CN104236824A - Speed changer DCT assembly gas tightness detecting technology - Google Patents

Speed changer DCT assembly gas tightness detecting technology Download PDF

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Publication number
CN104236824A
CN104236824A CN201410453430.9A CN201410453430A CN104236824A CN 104236824 A CN104236824 A CN 104236824A CN 201410453430 A CN201410453430 A CN 201410453430A CN 104236824 A CN104236824 A CN 104236824A
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CN
China
Prior art keywords
dct
dct assembly
assembly
variator
air
Prior art date
Application number
CN201410453430.9A
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Chinese (zh)
Inventor
王一风
李志中
王建国
Original Assignee
安徽伟嘉装备技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 安徽伟嘉装备技术有限公司 filed Critical 安徽伟嘉装备技术有限公司
Priority to CN201410453430.9A priority Critical patent/CN104236824A/en
Publication of CN104236824A publication Critical patent/CN104236824A/en

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Abstract

The invention provides a speed changer DCT assembly gas tightness detecting technology which comprises the following steps that a DCT assembly is conveyed to a gas tightness detecting working position; the ID information of the DCT assembly is input at the gas tightness detecting working position; the DCT assembly is located and pressed through a locating pressing device; whether the posture of the DCT assembly is right is judged; a DCT breather valve, a differential mechanism oil sealing opening and a pressure filter mounting hole are blocked automatically; ventilation pressurizing is carried out to the DCT assembly through the breather valve, the inner gas pressure and the sealing performance of the DCT assembly are detected, if the gas tightness of the DCT assembly is qualified, releasing is carried out, otherwise, warning is carried out, and the DCT assembly is sent to a repairing roller way automatically; and a next DCT assembly flows in, and the detecting data of the previous detected DCT assembly are bound to an ID card and are uploaded. A quick-replacing blocking tool with an automatic correcting device is used for automatic blocking, four blocking positions are achieved for DCT assembly leakage testing, the automatic blocking mode is used in all the positions, blocking force is reasonable, blocking is reliable, and the service life of a sealing ring is prolonged.

Description

A kind of variator DCT assembly airtightness test technology

Technical field

the present invention relates to automotive transmission field, particularly a kind of variator DCT assembly airtightness test technology.

Background technology

the sealing propertytest of automobile speed variator is the necessary links in its production technology, airtight detection has special a set of airtight detecting apparatus, as the leak-testing instrument airtight detecting apparatus of the U.S., the ATEQ airtight detecting apparatus of France, existing airtight detection field be badly in need of a kind of can the smooth full automatic system controlling feedback, comprise the generation of airtight data, gather, a series of process informations such as feedback.

Through finding the retrieval of prior art, Chinese patent literature CN 201331418, publication date 2009-10-21, describe one " air-tightness detection device of shell body ", this technology comprises frame, upper rack is provided with the first oil cylinder, bottom is provided with uncovered tank, aerating device is provided with in tank, the base plate of tank is fixedly connected with vertical lift device, vertical lift device is provided with worktable, worktable is provided with silica gel plate and air hole, workpiece is placed on the silica gel plate of worktable, use the first oil cylinder press, silica gel plate is made to produce distortion, and then ensure the surface of contact good seal of workpiece and silica gel plate, then by aerating device, workpiece lumen is inflated, when inflation reaches certain pressure, if the water in tank emits bubble, then workpiece defectiveness is described, this workpiece is substandard product, if do not emit bubble, then illustrate that workpiece is specification product.But just observe not science by naked eyes, there is no the data judging foundation of science.Testing requirement can not be reached.

Chinese patent literature CN101936800A, publication date 2011-01-05, relate to detection housing airtightness detection apparatus, and its technical scheme is: the cylinder body of lower oil cylinder is fixed on the underframe of Steel Structure, and the piston rod of lower oil cylinder is upwards connected on tank; Lower guidance set is provided with between tank and the underframe of steel beam column; The both sides of tank are provided with lifting roller, and lifting roller is embedded in the channel-section steel of Steel Structure column; Pressure-bearing cape is suspended on the suspension bracket of Steel Structure; Slipway mechanism has passed through the roller wheel bearing of bottom setting on pressure-bearing cape; Elastic-pressing frame mechanism is arranged on above slipway mechanism; The cylinder body of upper cylinder is fixed on Steel Structure

On upper frame, the piston rod of upper cylinder is connected to downwards on elastic-pressing frame mechanism; Guidance set is provided with between described elastic-pressing frame mechanism and the upper frame of Steel Structure; Push cylinder is horizontally disposed with, and the cylinder body of push cylinder is fixed on Steel Structure, and the piston rod of push cylinder connects slipway mechanism.More easily have influence on the stable of equipment because mechanism is more, airtight test machine is also quite high to the stability requirement of equipment, and said structure is relatively loaded down with trivial details, and gear train is more, is difficult to meet existing test request.

Summary of the invention

?a kind of variator DCT assembly airtightness test technology, it comprises the following steps:

By streamline, DCT assembly is delivered to air-leakage test station;

Described DCT assembly automatically stops after arriving described air-leakage test station, locates;

Detect on air-leakage test station and whether have DCT assembly, if having, by the id information typing of described DCT assembly;

By a positioning compression device, described DCT assembly is located and compressed;

Judge that whether the attitude of described DCT assembly is correct, if incorrect, described DCT assembly is adjusted to correct attitude, if correct, does not deal with;

The sealing of automatic plugging DCT breather valve, differential oil, filter-press mounting hole;

By described breather valve to DCT assembly ventilation pressurization until described DCT assembly inside meets the requirements of air pressure;

Stop ventilate and detect the air pressure inside of DCT assembly, if the impermeability of DCT assembly is qualified, letting pass, if defective, report to the police and automatic DCT assembly feeding reprocessed roller-way;

Next DCT assembly flows into, and the detection data of a upper DCT assembly detected is uploaded after the binding of ID card.

Preferably, described DCT assembly air tightness detection equipment adopts sealing ring type Sealing Technology.

Preferably, the shutoff vent method of described ventilation valve port: adopt quick change and with the capping tools automatic plugging of automatically correcting device, aperture butt-end packing adopts standard major diameter oil-resistant seal ring, and the endoporus shutoff of small-bore adopts high strength bladder inflation expansion core standard plug.

Preferably, during DCT assembly leak test, posture is upright, and filter-press mouth upwards.

Preferably, DCT assembly leak test has shutoff everywhere, all adopts automatic plugging mode, by the air cylinder driven of band self-steering device.

Preferably, described block-up position is respectively differential axle leftward position, differential axle right positions, filter-press mounting hole and ventilation valve port.

The present invention adopts quick change and with the capping tools automatic plugging of automatically correcting device, aperture butt-end packing adopts standard major diameter oil-resistant seal ring, the endoporus shutoff of small-bore adopts high strength bladder inflation expansion core standard plug, and face sealing adopts import high strength soft oil resistant rubber to guarantee that plugging effect and seal have enough serviceable life; DCT assembly leak test has shutoff everywhere, all adopts automatic plugging mode, makes that shutoff power is reasonable, shutoff reliable, extends the serviceable life of O-ring seal; Stop cavity volume change, ensure measuring accuracy, keep good shutoff repeatability; The present invention simultaneously judges automatically to testing result, and by defective DCT assembly automatic rejection to reprocessing roller-way.

Certainly, implement arbitrary product of the present invention might not need to reach above-described all advantages simultaneously.

Accompanying drawing explanation

?in order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described describing the required accompanying drawing used to embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Figure 1 shows that the DCT assembly ventilation valve port position view that the embodiment of the present invention provides;

The DCT assembly ventilation valve port cut-open view that Fig. 2 provides for the embodiment of the present invention;

Block-up position schematic diagram on the left of the differential axle that Fig. 3 provides for the embodiment of the present invention;

Block-up position schematic diagram on the right side of the differential mechanism that Fig. 4 provides for the embodiment of the present invention;

The filter-press installation site schematic diagram that Fig. 5 provides for the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.

The invention provides a kind of variator DCT assembly airtightness test technology, it comprises the following steps:

By streamline, DCT assembly is delivered to air-leakage test station;

Described DCT assembly arrives described air-leakage test station and stopping;

Detect on air-leakage test station and whether have DCT assembly, if having, by the id information typing of described DCT assembly;

By a jacking apparatus, described DCT assembly is located and compressed;

Judge that whether the attitude of described DCT assembly is correct, if incorrect, described DCT assembly is adjusted to correct attitude, if correct, does not deal with;

The sealing of automatic plugging DCT breather valve, differential oil, filter-press mounting hole; The DCT that the present embodiment provides ventilates valve port as shown in Figure 1; Figure 2 shows that the cut-open view of ventilation valve port;

By described breather valve to DCT assembly ventilation pressurization until described DCT assembly inside meets the requirements of air pressure;

Stop ventilate and detect the air pressure inside of DCT assembly, if the impermeability of DCT assembly is qualified, letting pass, if defective, report to the police and automatic DCT assembly feeding reprocessed roller-way;

Next DCT assembly flows into, and the detection data of a upper DCT assembly detected is uploaded after the binding of ID card.

The DCT assembly air tightness detection equipment that the present embodiment provides adopts sealing ring type Sealing Technology.

And, the shutoff vent method of described ventilation valve port is following several scheme: adopt quick change and with the block head automatic plugging of automatically correcting device, aperture butt-end packing adopts standard major diameter oil-resistant seal ring, and the endoporus shutoff of small-bore adopts high strength bladder inflation expansion core standard plug.

During DCT assembly leak test, posture is upright, and filter-press mouth upwards.DCT assembly leak test has shutoff everywhere, all adopts automatic plugging mode, by the air cylinder driven of band self-steering device.Described block-up position is respectively differential axle leftward position, differential axle right positions, filter-press mounting hole and ventilation valve port.

Be illustrated in figure 3 block-up position schematic diagram on the left of differential axle; Shown in Fig. 4, it is block-up position schematic diagram on the right side of differential mechanism; Shown in Fig. 5, it is filter-press installation site schematic diagram.

The present invention adopts quick change capping tools automatic plugging, aperture butt-end packing adopts standard major diameter oil-resistant seal ring, the endoporus shutoff of small-bore adopts high strength bladder inflation expansion core standard plug, and face sealing adopts import high strength soft oil resistant rubber to guarantee that plugging effect and seal have enough serviceable life; DCT assembly leak test has shutoff everywhere, all adopts automatic plugging mode, makes that shutoff power is reasonable, shutoff reliable, extends the serviceable life of O-ring seal; Stop cavity volume change, ensure measuring accuracy, keep good shutoff repeatability; The present invention simultaneously judges automatically to testing result, and by defective DCT assembly automatic rejection to reprocessing roller-way.

The disclosed preferred embodiment of the present invention just sets forth the present invention for helping above.Preferred embodiment does not have all details of detailed descriptionthe, does not limit the embodiment that this invention is only described yet.Obviously, according to the content of this instructions, can make many modifications and variations.This instructions is chosen and is specifically described these embodiments, is to explain principle of the present invention and practical application better, thus makes art technician understand well and to utilize the present invention.The present invention is only subject to the restriction of claims and four corner and equivalent.

Claims (6)

1. a variator DCT assembly airtightness test technology, is characterized in that, comprise the following steps:
By streamline, DCT assembly is delivered to air-leakage test station;
Described DCT assembly automatically stops after arriving described air-leakage test station, locates;
Detect on air-leakage test station and whether have DCT assembly, if having, by the id information typing of described DCT assembly;
By a positioning compression device, described DCT assembly is located and compressed;
Judge that whether the attitude of described DCT assembly is correct, if incorrect, described DCT assembly is adjusted to correct attitude, if correct, does not deal with;
The sealing of automatic plugging DCT breather valve, differential oil, filter-press mounting hole;
By described breather valve to DCT assembly ventilation pressurization until described DCT assembly inside meets the requirements of air pressure;
Stop ventilate and detect the air pressure inside of DCT assembly, if the impermeability of DCT assembly is qualified, letting pass, if defective, report to the police and automatic DCT assembly feeding reprocessed roller-way;
Next DCT assembly flows into, and the detection data of a upper DCT assembly detected is uploaded after the binding of ID card.
2. variator DCT assembly airtightness test technology as claimed in claim 1, is characterized in that, described DCT assembly air tightness detection equipment adopts sealing ring type Sealing Technology.
3. variator DCT assembly airtightness test technology as claimed in claim 1, it is characterized in that, the shutoff vent method of described various valve port: adopt quick change and with the capping tools automatic plugging of automatically correcting device, aperture butt-end packing adopts standard major diameter oil-resistant seal ring, and the endoporus shutoff of small-bore adopts high strength bladder inflation expansion core standard plug.
4. variator DCT assembly airtightness test technology as claimed in claim 1, it is characterized in that, during DCT assembly leak test, posture is upright, and filter-press mouth upwards.
5. variator DCT assembly airtightness test technology as claimed in claim 1, it is characterized in that, DCT assembly leak test have shutoff everywhere, all adopts automatically and with the shutoff mode of automatically correcting device, by the air cylinder driven being with self-steering device.
6. variator DCT assembly airtightness test technology as claimed in claim 5, is characterized in that, described block-up position is respectively differential axle leftward position, differential axle right positions, filter-press mounting hole and ventilation valve port.
?
CN201410453430.9A 2014-09-05 2014-09-05 Speed changer DCT assembly gas tightness detecting technology CN104236824A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445020A (en) * 2016-01-07 2016-03-30 贵州华烽电器有限公司 Overflow tank assembly pressure testing tool
CN108168799A (en) * 2018-01-29 2018-06-15 安徽江淮汽车集团股份有限公司 Wet dual clutch transmission assembly performing leak test system and test method
CN108195598A (en) * 2017-12-30 2018-06-22 盛瑞传动股份有限公司 A kind of automatic transmission swinging cross test system and its test method
CN108195526A (en) * 2017-12-30 2018-06-22 盛瑞传动股份有限公司 A kind of speed changer air-tightness Auto-Test System and its test method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2201520A1 (en) * 1971-11-18 1973-05-24 Cross Co Paint detector unit
CN1241717A (en) * 1999-05-10 2000-01-19 唐山爱信齿轮有限责任公司 Dry hermetization testing method and device
CN102706520A (en) * 2012-06-01 2012-10-03 上海汽车变速器有限公司 Full-automatic testing system for air tightness of housing of transmission and detection method thereof
CN202631202U (en) * 2012-06-01 2012-12-26 上海汽车变速器有限公司 Device for testing air tightness of transmission shell
CN202748205U (en) * 2012-07-11 2013-02-20 马恒达悦达(盐城)拖拉机有限公司 Air-tightness testing system of tractor box body

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2201520A1 (en) * 1971-11-18 1973-05-24 Cross Co Paint detector unit
CN1241717A (en) * 1999-05-10 2000-01-19 唐山爱信齿轮有限责任公司 Dry hermetization testing method and device
CN102706520A (en) * 2012-06-01 2012-10-03 上海汽车变速器有限公司 Full-automatic testing system for air tightness of housing of transmission and detection method thereof
CN202631202U (en) * 2012-06-01 2012-12-26 上海汽车变速器有限公司 Device for testing air tightness of transmission shell
CN202748205U (en) * 2012-07-11 2013-02-20 马恒达悦达(盐城)拖拉机有限公司 Air-tightness testing system of tractor box body

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445020A (en) * 2016-01-07 2016-03-30 贵州华烽电器有限公司 Overflow tank assembly pressure testing tool
CN108195598A (en) * 2017-12-30 2018-06-22 盛瑞传动股份有限公司 A kind of automatic transmission swinging cross test system and its test method
CN108195526A (en) * 2017-12-30 2018-06-22 盛瑞传动股份有限公司 A kind of speed changer air-tightness Auto-Test System and its test method
CN108168799A (en) * 2018-01-29 2018-06-15 安徽江淮汽车集团股份有限公司 Wet dual clutch transmission assembly performing leak test system and test method

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Address after: 239500 standardized factory building, Quanjiao Economic Development Zone, Chuzhou, Anhui

Applicant after: Anhui Qingtian WIK Equipment Manufacturing Co. Ltd.

Address before: 239500 standardized factory building, Quanjiao Economic Development Zone, Chuzhou, Anhui

Applicant before: Anhui Whiskas equipment technology Co., Ltd

RJ01 Rejection of invention patent application after publication
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Application publication date: 20141224