CN215409489U - Pneumatic control system for accurate pressurization of fast and slow movement - Google Patents
Pneumatic control system for accurate pressurization of fast and slow movement Download PDFInfo
- Publication number
- CN215409489U CN215409489U CN202121354587.8U CN202121354587U CN215409489U CN 215409489 U CN215409489 U CN 215409489U CN 202121354587 U CN202121354587 U CN 202121354587U CN 215409489 U CN215409489 U CN 215409489U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pneumatic control
- electromagnetic valve
- valve
- electromagnet
- 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.)
- Active
Links
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
- Control Of Presses (AREA)
Abstract
The utility model discloses a rapid and slow movement accurate pressurization pneumatic control system, which belongs to the technical field of pneumatic control systems and comprises an air source pressure and filtering device, an electric proportional valve, a second electromagnetic valve, an electromagnet YV1, a first throttling silencer, a precise pressure reducing valve, an electromagnet YV2, a third electromagnetic valve, a fourth electromagnetic valve, a fifth electromagnetic valve, a sixth electromagnetic valve, an electromagnet YV3, an electromagnet YV4, an electromagnet YV5, a seventh electromagnetic valve, an electromagnet YV6, a plurality of pneumatic control single-item valves, an air cylinder and a pressure disc, wherein one air cylinder is controlled to realize rapid and slow movement through the action control of all valves of a pneumatic control system, when a pressed workpiece is contacted, a signal is fed back to the electric proportional valve through a weighing sensor, the electric proportional valve controls air pressure through set pressure to realize accurate pressure control of the workpiece, and after the pressed workpiece is processed, the pressure disc is controlled to quickly ascend through an air valve, therefore, the integration of a pneumatic system is realized, the cost is reduced, and the overall height of the equipment is reduced.
Description
Technical Field
The utility model relates to the technical field of pneumatic control systems, in particular to a pneumatic control system capable of accurately pressurizing fast and slow movement.
Background
The pneumatic control system is a control system widely applied to mechanical equipment, and in some mechanical equipment, the control of the fast and slow feeding of a moving part by using a cylinder is one of the requirements.
The equipment in the prior art is operated at a fixed speed, generally, in order to not impact a workpiece in the descending process, the descending speed is slow, and the processing auxiliary time is prolonged.
Therefore, a new pneumatic control system with precise pressurization for fast and slow movement needs to be designed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a pneumatic control system for accurately pressurizing fast and slow movement, in order to solve the technical problem, the basic concept of the technical scheme adopted by the utility model is as follows: a pneumatic control system for accurately pressurizing fast and slow movements comprises an air source pressure and filtering device, an electric proportional valve, a second electromagnetic valve, an electromagnet YV1, a first throttling silencer, a precise pressure reducing valve, an electromagnet YV2, a third electromagnetic valve, a fourth electromagnetic valve, a fifth electromagnetic valve, a sixth electromagnetic valve, an electromagnet YV3, an electromagnet YV4, an electromagnet YV5, a seventh electromagnetic valve, an electromagnet YV6, a plurality of pneumatic control single-item valves, an air cylinder and a pressure disc, wherein the air source pressure and filtering device is connected with the pneumatic control single-item valves through the electric proportional valve, the second electric control iron and the electromagnet YV1, the first throttling silencer is connected with the second electromagnetic valve, the air source pressure and filtering device is connected with the pneumatic control single-item valves through the precise pressure reducing valve, the third electromagnetic valve and the electromagnet YV2, the air source pressure and filtering device is connected with the pneumatic control single-item valves through the fourth electromagnetic valve, the fifth electromagnetic valve, the sixth electromagnetic valve, the electromagnet, the YV3, the YV4 and the electromagnet YV5, the air source pressure and filtering device is connected with an air control single valve through a seventh electromagnetic valve and an electromagnet YV6, the air control single valve is connected with an air cylinder, and the output end of the air cylinder is fixedly connected with a pressure disc.
In order to greatly improve the control effect of the pneumatic control single valve, the number of the pneumatic control single valves is preferably two as the fast-slow movement accurate pressurization pneumatic control system.
In order to greatly improve the capacity of the pressure bearing disc for accommodating the workpiece, the pressure bearing disc is preferably arranged on the lower side of the pressure disc and used for bearing the workpiece extruded by the pressure disc.
In order to greatly improve the pressing effect of the pressure disc on the pressure bearing disc, the surface area of the pressure bearing disc is preferably smaller than that of the pressure disc as a rapid-slow movement accurate pressurization pneumatic control system of the utility model.
In order to greatly improve the motion accuracy of the cylinder, the cylinder side wall is preferably connected with a measuring scale for detecting the motion size of the cylinder, wherein the measuring scale is preferably used as the fast and slow motion accurate pressurization pneumatic control system.
In order to greatly improve the real-time detection effect on the pressure of the air cylinder, the quick-slow movement accurate pressurization pneumatic control system is preferably characterized in that a weighing sensor for detecting the pressure of the pressure disc is accommodated between the air cylinder and the pressure disc.
In order to greatly improve the control effect on the fifth electromagnetic valve, it is preferable that, as a fast and slow movement accurate pressurization pneumatic control system of the present invention, a second throttling silencer for controlling the working state of the fifth electromagnetic valve is installed on the lower side of the fifth electromagnetic valve.
In order to greatly improve the control effect on the sixth electromagnetic valve, it is preferable that, as a fast and slow movement accurate pressurization pneumatic control system of the present invention, a third throttling silencer for controlling the working state of the sixth electromagnetic valve is installed at the lower side of the sixth electromagnetic valve.
In order to greatly improve the production cost of the pressure disc and the extrusion effect on the workpiece, the pressure disc close to the output end of the air cylinder is preferably smaller than the pressure disc far away from the output end of the air cylinder.
In order to greatly improve the stability of the pneumatic control single valve, the two pneumatic control single valves are preferably kept in parallel as the rapid-slow-movement accurate-pressurization pneumatic control system.
After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects.
The utility model provides a rapid and slow movement accurate pressurization pneumatic control system, which comprises an air source pressure and filtering device, an electric proportional valve, a second electromagnetic valve, an electromagnet YV1, a first throttling silencer, an accurate pressure reducing valve, an electromagnet YV2, a third electromagnetic valve, a fourth electromagnetic valve, a fifth electromagnetic valve, a sixth electromagnetic valve, an electromagnet YV3, an electromagnet YV4, an electromagnet YV5, a seventh electromagnetic valve, an electromagnet YV6, a plurality of pneumatic control single-item valves, an air cylinder and a pressure disc, wherein one air cylinder is controlled to realize rapid and slow movement through the action control of all valves of the pneumatic control system, after a pressed workpiece is contacted, a signal of a weighing sensor is fed back to the electric proportional valve, the electric proportional valve controls air pressure through set pressure to realize accurate pressure control of the workpiece, after the pressed workpiece is processed, the pressure disc is controlled to quickly rise through an air valve, so that an integrated pneumatic system is realized, the cost is reduced, and the overall height of the equipment is reduced.
Drawings
FIG. 1 is a schematic diagram of a fast and slow motion precise pressurization pneumatic control system according to the present invention.
In the figure, 100, the air source pressure and the filtering device; 200. an electric proportional valve; 310. a second solenoid valve; 320. Electromagnet YV 1; 330. a first throttle silencer; 340. a precision pressure reducing valve; 350. electromagnet YV 2; 360. A third electromagnetic valve; 410. a fourth solenoid valve; 420. a fifth solenoid valve; 430. a sixth electromagnetic valve; 510. electromagnet YV 3; 520. electromagnet YV 4; 530. electromagnet YV 5; 610. a seventh electromagnetic valve; 700. electromagnet YV 6; 810. a pneumatic control one-way valve; 820. a cylinder; 830. a pressure disc; 840. a pressure bearing disc; 850. measuring a scale; 860. a weighing sensor; 910. a second throttling silencer; 920. a third throttling silencer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the present invention provides a technical solution: a pneumatic control system capable of accurately pressurizing fast and slow movement comprises an air source pressure and filtering device 100, an electric proportional valve 200, a second electromagnetic valve 310, an electromagnet YV1320, a first throttling silencer 330, a precision pressure reducing valve 340, an electromagnet YV2350, a third electromagnetic valve 360, a fourth electromagnetic valve 410, a fifth electromagnetic valve 420, a sixth electromagnetic valve 430, an electromagnet YV3510, an electromagnet YV4520, an electromagnet YV5530, a seventh electromagnetic valve 610, an electromagnet YV6700, a plurality of pneumatic control single-item valves 810, an air cylinder 820 and a pressure disc 830, wherein the air source pressure and filtering device is connected with the pneumatic control single-item valves 810 through the electric proportional valve 200, the second electric proportional valve and the electromagnet YV1320, a first throttling silencer 330 is connected with the second electromagnetic valve 310, the air source pressure and filtering device 100 is connected with the pneumatic control single-item valves 810 through the precision pressure reducing valve 340, the third electromagnetic valve 360 and the electromagnet YV2350, the air source pressure and filtering device is connected with the pneumatic control single-item valves 810 through the fourth electromagnetic valve 410 and the electromagnetic valve 410, The fifth electromagnetic valve 420, the sixth electromagnetic valve 430, the electromagnet YV3510, the electromagnet YV4520 and the electromagnet YV5530 are connected with the pneumatic control single valve 810, the air source pressure and filtering device is connected with the pneumatic control single valve 810 through the seventh electromagnetic valve 610 and the electromagnet YV6700, the pneumatic control single valve 810 is connected with the air cylinder 820, and the output end of the air cylinder 820 is fixedly connected with the pressure plate 830.
In this embodiment: the principle and the function of various pneumatic valves are fully analyzed, the air channel system is reasonably designed and tested, a set of reasonable and reliable pneumatic control system is finally formed, meanwhile, one air cylinder 820 is controlled through the pneumatic control system, the air cylinder 820 is rapidly descended, slow motion is carried out after the air cylinder 820 reaches a set position, after a pressure disc 830 contacts a pressed workpiece, accurate set pressure is given to the workpiece through pneumatic valve control, and then the workpiece is machined.
As a technical optimization scheme of the present invention, the number of the pneumatic control single valves 810 is two.
In this embodiment: the two pneumatic single valves 810 can improve the control effect of the pneumatic single valves 810.
As a technical optimization scheme of the present invention, a pressure bearing disk 840 is disposed at a lower side of the pressure disk 830, and the pressure bearing disk 840 is used for bearing a workpiece pressed by the pressure disk 830.
In this embodiment: the capacity of the pressure bearing plate 840 to accommodate a workpiece can be improved.
As a technical optimization of the present invention, the surface area of the pressure-bearing disk 840 is smaller than the surface area of the pressure disk 830.
In this embodiment: the pressure plate 830 and the pressure bearing plate 840 having different surface areas can improve the pressing effect of the pressure plate 830 to the pressure bearing plate 840.
As a technical optimization scheme of the utility model, a measuring scale 850 for detecting the movement size of the air cylinder 820 is connected to the side wall of the air cylinder 820.
In this embodiment: the provision of the measuring scale 850 can improve the accuracy of the movement of the cylinder 820.
As a technical optimization scheme of the utility model, a weighing sensor 860 for detecting the pressure of the pressure disc 830 is further accommodated between the air cylinder 820 and the pressure disc 830.
In this embodiment: the load cell 860 can improve the real-time detection effect of the pressure of the air cylinder 820.
As a technical optimization scheme of the present invention, a second throttling silencer 910 for controlling the working state of the fifth electromagnetic valve 420 is installed at the lower side of the fifth electromagnetic valve 420.
In this embodiment: the second throttling silencer 910 can further improve the control effect of the fifth solenoid valve 420.
As a technical optimization scheme of the present invention, a third throttling silencer 920 for controlling the working state of the sixth electromagnetic valve 430 is installed at the lower side of the sixth electromagnetic valve 430.
In this embodiment: the third throttle muffler 920 can further improve the control effect of the sixth electromagnetic valve 430.
As a technical optimization scheme of the utility model, the diameter of the pressure disc 830 close to the output end of the air cylinder 820 is smaller than the diameter of the pressure disc 830 far away from the output end of the air cylinder 820.
In this embodiment: the pressure disks 830 having different diameters can increase the production cost of the pressure disks 830 and the pressing effect on the workpiece.
As a technical optimization scheme of the utility model, the two pneumatic control one-way valves 810 are arranged in parallel with each other.
In this embodiment: the two pneumatic single valves 810 arranged in parallel can further improve the stability of the pneumatic single valves 810.
The working principle is as follows:
the utility model provides a rapid and slow movement accurate pressurization pneumatic control system which comprises an air source pressure and filtering device 100, an electric proportional valve 200, a second electromagnetic valve 310, an electromagnet YV1320, a first throttling silencer 330, a precise pressure reducing valve 340, an electromagnet YV2350, a third electromagnetic valve 360, a fourth electromagnetic valve 410, a fifth electromagnetic valve 420, a sixth electromagnetic valve 430, an electromagnet YV3510, an electromagnet YV4520, an electromagnet YV5530, a seventh electromagnetic valve 610, an electromagnet YV6700, a plurality of pneumatic control single-item valves 810, an air cylinder 820 and a pressure disc 830;
the electromagnet YV6700 is electrified, the two air-controlled one-way valves are opened, and compressed air can enter the upper cavity and the lower cavity of the air cylinder 820; the electromagnet YV3510 and the electromagnet YV5530 are electrified, compressed air enters the lower cavity of the cylinder 820 through the pipeline through the fifth electromagnetic valve 420 and the sixth electromagnetic valve 430, upper cavity air is exhausted from a pneumatic control system through the first throttling silencer, and the rising speed can be controlled by adjusting the first throttling silencer.
The electromagnets of the rest electromagnetic valves are not electrified, the electromagnets YV4520 are electrified, the air in the lower cavity of the air cylinder 820 flows out of the air cylinder 820 under the action of the weight of parts such as the pressure disc 830 and the like, the compressed air flows out of the air cylinder 820 quickly through the fourth electromagnetic valve 410 and the fifth electromagnetic valve 420, and the speed of the air cylinder 820 is controlled through the second throttling silencer.
The electromagnets of the rest electromagnetic valves are not electrified, the electromagnet YV3510 is electrified, the air in the lower cavity of the air cylinder 820 flows out of the air cylinder 820 under the action of the weight of parts such as the pressure disc 830 and the like, the compressed air flows out of the air cylinder 820 through the fourth electromagnetic valve 410 and the sixth electromagnetic valve 430, and the speed of slowly descending the air cylinder 820 is controlled through the third throttling silencer.
The conversion position points of rapid descending and slow descending are obtained by a measuring scale 850, the equipment switches rapidly and slowly according to the rapid and slow conversion position points input in advance when the detection reaches the rapid and slow conversion position, and performs the next pressurization action after the slow approach to the workpiece reaches the designated position.
The electromagnets of the other electromagnetic valves stop being electrified, the electromagnetic valves return to the original positions, then the electromagnet YV2350 is electrified, pressure which can just balance the weight of all the parts such as the pressure disc 830 and the like after being precisely adjusted by the tight pressure reducing valve enters the lower part of the air cylinder 820 through the third electromagnetic valve 360, at this time, the piston rod of the whole air cylinder 820 can be suspended at the current position, the weight signal of the weighing sensor 860 is the sum of all the weights of the parts such as the pressure disc 830, the electromagnet YV9 of the electric proportional valve 200 is electrified and the electromagnet YV1320 of the second electromagnetic valve 310 is electrified, at this time, the electric proportional valve 200 is input into the equipment control system before, the pressure disc 830 outputs pressure to the pressure value required by the pressed workpiece, for example, the required pressure value is 200kg, the pressure value output by the electric proportional valve 200 is 200kg higher than the weight of the pressure value at the upper part of the air cylinder 820, when the pressure disc 830 presses the pressed workpiece, the pressure value of the pressed workpiece is 200kg, meanwhile, the weight signal value of the load cell 860 should be reduced by 200kg, and if the corresponding value is not reached, the electric proportional valve 200 automatically performs pressure adjustment according to the signal value returned by the load cell 860 until a predetermined value is reached.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a quick slow motion accurate pressurization pneumatic control system which characterized in that: the method comprises the following steps: the air source pressure and filter device comprises an air source pressure and filter device (100), an electric proportional valve (200), a second electromagnetic valve (310), electromagnets YV1(320), a first throttling silencer (330), a precision pressure reducing valve (340), electromagnets YV2(350), a third electromagnetic valve (360), a fourth electromagnetic valve (410), a fifth electromagnetic valve (420), a sixth electromagnetic valve (430), electromagnets YV3(510), electromagnets YV4(520), electromagnets YV5(530), a seventh electromagnetic valve (610), electromagnets YV6(700), a plurality of pneumatic control single-item valves (810), an air cylinder (820) and a pressure disc (830), wherein the air source pressure and filter device (100) is connected with the pneumatic control single-item valves (810) through the electric proportional valve (200), the second pneumatic control iron and the electromagnets YV1(320), the first throttling silencer (330) is connected with the second electromagnetic valve (310), and the air source pressure and filter device (100) is connected with the precision pressure and filter device (340) through the pressure reducing valve (340), The third electromagnetic valve (360) and the electromagnet YV2(350) are connected with the pneumatic control single valve (810), the air source pressure and filtering device (100) is connected with the pneumatic control single valve (810) through the fourth electromagnetic valve (410), the fifth electromagnetic valve (420), the sixth electromagnetic valve (430), the electromagnet YV3(510), the electromagnet YV4(520) and the electromagnet YV5(530), the air source pressure and filtering device (100) is connected with the pneumatic control single valve (810) through the seventh electromagnetic valve (610) and the electromagnet YV6(700), the pneumatic control single valve (810) is connected with the air cylinder (820), and the output end of the air cylinder (820) is fixedly connected with the pressure disc (830).
2. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: the number of the pneumatic control single valves (810) is two.
3. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: a pressure bearing disk (840) is arranged on the lower side of the pressure disk (830), and the pressure bearing disk (840) is used for bearing a workpiece pressed by the pressure disk (830).
4. The fast and slow motion precision pressurized pneumatic control system of claim 3, wherein: the surface area of the pressure bearing disk (840) is smaller than the surface area of the pressure disk (830).
5. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: the side wall of the air cylinder (820) is connected with a measuring scale (850) used for detecting the movement size of the air cylinder (820).
6. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: a weighing sensor (860) for detecting the pressure of the pressure disc (830) is further accommodated between the air cylinder (820) and the pressure disc (830).
7. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: and a second throttling silencer (910) for controlling the working state of the fifth electromagnetic valve (420) is arranged at the lower side of the fifth electromagnetic valve (420).
8. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: and a third throttling silencer (920) for controlling the working state of the sixth electromagnetic valve (430) is arranged at the lower side of the sixth electromagnetic valve (430).
9. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: the diameter of the pressure plate (830) near the output end of the cylinder (820) is smaller than the diameter of the pressure plate (830) far from the output end of the cylinder (820).
10. The fast and slow motion precision pressurized pneumatic control system of claim 1, wherein: the two pneumatic control single valves (810) are mutually kept in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121354587.8U CN215409489U (en) | 2021-06-18 | 2021-06-18 | Pneumatic control system for accurate pressurization of fast and slow movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121354587.8U CN215409489U (en) | 2021-06-18 | 2021-06-18 | Pneumatic control system for accurate pressurization of fast and slow movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215409489U true CN215409489U (en) | 2022-01-04 |
Family
ID=79639860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121354587.8U Active CN215409489U (en) | 2021-06-18 | 2021-06-18 | Pneumatic control system for accurate pressurization of fast and slow movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215409489U (en) |
-
2021
- 2021-06-18 CN CN202121354587.8U patent/CN215409489U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101769818B (en) | Pneumatic hydraulic servo horizontal impact tester | |
| CN101216376B (en) | Four-column type rail vehicle bogie rigidity detection system | |
| CN102036765B (en) | Die cushion device | |
| CN103615436B (en) | Steel tube straightening machine numerical control electrohydraulic ratio system | |
| CN103357671B (en) | Hydraulic system with pressure and flow adjustable in closed loop | |
| CN103660359A (en) | Hydraulic control system and method for passive type four-corner-leveling hydraulic press | |
| CN101091968A (en) | Hydraulic pressing down system in rolling mill | |
| CN108555322B (en) | Lathe feeding system comprehensive performance test experimental method | |
| CN215409489U (en) | Pneumatic control system for accurate pressurization of fast and slow movement | |
| CN201145641Y (en) | System for detecting four-pillar type rail vehicle steering frame rigidity | |
| CN2845942Y (en) | Digital control core stick straightening hydraulic machine mounted with core stick straight linear degree automatic detector | |
| CN212672149U (en) | Air floating device | |
| CN212621436U (en) | Electronic jar capability test device | |
| RU2723857C1 (en) | Device for control of sector clamp of die for sheet stamping | |
| CN202510464U (en) | Hydraulic follow-up gravitational equilibrium device | |
| CN201402218Y (en) | Pressing work test equipment for press machine | |
| CN205009649U (en) | Mechanical press hydraulic die cushion controlling means | |
| CN215927956U (en) | Intelligent control hydraulic system | |
| CN102699251A (en) | Travelling table and control system for large-stroke hydraulic forging press | |
| CN203685776U (en) | Numerical control electric-hydraulic proportional system of steel pipe straightening machine | |
| CN202659604U (en) | Hydraulic system with adjustable pressure flow closed loop | |
| CN213351108U (en) | Tool setting device for jet flow electrolytic machining | |
| CN211000130U (en) | Press-in size detection mechanism of hydraulic press | |
| CN210876833U (en) | Offset load on-line measuring device for fine blanking progressive die | |
| CN207278621U (en) | Pneumohydraulic pressure-cylinder test platform and Performance Test System and life-span test system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |