) is fixedly connected with axle (7) lower end by fitting seat (15), the outer sheathed bell jar (16) of part flow arrangement (6), it is upper that described bell jar (16) is fixedly connected on the second flange seat (14), and bell jar (16) is provided with a plurality of equally distributed ball material holes (17).
4. shot-peening according to claim 1 is controlled ball material Flow valve with digital closed loop, it is characterized in that: a transition sleeve (18) is installed in described the first flange seat (13), and transition sleeve (18) is connected with axle (7) with seal ring by bearing.
5. shot-peening according to claim 1 is controlled ball material Flow valve with digital closed loop, it is characterized in that: described drive motor (1) is actuating motor, and drive motor (1) connects external control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368189.0A CN103697225B (en) | 2012-09-28 | 2012-09-28 | Shot-peening digital newspaper industry ball material Flow valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210368189.0A CN103697225B (en) | 2012-09-28 | 2012-09-28 | Shot-peening digital newspaper industry ball material Flow valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103697225A true CN103697225A (en) | 2014-04-02 |
| CN103697225B CN103697225B (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210368189.0A Active CN103697225B (en) | 2012-09-28 | 2012-09-28 | Shot-peening digital newspaper industry ball material Flow valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103697225B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666344A (en) * | 2016-02-04 | 2016-06-15 | 重庆明治百通机械制造有限公司 | Sand blasting machine and sand supply system and flow control valve thereof |
| CN107671749A (en) * | 2017-10-12 | 2018-02-09 | 昆山开信精工机械股份有限公司 | A kind of high accuracy portable type bullet flow automatic weighing device and its method of work |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5401205A (en) * | 1994-04-18 | 1995-03-28 | Church & Dwight Co., Inc. | Media control valve |
| US5421767A (en) * | 1993-12-06 | 1995-06-06 | Church & Dwight Co., Inc. | Media control valve |
| US20020083981A1 (en) * | 2000-11-10 | 2002-07-04 | Thompson Robert E. | Media control valve |
| CN2616340Y (en) * | 2003-05-23 | 2004-05-19 | 齐齐哈尔斯潘塞表面处理设备有限公司 | Steel shot flow control device |
| CN201342622Y (en) * | 2008-12-29 | 2009-11-11 | 青岛铸造机械集团公司 | Valve-brake composite flow control device |
| CN201799938U (en) * | 2010-08-04 | 2011-04-20 | 霍山县忠福铸造有限责任公司 | Pill flow control device |
| CN202868031U (en) * | 2012-09-28 | 2013-04-10 | 昆山开信机械制造有限公司 | Digital closed-loop control shot material flow valve for shot blasting |
-
2012
- 2012-09-28 CN CN201210368189.0A patent/CN103697225B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5421767A (en) * | 1993-12-06 | 1995-06-06 | Church & Dwight Co., Inc. | Media control valve |
| US5401205A (en) * | 1994-04-18 | 1995-03-28 | Church & Dwight Co., Inc. | Media control valve |
| US20020083981A1 (en) * | 2000-11-10 | 2002-07-04 | Thompson Robert E. | Media control valve |
| CN2616340Y (en) * | 2003-05-23 | 2004-05-19 | 齐齐哈尔斯潘塞表面处理设备有限公司 | Steel shot flow control device |
| CN201342622Y (en) * | 2008-12-29 | 2009-11-11 | 青岛铸造机械集团公司 | Valve-brake composite flow control device |
| CN201799938U (en) * | 2010-08-04 | 2011-04-20 | 霍山县忠福铸造有限责任公司 | Pill flow control device |
| CN202868031U (en) * | 2012-09-28 | 2013-04-10 | 昆山开信机械制造有限公司 | Digital closed-loop control shot material flow valve for shot blasting |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666344A (en) * | 2016-02-04 | 2016-06-15 | 重庆明治百通机械制造有限公司 | Sand blasting machine and sand supply system and flow control valve thereof |
| CN107671749A (en) * | 2017-10-12 | 2018-02-09 | 昆山开信精工机械股份有限公司 | A kind of high accuracy portable type bullet flow automatic weighing device and its method of work |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103697225B (en) | 2015-10-28 |
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| CP01 | Change in the name or title of a patent holder |
Address after: Shipai Town Golden Phoenix Road Kunshan City, Suzhou City, Jiangsu Province, No. 588 215300 Patentee after: Kunshan open letter Seiko Machinery Limited by Share Ltd Address before: Shipai Town Golden Phoenix Road Kunshan City, Suzhou City, Jiangsu Province, No. 588 215300 Patentee before: KUNSHAN CARTHING MACHINERY CO., LTD. |