CN207373560U

CN207373560U - A kind of Kapton casting machine

Info

Publication number: CN207373560U
Application number: CN201721105904.6U
Authority: CN
Inventors: 丁恒毅
Original assignee: Jiangsu Glory Electric Co Ltd
Current assignee: Jiangsu Glory Electric Co Ltd
Priority date: 2017-08-23
Filing date: 2017-08-30
Publication date: 2018-05-18
Anticipated expiration: 2027-08-30

Abstract

The utility model is related to the technical field that film makes auxiliary equipment, more particularly to a kind of Kapton casting machine, which raises the uniformity of film thickness, so as to improve the quality of film；And extraneous impurity will not be brought into during drying and processing in working chamber, improve the practicability that the film later stage uses；Remaining solution can be recycled simultaneously, economize on resources, reduce cost；Including main body and pedestal, the bottom of main body sets right supporting leg, the bottom of supporting leg is connected with pedestal top, main body is internally provided with working chamber, the left roller driven by servomotor is provided in working chamber, right roller and demoulding roller, transmission steel band is arranged on left roller and right roller, the top of main body is provided with solution reservoir, dust cleaning case, wind turbine and heater box, the bottom of solution reservoir is provided with the communicating pipe stretched into working chamber, the bottom of communicating pipe is provided with gear wheel metering pump, further include curtain coating mouth, first scraper plate, second scraper plate, recycling bins and spectral confocal sensor.

Description

A kind of Kapton casting machine

Technical field

The utility model is related to the technical field that film makes auxiliary equipment, more particularly to a kind of Kapton stream Prolong machine.

Background technology

It is well known that Kapton is film made of a kind of high-molecular organic material, there is prominent resistance to height Temperature, radiation hardness, resistant to chemical etching and electrical insulation capability are suitable for use as flexible circuit board base material and various heat resisting motors electricity Device insulating materials is widely used in a variety of applications in the fields such as Aeronautics and Astronautics, electronics, liquid crystal, Kapton production It is divided into two steps, first step synthesizing polyamides acid solution, polyamic acid solution is cast, stretched by second step, imidization and receipts Roll into Kapton, and Kapton casting machine is by being cast, scraping, drying and make it by polyamic acid solution As the auxiliary device with self-supporting power film；Existing Kapton casting machine includes main body and pedestal, main body peace On pedestal, main body is internally provided with working chamber, and working chamber is internally provided with servomotor, left roller, right roller and takes off Deflector roll, demoulding roller are located at the lower section of right roller, and the output terminal of servomotor is provided with belt, and servomotor is driven left by belt Roller rotates, and is arranged with transmission steel band on left roller and right roller, the top of main body is provided with solution reservoir and dryer, solution The bottom of storage tank is provided with and communicated with communicating pipe, and the bottom autonomous agent top of communicating pipe is stretched in working chamber, the bottom of communicating pipe Curtain coating mouth is provided with and communicated with, the right side wall bottom of communicating pipe is provided with scraper plate, is cast mouth and scraper plate is respectively positioned on the upper of transmission steel band Side, the bottom output terminal of dryer are provided with air hose, and the bottom autonomous agent top of air hose is stretched in working chamber；Existing polyamides Imines film casting machine is in use, the solution in solution reservoir flows out to the left side of transmission steel plate by communicating pipe from curtain coating mouth Input terminal, servomotor drive left roller rotation, and left roller drives transmission steel band to move clockwise, transmit the solution warp on steel band Become membranaceous after crossing the scraping of scraper plate, dryer is dried film processing and becomes the film with self-supporting power, so Rear film transmission steel band right side output terminal by demoulding roller after outflow to the processing that next link is carried out outside working chamber；It is existing It is found in Kapton casting machine use, manufactured uneven film thickness is even, and the quality for causing film is relatively low；And it dries Easily extraneous impurity is brought into working chamber when dry machine carries out drying and processing to film and is attached on film, after reducing film The practicability that phase uses；It can not be recycled remaining solution simultaneously, cause the waste of resource.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of uniformity for improving film thickness, film product are improved Matter；And extraneous impurity will not be brought into during drying and processing in working chamber, improve the practicability that the film later stage uses；Simultaneously Remaining solution can be recycled, economized on resources, reduce the Kapton casting machine of cost.

A kind of Kapton casting machine of the utility model, including main body and pedestal, main body is internally provided with work Make chamber, working chamber is internally provided with servomotor, left roller, right roller and demoulding roller, and demoulding roller is located at the lower section of right roller, watches The output terminal for taking motor is provided with belt, and servomotor drives left roller to rotate by belt, is arranged on left roller and right roller There is transmission steel band, the top of main body is provided with solution reservoir, and the bottom of solution reservoir is provided with communicating pipe, and the bottom of communicating pipe is certainly Main body top is stretched in working chamber, is provided with the first scraper plate on the right side wall of communicating pipe, the first scraper plate be located in working chamber and Positioned at the top of transmission steel band；The bottom of the main body is provided with supporting leg, and the top of supporting leg and the top of pedestal connect, further include Second scraper plate, two groups of threaded rods and two groups of screwed pipes, the bottom of the communicating pipe are provided with and communicated with gear wheel metering pump, metering gear The bottom output terminal of pump is provided with and communicated with curtain coating mouth, and gear wheel metering pump and curtain coating mouth are respectively positioned in working chamber, and the top of main body is set Two groups of placing grooves are equipped with, and ball bearing is mounted in two groups of placing grooves, the top of two groups of screwed pipes is respectively connected with handle, The equal autonomous agent top in bottom of every group of screwed pipe is stretched to after sequentially passing through one group of ball bearing and main body roof in working chamber, and And inside of the outer wall of every group of screwed pipe with one group of ball bearing is fixedly connected, the bottom of threaded rod respectively with the second scraper plate top The front side at end is connected with right side, and the top of every group of threaded rod is inserted into and spiral shell is filled to the bottom inner portion of one group of screwed pipe；It further includes Wind turbine, heater box, dust cleaning case and air hose, the wind turbine, heater box and dust cleaning case are installed in the top of main body, and dust cleaning case Right side output terminal connected with the left side input terminal of wind turbine, the right side output terminal of wind turbine is connected with the left side input terminal of heater box, One end of the air hose is connected with the right side output terminal of heater box, and the right end of the other end autonomous agent of air hose stretches to working chamber Interior, the dust cleaning case is internally provided with placed cavity, and right end is provided with dry cotton block in the placed cavity, and the left end of dust cleaning case is set There is air inlet, the top left hand of dust cleaning case is provided with humidifier, and the bottom output terminal of humidifier is stretched to from the top of dust cleaning case In placed cavity, the bottom output terminal of humidifier is provided with fog-spray nozzle；Further include recycling bins and three groups of recovery tubes, the recycling bins peace Mounted in pedestal top, discharge nozzle is provided on the right side wall of recycling bins, and discharge valve is provided at discharge nozzle, described three groups The left side of autonomous agent bottom, middle part and right side are stretched in working chamber respectively on the top of recovery tube, and the bottom of three groups of recovery tubes is equal It is connected with the top of recycling bins.

A kind of Kapton casting machine of the utility model, further includes spectral confocal sensor, the Spectral Confocal The bottom induction end autonomous agent top of sensor is stretched in working chamber and among the first scraper plate and the second scraper plate, and spectrum is common The top display end of burnt sensor is located at outside working chamber.

A kind of Kapton casting machine of the utility model further includes protractor, the bottom sensing of the protractor End autonomous agent top is stretched in working chamber, and the top display end of protractor is located at the outside of working chamber.

A kind of Kapton casting machine of the utility model is provided on the right side of the dust cleaning case top and picks and places mouth, And baffle is provided at picking and placeing mouthful, the right end of the baffle and the roof of dust cleaning case are connected through the hinge, and dry cotton block is located at Pick and place the lower section of mouth.

A kind of Kapton casting machine of the utility model further includes filling pump and oil fuel tube, the filling pump peace Mounted in the left end of main body, one end of oil fuel tube is connected with the right side output terminal of filling pump, the other end autonomous agent left end of oil fuel tube It stretches in working chamber and is provided with oil filling pipe on the top of servomotor output terminal, the left side wall of filling pump, and adding Oiling valve is provided at oil pipe, the top of filling pump is provided with oiling valve.

A kind of Kapton casting machine of the utility model, the side wall of the filling pump is transparent material, and in side Liquid level line is provided on wall.

A kind of Kapton casting machine of the utility model is provided with discharge pipe on the left side wall of the main body, and One-way exhaust valve is provided in discharge pipe, the one-way exhaust valve is internally provided with discharge chamber, and the discharge chamber inner roof wall is left End and interior ground wall left end are both provided with left block, and the discharge chamber inner roof wall right end and inner bottom wall right end are both provided with right block, Spring and limiting plate are provided in discharge chamber, the left end of the spring is connected with the right end of one group of left block, the right end of spring with The left end connection of limiting plate, the right end of limiting plate are contacted with the left end of one group of right block.

The beneficial effects of the utility model are compared with prior art：By above-mentioned setting, pass through two groups of handles of synchronous rotary Hand, can adjust the height of the second scraper plate, and the second scraper plate further scrapes processing to film progress, improves the equal of film thickness Even property improves coating quality；Air is entered placed cavity from the air inlet of dedusting, and humidifier is sprayed by fog-spray nozzle into placed cavity Water mist, the impurity absorption in air are risen and fallen on water mist and with water mist one in the inner bottom wall of placed cavity, then dry cotton block pair Processing is dried in air, is blown into again by wind turbine in working chamber by dedusting and dry air, effectively prevents the external world Impurity is brought into working chamber and pollutes the situation of film, improves the practicability that the film later stage uses；It can by three groups of recovery tubes Remaining solution in working chamber is collected into recycling bins, economizes on resources, reduces cost.

Description of the drawings

Fig. 1 is the structure diagram of the utility model；

Fig. 2 is the dimensional structure diagram of the second scraper plate of the utility model；

Fig. 3 is the structure diagram of the utility model one-way exhaust valve；

Fig. 4 is the enlarged structure schematic diagram at the utility model A；

It is marked in attached drawing：1st, main body；2nd, pedestal；3rd, servomotor；4th, left roller；5th, right roller；6th, demoulding roller；7th, skin Band；8th, steel band is transmitted；9th, solution reservoir；10th, communicating pipe；11st, the first scraper plate；12nd, supporting leg；13rd, the second scraper plate；14th, threaded rod； 15th, screwed pipe；16th, gear wheel metering pump；17th, it is cast mouth；18th, ball bearing；19th, wind turbine；20th, heater box；21st, dust cleaning case；22、 Air hose；23rd, dry cotton block；24th, air inlet；25th, humidifier；26th, fog-spray nozzle；27th, recycling bins；28th, recovery tube；29th, spectrum is common Burnt sensor；30th, protractor；31st, baffle；32nd, filling pump；33rd, oil fuel tube；34th, oiling valve；35th, discharge pipe；36th, left gear Block；37th, right block；38th, spring；39th, limiting plate.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.

As shown in Figures 1 to 4, a kind of Kapton casting machine of the utility model, it is main including main body 1 and pedestal 2 Body is internally provided with working chamber, and working chamber is internally provided with servomotor 3, left roller 4, right roller 5 and demoulding roller 6, demoulding Roller is located at the lower section of right roller, and the output terminal of servomotor is provided with belt 7, and servomotor drives left roller to turn by belt It is dynamic, transmission steel band 8 is arranged on left roller and right roller, the top of main body is provided with solution reservoir 9, and the bottom of solution reservoir is set Communicating pipe 10 is equipped with, the bottom autonomous agent top of communicating pipe is stretched in working chamber, and first is provided on the right side wall of communicating pipe Scraper plate 11, the first scraper plate are located in working chamber and positioned at the top of transmission steel band；The bottom of main body is provided with supporting leg 12, supporting leg Top and the top of pedestal connect, and further include 13, two groups of threaded rods 14 of the second scraper plate and two groups of screwed pipes 15, the bottom of communicating pipe Be provided with and communicated with gear wheel metering pump 16, the bottom output terminal of gear wheel metering pump is provided with and communicated with curtain coating mouth 17, gear wheel metering pump and Curtain coating mouth is respectively positioned in working chamber, and the top of main body is provided with two groups of placing grooves, and is mounted on ball in two groups of placing grooves Bearing 18, the top of two groups of screwed pipes are respectively connected with handle, and the equal autonomous agent top in bottom of every group of screwed pipe sequentially passes through one group It is stretched to after ball bearing and main body roof in working chamber, and inside of the outer wall of every group of screwed pipe with one group of ball bearing It is fixedly connected, the bottom of threaded rod is connected respectively with the front side on the second scraper plate top and right side, and the top of every group of threaded rod is inserted Enter and spiral shell is filled to the bottom inner portion of one group of screwed pipe；Wind turbine 19, heater box 20, dust cleaning case 21 and air hose 22 are further included, wind turbine adds Hot tank and dust cleaning case are installed in the top of main body, and the right side output terminal of dust cleaning case is connected with the left side input terminal of wind turbine, The right side output terminal of wind turbine is connected with the left side input terminal of heater box, and one end of air hose is connected with the right side output terminal of heater box, The right end of the other end autonomous agent of air hose is stretched in working chamber, and dust cleaning case is internally provided with placed cavity, and right end is set in placed cavity Dry cotton block 23 is equipped with, the left end of dust cleaning case is provided with air inlet 24, and the top left hand of dust cleaning case is provided with humidifier 25, humidification The bottom output terminal of device is stretched to from the top of dust cleaning case in placed cavity, and the bottom output terminal of humidifier is provided with fog-spray nozzle 26； Recycling bins 27 and three groups of recovery tubes 28 are further included, recycling bins are mounted on pedestal top, discharging is provided on the right side wall of recycling bins Pipe, and discharge valve is provided at discharge nozzle, left side, middle part and the right side of the top difference autonomous agent bottom of three groups of recovery tubes It stretches in working chamber, the bottom of three groups of recovery tubes is connected with the top of recycling bins；By above-mentioned setting, pass through synchronous rotary Two groups of handles, can adjust the height of the second scraper plate, and the second scraper plate further scrapes processing, gear wheel metering pump to film progress The export of solution constant can be controlled, improves the uniformity of film thickness, improves membrane quality；Air from the air inlet of dedusting into Remove placed cavity, humidifier sprays water mist into placed cavity by fog-spray nozzle, and the impurity absorption in air is on water mist and with water mist One rises and falls in the inner bottom wall of placed cavity, then dries cotton block and air is dried processing, by dedusting and dry air It is blown into again by wind turbine in working chamber, effectively prevent bringing extraneous impurity in working chamber into and pollutes the situation of film, and The direction of blowing and the moving direction of film are opposite, gradually step up film temperature, and drying effect is more preferable, improve the film later stage The practicability used；Remaining temperature solution in working chamber can be collected into recycling bins, economized on resources by three groups of recovery tubes, Reduce cost.

A kind of Kapton casting machine of the utility model, further includes spectral confocal sensor 29, and Spectral Confocal passes The bottom induction end autonomous agent top of sensor is stretched in working chamber and among the first scraper plate and the second scraper plate, Spectral Confocal The top display end of sensor is located at outside working chamber；By above-mentioned setting, the induction end of spectral confocal sensor can be accurate The thickness of film is measured, and the information of thickness is passed to the display end of spectral confocal sensor, it then can be according to film Thickness goes the height of the second scraper plate of adjustment, improves practicability.

A kind of Kapton casting machine of the utility model further includes protractor 30, the bottom induction end of protractor Autonomous agent top is stretched in working chamber, and the top display end of protractor is located at the outside of working chamber；By above-mentioned setting, can lead to Temperature in excess temperature device sensing working chamber, avoids work cavity temperature excessively high, easily makes polyamic acid thin if temperature is excessively high Imidization occurs for film.

A kind of Kapton casting machine of the utility model is provided on the right side of dust cleaning case top and picks and places mouth, and Baffle 31 is provided at picking and placeing mouthful, the right end of baffle and the roof of dust cleaning case are connected through the hinge, and dry cotton block, which is located at, picks and places mouth Lower section；By above-mentioned setting, it can open baffle by unclamping hinge and dry cotton block replaced, improve using reliable Property.

A kind of Kapton casting machine of the utility model further includes filling pump 32 and oil fuel tube 33, filling pump peace Mounted in the left end of main body, one end of oil fuel tube is connected with the right side output terminal of filling pump, the other end autonomous agent left end of oil fuel tube It stretches in working chamber and is provided with oil filling pipe on the top of servomotor output terminal, the left side wall of filling pump, and adding Oiling valve is provided at oil pipe, the top of filling pump is provided with oiling valve 34；It, can be by pressing oiling by above-mentioned setting Valve, it is easy to lubricate by the lubricating oil in filling pump by the output terminal of oil fuel tube force feed to servomotor, improve practicality Property.

A kind of Kapton casting machine of the utility model, the side wall of filling pump is transparent material, and on side wall It is provided with liquid level line；By above-mentioned setting, preferably control the volume read-out of servomotor can be given every time by liquid level line, and The number of lubricating oil in filling pump conveniently checked, lubricating oil can be timely added, improve practicability.

A kind of Kapton casting machine of the utility model, is provided with discharge pipe 35 on the left side wall of main body, and One-way exhaust valve is provided in discharge pipe, one-way exhaust valve is internally provided with discharge chamber, discharge chamber inner roof wall left end and Nei Dibi Left end is both provided with left block 36, and discharge chamber inner roof wall right end and inner bottom wall right end are both provided with right block 37, are set in discharge chamber Spring 38 and limiting plate 39 are equipped with, the left end of spring is connected with the right end of one group of left block, the right end of spring and a left side for limiting plate End connection, the right end of limiting plate are contacted with the left end of one group of right block；By above-mentioned setting, pass through one-way exhaust valve, working chamber Interior gas can be exported from air outlet, and extraneous gas but cannot enter working chamber from air outlet, avoid extraneous impurity into Enter working chamber to pollute film.

A kind of Kapton casting machine of the utility model, at work, before above-mentioned action is completed, first The position of user's needs is moved into, the solution in solution reservoir carries out constant control via gear wheel metering pump is entered communicating pipe Then export is exported from curtain coating mouth to the left side input terminal of transmission steel band, servomotor drives left roller rotation, and left roller drives Transmission steel band moves clockwise, and film is scraped by the first scraper plate and the second scraper plate, and the induction end of spectral confocal sensor can With the thickness of accurate measurement film, and the information of thickness passed to the display end of spectral confocal sensor, then according to film Thickness, the height of the second scraper plate of adjustment is gone by rotating handles, air enters placed cavity, humidifier from the air inlet of dust cleaning case Water mist is sprayed into placed cavity by fog-spray nozzle, the impurity absorption in air is risen and fallen on water mist and with water mist one in placed cavity In inner bottom wall, then dry cotton block and air is dried processing, work is blown by wind turbine again by dedusting and dry air Intracavitary effectively prevents bringing extraneous impurity in working chamber into and pollutes the situation of film, and the direction dried and film Moving direction it is opposite, gradually step up film temperature, improve drying effect, film transmission steel band right end taken off by demoulding roller It is exported after film to outside working chamber, the temperature in working chamber is sensed by protractor, avoids work cavity temperature is excessively high from making polyamide Imidization occurs for acid.

The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model technical principle is not departed from, several improvement and modification can also be made, these change The scope of protection of the utility model is also should be regarded as into modification.

Claims

1. a kind of Kapton casting machine, including main body（1）And pedestal（2）, main body（1）Be internally provided with working chamber, Working chamber is internally provided with servomotor（3）, left roller（4）, right roller（5）With demoulding roller（6）, demoulding roller（6）Positioned at right roller Cylinder（5）Lower section, servomotor（3）Output terminal be provided with belt（7）, servomotor（3）Pass through belt（7）Drive left roller （4）It rotates, left roller（4）With right roller（5）On be arranged with transmission steel band（8）, main body（1）Top be provided with solution reservoir （9）, solution reservoir（9）Bottom be provided with communicating pipe（10）, communicating pipe（10）Bottom autonomous agent（1）Top stretches to work Intracavitary, communicating pipe（10）Right side wall on be provided with the first scraper plate（11）, the first scraper plate（11）In working chamber and positioned at biography Send steel band（8）Top；It is characterized in that, the main body（1）Bottom be provided with supporting leg（12）, supporting leg（12）Top and bottom Seat（2）Top connection, further include the second scraper plate（13）, two groups of threaded rods（14）With two groups of screwed pipes（15）, the communicating pipe （10）Bottom be provided with and communicated with gear wheel metering pump（16）, gear wheel metering pump（16）Bottom output terminal be provided with and communicated with curtain coating mouth （17）, gear wheel metering pump（16）With curtain coating mouth（17）It is respectively positioned in working chamber, main body（1）Top be provided with two groups of placing grooves, And it is mounted on ball bearing in two groups of placing grooves（18）, two groups of screwed pipes（15）Top be respectively connected with handle, every group of spiral shell Line pipe（15）The equal autonomous agent in bottom（1）Top sequentially passes through one group of ball bearing（18）And main body（1）Work is stretched to after roof Make intracavitary, and every group of screwed pipe（15）Outer wall with one group of ball bearing（18）Inside be fixedly connected, threaded rod（14） Bottom respectively with the second scraper plate（13）The front side on top is connected with right side, every group of threaded rod（14）Top be inserted into and spiral shell dress To one group of screwed pipe（15）Bottom inner portion；Further include wind turbine（19）, heater box（20）, dust cleaning case（21）And air hose（22）, institute State wind turbine（19）, heater box（20）And dust cleaning case（21）It is installed in main body（1）Top, and dust cleaning case（21）Right side it is defeated Outlet and wind turbine（19）The connection of left side input terminal, wind turbine（19）Right side output terminal and heater box（20）Left side input terminal connect It is logical, the air hose（22）One end and heater box（20）The connection of right side output terminal, air hose（22）Other end autonomous agent（1）'s Right end is stretched in working chamber, the dust cleaning case（21）Placed cavity is internally provided with, right end is provided with drying in the placed cavity Cotton block（23）, dust cleaning case（21）Left end be provided with air inlet（24）, dust cleaning case（21）Top left hand be provided with humidifier （25）, humidifier（25）Bottom output terminal from dust cleaning case（21）Top stretch in placed cavity, humidifier（25）Bottom Output terminal is provided with fog-spray nozzle（26）；Further include recycling bins（27）With three groups of recovery tubes（28）, the recycling bins（27）It is mounted on Pedestal（2）Top, recycling bins（27）Right side wall on be provided with discharge nozzle, and discharge valve is provided at discharge nozzle, it is described Three groups of recovery tubes（28）Top difference autonomous agent（1）Left side, middle part and the right side of bottom are stretched in working chamber, three groups of recycling Pipe（28）Bottom and recycling bins（27）Top connection.

2. a kind of Kapton casting machine as described in claim 1, which is characterized in that further include spectral confocal sensor （29）, the spectral confocal sensor（29）Bottom induction end autonomous agent（1）Top is stretched in working chamber and positioned at first Scraper plate（11）With the second scraper plate（13）Centre, spectral confocal sensor（29）Top display end be located at outside working chamber.

3. a kind of Kapton casting machine as claimed in claim 2, which is characterized in that further include protractor（30）, institute State protractor（30）Bottom induction end autonomous agent（1）Top is stretched in working chamber, protractor（30）Top display end position In the outside of working chamber.

A kind of 4. Kapton casting machine as claimed in claim 3, which is characterized in that the dust cleaning case（21）Top Right side, which is provided with, picks and places mouth, and is provided with baffle at picking and placeing mouthful（31）, the baffle（31）Right end and dust cleaning case（21）'s Roof is connected through the hinge, dry cotton block（23）Positioned at the lower section for picking and placeing mouth.

5. a kind of Kapton casting machine as claimed in claim 4, which is characterized in that further include filling pump（32）And note Oil pipe（33）, the filling pump（32）Mounted on main body（1）Left end, oil fuel tube（33）One end and filling pump（32）Right side Output terminal connects, oil fuel tube（33）Other end autonomous agent（1）Left end is stretched in working chamber and positioned at servomotor（3）Output The top at end, filling pump（32）Left side wall on be provided with oil filling pipe, and oiling valve, filling pump are provided at oil filling pipe （32）Top be provided with oiling valve（34）.

A kind of 6. Kapton casting machine as claimed in claim 5, which is characterized in that the filling pump（32）Side wall For transparent material, and liquid level line is provided on side wall.

A kind of 7. Kapton casting machine as claimed in claim 6, which is characterized in that the main body（1）Left side wall On be provided with discharge pipe（35）, and in discharge pipe（35）One-way exhaust valve is inside provided with, the one-way exhaust valve is internally provided with Discharge chamber, the discharge chamber inner roof wall left end and interior ground wall left end are both provided with left block（36）, the discharge chamber inner roof wall right side End and inner bottom wall right end are both provided with right block（37）, spring is provided in discharge chamber（38）And limiting plate（39）, the spring （38）Left end and one group of left block（36）Right end connection, spring（38）Right end and limiting plate（39）Left end connection, limit Position plate（39）Right end and one group of right block（37）Left end contact.