CN115923322A - Scraper pressure control system - Google Patents
Scraper pressure control system Download PDFInfo
- Publication number
- CN115923322A CN115923322A CN202310030025.5A CN202310030025A CN115923322A CN 115923322 A CN115923322 A CN 115923322A CN 202310030025 A CN202310030025 A CN 202310030025A CN 115923322 A CN115923322 A CN 115923322A
- Authority
- CN
- China
- Prior art keywords
- electromagnetic valve
- way electromagnetic
- air
- valve
- way
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 18
- 230000003584 silencer Effects 0.000 claims description 12
- 230000009123 feedback regulation Effects 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000007650 screen-printing Methods 0.000 abstract description 7
- 230000008602 contraction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a scraper pressure control system, which comprises a first two-position three-way electromagnetic valve, a second two-position three-way electromagnetic valve, a third two-position three-way electromagnetic valve, a proportional valve and a double-acting air cylinder, wherein the first two-position three-way electromagnetic valve and the proportional valve form an upper air path, the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve form a lower air path, and the connection relation of the upper air path is as follows: the invention relates to the technical field of screen printing, and discloses a screen printing device. This scraper pressure control system through pressure regulating valve regulated pressure's size, makes the control cylinder can carry out more accurate control, reduces the terminal pressure after the cylinder action greatly to the impact of silk screen, reduces the harmomegathus degree of silk screen, avoids producing the quality problem to whole screen printing's product quality can required requirement has been guaranteed.
Description
Technical Field
The invention relates to the technical field of screen printing, in particular to a scraper pressure control system.
Background
In the screen printing, the screen is subjected to a long-term scraping pressure, so that the screen often generates changes of expansion and contraction, which causes quality problems. Now used are: the air inlet is connected with an air inlet (P) of the two-position five-way valve, the air outlet (B) is connected with one air inlet of the double-acting cylinder, and the air outlet A is connected with the other air inlet of the double-acting cylinder through the pressure regulating valve. The electromagnetic valve is switched on, the air outlet A is switched on, (B is switched off), and the air cylinder acts; the electromagnetic valve is closed, the air outlet B is communicated, the air outlet A is closed, and the air cylinder is reset. The pressure is adjusted by the pressure adjusting valve. The control method is not accurate enough to control the air cylinder, and the impact of the pressure on the silk screen is still large at the tail end of the air cylinder after the action, so that the expansion and shrinkage of the silk screen are still large, and the quality problem is easy to generate.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a scraper pressure control system, which solves the problems that the existing scraper pressure control method is not accurate enough in controlling an air cylinder, and the impact of pressure on a silk screen is still large at the tail end of the air cylinder after the action, so that the expansion and shrinkage of the silk screen are still large, and the quality is easy to generate.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a scraper pressure control system comprises a first two-position three-way electromagnetic valve, a second two-position three-way electromagnetic valve, a third two-position three-way electromagnetic valve, a proportional valve and a double-acting cylinder, wherein the first two-position three-way electromagnetic valve and the proportional valve form an upper air path, and the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve form a lower air path.
The connection relation of the upper air channel is as follows: the air inlet is connected to an X port of the first two-position three-way electromagnetic valve and used as an electromagnetic valve driving air source, the air inlet is connected to an air inlet P of the first two-position three-way electromagnetic valve through a proportional valve, an air outlet R of the first two-position three-way electromagnetic valve is connected with a silencer, and an air outlet A of the first two-position three-way electromagnetic valve is connected with an air inlet C of the double-acting air cylinder.
The connection relation of the lower air passage is as follows: the air inlet is connected with X ports of the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve and serves as an electromagnetic valve driving air source, the air inlet is connected with an air outlet (R) of the third two-position three-way electromagnetic valve through a pressure regulating valve, an air inlet P of the third two-position three-way electromagnetic valve is connected with a silencer, and an air outlet A of the third two-position three-way electromagnetic valve is connected with an air inlet P of the second two-position three-way electromagnetic valve; the air inlet is connected with an air outlet R of a second two-position three-way electromagnetic valve, and an air outlet A of the second two-position three-way electromagnetic valve is connected with a port (D) of the double-acting air cylinder.
Preferably, the first two-position three-way solenoid valve, the second two-position three-way solenoid valve and the third two-position three-way solenoid valve are all external pilot-operated normally-closed two-position three-way solenoid valves.
Preferably, the proportional valve is controlled by an analog quantity voltage of 0-10V, so that the proportional valve is more accurate, and derived parameters can be stored when the material number is changed.
Preferably, the working process in the cylinder reset state specifically includes: the first two-position three-way electromagnetic valve, the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve are not electrified, the double-acting air cylinder resets, the air outlet A and the air outlet R of the first two-position three-way electromagnetic valve, the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve are connected, the air inlet P is disconnected at the same time, the air inlet is connected with the D port of the double-acting air cylinder through the R port and the A port of the second two-position three-way electromagnetic valve, the air inlet loop is connected, the C port of the double-acting air cylinder is connected with the A port and the R port of the first two-position three-way electromagnetic valve at the same time, the air outlet loop is connected, and the air cylinder normally resets.
Preferably, the working process in the cylinder action state specifically includes: the first two-position three-way electromagnetic valve, the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve are electrified, and the double-acting air cylinder acts; the air outlet A and the air inlet P of the three electromagnetic valves of the first two-position three-way electromagnetic valve, the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve are connected and disconnected with the air outlet R, air inlet is connected through the proportional valve, the first two-position three-way electromagnetic valve and the interface C of the double-acting cylinder, an air inlet loop is connected, exhaust of the interface D of the double-acting cylinder is discharged from the P port silencer of the third two-position three-way electromagnetic valve through the second two-position three-way electromagnetic valve and the third two-position three-way electromagnetic valve, an exhaust loop is connected, and the double-acting cylinder normally acts in place.
Preferably, the work flow in the air pressure feedback state specifically includes: under the action state of the air cylinder, the first two-position three-way electromagnetic valve and the second two-position three-way electromagnetic valve are continuously electrified, the third two-position three-way electromagnetic valve is powered off, the air outlet A and the air outlet R of the first two-position three-way electromagnetic valve and the second two-position three-way electromagnetic valve are disconnected, the air inlet P is connected, the state of the air inlet P is not changed, the air outlet A of the third two-position three-way electromagnetic valve is connected with the air outlet R and is disconnected with the air inlet P, the state of the air inlet P is changed, the air inlet is connected with the R port and the A port of the third two-position three-way electromagnetic valve and the P port and the A port of the second two-position three-way electromagnetic valve through pressure regulating valves, the air outlet loop of the interface D of the double-acting air cylinder is converted into an air inlet loop, and the pressure of the air cylinder is subjected to feedback regulation.
(III) advantageous effects
The invention provides a scraper pressure control system. Compared with the prior art, the method has the following beneficial effects: this scraper pressure control system, including first two three-way solenoid valve, second two three-way solenoid valve, third two three-way solenoid valve, proportional valve and double-acting cylinder, first two three-way solenoid valve and proportional valve constitute the gas circuit, and second two three-way solenoid valve and third two three-way solenoid valve constitute down the gas circuit, and the relation of connection of going up the gas circuit specifically is: the air inlet is connected in first two-position three way solenoid valve's X mouth, as solenoid valve drive air supply, admit air and connect in first two-position three way solenoid valve's air inlet P through the proportional valve, first two-position three way solenoid valve's gas vent R connects the muffler, first two-position three way solenoid valve's gas outlet A is connected with double-acting cylinder's air inlet C, size through pressure regulating valve regulated pressure, make control cylinder can carry out more accurate control, the terminal pressure that reduces after the cylinder action greatly is to the impact of silk screen, reduce the harmomegathus degree of silk screen, fine avoiding produces the quality problem, thereby guaranteed that whole screen printing's product quality can required requirement.
Drawings
FIG. 1 is a schematic diagram illustrating the operation of the present invention in a cylinder reset state;
FIG. 2 is a schematic flow chart of the present invention in a cylinder operating state;
FIG. 3 is a schematic flow chart of the present invention under the condition of air pressure feedback.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-3, the embodiment of the present invention provides two technical solutions: the scraper pressure control system specifically comprises the following embodiments:
example 1
The scraper pressure control system comprises a first two-position three-way solenoid valve 60, a second two-position three-way solenoid valve 61, a third two-position three-way solenoid valve 62, a proportional valve 63 and a double-acting cylinder 64, wherein an upper gas circuit is formed by the first two-position three-way solenoid valve 60 and the proportional valve 63, a lower gas circuit is formed by the second two-position three-way solenoid valve 61 and the third two-position three-way solenoid valve 62, and the first two-position three-way solenoid valve 60, the second two-position three-way solenoid valve 61 and the third two-position three-way solenoid valve 62 are all external pilot type normally closed two-position three-way solenoid valves.
In the embodiment of the present invention, the connection relationship of the upper air path is specifically: the air inlet is connected to the X port of the first two-position three-way solenoid valve 60 and serves as a solenoid valve driving air source, the air inlet is connected to the air inlet P of the first two-position three-way solenoid valve 60 through a proportional valve 63, the air outlet R of the first two-position three-way solenoid valve 60 is connected with a silencer, and the air outlet A of the first two-position three-way solenoid valve 60 is connected with the air inlet C of the double-acting air cylinder 64.
In the embodiment of the present invention, the connection relationship of the lower gas circuit is specifically: the inlet air is connected with the X ports of the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 and serves as an electromagnetic valve driving air source, the inlet air is connected with an exhaust port (R) of the third two-position three-way electromagnetic valve 62 through a pressure regulating valve, an air inlet P of the third two-position three-way electromagnetic valve 62 is connected with a silencer, and an air outlet A of the third two-position three-way electromagnetic valve 62 is connected with an air inlet P of the second two-position three-way electromagnetic valve 61; the inlet air is connected with an air outlet R of the second two-position three-way electromagnetic valve 61, and an air outlet A of the second two-position three-way electromagnetic valve 61 is connected with a port (D) of the double-acting air cylinder 64.
In the embodiment of the invention, the working process in the cylinder reset state specifically comprises the following steps: the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are not electrified, the double-acting cylinder 64 resets, the air outlet A and the air outlet R of the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are conducted, the air inlet P is disconnected at the same time, the air inlet is conducted with the D port of the double-acting cylinder 64 through the R port and the A port of the second two-position three-way electromagnetic valve 61, the air inlet loop is conducted, the C port of the double-acting cylinder 64 is conducted with the A port and the R port of the first two-position three-way electromagnetic valve 60 at the same time, the air outlet loop is conducted, and the cylinder resets normally.
In the embodiment of the invention, the working process in the cylinder action state specifically comprises the following steps: the first two-position three-way solenoid valve 60, the second two-position three-way solenoid valve 61 and the third two-position three-way solenoid valve 62 are electrified, and the double-acting cylinder 64 acts; the air outlet A and the air inlet P of the three electromagnetic valves of the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are communicated and disconnected with the air outlet R, air inlet is communicated through the proportional valve 63, the first two-position three-way electromagnetic valve 60 and the interface C of the double-acting air cylinder 64, an air inlet loop is communicated, exhaust of the interface D of the double-acting air cylinder 64 is discharged from the silencer P of the third two-position three-way electromagnetic valve 62 through the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62, an exhaust loop is communicated, and the double-acting air cylinder 64 normally acts in place.
In the embodiment of the present invention, the working process in the air pressure feedback state specifically includes: in the action state of the air cylinder, the first two-position three-way electromagnetic valve 60 and the second two-position three-way electromagnetic valve 61 are continuously electrified, the third two-position three-way electromagnetic valve 62 is powered off, the air outlet A and the air outlet R of the first two-position three-way electromagnetic valve 60 and the second two-position three-way electromagnetic valve 61 are disconnected, the air inlet P is connected, the state is not changed, the air outlet A and the air outlet R of the third two-position three-way electromagnetic valve 62 are connected, the air inlet is disconnected, the state is changed, the air inlet is communicated with the R port, the A port of the third two-position three-way electromagnetic valve 62, the P port and the A port of the second two-position three-way electromagnetic valve 61 through the pressure regulating valve, the exhaust loop of the interface D of the double-acting air cylinder 64 is converted into an air inlet loop, and the pressure of the air cylinder is subjected to feedback regulation.
Example 2
The utility model provides a scraper pressure control system, including first two-position three way solenoid valve 60, second two-position three way solenoid valve 61, third two-position three way solenoid valve 62, proportional valve 63 and double-acting cylinder 64, first two-position three way solenoid valve 60, constitute the gas circuit with proportional valve 63, and second two three way solenoid valve 61 and third two three way solenoid valve 62 constitute down the gas circuit, first two-position three way solenoid valve 60, second two three way solenoid valve 61 and third two three way solenoid valve 62 are outside guide's formula normally closed type two-position three way solenoid valve, proportional valve 63 is controlled with 0-10V's analog quantity voltage, and is more accurate, and can store the derivation parameter when changing the material number.
In the embodiment of the present invention, the connection relationship of the upper gas path is specifically: the air inlet is connected to the X port of the first two-position three-way solenoid valve 60 and serves as a solenoid valve driving air source, the air inlet is connected to the air inlet P of the first two-position three-way solenoid valve 60 through a proportional valve 63, the air outlet R of the first two-position three-way solenoid valve 60 is connected with a silencer, and the air outlet A of the first two-position three-way solenoid valve 60 is connected with the air inlet C of the double-acting air cylinder 64.
In the embodiment of the present invention, the connection relationship of the lower gas circuit is specifically: the inlet air is connected with the X ports of the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 and serves as an electromagnetic valve driving air source, the inlet air is connected with an exhaust port (R) of the third two-position three-way electromagnetic valve 62 through a pressure regulating valve, an air inlet P of the third two-position three-way electromagnetic valve 62 is connected with a silencer, and an air outlet A of the third two-position three-way electromagnetic valve 62 is connected with an air inlet P of the second two-position three-way electromagnetic valve 61; the inlet air is connected with an air outlet R of the second two-position three-way electromagnetic valve 61, and an air outlet A of the second two-position three-way electromagnetic valve 61 is connected with a port (D) of the double-acting air cylinder 64.
In the embodiment of the invention, the working process in the cylinder reset state specifically comprises the following steps: the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are not electrified, the double-acting air cylinder 64 resets, the air outlets A and the air outlets R of the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are conducted, the air inlet P is disconnected, the air inlet is conducted with the D port of the double-acting air cylinder 64 through the R port and the A port of the second two-position three-way electromagnetic valve 61, the air inlet loop is conducted, the C port of the double-acting air cylinder 64 is conducted with the A port and the R port of the first two-position three-way electromagnetic valve 60, the air outlet loop is conducted, and the air cylinder resets normally.
In the embodiment of the invention, the working process in the cylinder action state specifically comprises the following steps: the first two-position three-way solenoid valve 60, the second two-position three-way solenoid valve 61 and the third two-position three-way solenoid valve 62 are all electrified, and the double-acting air cylinder 64 acts; the air outlet A and the air inlet P of the three electromagnetic valves of the first two-position three-way electromagnetic valve 60, the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62 are communicated, the air outlet R is disconnected with the air outlet R, the air inlet is communicated with the interface C of the double-acting air cylinder 64 through the proportional valve 63, the first two-position three-way electromagnetic valve 60, the air inlet loop is communicated, the exhaust of the interface D of the double-acting air cylinder 64 is discharged from the silencer at the P port of the third two-position three-way electromagnetic valve 62 through the second two-position three-way electromagnetic valve 61 and the third two-position three-way electromagnetic valve 62, the exhaust loop is communicated, and the double-acting air cylinder 64 normally acts in place.
In the embodiment of the present invention, the working process in the air pressure feedback state specifically includes: in the action state of the air cylinder, the first two-position three-way electromagnetic valve 60 and the second two-position three-way electromagnetic valve 61 are continuously electrified, the third two-position three-way electromagnetic valve 62 is powered off, the air outlet A and the air outlet R of the first two-position three-way electromagnetic valve 60 and the second two-position three-way electromagnetic valve 61 are disconnected, the air inlet P is connected, the state is not changed, the air outlet A and the air outlet R of the third two-position three-way electromagnetic valve 62 are connected, the air inlet is disconnected, the state is changed, the air inlet is communicated with the R port, the A port of the third two-position three-way electromagnetic valve 62, the P port and the A port of the second two-position three-way electromagnetic valve 61 through the pressure regulating valve, the exhaust loop of the interface D of the double-acting air cylinder 64 is converted into an air inlet loop, and the pressure of the air cylinder is subjected to feedback regulation.
In conclusion, the pressure regulating valve regulates the pressure, so that the control cylinder can perform more accurate control, the impact of the tail end pressure of the cylinder on the screen is greatly reduced, the expansion and contraction degree of the screen is reduced, and the quality problem is well avoided, thereby ensuring the required quality of the whole screen printing product.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A doctor blade pressure control system, characterized by: the air-conditioning system comprises a first two-position three-way electromagnetic valve (60), a second two-position three-way electromagnetic valve (61), a third two-position three-way electromagnetic valve (62), a proportional valve (63) and a double-acting air cylinder (64), wherein the first two-position three-way electromagnetic valve (60) and the proportional valve (63) form an upper air path, and the second two-position three-way electromagnetic valve (61) and the third two-position three-way electromagnetic valve (62) form a lower air path;
the connection relation of the upper air channel is as follows: the air inlet is connected with an X port of the first two-position three-way electromagnetic valve (60) and used as an electromagnetic valve driving air source, the air inlet is connected with an air inlet P of the first two-position three-way electromagnetic valve (60) through a proportional valve (63), an air outlet R of the first two-position three-way electromagnetic valve (60) is connected with a silencer, and an air outlet A of the first two-position three-way electromagnetic valve (60) is connected with an air inlet C of a double-acting cylinder (64);
the connection relation of the lower air passage is as follows: the air inlet is connected with X ports of the second two-position three-way electromagnetic valve (61) and the third two-position three-way electromagnetic valve (62) and serves as an electromagnetic valve driving air source, the air inlet is connected with an air outlet (R) of the third two-position three-way electromagnetic valve (62) through a pressure regulating valve, an air inlet P of the third two-position three-way electromagnetic valve (62) is connected with a silencer, and an air outlet A of the third two-position three-way electromagnetic valve (62) is connected with an air inlet P of the second two-position three-way electromagnetic valve (61); the air inlet is connected with an air outlet R of a second two-position three-way electromagnetic valve (61), and an air outlet A of the second two-position three-way electromagnetic valve (61) is connected with a port (D) of a double-acting air cylinder (64).
2. The doctor blade pressure control system as claimed in claim 1, wherein: the first two-position three-way solenoid valve (60), the second two-position three-way solenoid valve (61) and the third two-position three-way solenoid valve (62) are all external pilot-operated normally-closed two-position three-way solenoid valves.
3. The doctor blade pressure control system of claim 1, wherein: the proportional valve (63) is controlled by 0-10V analog quantity voltage, is more accurate, and can store derived parameters when the material number is changed.
4. The doctor blade pressure control system as claimed in claim 1, wherein: the working process under the cylinder reset state specifically comprises the following steps: first two position three way solenoid valve (60), second two position three way solenoid valve (61) and third two position three way solenoid valve (62) all do not lead to the electricity, double-acting cylinder (64) resets, first two position three way solenoid valve (60), gas outlet A and gas vent R of second two position three way solenoid valve (61) and third two position three way solenoid valve (62) switch on, air inlet P breaks off simultaneously, the R mouth and the D mouth that A mouth and double-acting cylinder (64) of second two position three way solenoid valve (61) are passed on through in the air inlet, the return circuit that admits air switches on, the C mouth and the A mouth and the R mouth of first two position three way solenoid valve (60) of double-acting cylinder (64) switch on simultaneously, the exhaust return circuit switches on, the cylinder normally resets.
5. The doctor blade pressure control system as claimed in claim 1, wherein: the working process under the cylinder action state specifically comprises the following steps: the first two-position three-way electromagnetic valve (60), the second two-position three-way electromagnetic valve (61) and the third two-position three-way electromagnetic valve (62) are electrified, and the double-acting air cylinder (64) acts; the air outlet A and the air inlet P of the three electromagnetic valves of the first two-position three-way electromagnetic valve (60), the second two-position three-way electromagnetic valve (61) and the third two-position three-way electromagnetic valve (62) are communicated, and are disconnected with the air outlet R, air inlet is conducted through the proportional valve (63), the interface C of the first two-position three-way electromagnetic valve (60) and the double-acting cylinder (64) is conducted, an air inlet loop is conducted, exhaust of the interface D of the double-acting cylinder (64) is conducted through the second two-position three-way electromagnetic valve (61) and the third two-position three-way electromagnetic valve (62), and is discharged from a silencer at the P port of the third two-position three-way electromagnetic valve (62), the exhaust loop is conducted, and the double-acting cylinder (64) normally acts in place.
6. The doctor blade pressure control system of claim 1, wherein: the working process under the air pressure feedback state specifically comprises the following steps: under the action state of the air cylinder, the first two-position three-way electromagnetic valve (60) and the second two-position three-way electromagnetic valve (61) are continuously electrified, the third two-position three-way electromagnetic valve (62) is powered off, an air outlet A and an air outlet R of the first two-position three-way electromagnetic valve (60) and the second two-position three-way electromagnetic valve (61) are disconnected with an air inlet P, the state is not changed, an air outlet A and the air outlet R of the third two-position three-way electromagnetic valve (62) are connected with the air inlet P, the state is changed, air is communicated with an opening R and an opening A of the third two-position three-way electromagnetic valve (62), an opening P and an opening A of the second two-position three-way electromagnetic valve (61) through a pressure regulating valve, an exhaust loop of a connector D of the double-acting air cylinder (64) is converted into an air inlet loop, and the pressure of the air cylinder is subjected to feedback regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310030025.5A CN115923322A (en) | 2023-01-09 | 2023-01-09 | Scraper pressure control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310030025.5A CN115923322A (en) | 2023-01-09 | 2023-01-09 | Scraper pressure control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115923322A true CN115923322A (en) | 2023-04-07 |
Family
ID=86698023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310030025.5A Pending CN115923322A (en) | 2023-01-09 | 2023-01-09 | Scraper pressure control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115923322A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552081A (en) * | 2013-10-22 | 2014-02-05 | 郅健斌 | Method for controlling Z-axis lifting air cylinder of stacking manipulator |
| CN104741763A (en) * | 2013-12-31 | 2015-07-01 | 深圳市鹏煜威科技有限公司 | Resistance welding machine with floating device and resistance welding method |
| CN107355444A (en) * | 2016-05-10 | 2017-11-17 | 北京爱索能源科技股份有限公司 | Energy-saving cylinder |
| CN208024652U (en) * | 2018-02-01 | 2018-10-30 | 天津海鸥表业集团有限公司 | Pneumatic control device with flexible feeding function |
| KR102041509B1 (en) * | 2019-09-18 | 2019-11-06 | (주)제이엔엘테크 | Cylinder Rapid Control Pneumatic Circuit |
-
2023
- 2023-01-09 CN CN202310030025.5A patent/CN115923322A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552081A (en) * | 2013-10-22 | 2014-02-05 | 郅健斌 | Method for controlling Z-axis lifting air cylinder of stacking manipulator |
| CN104741763A (en) * | 2013-12-31 | 2015-07-01 | 深圳市鹏煜威科技有限公司 | Resistance welding machine with floating device and resistance welding method |
| CN107355444A (en) * | 2016-05-10 | 2017-11-17 | 北京爱索能源科技股份有限公司 | Energy-saving cylinder |
| CN208024652U (en) * | 2018-02-01 | 2018-10-30 | 天津海鸥表业集团有限公司 | Pneumatic control device with flexible feeding function |
| KR102041509B1 (en) * | 2019-09-18 | 2019-11-06 | (주)제이엔엘테크 | Cylinder Rapid Control Pneumatic Circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216032864U (en) | Automatic humidifying device for corrugated board production line | |
| JP3948122B2 (en) | Hydraulic actuator control device | |
| CN115923322A (en) | Scraper pressure control system | |
| CN109237111B (en) | Pressure regulating hydraulic system of self-balancing pressure regulating valve and control method thereof | |
| JP4658262B2 (en) | Liquid supply system | |
| CN211039195U (en) | Variable speed gas circuit system | |
| CN2639258Y (en) | Improved feeding device | |
| US9828985B2 (en) | Method for controlling a compressed air installation and controller and compressed air installation for employing such a method | |
| CN110486802A (en) | Air conditioner, its air blast regulating system and method | |
| CN115419831A (en) | Device for reducing steam consumption of low-pressure nitrogen press | |
| CN203836611U (en) | Multistage control valve device | |
| CN216244739U (en) | Undisturbed wind pressure automatic switching system | |
| CN210425434U (en) | Tobacco leaf warehouse regulates and control device | |
| CN105620032A (en) | Automatic constant-temperature ink filling device for printer | |
| US4234335A (en) | Gas cleaning method and apparatus | |
| CN220904344U (en) | Electromagnetic valve blowing device | |
| CN217842690U (en) | Intelligent pressure control valve | |
| CN209866912U (en) | Energy-saving exhaust dust removal system | |
| JPS591106B2 (en) | Discharge rate control device | |
| CN219872170U (en) | FF-type bus-based electric actuator configuration system | |
| CN211599131U (en) | Dual-redundancy pneumatic positioner gas circuit board | |
| CN217866016U (en) | Hopper three-position pneumatic anti-blocking pneumatic gate | |
| CN2637852Y (en) | Intelligent valve locator | |
| CN215694988U (en) | Air path structure for paint spraying machine | |
| CN214563844U (en) | Full-automatic viscosity controller |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |