CN104891403A - Suspension shock absorber shock absorption liquid vacuum filling system and suspension shock absorber shock absorption liquid vacuum filling method - Google Patents
Suspension shock absorber shock absorption liquid vacuum filling system and suspension shock absorber shock absorption liquid vacuum filling method Download PDFInfo
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- CN104891403A CN104891403A CN201510179029.5A CN201510179029A CN104891403A CN 104891403 A CN104891403 A CN 104891403A CN 201510179029 A CN201510179029 A CN 201510179029A CN 104891403 A CN104891403 A CN 104891403A
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- vacuum
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- transfer valve
- liquid transfer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/06—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus using counterpressure, i.e. filling while the container is under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/28—Flow-control devices, e.g. using valves
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- Fluid-Damping Devices (AREA)
Abstract
The present invention discloses a suspension shock absorber shock absorption liquid vacuum filling system, which comprises two gas-liquid switching valves connected in series, wherein the communication port T of the first gas-liquid switching valve is connected with a shock absorber to be filled, the liquid filling port B of the first gas-liquid switching valve is connected with a liquid storage tank, the vacuum port A of the first gas-liquid switching valve is connected with the communication port T of the second gas-liquid switching valve, the liquid filling port B of the second gas-liquid switching valve is connected with a gas-liquid separation tank through a first negative pressure communication pipeline, the vacuum port A of the second gas-liquid switching valve is connected with a vacuum generator, the vacuum generator is arranged in a raffinate recovery tank, the gas-liquid separation tank is connected with a vacuum tank through a second negative pressure communication pipeline, and the vacuum tank is connected with a vacuum pump through a pipeline. With the system and the method of the present invention, the automated filling of the shock absorber can be achieved, and the filling efficiency can be improved. The present invention further discloses a suspension shock absorber shock absorption liquid vacuum filling method.
Description
Technical field
The present invention relates to a kind of filling apparatus, be specifically related to a kind of absorbing liquid vacuum filling system of suspension damper.The invention still further relates to a kind of absorbing liquid vacuum filling method of suspension damper.
Background technology
Automotive engine suspension damper, as an important spare part of automobile suspension system, all has very important effect for the traveling comfort of vehicle, road-holding property, stability and safety.Do not have bumper if only had elastic component in automobile suspension system, the vibration of auto body will extend for a long time, causes ride of vehicle and road-holding property to worsen.And bumper setting in suspension systems, can reduce the impact load to correlated parts, reduce wear, improve its usage economy, improve tire ground connection property, what suppression was run at high speed beats, and improves driving safety; Especially, in the anxious acceleration of vehicle, sudden stop, sharply turning process, the stability of operation can be improved.Another vital function of suspension damper to suppress the amplitude of vehicle body forced vibration near resonance frequency, improves travelling comfort.Therefore, automotive engine suspension damper uses on the automobile of more and more various model.
At present, the mode that in suspension damper, the artificial wet type of filling general employing of absorbing liquid is filling, concrete grammar is: the container that absorbing liquid is housed put into by bumper by workman, by the fixture be immersed in absorbing liquid, bumper is fixed, then carry out riveting by hydraulic efficiency gear, the bumper that riveting is crossed is put into clear water and is carried out cleaning and put into baking oven and dry.
This artificial wet type is filling exists following shortcoming:
1, can only filling die cavity comparatively rule or the bumper of wide-mouth;
2, waste filling absorbing liquid, productive costs is high;
3, in pouring process, workman directly contacts absorbing liquid, can cause the injury to human body;
4, in pouring process, bumper directly immerses in absorbing liquid and fills, and the shell of product inevitably causes the residual of liquid, affects attractive in appearance;
5, absorbing liquid Reusability, be easy to produce impurity, this impurity, once be filled in bumper die cavity, will affect the performance of bumper.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of absorbing liquid vacuum filling system of suspension damper, and it can realize auto-filling suspension damper being carried out to absorbing liquid.
For solving the problems of the technologies described above, the technical solution of the absorbing liquid vacuum filling system of suspension damper of the present invention is:
Comprise two gas-liquid transfer valves 2,3 of series connection mutually; Connected entrance (T) 2-5 of the first gas-liquid transfer valve 2 connects bumper 1 to be filled; Liquid feeding mouth (B) 2-3 of the first gas-liquid transfer valve 2 connects fluid reservoir 4; Vacuum port (A) 2-4 of the first gas-liquid transfer valve 2 connects the connected entrance (T) of the second gas-liquid transfer valve 3; Liquid feeding mouth (B) 2-3 of the second gas-liquid transfer valve 3 connects knockout drum 14 by the first negative pressure connecting pipeline; Vacuum port (A) 2-4 of the second gas-liquid transfer valve 3 connects vacuum generator 10, and vacuum generator 10 is arranged in remaining liquid recycling can 12; Knockout drum 14 connects vacuum reservoir 8 by the second negative pressure connecting pipeline; Vacuum reservoir 8 connects vacuum pump 7 by pipeline.
Described gas-liquid transfer valve 2,3 comprises valve body 2-10, and one end of valve body 2-10 offers described liquid feeding mouth (B) 2-3, the other end of vacuum port (A) 2-4, valve body 2-10 offers described connected entrance (T) 2-5; Be provided with vacuum spool 2-6 and tank liquid spool 2-7 in valve body 2-10, vacuum spool 2-6 connects the first cylinder 2-1, and tank liquid spool 2-7 connects the second cylinder 2-2; When vacuum spool 2-6 opens, the first cylinder 2-1 connects, by liquid feeding mouth (B) 2-3 and connected entrance (T) 2-5 conducting, i.e. the B-T path conducting of gas-liquid transfer valve; When tank liquid spool 2-7 opens, the second cylinder 2-2 connects, by vacuum port (A) 2-4 and connected entrance (T) 2-5 conducting, i.e. the A-T path conducting of gas-liquid transfer valve.
Described fluid reservoir 4 is provided with level sensor 5.
The bottom of described knockout drum 14 connects separating tank tapping valve 11.
Described knockout drum 14 is provided with level sensor 9.
The bottom of described remaining liquid recycling can 12 connects recycling can tapping valve 13.
Described vacuum generator 10 is provided with vacuum regulating valve 15.
Described vacuum reservoir 8 is provided with negative-pressure detector 6.
The present invention also provides a kind of absorbing liquid vacuum filling method of suspension damper, and its technical solution is, comprises the following steps:
The first step, open vacuum pump 7, vacuum pump 7 pairs of vacuum reservoirs 8 carry out vacuum drawn;
Second step, after the negative pressure value in vacuum reservoir 8 reaches setting value, makes the first cylinder 2-1 of the second gas-liquid transfer valve 3 connect, the B-T path conducting of the second gas-liquid transfer valve 3; Make the second cylinder 2-2 of the first gas-liquid transfer valve 2 connect, the A-T path conducting of the first gas-liquid transfer valve 2 simultaneously;
Negative pressure then in vacuum reservoir 8 is communicated with knockout drum 14 through the second negative pressure connecting pipeline, negative pressure in knockout drum 14 is communicated with bumper 1 to be filled through the B-T path of the first negative pressure connecting pipeline, the second gas-liquid transfer valve 3, the A-T path of the first gas-liquid transfer valve 2 successively, realizes the vacuum drawn to bumper 1 to be filled;
Described setting value is more than-0.096MPa.
3rd step, after completing, closes the second cylinder 2-2 of the first gas-liquid transfer valve 2, connects the first cylinder 2-1 of the first gas-liquid transfer valve 2, make the B-T path conducting of the first gas-liquid transfer valve 2 to the vacuum drawn of bumper 1 to be filled;
Then bumper 1 to be filled is communicated with fluid reservoir 4 through the B-T path of the first gas-liquid transfer valve 2;
Owing to having negative pressure in bumper 1 to be filled, the absorbing liquid in fluid reservoir 4 is filled in bumper 1 to be filled under this suction function, realizes the filling of absorbing liquid;
4th step, repeat second step to the 3rd step once, again vacuum drawn carried out to bumper 1 and carry out filling;
5th step, if the liquid level in bumper 1 exceedes setting value, makes the second cylinder 2-2 of the first gas-liquid transfer valve 2 connect, the A-T path conducting of the first gas-liquid transfer valve 2; Make the second cylinder 2-2 of the second gas-liquid transfer valve 3 connect, the A-T path conducting of the second gas-liquid transfer valve 3 simultaneously; And open vacuum generator 10;
The negative pressure that then vacuum generator 10 produces is communicated with bumper 1 through the A-T path of the A-T path of the second gas-liquid transfer valve 3, the first gas-liquid transfer valve 2 successively, is derived by absorbing liquid unnecessary in bumper 1, and is recovered in remaining liquid recycling can 12.
The technique effect that the present invention can reach is:
Vacuum filling method of the present invention, the air that can fully drain in bumper die cavity, avoids producing bubble.
The present invention accurately can hold pouring amount, thus ensures quality and the damping performance of bumper.
The present invention can realize the automation of filling bumper, improves filling efficiency.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the schematic diagram of the absorbing liquid vacuum filling system of suspension damper of the present invention;
Fig. 2 is the schematic diagram of gas-liquid transfer valve of the present invention.
Description of reference numerals in figure:
1 is bumper to be filled, and 2 is the first gas-liquid transfer valve,
2-1 is the first cylinder, and 2-2 is the second cylinder,
2-3 is liquid feeding mouth B, 2-4 is vacuum port A,
2-5 is connected entrance T, 2-6 is vacuum spool,
2-7 is tank liquid spool, and 2-10 is valve body,
3 is the second gas-liquid transfer valve, and 4 is fluid reservoir,
5 is level sensor, and 6 is negative-pressure detector,
7 is vacuum pump, and 8 is vacuum reservoir,
9 is level sensor, and 10 is vacuum generator,
11 is separating tank tapping valve, and 12 is remaining liquid recycling can,
13 is recycling can tapping valve, and 14 is knockout drum,
15 is vacuum regulating valve.
Detailed description of the invention
As shown in Figure 1, the absorbing liquid vacuum filling system of suspension damper of the present invention, comprises two gas-liquid transfer valves 2,3 of series connection mutually;
As shown in Figure 2, gas-liquid transfer valve 2,3 comprises valve body 2-10, and one end of valve body 2-10 offers liquid feeding mouth (B) 2-3, the other end of vacuum port (A) 2-4, valve body 2-10 offers connected entrance (T) 2-5; Be provided with vacuum spool 2-6 and tank liquid spool 2-7 in valve body 2-10, vacuum spool 2-6 connects the first cylinder 2-1, and tank liquid spool 2-7 connects the second cylinder 2-2;
When vacuum spool 2-6 opens, the first cylinder 2-1 connects, by liquid feeding mouth (B) 2-3 and connected entrance (T) 2-5 conducting, i.e. the B-T path conducting of gas-liquid transfer valve;
When tank liquid spool 2-7 opens, the second cylinder 2-2 connects, by vacuum port (A) 2-4 and connected entrance (T) 2-5 conducting, i.e. the A-T path conducting of gas-liquid transfer valve;
Connected entrance (T) 2-5 of the first gas-liquid transfer valve 2 connects bumper 1 to be filled;
Liquid feeding mouth (B) 2-3 of the first gas-liquid transfer valve 2 connects fluid reservoir 4, and fluid reservoir 4 is provided with level sensor 5;
Vacuum port (A) 2-4 of the first gas-liquid transfer valve 2 connects the connected entrance (T) of the second gas-liquid transfer valve 3;
Liquid feeding mouth (B) 2-3 of the second gas-liquid transfer valve 3 connects knockout drum 14 by the first negative pressure connecting pipeline; The bottom of knockout drum 14 connects separating tank tapping valve 11; Knockout drum 14 is provided with level sensor 9;
Vacuum port (A) 2-4 of the second gas-liquid transfer valve 3 connects vacuum generator 10, and vacuum generator 10 is arranged in remaining liquid recycling can 12; The bottom of remaining liquid recycling can 12 connects recycling can tapping valve 13; Vacuum generator 10 is provided with vacuum regulating valve 15;
Knockout drum 14 connects vacuum reservoir 8 by the second negative pressure connecting pipeline;
Vacuum reservoir 8 connects vacuum pump 7 by pipeline, and vacuum pump 7 is for controlling the negative pressure value in vacuum reservoir 8; Vacuum reservoir 8 is provided with negative-pressure detector 6, and negative-pressure detector 6 is for detecting the negative pressure value in vacuum reservoir 8.
The absorbing liquid vacuum filling method of suspension damper of the present invention, comprises the following steps:
The first step, open vacuum pump 7, vacuum pump 7 pairs of vacuum reservoirs 8 carry out vacuum drawn;
Second step, when the negative pressure value in vacuum reservoir 8 reaches after more than-0.096MPa, makes the first cylinder 2-1 of the second gas-liquid transfer valve 3 connect (the second cylinder 2-2 is in closed condition), the B-T path conducting of the second gas-liquid transfer valve 3; Make the second cylinder 2-2 of the first gas-liquid transfer valve 2 connect, the A-T path conducting of the first gas-liquid transfer valve 2 simultaneously;
Negative pressure then in vacuum reservoir 8 is communicated with knockout drum 14 through the second negative pressure connecting pipeline, negative pressure in knockout drum 14 is communicated with bumper 1 to be filled through the B-T path of the first negative pressure connecting pipeline, the second gas-liquid transfer valve 3, the A-T path of the first gas-liquid transfer valve 2 successively, realizes the vacuum drawn to bumper 1 to be filled;
3rd step, after completing, closes the second cylinder 2-2 of the first gas-liquid transfer valve 2, connects the first cylinder 2-1 of the first gas-liquid transfer valve 2, make the B-T path conducting of the first gas-liquid transfer valve 2 to the vacuum drawn of bumper 1 to be filled;
Then bumper 1 to be filled is communicated with fluid reservoir 4 through the B-T path of the first gas-liquid transfer valve 2;
Owing to having negative pressure in bumper 1 to be filled, the absorbing liquid in fluid reservoir 4 is filled in bumper 1 to be filled under this suction function, realizes the filling of absorbing liquid;
4th step, repeats second step to the 3rd step, again carries out vacuum drawn to bumper 1 and carry out filling, until the liquid level of bumper 1 reaches setting value, thinking that bumper 1 is filled completely;
Namely the first cylinder 2-1 of the second gas-liquid transfer valve 3 is again made to connect, the B-T path conducting of the second gas-liquid transfer valve 3; Make the second cylinder 2-2 of the first gas-liquid transfer valve 2 connect, the A-T path conducting of the first gas-liquid transfer valve 2, realizes the second time vacuum drawn to bumper 1 to be filled simultaneously; Close the second cylinder 2-2 of the first gas-liquid transfer valve 2 afterwards, connect the first cylinder 2-1 of the first gas-liquid transfer valve 2, make the B-T path conducting of the first gas-liquid transfer valve 2, the absorbing liquid in fluid reservoir 4 is filled in bumper 1 to be filled;
5th step, when the liquid level in bumper 1 exceedes setting value, makes the second cylinder 2-2 of the first gas-liquid transfer valve 2 connect, the A-T path conducting of the first gas-liquid transfer valve 2; Make the second cylinder 2-2 of the second gas-liquid transfer valve 3 connect, the A-T path conducting of the second gas-liquid transfer valve 3 simultaneously; And open vacuum generator 10, the negative pressure value regulating vacuum generator 10 to produce by vacuum regulating valve 15;
The negative pressure that then vacuum generator 10 produces is communicated with bumper 1 through the A-T path of the A-T path of the second gas-liquid transfer valve 3, the first gas-liquid transfer valve 2 successively, is derived by absorbing liquid unnecessary in bumper 1, and is recovered in remaining liquid recycling can 12.
Absorbing liquid unnecessary in bumper 1 can be derived by the present invention, thus the phenomenon of the damage bumper 1 avoided fluid pressure in bumper 1 too high and cause.
The present invention may be used for filling die cavity more complicated, bumper that liquid feeding mouth diameter is little.
Claims (10)
1. an absorbing liquid vacuum filling system for suspension damper, is characterized in that: two the gas-liquid transfer valves comprising series connection mutually;
The connected entrance T of the first gas-liquid transfer valve connects bumper to be filled; The liquid feeding mouth B of the first gas-liquid transfer valve connects fluid reservoir; The vacuum port A of the first gas-liquid transfer valve connects the connected entrance T of the second gas-liquid transfer valve;
The liquid feeding mouth B of the second gas-liquid transfer valve connects knockout drum by the first negative pressure connecting pipeline; The vacuum port A of the second gas-liquid transfer valve connects vacuum generator, and vacuum generator is arranged in remaining liquid recycling can;
Knockout drum connects vacuum reservoir by the second negative pressure connecting pipeline;
Vacuum reservoir connects vacuum pump by pipeline.
2. the absorbing liquid vacuum filling system of suspension damper according to claim 1, it is characterized in that: described gas-liquid transfer valve comprises valve body, one end of valve body offers described liquid feeding mouth B, vacuum port A, the other end of valve body offers described connected entrance T; Be provided with vacuum spool and tank liquid spool in valve body, vacuum spool connects the first cylinder, and tank liquid spool connects the second cylinder;
When vacuum spool is opened, the first cylinder activation, by liquid feeding mouth B and connected entrance T conducting, i.e. the B-T path conducting of gas-liquid transfer valve;
When tank liquid spool is opened, the second cylinder activation, by vacuum port A and connected entrance T conducting, i.e. the A-T path conducting of gas-liquid transfer valve.
3. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: described fluid reservoir is provided with level sensor.
4. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: the bottom of described knockout drum connects separating tank tapping valve.
5. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: described knockout drum is provided with level sensor.
6. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: the bottom of described remaining liquid recycling can connects recycling can tapping valve.
7. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: described vacuum generator is provided with vacuum regulating valve.
8. the absorbing liquid vacuum filling system of suspension damper according to claim 1, is characterized in that: described vacuum reservoir is provided with negative-pressure detector.
9. an absorbing liquid vacuum filling method for suspension damper, is characterized in that, comprise the following steps:
The first step, open vacuum pump, vacuum pump carries out vacuum drawn to vacuum reservoir;
Second step, after the negative pressure value in vacuum reservoir reaches setting value, makes the first cylinder activation of the second gas-liquid transfer valve, the B-T path conducting of the second gas-liquid transfer valve; Make the second cylinder activation of the first gas-liquid transfer valve, the A-T path conducting of the first gas-liquid transfer valve simultaneously;
Negative pressure then in vacuum reservoir is communicated with knockout drum through the second negative pressure connecting pipeline, negative pressure in knockout drum is communicated with bumper to be filled through the B-T path of the first negative pressure connecting pipeline, the second gas-liquid transfer valve, the A-T path of the first gas-liquid transfer valve successively, realizes the vacuum drawn to bumper to be filled;
3rd step, after completing, closes the second cylinder of the first gas-liquid transfer valve, connect the first cylinder of the first gas-liquid transfer valve to the vacuum drawn of bumper to be filled, makes the B-T path conducting of the first gas-liquid transfer valve;
Then bumper to be filled is communicated with fluid reservoir through the B-T path of the first gas-liquid transfer valve;
Owing to having negative pressure in bumper to be filled, the absorbing liquid in fluid reservoir is filled in bumper to be filled under this suction function, realizes the filling of absorbing liquid;
4th step, repeat second step to the 3rd step once, again vacuum drawn carried out to bumper and carry out filling;
5th step, if the liquid level in bumper exceedes setting value, makes the second cylinder activation of the first gas-liquid transfer valve, the A-T path conducting of the first gas-liquid transfer valve; Make the second cylinder activation of the second gas-liquid transfer valve, the A-T path conducting of the second gas-liquid transfer valve simultaneously; And open vacuum generator;
The negative pressure that then vacuum generator produces is communicated with bumper through the A-T path of the A-T path of the second gas-liquid transfer valve, the first gas-liquid transfer valve successively, is derived by absorbing liquid unnecessary in bumper, and is recovered in remaining liquid recycling can.
10. the absorbing liquid vacuum filling method of suspension damper according to claim 9, is characterized in that: the setting value in described second step is more than-0.096MPa.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510179029.5A CN104891403B (en) | 2015-04-16 | 2015-04-16 | Suspension shock absorber shock absorption liquid vacuum filling system and suspension shock absorber shock absorption liquid vacuum filling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510179029.5A CN104891403B (en) | 2015-04-16 | 2015-04-16 | Suspension shock absorber shock absorption liquid vacuum filling system and suspension shock absorber shock absorption liquid vacuum filling method |
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| CN104891403A true CN104891403A (en) | 2015-09-09 |
| CN104891403B CN104891403B (en) | 2017-01-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265384A (en) * | 2017-06-16 | 2017-10-20 | 宁波天誉机械设备有限公司 | A kind of filling apparatus and its method of work |
| CN109607461A (en) * | 2018-04-09 | 2019-04-12 | 宁波雷奥自动化设备有限公司 | It is automatic to fill riveting one head mechanism |
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| CN204569376U (en) * | 2015-04-16 | 2015-08-19 | 浙江大学台州研究院 | The absorbing liquid vacuum filling system of suspension damper |
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| CN201020927Y (en) * | 2007-03-22 | 2008-02-13 | 武云深 | Vacuum quantitative ink injector |
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| CN109607461A (en) * | 2018-04-09 | 2019-04-12 | 宁波雷奥自动化设备有限公司 | It is automatic to fill riveting one head mechanism |
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| CN104891403B (en) | 2017-01-18 |
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Effective date of registration: 20191106 Address after: 317200 No.28, Qinghua Road, Xiage village, Sanhe Town, Tiantai County, Taizhou City, Zhejiang Province Patentee after: Zhou Ting Address before: Truman town Yuhuan County Taizhou city Zhejiang province 317605 Hu Xing Industrial Park (Wu Jiaduan) Chu Chau talent dream factory Patentee before: Research Institute of Zhejiang University-Taizhou |
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Effective date of registration: 20200115 Address after: 317605 Chuzhou talent dream factory, Huxing Industrial Park, Chumen Town, Yuhuan City, Taizhou City, Zhejiang Province Patentee after: Research Institute of Zhejiang University-Taizhou Address before: 317200 No.28, Qinghua Road, Xiage village, Sanhe Town, Tiantai County, Taizhou City, Zhejiang Province Patentee before: Zhou Ting |