CN109263132B - Waste gas discharge device of hydraulic machine for interior trim parts of motor train unit and discharge process of waste gas discharge device - Google Patents
Waste gas discharge device of hydraulic machine for interior trim parts of motor train unit and discharge process of waste gas discharge device Download PDFInfo
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- CN109263132B CN109263132B CN201811024155.3A CN201811024155A CN109263132B CN 109263132 B CN109263132 B CN 109263132B CN 201811024155 A CN201811024155 A CN 201811024155A CN 109263132 B CN109263132 B CN 109263132B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/007—Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of hydraulic machines for interior trim parts of high-speed motor train units and discloses a waste gas discharge device for the hydraulic machines for interior trim parts of motor train units and a discharge process of the waste gas discharge device, which comprises a lower cross beam and an upper cross beam, the upper side of the lower beam is fixedly connected with the lower side of the upper beam through four groups of symmetrically arranged upright posts, one side of the upright post is symmetrically provided with a guide plate, the upper cross beam is fixedly provided with an oil cylinder, one end of a piston rod of the oil cylinder is fixedly connected with the upper symmetrical center of the slide block, the side wall of the sliding block is sleeved between the guide plates in a sliding manner, the lower side of the sliding block is fixedly connected with the upper side of the heating plate through a first heat insulation plate, the lower side of the heating plate is fixedly connected with the upper side of the mould, the side surface of the heating plate and the side surface of the mould are symmetrically provided with second heat insulation plates, a first air storage tank is arranged above the upper cross beam, and an air inlet of the first air storage tank is sleeved with an output end of the first air suction pump.
Description
Technical Field
The invention belongs to the technical field of hydraulic machines for interior trim parts of high-speed motor train units, particularly relates to a waste gas discharge device for a hydraulic machine for interior trim parts of a motor train unit, and further relates to a discharge process of the waste gas discharge device for the hydraulic machine for interior trim parts of the motor train unit.
Background
When the high-speed motor train unit interior trim hydraulic press is used for hot-pressing the paper honeycomb panel material, the adhesive in the paper honeycomb panel material can release gas which has pungent smell and is harmful to operators, and bubbles can be generated on the surface of the panel to influence the processing quality and can be removed in time. Therefore, in the hot-pressing process of the hydraulic machine for the interior trim parts of the high-speed motor train unit train, a waste gas emission process needs to be added.
Disclosure of Invention
The invention aims to provide a waste gas discharge device of a hydraulic machine for interior trim parts of a motor train unit and a discharge process of the waste gas discharge device, and aims to solve the problems that a toxic gas is generated when a paper honeycomb plate is subjected to hot press forming and the quality of a product is affected due to the fact that the gas is not discharged in time in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a waste gas discharge device of a hydraulic machine for interior trim parts of a motor train unit comprises a lower cross beam and an upper cross beam, wherein the upper side of the lower cross beam and the lower side of the upper cross beam are fixedly connected through four groups of symmetrically arranged stand columns, guide plates are symmetrically arranged on one sides of the stand columns, oil cylinders are fixedly arranged on the upper cross beam, one end of a piston rod of each oil cylinder is fixedly connected with the symmetrical center of the upper side of a sliding block, the side wall of each sliding block is sleeved between the guide plates in a sliding manner, the lower side of each sliding block is fixedly connected with the upper side of a heating plate through a first heat insulation plate, the lower side of each heating plate is fixedly connected with the upper side of a mold, second heat insulation plates are symmetrically arranged on the side surfaces of the heating plates and the side surfaces of the molds, a first air storage tank is arranged above the upper cross beam, an air inlet of the first air, the lower extreme and the tracheal end intercommunication of giving vent to anger of second of flexible plastic tubing, the tracheal intake end symmetry of second runs through the setting in one side of second heat insulating board, one side of bottom end rail is provided with the second gas storage tank, the air inlet of second gas storage tank and the output intercommunication of second aspirator pump, the input of second aspirator pump and the tracheal one end intercommunication of third, the third trachea communicates with the tracheal lower extreme of fourth that two sets of symmetries set up respectively, the tracheal upper end symmetry of fourth sets up in the below of deflector, the top of bottom end rail is provided with the backup pad.
Preferably, the vertical length of the guide plate is shorter than the vertical length of the pillar.
Preferably, the upper end of the second heat insulation plate is fixedly connected with the lower side of the first heat insulation plate.
Preferably, the first air pipe is sleeved on the upper cross beam in a penetrating mode.
Preferably, the second air pipe penetrates through and is sleeved on the sliding block, the first heat insulation plate and the second heat insulation plate respectively, and an air inlet end of the second air pipe is communicated with an air outlet hole of the mold respectively.
Preferably, the third air pipe and the fourth air pipe are sleeved in the lower cross beam, and the upper end of the fourth air pipe penetrates through and is sleeved on the upper side of the lower cross beam.
Preferably, one side of the first air storage box and one side of the second air storage box are both provided with air outlets.
The invention also provides a discharge process of the waste gas discharge device of the hydraulic machine for the interior trim parts of the motor train unit, which specifically comprises the following steps:
s1, placing the paper honeycomb board raw material on a support plate according to the processing requirement;
s2, starting a device, controlling the pressing of a mold by an oil cylinder, pressing the mold on a paper honeycomb plate, heating by a heating plate, increasing the temperature of the mold, deforming the surface of the paper honeycomb plate and generating waste gas;
s3, after the paper honeycomb plate is hot-pressed for 1-2 seconds by the mold, the oil cylinder controls the mold to move upwards, the paper honeycomb plate is separated from the oil cylinder, the first air suction pump and the second air suction pump run simultaneously, and waste gas in the mold and dispersed waste gas in the device are respectively absorbed;
s4, storing the waste gas absorbed by the first air suction pump in a first air storage tank, and storing the waste gas absorbed by the second air suction pump in a second air storage tank;
s5, stopping the operation of the first air suction pump and the second air suction pump, pressing down the mould again under the control of the oil cylinder, carrying out hot pressing treatment on the paper honeycomb plate, and moving up the mould under the control of the oil cylinder after the mould carries out hot pressing on the paper honeycomb plate for 3-4 seconds;
and S6, repeating the operation processes of the steps S3, S4 and S5, gradually increasing the hot pressing time of the mould on the paper honeycomb board, and gradually reducing the corresponding exhaust time until the product is hot-pressed and formed.
The invention has the technical effects and advantages that:
1. the invention absorbs and removes the harmful gas dispersed in the die and the device structure through the two groups of air suction pumps, thereby improving the safety of production operation;
2. the waste gas discharge process adopts a multi-time multi-section hot-pressing exhaust operation mode, ensures that harmful gas generated by hot pressing is discharged thoroughly, effectively improves the processing flow aiming at the properties of processing materials, and improves the production quality and efficiency of products;
3. the guide plate plays a role in guiding and limiting the sliding block, and a space is arranged between the lower end of the guide plate and the upper end of the lower cross beam to ensure that the fourth air pipe can absorb and discharge harmful gas dispersed in the device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the mold of the present invention.
In the figure: the device comprises a lower cross beam 1, an upper cross beam 2, upright posts 3, guide plates 4, a sliding block 5, a first heat insulation plate 6, a heating plate 7, a mold 8, a second heat insulation plate 9, a support plate 10, an oil cylinder 11, a first air storage tank 12, a first air suction pump 13, a first air pipe 14, a telescopic plastic pipe 15, a second air pipe 16, a second air storage tank 17, a second air suction pump 18, a third air pipe 19 and a fourth air pipe 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
The invention provides a waste gas discharge device of a hydraulic machine for interior trim parts of a motor train unit, which comprises a lower cross beam 1 and an upper cross beam 2, wherein the upper side of the lower cross beam 1 and the lower side of the upper cross beam 2 are fixedly connected through four groups of symmetrically arranged upright posts 3, one sides of the upright posts 3 are symmetrically provided with guide plates 4, an oil cylinder 11 is fixedly arranged on the upper cross beam 2, one end of a piston rod of the oil cylinder 11 is fixedly connected with the symmetrical center of the upper side of a sliding block 5, the side wall of the sliding block 5 is slidably sleeved between the guide plates 4, the lower side of the sliding block 5 is fixedly connected with the upper side of a heating plate 7 through a first heat insulation plate 6, the lower side of the heating plate 7 is fixedly connected with the upper side of a mold 8, the side of the heating plate 7 and the side of the mold 8 are both symmetrically provided with second heat insulation plates, the heating plate 7 provides heat for heating the die 8; a first air storage tank 12 is arranged above the upper cross beam 2, an air inlet of the first air storage tank 12 is sleeved with an output end of a first air suction pump 13, an input end of the first air suction pump 13 is communicated with the upper end of a telescopic plastic pipe 15 through a first air pipe 14, and the telescopic plastic pipe 15 can be normally used when the mold 8 moves up and down; the lower extreme of flexible plastic tubing 15 and the end intercommunication of giving vent to anger of second trachea 16, the inlet end symmetry of second trachea 16 runs through the setting in one side of second heat insulating board 9, one side of bottom end rail 1 is provided with second gas tank 17, the air inlet of second gas tank 17 and the output intercommunication of second aspirator pump 18, the input of second aspirator pump 18 and the one end intercommunication of third trachea 19, third trachea 19 communicates with the lower extreme of the fourth trachea 20 that two sets of symmetries set up respectively, the upper end symmetry of fourth trachea 20 sets up in the below of deflector 4, the top of bottom end rail 1 is provided with backup pad 10, first aspirator pump 13 and second aspirator pump 18 move simultaneously, absorb the clearance with the harmful gas that the hot pressing produced is whole.
Further, the vertical length of the guide plate 4 is shorter than that of the upright post 3, so that the fourth air pipe 20 can be used normally.
Further, the upper end of the second heat insulation board 9 is fixedly connected with the lower side of the first heat insulation board 6, and the first heat insulation board 6 is matched with the second heat insulation board 9 to isolate the heating plate 7 from the mold 8, so that other structures of the device are prevented from being deformed by heating.
Furthermore, the first air pipe 14 is sleeved on the upper cross beam 2 in a penetrating way.
Further, the second air pipe 16 penetrates through and is sleeved on the sliding block 5, the first heat insulation plate 6 and the second heat insulation plate 9 respectively, and an air inlet end of the second air pipe 16 is communicated with an air outlet hole of the mold 8 respectively.
Further, the third air pipe 19 and the fourth air pipe 20 are both sleeved in the lower cross beam 1, and the upper end of the fourth air pipe 20 penetrates through and is sleeved on the upper side of the lower cross beam 1.
Further, one side of the first air storage tank 12 and one side of the second air storage tank 17 are both provided with air outlets, and harmful gases in the air storage tanks are discharged and treated through the air outlets.
The invention also provides a discharge process of the waste gas discharge device of the hydraulic machine for the interior trim parts of the motor train unit, which specifically comprises the following steps:
s1, placing the paper honeycomb board raw material on a support plate according to the processing requirement;
s2, starting a device, controlling the pressing of a mold by an oil cylinder, pressing the mold on a paper honeycomb plate, heating by a heating plate, increasing the temperature of the mold, deforming the surface of the paper honeycomb plate and generating waste gas;
s3, after the paper honeycomb plate is hot-pressed for 1-2 seconds by the mold, the oil cylinder controls the mold to move upwards, the paper honeycomb plate is separated from the oil cylinder, the first air suction pump and the second air suction pump run simultaneously, and waste gas in the mold and dispersed waste gas in the device are respectively absorbed;
s4, storing the waste gas absorbed by the first air suction pump in a first air storage tank, and storing the waste gas absorbed by the second air suction pump in a second air storage tank;
s5, stopping the operation of the first air suction pump and the second air suction pump, pressing down the mould again under the control of the oil cylinder, carrying out hot pressing treatment on the paper honeycomb plate, and moving up the mould under the control of the oil cylinder after the mould carries out hot pressing on the paper honeycomb plate for 3-4 seconds;
and S6, repeating the operation processes of the steps S3, S4 and S5, gradually increasing the hot pressing time of the mould on the paper honeycomb board, and gradually reducing the corresponding exhaust time until the product is hot-pressed and formed.
To sum up, the oil cylinder 11 drives the die 8 to press downwards, the die 8 generates heat under the heating action of the heating plate 7, the hot pressing treatment is carried out on the paper honeycomb board on the supporting plate 10, the preliminary hot pressing time is short, more harmful gas is generated, the oil cylinder 11 drives the die 8 to move upwards, the first air suction pump 13 and the second air suction pump 18 operate simultaneously, and all the generated harmful gas is absorbed and stored in the first air storage box 12 and the second air storage box 17 and is discharged after effective treatment; after the gas generated by the previous hot pressing is exhausted, the mould 8 carries out hot pressing treatment on the paper honeycomb plate again, the operations are repeated, the hot pressing time of the mould 8 is gradually prolonged, and the exhaust time is gradually shortened until the paper honeycomb plate is subjected to hot pressing forming.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a hydraulic press waste gas discharging device in EMUs, is adopting many times multistage hot pressing exhaust operation mode, hydraulic press waste gas discharging device in EMUs includes bottom end rail (1) and entablature (2), its characterized in that: the upper side of the lower cross beam (1) and the lower side of the upper cross beam (2) are fixedly connected through four groups of stand columns (3) which are symmetrically arranged, guide plates (4) are symmetrically arranged on one sides of the stand columns (3), an oil cylinder (11) is fixedly arranged on the upper cross beam (2), one end of a piston rod of the oil cylinder (11) is fixedly connected with the upper symmetrical center of the slide block (5), the side wall of the slide block (5) is sleeved between the guide plates (4) in a sliding manner, the lower side of the slide block (5) is fixedly connected with the upper side of a heating plate (7) through a first heat insulation plate (6), the lower side of the heating plate (7) is fixedly connected with the upper side of a mold (8), second heat insulation plates (9) are symmetrically arranged on the side of the heating plate (7) and the side of the mold (8), a first air storage tank (12) is arranged above the upper cross beam (2), an air inlet of the first air storage tank (12) is sleeved, the input end of the first air suction pump (13) is communicated with the upper end of a telescopic plastic pipe (15) through a first air pipe (14), the lower end of the telescopic plastic pipe (15) is communicated with the air outlet end of the second air pipe (16), the air inlet end of the second air pipe (16) is symmetrically arranged on one side of the second heat insulation plate (9) in a penetrating way, a second air storage tank (17) is arranged on one side of the lower cross beam (1), an air inlet of the second air storage tank (17) is communicated with an output end of a second air suction pump (18), the input end of the second air suction pump (18) is communicated with one end of a third air pipe (19), the third air pipes (19) are respectively communicated with the lower ends of two groups of symmetrically arranged fourth air pipes (20), the upper end of the fourth air pipe (20) is symmetrically arranged below the guide plate (4), and the support plate (10) is arranged above the lower cross beam (1).
2. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: the vertical length of the guide plate (4) is shorter than that of the upright post (3).
3. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: the upper end of the second heat insulation plate (9) is fixedly connected with the lower side of the first heat insulation plate (6).
4. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: the first air pipe (14) penetrates through and is sleeved on the upper cross beam (2).
5. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: the second air pipe (16) penetrates through and is sleeved on the sliding block (5), the first heat insulation plate (6) and the second heat insulation plate (9) respectively, and the air inlet end of the second air pipe (16) is communicated with the exhaust hole of the mold (8) respectively.
6. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: the third air pipe (19) and the fourth air pipe (20) are sleeved in the lower cross beam (1), and the upper end of the fourth air pipe (20) penetrates through and is sleeved on the upper side of the lower cross beam (1).
7. The exhaust gas discharge device of the hydraulic machine for interior trim parts of motor train units according to claim 1, is characterized in that: and air outlets are formed in one side of the first air storage box (12) and one side of the second air storage box (17).
8. The discharge process of the exhaust gas discharge device of the hydraulic machine for interior trim parts of the motor train unit according to claim 1, is characterized in that: the method specifically comprises the following steps:
s1, placing the paper honeycomb board raw material on a support plate according to the processing requirement;
s2, starting a device, controlling the pressing of a mold by an oil cylinder, pressing the mold on a paper honeycomb plate, heating by a heating plate, increasing the temperature of the mold, deforming the surface of the paper honeycomb plate and generating waste gas;
s3, after the paper honeycomb plate is hot-pressed for 1-2 seconds by the mold, the oil cylinder controls the mold to move upwards, the paper honeycomb plate is separated from the oil cylinder, the first air suction pump and the second air suction pump run simultaneously, and waste gas in the mold and dispersed waste gas in the device are respectively absorbed;
s4, storing the waste gas absorbed by the first air suction pump in a first air storage tank, and storing the waste gas absorbed by the second air suction pump in a second air storage tank;
s5, stopping the operation of the first air suction pump and the second air suction pump, pressing down the mould again under the control of the oil cylinder, carrying out hot pressing treatment on the paper honeycomb plate, and moving up the mould under the control of the oil cylinder after the mould carries out hot pressing on the paper honeycomb plate for 3-4 seconds;
and S6, repeating the operation processes of the steps S3, S4 and S5, gradually increasing the hot pressing time of the mould on the paper honeycomb board, and gradually reducing the corresponding exhaust time until the product is hot-pressed and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024155.3A CN109263132B (en) | 2018-09-04 | 2018-09-04 | Waste gas discharge device of hydraulic machine for interior trim parts of motor train unit and discharge process of waste gas discharge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024155.3A CN109263132B (en) | 2018-09-04 | 2018-09-04 | Waste gas discharge device of hydraulic machine for interior trim parts of motor train unit and discharge process of waste gas discharge device |
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| Publication Number | Publication Date |
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| CN109263132A CN109263132A (en) | 2019-01-25 |
| CN109263132B true CN109263132B (en) | 2021-07-06 |
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| CN201811024155.3A Active CN109263132B (en) | 2018-09-04 | 2018-09-04 | Waste gas discharge device of hydraulic machine for interior trim parts of motor train unit and discharge process of waste gas discharge device |
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| CN112976448A (en) * | 2021-02-08 | 2021-06-18 | 罗祖颂 | Hot press unit for plastic processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3842524B2 (en) * | 2000-05-26 | 2006-11-08 | 日立粉末冶金株式会社 | Powder filling method and powder feeding device in powder molding press |
| CN2741758Y (en) * | 2004-10-29 | 2005-11-23 | 天津市天锻压力机有限公司 | Built-in wedge type four-corner eight-side rail guide hydraulic press |
| CN204042923U (en) * | 2014-07-11 | 2014-12-24 | 漳州中福木业有限公司 | Continous way hot press waste gas recovering device |
| CN204095158U (en) * | 2014-09-26 | 2015-01-14 | 昆山力比格液压设备有限公司 | A kind of double-station hot press |
| CN105923440A (en) * | 2016-06-30 | 2016-09-07 | 张雅婷 | Waste gas exhausting mechanism for thin film gumming |
| CN205871257U (en) * | 2016-07-27 | 2017-01-11 | 常山县四达液压机厂（普通合伙） | Four -column hydraulic press |
| CN206201520U (en) * | 2016-09-29 | 2017-05-31 | 中山市为客包装制品有限公司 | Hot press |
| CN106623914B (en) * | 2016-11-30 | 2019-01-01 | 南通国谊锻压机床有限公司 | One kind being hot extruded into type hydraulic machine |
| CN107297375A (en) * | 2017-07-12 | 2017-10-27 | 巩义市恒铭金属制品有限公司 | Petticoat pipe and gas gathering system |
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