CN104675777A - Corner jointing machine hydraulic control system - Google Patents
Corner jointing machine hydraulic control system Download PDFInfo
- Publication number
- CN104675777A CN104675777A CN201510021128.0A CN201510021128A CN104675777A CN 104675777 A CN104675777 A CN 104675777A CN 201510021128 A CN201510021128 A CN 201510021128A CN 104675777 A CN104675777 A CN 104675777A
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- CN
- China
- Prior art keywords
- connects
- way
- oil
- oil cylinder
- valve
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/82—Hydraulic or pneumatic circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a corner jointing machine hydraulic control system. The corner jointing machine hydraulic control system comprises a hydraulic pump, a motor, an overflow valve, an oil tank, a mode locking oil cylinder and an injection molding oil cylinder, the rotor of the motor is connected with the hydraulic pump, the oil inlet of the hydraulic pump is connected with the oil tank, and the oil outlet of the hydraulic pump is respectively connected with the oil inlets of the overflow valve and a three-position four-way K type electromagnetic reversing valve; the oil outlet of the overflow valve is connected with the oil tank; the oil return port of the three-position four-way K type electromagnetic reversing valve is connected with the oil tank; the first working port of the three-position four-way K type electromagnetic reversing valve is connected with the rod cavity of the mode locking oil cylinder, and the second working port of the three-position four-way K type electromagnetic reversing valve is connected with the rodless cavity of the mode locking oil cylinder.
Description
Technical field
The present invention relates to a kind of hydraulic control system, particularly one and connect angle machine hydraulic control system.
Background technique
At present, connect the groove that angle technology is widely used in automotive window, when turning appears in the position that groove is installed, groove also will have corresponding turning, and this turning completes by groove is carried out connecing angle.When groove connects angle, two rubber weather strips that first will connect angle put into the relevant position connecing angle mold connecing angle machine, then Mode-locking oil cylinder is by mold-locked, material feeding oil cylinder by sizing material high-pressure injection in mold cavity, sizing material in mold cavity is through pressurize, heating, sulfuration, sizing, last opening mold, is separated upper die plate with lower plate, takes out the rubber weather strip connecting angle.Tradition connects the problem that angle machine often occurs because automatic pressure-controlledly not causing analysis of hydraulic oil overheat in operation, although adopt air-cooled technology, but still does not reach ideal temperature.And because of can not automatic speed regulation in shot process, deformation of products when causing that the excessive or speed of pressure is unbalance causes groove to connect angle, reject rate increases.
Summary of the invention
The object of the invention is the above-mentioned deficiency in order to overcome prior art, and provide one connecing angle working procedure hydraulic fluid temperature normally, in shot process, the groove of material feeding pressure controllable connects angle machine hydraulic control system.
For achieving the above object, technological scheme of the present invention is: one connects angle machine hydraulic control system, it comprises oil hydraulic pump, motor, relief valve, fuel tank, Mode-locking oil cylinder, injection moulding oil cylinder, the rotor of the first motor is connected with the first oil hydraulic pump, the filler opening of the first oil hydraulic pump connects fuel tank, and the oil outlet of the first oil hydraulic pump connects the filler opening of the first relief valve and the first 3-position 4-way K type solenoid directional control valve respectively; The oil outlet connected tank of the first relief valve; The return opening of the first 3-position 4-way K type solenoid directional control valve connects fuel tank; First working hole of the first 3-position 4-way K type solenoid directional control valve connects Mode-locking oil cylinder rod chamber, and the second working hole of the first 3-position 4-way K type solenoid directional control valve connects Mode-locking oil cylinder rodless cavity; The rotor of the second motor is connected with the second oil hydraulic pump, and the filler opening of the second oil hydraulic pump connects fuel tank, and the oil outlet of the second oil hydraulic pump connects the filler opening of the second relief valve and the second 3-position 4-way K type solenoid directional control valve respectively; The oil outlet connected tank of the second relief valve; The return opening of the second 3-position 4-way K type solenoid directional control valve connects fuel tank; First working hole of the second 3-position 4-way K type solenoid directional control valve connects injection moulding cylinder rod chamber, and the second working hole of the second 3-position 4-way K type solenoid directional control valve connects injection moulding oil cylinder rodless cavity.
The further technological scheme of the present invention is: the first described 3-position 4-way K type solenoid directional control valve the second working hole connect the first Pilot operated check valve, another termination Mode-locking oil cylinder rodless cavity of first Pilot operated check valve, the hydraulic control mouth of the first Pilot operated check valve connects Mode-locking oil cylinder rod chamber.
The further technological scheme of the present invention is: another termination adjustable relief valve of the first described Pilot operated check valve, another termination Mode-locking oil cylinder rodless cavity of adjustable relief valve.
The further technological scheme of the present invention is: the second described 3-position 4-way K type solenoid directional control valve the second working hole connect the second Pilot operated check valve, another termination injection moulding oil cylinder rodless cavity of second Pilot operated check valve, the hydraulic control mouth of the second Pilot operated check valve connects injection moulding cylinder rod chamber.
The beneficial effect of hinge structure of the present invention is: can locked mode be made owing to adopting 3-position 4-way K type solenoid directional control valve and one-way hydraulic valve or/and injection moulding time, pump hydraulic oil by the direct off-load of return opening, thus reduce whole system oil temperature; Injection moulding oil cylinder is connected to adjustable restrictive valve, the pressure adjustable of injection moulding oil cylinder; Hydraulic oil separately controls, and system is more stable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Reference character: 1, Mode-locking oil cylinder, 2, injection moulding oil cylinder, the 11, first Pilot operated check valve, 12 adjustable restrictive valves, 13, the first 3-position 4-way K type solenoid directional control valve, 14, the first relief valve, the 15, first motor, 16, fuel tank, 17, the first oil hydraulic pump, 21, the second Pilot operated check valve, the 23, second 3-position 4-way K type solenoid directional control valve, the 24, second relief valve, 25, the second motor, the 27, second oil hydraulic pump.
Embodiment
Below in conjunction with figure and embodiment, detailed construction of the present invention is further described.
As shown in Figure 1, one connects angle machine hydraulic control system, it comprises the first oil hydraulic pump 17, second oil hydraulic pump 27, first motor 15, second motor 25, first relief valve 14, second relief valve 24, fuel tank 16, Mode-locking oil cylinder 1, injection moulding oil cylinder 2, the rotor of the first motor 15 is connected with the first oil hydraulic pump 17, the oil outlet of filler opening connection fuel tank 16, first oil hydraulic pump 17 of the first oil hydraulic pump 17 connects the filler opening of the first relief valve 14 and the first 3-position 4-way K type solenoid directional control valve 13 respectively; The oil outlet connected tank 16 of the first relief valve 14; The return opening of the first 3-position 4-way K type solenoid directional control valve 13 connects fuel tank 16; First working hole of the first 3-position 4-way K type solenoid directional control valve 13 connects Mode-locking oil cylinder 1 rod chamber, second working hole of the first 3-position 4-way K type solenoid directional control valve 13 connects the first Pilot operated check valve 11, another termination adjustable relief valve 12 of first Pilot operated check valve 11, another termination Mode-locking oil cylinder 1 rodless cavity of adjustable relief valve 12, the hydraulic control mouth of the first Pilot operated check valve 11 connects Mode-locking oil cylinder 1 rod chamber; The rotor of the second motor 25 is connected with the second oil hydraulic pump 27, and the oil outlet of filler opening connection fuel tank 16, second oil hydraulic pump 27 of the second oil hydraulic pump 27 connects the filler opening of the second relief valve 24 and the second 3-position 4-way K type solenoid directional control valve 23 respectively; The oil outlet connected tank 16 of the second relief valve 24; The return opening of the second 3-position 4-way K type solenoid directional control valve 23 connects fuel tank 16; First working hole of the second 3-position 4-way K type solenoid directional control valve 23 connects injection moulding oil cylinder 2 rod chamber, second working hole of the second 3-position 4-way K type solenoid directional control valve 23 connects the second Pilot operated check valve 21, another termination injection moulding oil cylinder 2 rodless cavity of second Pilot operated check valve 21, the hydraulic control mouth of the second Pilot operated check valve 21 connects injection moulding oil cylinder 2 rod chamber.
More than show and describe basic principle of the present invention and major character; the technician of the industry should understand; above-described embodiment does not limit the present invention in any form, the technological scheme that the mode that all employings are equal to replacement or equivalent transformation obtains, and all drops in protection scope of the present invention.
Claims (4)
1. one kind connects angle machine hydraulic control system, it comprises oil hydraulic pump (17,27), motor (15,25), relief valve (14,24), fuel tank (16), Mode-locking oil cylinder (1), injection moulding oil cylinder (2), it is characterized in that: the rotor of the first motor (15) is connected with the first oil hydraulic pump (17), the filler opening of the first oil hydraulic pump (17) connects fuel tank (16), and the oil outlet of the first oil hydraulic pump (17) connects the filler opening of the first relief valve (14) and the first 3-position 4-way K type solenoid directional control valve (13) respectively; The oil outlet connected tank (16) of the first relief valve (14); The return opening of the first 3-position 4-way K type solenoid directional control valve (13) connects fuel tank (16); First working hole of the first 3-position 4-way K type solenoid directional control valve (13) connects Mode-locking oil cylinder (1) rod chamber, and the second working hole of the first 3-position 4-way K type solenoid directional control valve (13) connects Mode-locking oil cylinder (1) rodless cavity; The rotor of the second motor (25) is connected with the second oil hydraulic pump (27), the filler opening of the second oil hydraulic pump (27) connects fuel tank (16), and the oil outlet of the second oil hydraulic pump (27) connects the filler opening of the second relief valve (24) and the second 3-position 4-way K type solenoid directional control valve (23) respectively; The oil outlet connected tank (16) of the second relief valve (24); The return opening of the second 3-position 4-way K type solenoid directional control valve (23) connects fuel tank (16); First working hole of the second 3-position 4-way K type solenoid directional control valve (23) connects injection moulding oil cylinder (2) rod chamber, and the second working hole of the second 3-position 4-way K type solenoid directional control valve (23) connects injection moulding oil cylinder (2) rodless cavity.
2. one according to claim 1 connects angle machine hydraulic control system, it is characterized in that: the first described 3-position 4-way K type solenoid directional control valve (13) the second working hole connect the first Pilot operated check valve (11), another termination Mode-locking oil cylinder (1) rodless cavity of first Pilot operated check valve (11), the hydraulic control mouth of the first Pilot operated check valve (11) connects Mode-locking oil cylinder (1) rod chamber.
3. one according to claim 2 connects angle machine hydraulic control system, it is characterized in that: another termination adjustable relief valve (12) of described the first Pilot operated check valve (11), another termination Mode-locking oil cylinder (1) rodless cavity of adjustable relief valve (12).
4. one according to claim 1 connects angle machine hydraulic control system, it is characterized in that: the second described 3-position 4-way K type solenoid directional control valve (23) the second working hole connect the second Pilot operated check valve (21), another termination injection moulding oil cylinder (2) rodless cavity of second Pilot operated check valve (21), the hydraulic control mouth of the second Pilot operated check valve (21) connects injection moulding oil cylinder (2) rod chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510021128.0A CN104675777A (en) | 2015-01-16 | 2015-01-16 | Corner jointing machine hydraulic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510021128.0A CN104675777A (en) | 2015-01-16 | 2015-01-16 | Corner jointing machine hydraulic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104675777A true CN104675777A (en) | 2015-06-03 |
Family
ID=53311240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510021128.0A Pending CN104675777A (en) | 2015-01-16 | 2015-01-16 | Corner jointing machine hydraulic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675777A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640017A (en) * | 2016-03-08 | 2017-05-10 | 中国石油大学(华东) | Horizontal well layering fracturing automatic ball injector |
| CN107269606A (en) * | 2017-07-24 | 2017-10-20 | 宜兴市宜轻机械有限公司 | A kind of new minute-pressure system |
| CN113650252A (en) * | 2021-07-05 | 2021-11-16 | 海天塑机集团有限公司 | Hydraulic control loop for accelerating forming of PET raw material |
-
2015
- 2015-01-16 CN CN201510021128.0A patent/CN104675777A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640017A (en) * | 2016-03-08 | 2017-05-10 | 中国石油大学(华东) | Horizontal well layering fracturing automatic ball injector |
| CN107269606A (en) * | 2017-07-24 | 2017-10-20 | 宜兴市宜轻机械有限公司 | A kind of new minute-pressure system |
| CN107269606B (en) * | 2017-07-24 | 2019-03-12 | 宜兴市宜轻机械有限公司 | A kind of novel minute-pressure system |
| CN113650252A (en) * | 2021-07-05 | 2021-11-16 | 海天塑机集团有限公司 | Hydraulic control loop for accelerating forming of PET raw material |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150603 |
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| WD01 | Invention patent application deemed withdrawn after publication |