CN204628115U - A kind of coating supercharging device - Google Patents
A kind of coating supercharging device Download PDFInfo
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- CN204628115U CN204628115U CN201520130768.0U CN201520130768U CN204628115U CN 204628115 U CN204628115 U CN 204628115U CN 201520130768 U CN201520130768 U CN 201520130768U CN 204628115 U CN204628115 U CN 204628115U
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Abstract
The utility model discloses a kind of coating supercharging device, comprise coating pressurized cylinder, pressurizing cylinder and for driving the hydraulic system of pressurizing cylinder fore and aft motion, coating pressurized cylinder comprises cylinder body and is with the installation of the coating cylinder piston in cylinder body, the inner chamber of cylinder body is divided into intake chamber and extrudes chamber by coating cylinder piston, coating cylinder piston is provided with and makes coating only can enter by intake chamber the first one-way valve extruding chamber, cylinder body be provided with the coating import that is communicated with intake chamber and with the coating material outlet extruding chamber, coating import is provided with the second one-way valve making coating only can enter intake chamber, coating material outlet is provided with and makes coating only can discharge the 3rd one-way valve extruding chamber, the piston rod of pressurizing cylinder to stretch in cylinder body and is connected with coating cylinder piston, the piston effective area of pressurizing cylinder is greater than the useful area of coating cylinder piston.The utility model have reasonable in design, working stability reliable, greatly can improve the advantages such as the pressure after coating supercharging, applicability are good.
Description
Technical field
The utility model relates to coating scoring equipment technical field, is specifically related to a kind of coating supercharging device being applicable to coating linotype machine.
Background technique
Coating linotype machine needs to arrange a set of coating supercharging device, coating to be pressurized to the pressure of needs.The coating supercharging device of existing coating linotype machine generally adopts the mode of direct weighting, and the pressure of coating ejection is lower, and be generally about 6MPa, applicability is poor.Further, existing coating supercharging device existence is not easy to the problems such as adjusting coating flow, structural design is unreasonable, fabricating cost is high.
Summary of the invention
The technical problems to be solved in the utility model overcomes the deficiency that prior art exists, provide a kind of reasonable in design, working stability reliable, greatly can improve the pressure after coating supercharging, coating supercharging device that applicability is good.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of coating supercharging device, comprise coating pressurized cylinder, pressurizing cylinder and for driving the hydraulic system of pressurizing cylinder fore and aft motion, described coating pressurized cylinder comprises cylinder body and is with the installation of the coating cylinder piston in cylinder body, the inner chamber of cylinder body is divided into intake chamber and extrudes chamber by described coating cylinder piston, described coating cylinder piston is provided with and makes coating only can enter by intake chamber the first one-way valve extruding chamber, described cylinder body be provided with the coating import that is communicated with intake chamber and with the coating material outlet extruding chamber, described coating import is provided with the second one-way valve making coating only can enter intake chamber, described coating material outlet is provided with and makes coating only can discharge the 3rd one-way valve extruding chamber, the piston rod of described pressurizing cylinder to stretch in cylinder body and is connected with coating cylinder piston, the piston effective area of described pressurizing cylinder is greater than the useful area of coating cylinder piston.
As further improvement of the utility model:
Described hydraulic system comprises oil hydraulic pump, pilot operated directional control valve, two-position four-way servomotor driven change valve and fuel tank, the filler opening of described pilot operated directional control valve is connected with oil hydraulic pump by oil pipe, the return opening of described pilot operated directional control valve is connected with fuel tank by oil pipe, and two actuator ports of described pilot operated directional control valve are connected with two hydraulic fluid ports of pressurizing cylinder respectively by oil pipe; The filler opening of described two-position four-way servomotor driven change valve is connected with oil hydraulic pump by oil pipe, the return opening of described two-position four-way servomotor driven change valve is connected with fuel tank by oil pipe, and two actuator ports of described two-position four-way servomotor driven change valve are connected with two control ports of pilot operated directional control valve respectively by oil pipe; Described hydraulic system also comprises with the piston synchronous to-and-fro motion of pressurizing cylinder and drives the automatic reversing mechanism that two-position four-way servomotor driven change valve commutates.
Described automatic reversing mechanism comprises collision block, described pressurizing cylinder is provided with reverse piston rod, described reverse piston rod affixed with the piston of pressurizing cylinder and stretch out direction and piston rod to stretch out direction contrary, described collision block and described reverse piston rod affixed, described two-position four-way servomotor driven change valve is provided with to coordinate with collision block and promotes the reciprocating driveshaft of spool.
Described two-position four-way servomotor driven change valve is integrated on a valve block, and described valve block is fixed in one end that pressurizing cylinder corresponds to reverse piston rod; The cylinder body of described coating pressurized cylinder is fixed in one end that pressurizing cylinder corresponds to piston rod.
Oil pipe between described pilot operated directional control valve and oil hydraulic pump is provided with the electrohydraulic proportional control valve for controlling uninterrupted.
Oil pipe between described electrohydraulic proportional control valve and oil hydraulic pump is provided with the bi-bit bi-pass hand-operated direction valve for controlling break-make.
Described electrohydraulic proportional control valve is connected with a controller.
The piston effective area of described pressurizing cylinder is 2.1:1 with the ratio of the useful area of coating cylinder piston.
Described coating material outlet is connected with discharge nozzle, and described coating import is connected with suction tube and filter.
Compared with prior art, the utility model has the advantage of: coating supercharging device of the present utility model, pressurizing cylinder is adopted to drive the work of coating pressurized cylinder, the coating cylinder piston of coating pressurized cylinder carries out suction and binder by piston like motion, coating can be pressurized to higher pressure for need of work, its applicability is better, can meet the coating linotype machine of inadequate specification; And by regulating the piston significant surface of pressurizing cylinder and the ratio of the useful area of coating cylinder piston, or the charge oil pressure of hydraulic system can be changed, realizing the adjustment of coating pressure.In addition, the reasonable in design of this coating supercharging device, working stability are reliable.
Other feature and advantage of the present utility model are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification, is used from explanation the utility model, but does not form restriction of the present utility model with embodiment one below.
Fig. 1 is the structural representation of the utility model coating supercharging device.
Fig. 2 is the hydraulic schematic diagram of the utility model coating supercharging device.
Marginal data:
1, pressurizing cylinder; 11, piston rod; 12, reverse piston rod; 2, coating pressurized cylinder; 21, cylinder body; 211, intake chamber; 212, chamber is extruded; 22, coating cylinder piston; 23, the first one-way valve; 24, the second one-way valve; 25, the 3rd one-way valve; 3, oil hydraulic pump; 4, pilot operated directional control valve; 5, two-position four-way servomotor driven change valve; 6, fuel tank; 7, collision block; 8, electrohydraulic proportional control valve; 9, bi-bit bi-pass hand-operated direction valve; 101, discharge nozzle; 102, suction tube; 103, filter.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As depicted in figs. 1 and 2, coating supercharging device of the present utility model, comprise coating pressurized cylinder 2, pressurizing cylinder 1 and for driving the hydraulic system of pressurizing cylinder 1 fore and aft motion, coating pressurized cylinder 2 comprises cylinder body 21 and is with the installation of the coating cylinder piston 22 in cylinder body 21, the inner chamber of cylinder body 21 is divided into intake chamber 211 and extrudes chamber 212 by coating cylinder piston 22, wherein, intake chamber 211 is positioned at the below extruding chamber 212, coating cylinder piston 22 is provided with and makes coating only can enter by intake chamber 211 the first one-way valve 23 extruding chamber 212, cylinder body 21 is provided with the coating import be communicated with intake chamber 211 and the coating material outlet be communicated with extrusion chamber 212, coating import is provided with the second one-way valve 24 making coating only can enter intake chamber 211, coating material outlet is provided with and makes coating only can discharge the 3rd one-way valve 25 extruding chamber 212, the piston rod 11 of pressurizing cylinder 1 to stretch in cylinder body 21 and is connected with coating cylinder piston 22, the piston effective area of pressurizing cylinder 1 is greater than the useful area of coating cylinder piston 22.Coating material outlet is connected with discharge nozzle 101, and discharge nozzle 101 is connected with the liner agency of coating linotype machine, and coating import is connected with suction tube 102 and filter 103, suction tube 102 for sucking coating, filter 103 coating by time filter.In the present embodiment, the piston effective area of pressurizing cylinder 1 is 2.1:1 with the ratio of the useful area of coating cylinder piston 22.
Hydraulic system drives pressurizing cylinder 1 to work, make the to-and-fro motion of coating cylinder piston 22, when coating cylinder piston 22 moves upward, the volume of intake chamber 211 increases, coating enters into intake chamber 211 through suction tube 102 and filter 103, the volume extruding chamber 212 reduces, and extrudes coating in chamber 212 pressurized and be transported to the liner agency of coating linotype machine from discharge nozzle 101; When coating cylinder piston 22 moves downward, the volume of intake chamber 211 reduces, the volume extruding chamber 212 increases, coating in intake chamber 211 enters into through the first one-way valve 23 and extrudes chamber 212, simultaneously, under the effect of the second one-way valve 24 and the 3rd one-way valve 25, the coating extruded in chamber 212 can not enter discharge nozzle 101, and the coating in intake chamber 211 also can not enter suction tube 102.
In the present embodiment, hydraulic system comprises oil hydraulic pump 3, pilot operated directional control valve 4, two-position four-way servomotor driven change valve 5 and fuel tank 6, the filler opening of pilot operated directional control valve 4 is connected with oil hydraulic pump 3 by oil pipe, the return opening of pilot operated directional control valve 4 is connected with fuel tank 6 by oil pipe, and two actuator ports of pilot operated directional control valve 4 are connected with two hydraulic fluid ports of pressurizing cylinder 1 respectively by oil pipe; The filler opening of two-position four-way servomotor driven change valve 5 is connected with oil hydraulic pump 3 by oil pipe, the return opening of two-position four-way servomotor driven change valve 5 is connected with fuel tank 6 by oil pipe, and two actuator ports of two-position four-way servomotor driven change valve 5 are connected with two control ports of pilot operated directional control valve 4 respectively by oil pipe; Hydraulic system also comprises with the piston synchronous to-and-fro motion of pressurizing cylinder 1 and drives the automatic reversing mechanism that two-position four-way servomotor driven change valve 5 commutates.Automatic reversing mechanism comprises collision block 7, pressurizing cylinder 1 is provided with reverse piston rod 12, reverse piston rod 12 affixed with the piston of pressurizing cylinder 1 and stretch out direction and piston rod 11 to stretch out direction contrary, collision block 7 is affixed with reverse piston rod 12, and two-position four-way servomotor driven change valve 5 is provided with to coordinate with collision block 7 and promotes the reciprocating driveshaft of spool.Two-position four-way servomotor driven change valve 5 is equipped with the steel ball positioning means that a pair spool positions at two working positions place of valve core movement, after collision block 7 makes valve core movement put in place, corresponding steel ball positioning means can be locked by spool, thus the work of guarantee is reliable and stable.
In the present embodiment, oil pipe between pilot operated directional control valve 4 and oil hydraulic pump 3 is provided with electrohydraulic proportional control valve 8, electrohydraulic proportional control valve 8 can pressure oil uninterrupted in the oil pipe between regulable control pilot operated directional control valve 4 and oil hydraulic pump 3, and then the motion speed of the piston of control pressurizing cylinder 1, also namely control the motion speed of coating cylinder piston 22, finally realize the regulable control to supercharging coating output flow.This electrohydraulic proportional control valve 8 is connected with a controller, and controller can adopt resistance type mechanical knob, also can adopt computer etc.
Primer fluid press pump 3, control two-position four-way servomotor driven change valve 5 by oil pipe conducting, pressure oil enters the filler opening of pilot operated directional control valve 4 through electrohydraulic proportional control valve 8, and pressure oil enters into the filler opening of two-position four-way servomotor driven change valve 5 simultaneously.Pressure oil is passed into a control port of pilot operated directional control valve 4 by two-position four-way servomotor driven change valve 5, pilot operated directional control valve 4 makes pressure oil enter into the upper hydraulic fluid port of pressurizing cylinder 1, the piston rod 11 of pressurizing cylinder 1 stretches out promotion coating cylinder piston 22 and moves downward, meanwhile oppositely piston rod 12 moves downward with collision block 7, when piston rod 11 stretch out put in place time, collision block 7 promotes driveshaft makes the spool of two-position four-way servomotor driven change valve 5 move downward, two-position four-way servomotor driven change valve 5 commutates and pressure oil is passed into another control port of pilot operated directional control valve 4, pilot operated directional control valve 4 makes pressure oil enter into the lower hydraulic fluid port of pressurizing cylinder 1, piston rod 11 retraction of pressurizing cylinder 1 pulls coating cylinder piston 22 to move upward, meanwhile oppositely piston rod 12 moves upward with collision block 7, until when piston rod 11 retraction puts in place, collision block 7 promotes driveshaft makes the spool of two-position four-way servomotor driven change valve 5 move upward, two-position four-way servomotor driven change valve 5 is again made to commutate, so repeatedly realize coating pressurized cylinder 2 automatic reciprocating motion.
Above-mentioned two-position four-way servomotor driven change valve 5 is integrated on a valve block, and valve block is fixed in one end that pressurizing cylinder 1 stretches out corresponding to reverse piston rod 12; The cylinder body 21 of coating pressurized cylinder 2 is fixed in pressurizing cylinder 1 and corresponds to one end that piston rod 11 stretches out, namely valve block, pressurizing cylinder 1, coating pressurized cylinder 2 are connected and fixed successively, wherein, valve block is fixed on the end of pressurizing cylinder 1 by bolt, and cylinder body 21 is affixed to the end of pressurizing cylinder 1 by connecting base, threaded pull bar and nut.The mode that above-mentioned valve block, pressurizing cylinder 1, coating pressurized cylinder 2 are connected and fixed successively can increase compactedness and the stability of structure, and ensures the reliable and stable of work.
In the present embodiment, oil pipe between electrohydraulic proportional control valve 8 and oil hydraulic pump 3 is provided with the bi-bit bi-pass hand-operated direction valve 9 for controlling break-make, whether Non-follow control bi-bit bi-pass hand-operated direction valve 9 can realize the break-make of this oil pipe, and then control to electrohydraulic proportional control valve 8 fuel feeding.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment.For those skilled in the art, do not departing from the improvement that obtains under the utility model technical conceive prerequisite and conversion also should be considered as protection domain of the present utility model.
Claims (9)
1. a coating supercharging device, it is characterized in that: comprise coating pressurized cylinder (2), pressurizing cylinder (1) and for driving the hydraulic system of pressurizing cylinder (1) fore and aft motion, described coating pressurized cylinder (2) comprises cylinder body (21) and is with the installation of the coating cylinder piston (22) in cylinder body (21), the inner chamber of cylinder body (21) is divided into intake chamber (211) and extrudes chamber (212) by described coating cylinder piston (22), described coating cylinder piston (22) is provided with and makes coating only can enter by intake chamber (211) the first one-way valve (23) extruding chamber (212), described cylinder body (21) is provided with the coating import be communicated with intake chamber (211) and the coating material outlet be communicated with extrusion chamber (212), described coating import is provided with the second one-way valve (24) making coating only can enter intake chamber (211), described coating material outlet is provided with and makes coating only can discharge the 3rd one-way valve (25) extruding chamber (212), the piston rod (11) of described pressurizing cylinder (1) to stretch in cylinder body (21) and is connected with coating cylinder piston (22), the piston effective area of described pressurizing cylinder (1) is greater than the useful area of coating cylinder piston (22).
2. coating supercharging device according to claim 1, it is characterized in that: described hydraulic system comprises oil hydraulic pump (3), pilot operated directional control valve (4), two-position four-way servomotor driven change valve (5) and fuel tank (6), the filler opening of described pilot operated directional control valve (4) is connected with oil hydraulic pump (3) by oil pipe, the return opening of described pilot operated directional control valve (4) is connected with fuel tank (6) by oil pipe, and two actuator ports of described pilot operated directional control valve (4) are connected with two hydraulic fluid ports of pressurizing cylinder (1) respectively by oil pipe; The filler opening of described two-position four-way servomotor driven change valve (5) is connected with oil hydraulic pump (3) by oil pipe, the return opening of described two-position four-way servomotor driven change valve (5) is connected with fuel tank (6) by oil pipe, and two actuator ports of described two-position four-way servomotor driven change valve (5) are connected with two control ports of pilot operated directional control valve (4) respectively by oil pipe; Described hydraulic system also comprises with the piston synchronous to-and-fro motion of pressurizing cylinder (1) and drives the automatic reversing mechanism that two-position four-way servomotor driven change valve (5) commutates.
3. coating supercharging device according to claim 2, it is characterized in that: described automatic reversing mechanism comprises collision block (7), described pressurizing cylinder (1) is provided with reverse piston rod (12), described reverse piston rod (12) affixed with the piston of pressurizing cylinder (1) and stretch out direction and piston rod (11) to stretch out direction contrary, described collision block (7) and described reverse piston rod (12) are affixed, and described two-position four-way servomotor driven change valve (5) is provided with to coordinate with collision block (7) and promotes the reciprocating driveshaft of spool.
4. coating supercharging device according to claim 3, it is characterized in that: described two-position four-way servomotor driven change valve (5) is integrated on a valve block, described valve block is fixed in pressurizing cylinder (1) one end corresponding to reverse piston rod (12); The cylinder body (21) of described coating pressurized cylinder (2) is fixed in pressurizing cylinder (1) one end corresponding to piston rod (11).
5. coating supercharging device according to claim 2, is characterized in that: the oil pipe between described pilot operated directional control valve (4) and oil hydraulic pump (3) is provided with the electrohydraulic proportional control valve (8) for controlling uninterrupted.
6. coating supercharging device according to claim 5, is characterized in that: the oil pipe between described electrohydraulic proportional control valve (8) and oil hydraulic pump (3) is provided with the bi-bit bi-pass hand-operated direction valve (9) for controlling break-make.
7. coating supercharging device according to claim 5, is characterized in that: described electrohydraulic proportional control valve (8) is connected with a controller.
8. coating supercharging device according to any one of claim 1 to 7, is characterized in that: the ratio of the piston effective area of described pressurizing cylinder (1) and the useful area of coating cylinder piston (22) is 2.1:1.
9. coating supercharging device according to any one of claim 1 to 7, is characterized in that: described coating material outlet is connected with discharge nozzle (101), and described coating import is connected with suction tube (102) and filter (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130768.0U CN204628115U (en) | 2015-03-06 | 2015-03-06 | A kind of coating supercharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520130768.0U CN204628115U (en) | 2015-03-06 | 2015-03-06 | A kind of coating supercharging device |
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| Publication Number | Publication Date |
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| CN204628115U true CN204628115U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520130768.0U Withdrawn - After Issue CN204628115U (en) | 2015-03-06 | 2015-03-06 | A kind of coating supercharging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712594A (en) * | 2015-03-06 | 2015-06-17 | 长沙伟诺机电有限公司 | Coating supercharging device |
-
2015
- 2015-03-06 CN CN201520130768.0U patent/CN204628115U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712594A (en) * | 2015-03-06 | 2015-06-17 | 长沙伟诺机电有限公司 | Coating supercharging device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150909 Effective date of abandoning: 20161012 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |