CN201552087U - Modularized pneumatic switch control valve, and painting device and painting robot adopting color changing valve - Google Patents
Modularized pneumatic switch control valve, and painting device and painting robot adopting color changing valve Download PDFInfo
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- CN201552087U CN201552087U CN2009201697794U CN200920169779U CN201552087U CN 201552087 U CN201552087 U CN 201552087U CN 2009201697794 U CN2009201697794 U CN 2009201697794U CN 200920169779 U CN200920169779 U CN 200920169779U CN 201552087 U CN201552087 U CN 201552087U
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Abstract
A pneumatic switch control valve comprises a valve body, a piston, and a spring component, wherein a cavity is formed in the valve body; the piston is arranged in the cavity and is encircled by the spring component; and a gas lead-in opening and a piston opening leading to the cavity are formed on the valve body. The control valve is characterized in that the guide gas enter the cavity of the valve body through the gas lead-in opening; the piston comprises two ends; the section area of one end is larger, and that of the other end is smaller; the piston conducts linear movement through the piston opening; the cavity is divided into two sub cavities by the larger end of the piston; the gas lead-in opening and the piston opening are in the same sub cavity; the piston is further arranged in the way that gas entering one sub cavity enables the piston to conduct linear movement in one direction, so as to enlarge the sub cavity; and the spring is arranged in the way that the spring exerts elastic force on the piston to the opposite direction so as to reduce the sub cavity when the piston conducts linear movement to the direction where the sub cavity is enlarged.
Description
Technical field
The utility model relates to a kind of modular jettron control valve for fluids, and specifically, it relates to a kind of by air-controlled fluid valve.This valve can be widely used in for example spraying equipment etc.
Background technology
Fig. 4 shows structure chart that use, the prior art switching control pilot in a kind of spray automation equipment.The stainless steel control valve of existing structure shown in Figure 4 comprises right two the bi-bit bi-pass fluid valves of a first from left, and this fluid valve is connected to the side of colour changing equipment by screw.In this fluid valve, utilize the acting in conjunction conducting or the blocking-up coating passage of air and spring, to play the effect of switch control.Specifically, for the fluid valve in left side among Fig. 4, according to the direction shown in the arrow 42, after the guiding gas port imported guiding gas, air pressure made the seal bar end in the fluid valve move to the right.After the sealing boom end enters centre gangway 41, just make that the coating passage in left side is communicated with centre gangway among the figure.The coating of color 44 just can enter the centre gangway 41 of spraying equipment in this coating passage.When stopping after the guiding gas access imports gas, make the sealing bar move to the left by spring element around the seal bar setting, make the end of seal bar get back to the gasket coating passage from centre gangway, thereby make the disconnection that is communicated with between this coating passage and the centre gangway, i.e. the spraying of color 44 coating operation stops.The aforesaid operations process also is the same for the input direction 43 of right side fluid valve and the coating of color 45.
According to the operating sequence of the required shades of colour coating of spraying operation, the fluid valve conducting on control left side and right side or close respectively just can be so that the colour changing valve of spray equipment sprays in the switching of two kinds of color paints, with the color required to Workpiece painting.
Yet the major defect of above-mentioned prior art switch valve is that the fluid valve volume of this structure is bigger, and owing to use stainless steel material to make this fluid valve, so its weight ratio is bigger.For the switch valve of on Control During Paint Spraying by Robot equipment, installing and using, bigger weight will cause the robot device to quicken slow and power performance poor.Another shortcoming of existing fluid valve is, in automatic spraying equipment, is installed in diverse location, realizes that the fluid valve of difference in functionality is of different sizes and structure.Therefore, the fluid valve parts in automatic spraying equipment compatible poor, thus the difficulty and the expense that cause spraying equipment to be safeguarded all significantly increase.
In order to address the above problem, the object of the present invention is to provide the fluid valve of the little and light weight of a kind of volume.The present invention also aims to provide a kind of can compatibility use on each position of automatic spraying equipment, and the modular universal fluid valve of various functions is provided.
Summary of the invention
According to a kind of preferred embodiment of the present utility model, a kind of jettron control valve is provided, has comprised: inside is formed with the valve body of cavity, is arranged on the piston in this cavity, spring members around this piston is provided with has the gas introduction port and the piston opening that lead to this cavity on valve body.This jettron control valve is characterised in that: guiding gas enters the cavity of described valve body by described gas introduction port; Described piston comprises an end and the less end of area of section that area of section is bigger, and this cylinder configuration is for to do linear movement by described piston opening; Described cavity is configured to be divided into two sub-chambeies by a bigger end of described piston, and described gas introduction port and piston opening are positioned at same sub-chamber.Described piston further is configured to, and the gas that enters this sub-chamber makes piston do linear movement to the direction that causes described same sub-chamber to increase; And this spring is configured to, and when the direction that causes this sub-chamber to increase is done linear movement, to the direction that this sub-chamber is reduced this piston is applied elastic force at piston.
According to another preferred embodiment of the present utility model, the switching control pilot that is proposed is made by plastic material.
According to another preferred embodiment of the present utility model, the air that is injected in the described cavity is a compressed air.
According to another preferred embodiment of the present utility model, a less end of described piston stretches out outside the described control valve by described piston opening, and a less end that stretches out outside the control valve is a cone shape.
According to a kind of preferred embodiment of the present utility model, a kind of Color Move Equipment (or being called the colour changing valve) that is used for painting spraying device is provided, comprising: according to above-mentioned jettron control valve; Control valve seat, being set to cooperatively interact with described control valve is connected; Be arranged on coating input channel and coating output channel on the described control valve seat, the coating of different colours enters described colour changing valve by described coating input channel, and flows through the coating output channel to be used for the spraying operation.This Color Move Equipment is characterised in that, links to each other via communication passage between described coating input channel and the described coating output channel; The cylinder configuration of described control valve is, when not guiding gas to enter in the cavity in this jettron control valve, a less end of this piston is positioned at described communication passage; The piston of described control valve further is configured to, and after guiding gas entered in the cavity in this control valve, a less end of described piston left described communication passage, so that this coating input channel and this coating output channel are communicated with.
According to another preferred embodiment of the present utility model, wherein said Color Move Equipment comprises at least two jettron control valves according to the utility model embodiment, also comprises the coating input channel with the same quantity of described pneumatic on-off valve.
According to a kind of preferred embodiment of the present utility model, a kind of spray equipment is provided, this spray equipment comprises according to above-mentioned jettron control valve.
According to a kind of preferred embodiment of the present utility model, a kind of spray robot is provided, this spray robot comprises the described jettron control valve according to above-mentioned any one embodiment.
Description of drawings
These and other aspects of the present utility model will become apparent from detailed description with reference to the accompanying drawings, wherein:
Fig. 1 shows the operating principle of jettron control valve;
Fig. 2 A and Fig. 2 B illustrate the internal structure according to jettron control valve and the colour changing valve of a kind of embodiment of the present utility model;
Fig. 3 A and Fig. 3 B illustrate the jettron control valve external structure according to a kind of embodiment of the present utility model; And
Fig. 4 shows the internal structure of the jettron control valve and the colour changing valve of prior art.
The specific embodiment
Fig. 1 shows the principle schematic of jettron fluid valve of the present invention.In automatic spraying equipment, fluid valve is used for by the operation of guiding gas conducting automatically and closes the path of fluid.With bi-bit bi-pass fluid valve shown in Figure 1 is example, and its operating principle is as described below substantially.Do not have under the situation of air intake 1 of incoming fluid valve at guiding gas, by seal bar fluid valve inside is closed for the fluid passage of coating etc., can not spray operation, this moment can not be from exporting 3 effluent fluid valves from entering the mouth 2 fluids that enter fluid valve.Air intake at guiding gas incoming fluid valve, and the guiding gas buildup that imports reaches after the certain pressure, air pressure promotes the seal bar of sealing fluid path to the direction motion that makes the fluid passage conducting, thereby the fluid passage that conducting is closed just can spray operation subsequently.When guiding gas stops to enter air intake, along with gas effluent fluid valve, air pressure in the valve descends, and makes seal bar get back to the position that the convection cell path seals by the inner spring members that is provided with of fluid valve, and the coating that stops this kind color again enters spray channel.
Fig. 2 A and 2B show the illustrative inner structure of a kind of fluid valve of present embodiment proposition.Fig. 2 A and 2B show respectively behind the compressed air that imports capacity and make the fluid valve conducting, and do not import enough compressed air, two kinds of situations that fluid valve is closed.Also show structure among Fig. 2 A and the 2B with the appropriate section of the colour changing valve of this fluid valve cooperating.
Fluid valve need be installed on the equipment that needs fluid valve by corresponding valve seat.This valve seat for example can be arranged on, and colour changing valve, cleaning unit and spray gun adapter etc. need convection cell to carry out in the equipment of conducting, break-in operation.
Jettron control valve shown in Figure 2 comprises: inside is formed with the valve body of cavity 25, is provided with gas introduction port 22 and piston opening in the same side of this cavity.In this cavity, be provided with the piston 21 that plays the seal bar effect.Piston 21 comprises an end and the less end of area of section that area of section is bigger.The bigger end of this piston is divided into two sub-chambeies with cavity 25, and the less end of piston extends to outside the fluid valve, as seal bar with the sealing or conducting colour changing valve device in fluid passage.Above-mentioned gas introduction port 22 and piston opening are positioned at the same sub-chamber that is separated out.As long as can play the effect of fluid-encapsulated path, can be any shape of wanting as seal bar end that use, the less end of piston.In the present embodiment, the smaller end of this piston is shaped as taper shape.
Shown in Fig. 2 A, under the spring force effect of the spring members (not shown) that is provided with corresponding to seal bar 21, close the fluid communication path by compressing seal bar.The air pressure that provides at the guiding gas of introducing is enough to overcome under the situation of this spring force, promotes the direction motion of the through-flow body path of seal bar 21 guides, i.e. left direction shown in the figure.Although, under the situation of air pressure deficiency, just can not overcome spring force, can not make the direction of the through-flow body path of seal bar guide move not introducing guiding gas or having introduced gas.Therefore, the sealing bar still cuts out fluid passage.After fluid valve piston gas introducing port one side imports enough air, with spring compression or tension, just the seal bar position of seal bar 21 from the colour changing valve can be removed by air pressure.Specifically, the sealing boom end is in the opening part between coating input channel 23 and the coating output channel 24.When seal bar was in opening part between path 23 and 24, coating can't flow to the output channel 24 from input channel 23, so coating output stops.After making that by action of air pressure aperture position between path 23 and 24 is left in the seal bar end, coating just can enter output channel 24 from input channel 23, just can export the spraying operation of coating.
In the present embodiment, the spring members winding can be arranged on around the piston, to provide to piston and the rightabout spring force of air pressure.Guiding gas enters the cavity 25 of valve body by gas introduction port 22, and is reaching under the situation of certain pressure, surpasses the elastic force that spring institute can provide and promotes piston and move.Specifically, the pressure that enters the gas in sub-chamber makes piston to the direction motion that causes this sub-chamber to increase.That is to say, make piston move to the direction of conducting colour changing valve fluid passage.
Those skilled in the art also can be provided with flexible member around the mode that piston twines as can be known.As long as flexible member is set to above-mentioned functions can be provided, the flexible member of Any shape and any set-up mode can adopt.
Although do not express in the drawings, can provide compressed air by air pressure pump in the present embodiment, arrive in the cavity through air intake.Other can provide compressed-air actuated various device, can use in design of the present utility model.
Among Fig. 2 A and the 2B, also show the colour changing valve with this control valve for fluids cooperating, fluid valve can be installed on the colour changing valve by for example screw thread.This colour changing valve comprises: the colour changing valve body, and the valve seat and the control valve that can be used as control valve are connected; Be arranged on coating input channel 23 and coating output channel 24 on the colour changing valve body, the coating of different colours enters described colour changing valve by the coating input channel, and flows out by the coating output channel.The coating that output channel flows out enters the nozzle (not illustrating among the figure) of spraying equipment, and sprays operation by nozzle.
Coating input channel 23 links to each other via open communication with 24 of coating output channels.Do not guide gas enter in cavity in the jettron control valve or the cavity gas pressure big inadequately in, a less end of the piston of this starting switch control valve is positioned at described open communication place, with fluid-encapsulated passage.Enter in the cavity of control valve at capacity guiding gas, the chamber inner air pressure reaches when being enough to promote the piston motion, a less end of piston will leave the open communication of this fluid passage, and like this, the coating in the input channel 23 just can flow in the output channel 24.
Fig. 3 A and Fig. 3 B are respectively two side views of control valve external structure.This control valve comprises the sealing ring 34,35 that is used for gasket coating, seal bar 36, and air enters opening 32, mounting portion 33 and a plurality of installation knob 31.Shown in the structure of Fig. 2, control valve can be inserted in the colour changing valve.Mounting portion 33 is provided with the screw thread with the valve seat cooperation of colour changing valve.By knob 31 rotary control valves are installed, just can control valve be fixed on the colour changing valve device by screw thread.
The volume of the volume ratio prior art fluid valve of said structure fluid valve is littler, is making in the device miniaturization, can also reduce the quantity of residual coating in fluid valve, therefore can more save coating.In addition, the fluid valve of miniaturization also is more convenient for cleaning.
In order further to reduce weight, can use plastic material to make the control valve of said structure.By using the plastic material manufacturing, can be so that the quality of control valve reduces about 70% than the stainless steel control valve of existing structure.Therefore, use the operability of automation equipment of this control valve and acceleration etc. to be significantly increased.
The control valve of said structure can be widely used in needs the convection cell conducting to carry out the various application scenarios of switch.Therefore, adopt this modular control valve, can save the cost of maintenance and maintenance relevant device.
Those skilled in the art as can be known, in order to realize the colour changing function, the colour changing valve that is used for spraying equipment comprises at least two above-mentioned jettron control valves.Also comprise coating input channel in this colour changing valve with the same quantity of pneumatic on-off valve.Each switching control pilot is corresponding with the coating input channel of particular color, thereby can control the conducting of this kind color paint as required.Like this, the colour changing valve just can need switch between different colours according to the spraying operation.
In spray equipment and spraying robot people, can use the switching control pilot and the corresponding colour changing valve of said structure.
Based on reading above-mentioned specification, those skilled in the art can visualize other modes of texturing outside the above-mentioned preferred implementation.But protection domain of the present utility model should be determined according to following appended claim rather than above preferred embodiment.The protection domain of claims of the present utility model should comprise that the general idea that is embodied with above-mentioned embodiment belongs to all modes of texturing in the same design.
Claims (7)
1. modularization jettron control valve, comprise: inside is formed with the valve body of cavity, is arranged on the piston in this cavity, the spring members that matches with this piston and be provided with, on valve body, have the gas introduction port and the piston opening that lead to this cavity, it is characterized in that:
Guiding gas enters the cavity of described valve body by described gas introduction port;
Described piston comprises an end and the less end of area of section that area of section is bigger, and this cylinder configuration is for passing through described piston harness motion;
Described cavity is configured to be divided into two sub-chambeies by a bigger end of described piston, and described gas introduction port and piston opening are positioned at same sub-chamber;
Described piston further is configured to, and the gas that enters this same sub-chamber by described gas introduction port makes piston to the direction motion that causes this same sub-chamber to increase; And
This spring is configured to, and when the direction that causes this same sub-chamber to increase is moved, to the direction that makes this same sub-chamber reduce this piston is applied elastic force at piston.
2. switching control pilot as claimed in claim 1 is characterized in that described switching control pilot is made by plastic material.
3. switching control pilot as claimed in claim 1 is characterized in that, a less end of described piston stretches out outside the described control valve by described piston opening, and a less end that stretches out outside the control valve is a cone shape.
4. colour changing valve that is used for painting spraying device comprises:
According to the described modularization jettron of above-mentioned arbitrary claim control valve;
Control valve seat, being set to cooperatively interact with described control valve is connected;
Be arranged on coating input channel and coating output channel on the described control valve seat, the coating of different colours enters described colour changing valve by described coating input channel, and flows through the coating output channel to be used for the spraying operation;
It is characterized in that, link to each other via communication passage between described coating input channel and the described coating output channel;
The cylinder configuration of described control valve is that when not guiding gas to enter the cavity of this jettron control valve, a less end of this piston is positioned at described communication passage, and separates this input channel and output channel hermetically;
The piston of described control valve further is configured to, and after the air pressure of guiding gas arrived predetermined value in this cavity, a less end of described piston left described communication passage.
5. colour changing valve according to claim 4, wherein said colour changing valve comprise at least two according to any one described jettron control valve among the claim 1-3, also comprise the coating input channel with the same quantity of described jettron control valve.
6. a spray equipment is characterized in that, comprises according to any one described modularization jettron control valve among the claim 1-4.
7. a spray robot is characterized in that, comprises according to any one described modularization jettron control valve among the claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201697794U CN201552087U (en) | 2009-08-28 | 2009-08-28 | Modularized pneumatic switch control valve, and painting device and painting robot adopting color changing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201697794U CN201552087U (en) | 2009-08-28 | 2009-08-28 | Modularized pneumatic switch control valve, and painting device and painting robot adopting color changing valve |
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| Publication Number | Publication Date |
|---|---|
| CN201552087U true CN201552087U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201697794U Expired - Lifetime CN201552087U (en) | 2009-08-28 | 2009-08-28 | Modularized pneumatic switch control valve, and painting device and painting robot adopting color changing valve |
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| Country | Link |
|---|---|
| CN (1) | CN201552087U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028511B (en) * | 2012-12-11 | 2017-02-15 | 中国人民解放军总后勤部建筑工程研究所 | Single-nozzle spray gun for multicolor spray coating machine |
| CN107847955A (en) * | 2015-07-17 | 2018-03-27 | Sms集团股份有限公司 | Shower nozzle and shower nozzle manufacture method at least one mould of cooling and lubricating forming machine |
| CN110694819A (en) * | 2019-11-07 | 2020-01-17 | 天津铭捷智能装备有限公司 | Color-changing valve terminal for multifunctional manipulator |
-
2009
- 2009-08-28 CN CN2009201697794U patent/CN201552087U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028511B (en) * | 2012-12-11 | 2017-02-15 | 中国人民解放军总后勤部建筑工程研究所 | Single-nozzle spray gun for multicolor spray coating machine |
| CN107847955A (en) * | 2015-07-17 | 2018-03-27 | Sms集团股份有限公司 | Shower nozzle and shower nozzle manufacture method at least one mould of cooling and lubricating forming machine |
| US10960420B2 (en) | 2015-07-17 | 2021-03-30 | Sms Group Gmbh | Spray head for supplying at least one die of a forming machine with lubricating coolant, and method for producing such a spray head |
| CN110694819A (en) * | 2019-11-07 | 2020-01-17 | 天津铭捷智能装备有限公司 | Color-changing valve terminal for multifunctional manipulator |
| CN110694819B (en) * | 2019-11-07 | 2024-05-28 | 天津铭捷智能装备有限公司 | Color-changing valve island for multifunctional manipulator |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120530 Address after: Zurich Patentee after: ABB T & D Technology Ltd. Address before: Sweden Westrm J Patentee before: ABB T & D Technology Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180522 Address after: Baden, Switzerland Patentee after: ABB TECHNOLOGY LTD. Address before: Zurich Patentee before: ABB T & D Technology Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100818 |