CN105630036A - Hydraulic press temperature control device and method - Google Patents
Hydraulic press temperature control device and method Download PDFInfo
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- CN105630036A CN105630036A CN201410596851.7A CN201410596851A CN105630036A CN 105630036 A CN105630036 A CN 105630036A CN 201410596851 A CN201410596851 A CN 201410596851A CN 105630036 A CN105630036 A CN 105630036A
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Abstract
The invention discloses a hydraulic press temperature control device and method. The hydraulic press temperature control method changes processes of manually controlling the increase, the maintenance, and the decrease of the temperature of a bamboo plywood hydraulic press, simplifies complicated operation processes for workers and improves instability of manual operation by automatic temperature control. A whole operation process may reduce labor intensity, increases production efficiency, and decreases energy consumption in a production process and production cost. Further, intelligent temperature control may achieve accurate temperature control so as to increase the stability of product production.
Description
Technical field
The present invention relates to hydraulic press domain of control temperature, by Pneumatic adjusting ball valve, pneumatic ball valve, water pump, intelligence instrument with the use of the whole service process realizing the intensification of bamboo slab rubber hydraulic press temperature, insulation, cooling.
Background technology
Rising along with the decline of labouring population and the aged, also corresponding transformation can be there is in the supply-demand relationship of labour force, many enterprises will face the problem that labor cost rises, in manufacturing business, this phenomenon is especially prominent, all produce equipment automatization and reduce cost of labor to improve or complicated production process is simplified by automated production equipment play reduction labour force and improve the effect of production efficiency considering, the intensification of conventional bamboo slab rubber hydraulic press temperature in bamboo slab rubber industry, insulation and temperature-fall period realize by manually going observation thermometer then to switch five valves, then such mode of operation needs an employee to observe temperature in face of forcing press always also to remove five valves of switch, whole process operation is loaded down with trivial details, the staff also needing to certain operating experience could operate, and can because the inadvertent impact of staff produces the quality of product, reduce production efficiency, simultaneously as be manual control can not accomplish to temperature be precisely controlled also can be too much waste steam cause the increase of production cost.
Summary of the invention
For above-mentioned prior art, in order to improve whole production efficiency greatly, reducing production run cost, the present invention, by a kind of hydraulic press temperature-controlled process, solves the problem that background above technology is mentioned.
For reaching this purpose, the present invention by the following technical solutions:
1. in order to make hydraulic press intensification in process of production, insulation, cooling can reach Automated condtrol, this method is by air inlet one Pneumatic adjusting ball valve of installation of steam of heating at hydraulic press, the air vent of steam, water pump cooling pipe water inlet, high temperature discharge outlet, low temperature discharge outlet is respectively mounted pneumatic ball valve, the working heat pressing plate of hydraulic press is provided with the thermal resistance measuring temperature, also it is separately installed with the thermal resistance measuring temperature and the air vent Pressure gauge of steam pressure in hydraulic press one end is equipped with test fluid press jet chimney at steam near hydraulic press one end at the air vent of steam and the cooling water drainage mouth of a river, the intensification of temperature is realized by these five valves of electrical control, insulation, the whole production process of cooling,
2. when hydraulic press starts matched moulds intensification, press matched moulds button hydraulic press matched moulds, the air inlet Pneumatic adjusting ball valve of steam is slowly opened, steam exhaust-gas mouth is opened, the temperature of steam exhaust-gas mouth surveyed when the thermometric thermal resistance of the air vent of steam reaches 100 degree and (can set by the temperature of technological requirement, following analogue all letter note can set) time steam air vent pneumatic ball valve close, because hydraulic press starts the heating platen of hydraulic press time matched moulds heats up is in low temperature state, meet Low Temperature Thermal pressing plate when steam enters heating platen and be cooled to water, so the ball valve of the air vent of steam needs opening draining and discharging the steam of low temperature just without influence on the steam normal programming rate to hydraulic press heating platen of timing, therefore the pneumatic ball valve of steam exhaust-gas mouth be in open mode when starting to warm up but exhaust port temperatures reach 100 degree (can set) close after be put into the time switch stage, because the heating platen temperature of hydraulic press is low, the steam that the steam consumption entered consumes when the heating platen temperature of hydraulic press rises to more than 100 degree greatly is relatively reduced, so the time switch of steam exhaust-gas mouth also divides the time of configuration switch time respectively in two stages and interval switch, when the temperature of hydraulic press heating platen lower than 100 degree (can set) time steam exhaust-gas mouth pneumatic ball valve open exhaust outlet 10 seconds (can set) every 50 seconds (can set), when the temperature of hydraulic press heating platen is higher than 100 degree (can set) time, the pneumatic ball valve of steam exhaust-gas mouth opens exhaust outlet 8 seconds (can set) every 150 seconds (can set), because the program is used for multi-layer hydraulic press, and the intensification of steam there will be non-uniform temperature between each layer heating platen, in order to better control the temperature homogeneity between each layer heating platen, in the process heated up, when temperature reaches 75 degree (can set), air inlet adjustment ball valve aperture turns down, enter slow temperature-rise period, when slowly heating up, the air inflow of steam is little, programming rate is slow, but can temperature difference between uniform each layer heating platen, make the temperature between each layer heating platen relatively uniform, when temperature rises to 110 degree (can set) time, steam inlet regulates the ball valve aperture fully open entrance fast temperature rise period again, until hydraulic press is warmed up to holding temperature 130 degree (can set) air inlet adjustment ball valve and cuts out hydraulic press entrance temperature retention time, insulation timing starts,
3. hydraulic press is operated in whole holding stage when the temperature of hydraulic press heating platen is lower than holding temperature the Pneumatic adjusting ball valve of steam inlet and opens, steam enters the heating platen of hydraulic press to carry out mending temperature, closes until again reaching holding temperature Pneumatic adjusting ball valve;
4. when hydraulic press holding stage terminates, cooling stage starts, steam exhaust-gas mouth pneumatic ball valve is opened and is first discharged by the steam in hydraulic press heating platen, when the pressure in hydraulic press jet chimney is lower than the low pressure limit on steam gage, cooling water pump starts, cooling pipe water inlet pneumatic ball valve is opened, high temperature discharge outlet pneumatic ball valve is opened, the air vent pneumatic ball valve of steam is closed, the water that high temperature discharge outlet flows out enters high-temperature pool can carry out moisturizing supply to boiler, because being the supply of high-temperature water, the effect saving cost is played in the energy resource consumption that can reduce boiler, when the cooler-water temperature that the discharge outlet thermal resistance near hydraulic press one end measures is lower than 85 degree, low temperature discharge outlet pneumatic ball valve is opened, high temperature discharge outlet pneumatic ball valve is closed, the water that low temperature discharge outlet is discharged is collected into row recycling in low temperature pond, when the temperature of hydraulic press heating platen drops to 75 degree (temperature of the manufacturing technique requirent that can set), cooling pipe water inlet pneumatic ball valve is closed, cooling water pump is out of service, the pneumatic ball valve of low temperature discharge outlet is closed, hydraulic press decline warning light lights, press decline button hydraulic press to begin to decline, decline and stop after putting in place, to this whole single production process end of run.
Accompanying drawing explanation
Accompanying drawings below is embodiment of the present invention schematic diagram.
Fig. 1 is hydraulic press temperature-controlled process schematic diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, one hydraulic press temperature control equipment of the present invention and method are described in detail.
In bamboo slab rubber industry, the intensification of conventional bamboo slab rubber hydraulic press temperature, insulation and temperature-fall period realize by manually going observation thermometer then to switch five valves, then such mode of operation needs an employee to observe temperature in face of forcing press always also to remove five valves of switch, whole process operation is loaded down with trivial details, the staff also needing to certain operating experience could operate, also because of the inadvertent of staff, product quality can be affected under such operating environment, reduce production efficiency.
The present invention is making improvements for solving produced problem in above-mentioned prior art. Below the detailed description of the invention of this invention is made detailed description.
For reaching this purpose, by illustrated in Figure 1 be a kind of hydraulic press temperature control equipment and Method And Principle figure, the present invention by the following technical solutions:
1. in order to make hydraulic press intensification in process of production, insulation, cooling can reach Automated condtrol, this method is by air inlet one Pneumatic adjusting ball valve (5) of installation of steam of heating at hydraulic press, pneumatic ball valve (1) installed by the air vent of steam, water pump cooling pipe water inlet installs pneumatic ball valve (2), high temperature discharge outlet installs pneumatic ball valve (3), low temperature discharge outlet installs pneumatic ball valve (4), the working heat pressing plate of hydraulic press is provided with the thermal resistance (8) measuring temperature, also it is separately installed with the Pressure gauge (9) of the thermal resistance (6) (7) measuring temperature and the air vent steam pressure in hydraulic press one end is equipped with test fluid press jet chimney at steam near hydraulic press one end at the air vent of steam and the cooling water drainage mouth of a river, the intensification of temperature is realized by these five valves of electrical control, insulation, the whole production process of cooling,
2. when hydraulic press starts matched moulds intensification, press matched moulds button hydraulic press matched moulds, the air inlet Pneumatic adjusting ball valve (5) of steam is slowly opened, steam exhaust-gas mouth pneumatic ball valve (1) is opened, when the temperature that the thermometric thermal resistance (6) of the air vent of steam records steam exhaust-gas mouth reaches 100 degree (can set) time, the pneumatic ball valve (1) of the air vent of steam is closed, because hydraulic press starts the heating platen of hydraulic press time matched moulds heats up is in low temperature state, meet Low Temperature Thermal pressing plate when steam enters heating platen and be cooled to water, so the ball valve of the air vent of steam (1) needs opening draining and discharging the steam of low temperature just without influence on the steam normal programming rate to hydraulic press heating platen of timing, therefore the pneumatic ball valve (1) of steam exhaust-gas mouth be in open mode when starting to warm up but exhaust port temperatures reach 100 degree (can set) close after be put into the time switch stage, because the heating platen temperature of hydraulic press is relatively reduced lower than the steam that the steam consumption entered consumes when the heating platen temperature of hydraulic press rises to more than 100 degree greatly, so the time switch of steam exhaust-gas mouth pneumatic ball valve (1) also to divide the time of configuration switch time respectively in two stages and interval switch, when the thermometric thermal resistance (8) of hydraulic press heating platen measures the temperature of heating platen lower than 100 degree (can set) time, the pneumatic ball valve (1) of steam exhaust-gas mouth opens exhaust outlet 10 seconds (can set) every 50 seconds (can set), when the temperature of hydraulic press heating platen is higher than 100 degree (can set) time, the pneumatic ball valve (1) of steam exhaust-gas mouth opens exhaust outlet 8 seconds (can set) every 150 seconds (can set), because the program is multiplex and multi-layer hydraulic press, and the intensification of steam there will be non-uniform temperature between each layer heating platen, in order to better control the temperature homogeneity between each layer heating platen, in the process heated up, when temperature reaches 75 degree (can set), air inlet Pneumatic adjusting ball valve (5) aperture turns down, enter slow temperature-rise period, when slowly heating up, the air inflow of steam is little, programming rate is slow, but can temperature difference between uniform each layer heating platen, make the temperature between each layer heating platen relatively uniform, when temperature rises to 110 degree (can set) time, Pneumatic adjusting ball valve (5) the aperture fully open entrance fast temperature rise period again of steam inlet, until the temperature of hydraulic press heating platen closes hydraulic press to holding temperature 130 degree (can set) air inlet adjustment ball valve (5) enters temperature retention time, insulation timing starts,
3. hydraulic press is operated in whole holding stage when the temperature of hydraulic press heating platen is lower than holding temperature the Pneumatic adjusting ball valve (5) of steam inlet and opens, steam enters the heating platen of hydraulic press to carry out mending temperature, closes until again reaching holding temperature Pneumatic adjusting ball valve (5);
4. when hydraulic press holding stage terminates, cooling stage starts, steam exhaust-gas mouth pneumatic ball valve (1) is opened and is first discharged by the steam in hydraulic press heating platen, when the pressure in hydraulic press jet chimney is lower than the low pressure limit on steam gage (9), cooling water pump (10) starts, cooling pipe water inlet pneumatic ball valve (2) is opened, high temperature discharge outlet pneumatic ball valve (3) is opened, the air vent pneumatic ball valve (1) of steam is closed, the water that high temperature discharge outlet flows out enters high-temperature pool can carry out moisturizing supply to boiler, because being the supply of high-temperature water, the effect saving cost is played in the energy resource consumption that can reduce boiler, but when the cooler-water temperature that the thermal resistance (7) that discharge outlet is near hydraulic press one end measures is lower than 85 degree, low temperature discharge outlet pneumatic ball valve (4) is opened, high temperature discharge outlet pneumatic ball valve (3) is closed, the water that low temperature discharge outlet is discharged is collected into row recycling in low temperature pond, when the temperature of hydraulic press heating platen drops to 75 degree (temperature of the manufacturing technique requirent that can set), cooling pipe water inlet pneumatic ball valve (2) is closed, cooling water pump (10) is out of service, the pneumatic ball valve (4) of low temperature discharge outlet is closed, hydraulic press decline warning light lights, press decline button hydraulic press to begin to decline, decline and stop after putting in place, to this whole single production process end of run.
Above embodiments of the present invention are explained in detail, but in the ken that possesses of one skilled in the relevant art of the present invention, it is possible to make and various under the premise without departing from present inventive concept, make various change.
Claims (3)
1. a hydraulic press temperature control equipment and method, this invention is by air inlet one Pneumatic adjusting ball valve (5) of installation of steam of heating at hydraulic press, the air vent of steam, water pump cooling pipe water inlet, high temperature discharge outlet, low temperature discharge outlet is respectively mounted pneumatic ball valve (1, 2, 3, 4), the working heat pressing plate of hydraulic press is provided with the thermal resistance (8) measuring temperature, also the thermal resistance (6 measuring temperature it is separately installed with near hydraulic press one end at air vent and the cooling water drainage mouth of a river of steam, 7) Pressure gauge (9) of the air vent steam pressure in hydraulic press one end is equipped with test fluid press jet chimney with at steam, the intensification of temperature is realized by these five valves of electrical control, insulation, the whole production process of cooling.
2. a kind of hydraulic press temperature control equipment and method according to claim one, it is characterised in that: by the temperature come according to thermometric thermal resistance (8) feedback on hydraulic press heating platen, the Pneumatic adjusting ball valve (5) of steam inlet can accomplish that under controlling electric control being automatically adjusted valve aperture guarantees that temperature accuracy controls more accurately.
3. a kind of hydraulic press temperature control equipment and method according to claim one, it is characterized in that: be fitted with the thermal resistance (6 of measurement temperature at air vent and the cooling water drainage mouth of a river of steam near one section of hydraulic press, 7), record Temperature Feedback accurately by thermal resistance and accurately control air vent and the pneumatic ball valve of cooling discharge outlet.
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| CN201410596851.7A CN105630036A (en) | 2014-10-30 | 2014-10-30 | Hydraulic press temperature control device and method |
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| CN201410596851.7A CN105630036A (en) | 2014-10-30 | 2014-10-30 | Hydraulic press temperature control device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235028A (en) * | 2015-11-16 | 2016-01-13 | 衢州联盛方略技术开发有限公司 | Device and method for controlling temperatures of bamboo plywood hydraulic press |
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| DE3408622A1 (en) * | 1984-03-09 | 1985-09-12 | Paul Ott Gmbh & Co Kg, 7050 Waiblingen | Heating plate for a press |
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| CN2855671Y (en) * | 2005-08-22 | 2007-01-10 | 蒋之慰 | Heating means of hot press |
| CN101096124A (en) * | 2006-06-30 | 2008-01-02 | 陈东明 | Temperature control system for injection machine |
| CN101623940A (en) * | 2009-08-14 | 2010-01-13 | 王荣伟 | Heating temperature rise control mechanism of hot press |
| CN103341901A (en) * | 2013-07-11 | 2013-10-09 | 福建农林大学 | Artificial board hot-pressing fast constant-temperature control device and method |
| CN203599499U (en) * | 2013-08-31 | 2014-05-21 | 胜赛思精密压铸（扬州）有限公司 | Mould temperature-controlling device |
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2014
- 2014-10-30 CN CN201410596851.7A patent/CN105630036A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3408622A1 (en) * | 1984-03-09 | 1985-09-12 | Paul Ott Gmbh & Co Kg, 7050 Waiblingen | Heating plate for a press |
| JPH02192906A (en) * | 1989-01-20 | 1990-07-30 | Kitagawa Elaborate Mach Co Ltd | Steam injection press device |
| CN2855671Y (en) * | 2005-08-22 | 2007-01-10 | 蒋之慰 | Heating means of hot press |
| CN101096124A (en) * | 2006-06-30 | 2008-01-02 | 陈东明 | Temperature control system for injection machine |
| CN101623940A (en) * | 2009-08-14 | 2010-01-13 | 王荣伟 | Heating temperature rise control mechanism of hot press |
| CN103341901A (en) * | 2013-07-11 | 2013-10-09 | 福建农林大学 | Artificial board hot-pressing fast constant-temperature control device and method |
| CN203599499U (en) * | 2013-08-31 | 2014-05-21 | 胜赛思精密压铸（扬州）有限公司 | Mould temperature-controlling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105235028A (en) * | 2015-11-16 | 2016-01-13 | 衢州联盛方略技术开发有限公司 | Device and method for controlling temperatures of bamboo plywood hydraulic press |
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Application publication date: 20160601 |