CN116026537B - Automobile sealing cover performance detection system - Google Patents
Automobile sealing cover performance detection system Download PDFInfo
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- CN116026537B CN116026537B CN202310139019.3A CN202310139019A CN116026537B CN 116026537 B CN116026537 B CN 116026537B CN 202310139019 A CN202310139019 A CN 202310139019A CN 116026537 B CN116026537 B CN 116026537B
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- sealing
- tightening
- seat
- connecting piece
- locking ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The invention provides a performance detection system for an automobile seal cover, which belongs to the technical field of performance detection and comprises a detection chamber, wherein a gas detector is arranged in the detection chamber, a connecting piece is arranged in the detection chamber and used for simulating the structure and the working state of a transmission shaft and a universal joint, tightening seal assemblies are arranged on the connecting piece, the number of the tightening seal assemblies is two and used for sealing and connecting two ends of the seal cover with the connecting piece, and the tightening seal assemblies are used for sealing and connecting opposite ends of the seal cover with the connecting piece in a tightening manner and can automatically reset after detection is completed. This kind of automobile seal cover performance detecting system makes the continuous emergence corresponding deformation of seal cover through simulation transmission shaft and universal joint operating condition, improves the validity of seal cover sealing performance testing result, simultaneously through getting the optimization of putting and sealing connection process to the seal cover, improves the convenience of whole testing process and the stability of repeated testing process.
Description
Technical Field
The invention relates to the technical field of performance detection, in particular to an automobile sealing cover performance detection system.
Background
The transmission shaft dust cover is used as one of the important sealing covers of the automobile and is used for preventing dust from polluting the transmission shaft and the universal joint to influence the working states of the transmission shaft and the universal joint, and in order to accurately know the sealing performance of the sealing cover, a sample is usually taken to detect the sealing performance of the sealing cover.
At present, the sealing performance detection process of the sealing cover is still to be optimized, especially in terms of the convenience of the detection process and the effectiveness of the detection result, the existing detection process is usually to detect the sealing cover in a static state, because the sealing cover can change in motion along with the motion change of a transmission shaft to a certain extent in the use process (for example, the sealing cover can correspondingly deflect and bend to a certain extent in the deflected state of the transmission shaft), the motion change can directly influence the sealing performance of the sealing cover, especially in terms of long-term motion change, so the sealing performance detection result in the static state cannot fully represent the sealing performance of the sealing cover in the actual use process, the effectiveness of the detection result is low, and the significance of the sealing performance detection is further reduced.
Disclosure of Invention
In order to solve the technical problems, the invention provides an automobile sealing cover performance detection system which is realized by the following specific technical means: including the inside detection room that is provided with the gas detector, be provided with the connecting piece in the detection room, the connecting piece is used for simulating structure and operating condition of transmission shaft and universal joint, is provided with on the connecting piece and tightens up seal assembly, tightens up seal assembly quantity and be used for being in the same place the both ends and the connecting piece sealing connection of sealed cowling, and at least a set of tightens up seal assembly and connecting piece and be detachable connection, tightens up seal assembly and with the mode of tying up the relative tip and the connecting piece sealing connection of sealed cowling and can automatic re-setting after accomplishing the detection.
The first preferred technical scheme is as follows: the tightening sealing assembly comprises a mounting seat with a locking ring seat, wherein a locking ring seat and a connecting piece are arranged in a gap, a reset frame and a tightening belt are arranged on the locking ring seat, the reset frame is uniformly distributed along the inner annular surface of the locking ring seat and is elastically and slidably connected onto the locking ring seat, the tightening belt sequentially passes through the reset frame and is positioned between the reset frame and the locking ring seat through the part of the reset frame, a locking piece is connected between the locking ring seat and the tightening belt, and the locking piece is used for tightening the corresponding end part of the sealing cover and the connecting piece in a sealing connection mode.
And the second preferred technical scheme is as follows: the reset frame comprises vertical sliding rods and arc-shaped transverse contact plates, wherein the vertical sliding rods are mutually symmetrical and are respectively connected to two ends of the transverse contact plates, the vertical sliding rods are elastically connected to the locking ring seat in a sliding mode along the radial direction of the locking ring seat, the transverse contact plates are in contact with the tightening belt, limiting rollers are connected between the vertical sliding rods in a rotating mode, and the limiting rollers are used for limiting the tightening belt, so that the tightening belt is flatly attached to the transverse contact plates.
And the preferred technical scheme is as follows: the locking piece comprises a connecting buckle, a rotating ring with ratchets uniformly arranged on the inner side and a pawl matched with the ratchets, one end of the tightening belt is connected onto the tightening belt in a sliding manner through the connecting buckle after passing through the reset frame, the other end of the tightening belt is fixedly connected onto the outer side face of the rotating ring, the rotating ring is connected onto the locking ring seat in a rotating manner, and the pawl is connected onto the locking ring seat in an elastic sliding manner.
The preferable technical scheme is as follows: the connecting piece is including the drive seat that is provided with the axis of rotation and rotate the swing seat that is connected with the oscillating axle, and the drive seat rotates to be connected on detecting the room and can dismantle with the axis of rotation and be connected, and the swing seat swing is connected in detecting the room, and axis of rotation and oscillating axle are in the same place through the universal joint connection and all are provided with sealed connecting seat on the two.
The preferable technical scheme is as follows: the diameter size of the two ends of the sealing cover is different, one end with smaller diameter is sleeved on the sealing connecting seat on the rotating shaft, one end with larger diameter is sleeved on the sealing connecting seat on the swinging shaft, the tightening sealing components are respectively connected on the rotating shaft and the swinging shaft, and the tightening sealing components on the rotating shaft are detachably connected with the rotating shaft.
The preferable technical scheme is as follows: the locking ring seat is provided with an annular limiting surface, and the tightening belt passes through the annular limiting surface and is fixedly connected to the rotating ring.
The preferred technical scheme is as follows: the sealing connecting seat is annular, and the end face of the sealing connecting seat is inclined.
The invention has the following beneficial effects: 1. the automobile sealing cover performance detection system enables the sealing cover to continuously deform correspondingly through simulating the working states of the transmission shaft and the universal joint, the effectiveness of the sealing cover sealing performance detection result is improved, and convenience of the whole detection process and stability of the repeated detection process are improved through optimization of the sealing cover taking and placing and sealing connection process.
2. This kind of car seal cover performance detecting system is through locking ring seat, the frame that resets, tighten up the combined action of area and retaining member, the state that simulation hose clamp locked the seal cover is in the same place seal cover and connecting piece sealing connection, and quick automatic the area of tightening up that resets after sealed detection is accomplished, be convenient for take off the seal cover, whole process of tightening up and resetting need not the drive, can be quick completion through the manual work, the aforesaid step of sustainable stable repetition simultaneously, the stability of repeated testing process is improved, and through tightening up the area to hose clamp locking state's simulation, further improve the degree of simulation to the seal cover actual use state, the validity of corresponding improvement testing result.
3. This kind of automobile seal cover performance detecting system makes the quick drive of horizontal contact plate tighten up area and resets through the restriction of vertical sliding rod to horizontal contact plate slip direction, utilizes spacing roller to carry out spacingly to tightening up the area simultaneously, makes to tighten up the area flatly paste on horizontal contact plate, avoids tightening up the area and takes place to pile the fold at the in-process of receive and releases and influences the stability of tightening up fixed effect and repeated receive and release state.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of a first partial structure of the present invention.
FIG. 3 is a schematic view of the present invention in partial cross-section.
Fig. 4 is an enlarged view of the invention at a in fig. 3.
Fig. 5 is a schematic structural view of the locking member of the present invention.
Fig. 6 is a schematic structural view of the sealing connection seat of the present invention.
In the figure: 1. a gas detector; 2. a detection chamber; 3. a connecting piece; 31. a rotating shaft; 32. a driving seat; 33. a swing shaft; 34. a swinging seat; 35. sealing the connecting seat; 4. tightening the seal assembly; 41. a locking ring seat; 42. a mounting base; 43. a reset frame; 431. a vertical sliding rod; 432. a lateral contact plate; 44. tightening the belt; 45. a locking member; 451. a connecting buckle; 452. a ratchet; 453. a rotating ring; 454. a pawl; 5. limiting rollers; 6. annular limit surface.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, 2 and 3, an automobile seal cover performance detection system comprises a detection chamber 2 with a gas detector 1 arranged inside, wherein a connecting piece 3 is arranged in the detection chamber 2, the connecting piece 3 is used for simulating the structure and working state of a transmission shaft and a universal joint, tightening seal assemblies 4 are arranged on the connecting piece 3, the number of the tightening seal assemblies 4 is two and are used for sealing two ends of the seal cover with the connecting piece 3, the diameters of the two ends of the seal cover are different, the size of the tightening seal assemblies 4 adapts to the size change of the end parts of the seal cover, as shown in fig. 2, the tightening seal assemblies 4 corresponding to the smaller end of the seal cover are detachably connected with a rotating shaft 31, the other group is fixedly connected with the connecting piece 3, in the detection process, after the seal cover is sleeved on the connecting piece 3, one end with the larger diameter of the seal cover is sent to a set position, and the end part is quickly and fixedly connected to the connecting piece 3 in a sealing way by utilizing the corresponding tightening sealing assembly 4, then the other tightening sealing assembly 4 is arranged at the corresponding position of the connecting piece 3 and the other end part of the sealing cover is fixedly connected to the connecting piece 3 in a sealing way, then single gas is filled into the sealing cover, meanwhile, the working states of the transmission shaft and the universal joint are continuously simulated by the connecting piece 3, the form of the sealing cover is continuously and correspondingly changed, the content of the single gas in the detecting chamber 2 is detected by utilizing the gas detector 1, when the content exceeds the initial content, namely, the surface sealing cover has leakage condition, the sealing performance of the sealing cover can be judged, for example, inert and safe gas can be filled into the detecting chamber 2, wherein, in the processes of taking and placing the sealing cover and fixedly connecting the sealing cover, the tightening sealing assembly 4 can rapidly complete the fixed connection of the corresponding end parts of the sealing cover, simultaneously, the fixed connection force acting on the sealing cover can be automatically and rapidly released after the detection is completed, and the tightening sealing assembly 4 can continuously and stably repeat the above-mentioned processes.
Referring to fig. 2, 3 and 5, the tightening sealing assembly 4 includes a mounting seat 42 with a locking ring seat 41, the locking ring seat 41 is disposed at a gap from the connecting member 3 and is provided with a reset frame 43 and a tightening belt 44 thereon, the gap between the locking ring seat 41 and the connecting member 3 corresponds to the sealing joint of the sealing cover and the connecting member 3, during the detection, the gap is disposed so as to rapidly sleeve the corresponding end of the sealing cover at the sealing joint of the connecting member 3, the reset frame 43 is uniformly distributed along the inner circumferential surface of the locking ring seat 41 and is elastically slidably connected to the locking ring seat 41, as shown in fig. 5, the reset frame 43 slides along the radial direction of the locking ring seat 41, the tightening belt 44 sequentially passes through the reset frame 43 and the part passing through the reset frame 43 is located between the reset frame 43 and the locking ring seat 41, a locking member 45 is connected between the locking ring seat 41 and the tightening belt 44, the locking piece 45 is used for tightening the tightening strap 44 to seal the corresponding end of the sealing cover with the connecting piece 3, the tightening strap 44 is fast tightened to the sealing connection in the tightening strap 44 tightening process, the reset frame 43 slides synchronously to the sealing connection until the tightening strap 44 simulates the state of locking the hose clamp to seal the sealing cover with the connecting piece 3, when the sealing detection is completed, the locking force of the locking piece 45 to the tightening strap 44 is released, at the moment, the tightening strap 44 automatically and fast completes the resetting under the action of the reset frame 43, the sealing cover is convenient to be quickly taken down, the whole tightening and resetting process is not required to be driven, the quick completion can be realized through manual work, the steps can be continuously and stably repeated, the stability of the repeated detection process is improved, the simulation of the locking state of the hose clamp by the tightening strap 44 is further improved, and correspondingly improving the effectiveness of the detection result.
Referring to fig. 3, 4 and 5, the reset frame 43 includes vertical sliding rods 431 and arc-shaped transverse contact plates 432, the vertical sliding rods 431 are symmetrical to each other and are respectively connected to two ends of the transverse contact plates 432, the vertical sliding rods 431 are elastically and slidably connected to the locking ring seat 41 along the radial direction of the locking ring seat 41, as shown in fig. 5, in the process of resetting the tightening belt 44, the vertical sliding rods 431 sliding along the radial direction of the locking ring seat 41 can quickly drive the tightening belt 44 to reset, limiting rollers 5 are rotatably connected between the vertical sliding rods 431, and the limiting rollers 5 are used for limiting the tightening belt 44, so that the tightening belt 44 is flatly attached to the transverse contact plates 432, and the effect that the tightening fixing is affected by stacking of the tightening belt 44 in the retracting process and the stability of repeated retracting states are avoided.
Referring to fig. 2, 3 and 5, the locking member 45 includes a connecting buckle 451, a rotating ring 453 having inner side provided with ratchet teeth 452 uniformly, and a pawl 454 cooperating with the ratchet teeth 452, one end of the tightening strap 44 is slidingly connected to the tightening strap 44 through the connecting buckle 451 after passing through the reset frame 43 in sequence, the other end of the tightening strap 44 is fixedly connected to the outer side surface of the rotating ring 453, and the rotating ring 453 is rotationally connected to the locking ring seat 41, the pawl 454 is elastically slidingly connected to the locking ring seat 41, as shown in fig. 5, during tightening of the tightening strap 44, the rotating ring 453 is rotated leftwards, under the action of the ratchet teeth 452 and the pawl 454, the rotating ring 453 can only rotate leftwards to tighten the tightening strap 44, and after detection, only the pawl 454 is pulled forward to be staggered with the ratchet teeth 452, so that the locking force on the tightening strap 44 can be released, and the tightening strap 44 is automatically reset, wherein the locking ring seat 41 is provided with an annular limiting surface 6, and the tightening strap 44 is fixedly connected to the rotating ring 453 through the annular limiting surface 6.
Referring to fig. 2, 3 and 6, the connector 3 includes a driving seat 32 provided with a rotation shaft 31 and a swinging seat 34 rotatably connected with a swinging shaft 33, the driving seat 32 is rotatably connected to the detection chamber 2 and detachably connected to the rotation shaft 31, the swinging seat 34 is swingably connected to the detection chamber 2, the rotation shaft 31 and the swinging shaft 33 are connected together by a universal joint and are both provided with a sealing connection seat 35, in the detection process, the rotation shaft 31 is driven to rotate by the driving seat 32, in the rotation process of the rotation shaft 31, the swinging seat 34 drives the swinging shaft 33 to swing back and forth, the swinging shaft 33 rotates along with the rotation of the rotation shaft 31 while swinging, and further the sealing cover is deflected and bent accordingly on the basis of synchronously driving the sealing cover to rotate, so that the effectiveness of the detection result is correspondingly improved, wherein the sealing connection seat 35 is used for being connected to the end of the sealing cover, the sealing connection seat 35 is annular, and the end face of the sealing connection seat 35 is inclined, as shown in fig. 6, and the sealing connection seat 35 with the inclined end face is convenient for taking and placing the sealing cover smoothly.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A performance detection system for an automobile sealing cover is characterized in that: the gas detection device comprises a detection chamber (2) internally provided with a gas detector (1), wherein a connecting piece (3) is arranged in the detection chamber (2), the connecting piece (3) is used for simulating the structure and the working state of a transmission shaft and a universal joint, tightening sealing assemblies (4) are arranged on the connecting piece (3), the number of the tightening sealing assemblies (4) is two and used for sealing and connecting two ends of a sealing cover with the connecting piece (3), at least one group of tightening sealing assemblies (4) are detachably connected with the connecting piece (3), and the opposite ends of the sealing cover are in sealing connection with the connecting piece (3) in a binding mode by the tightening sealing assemblies (4) and can automatically reset after detection is completed;
the connecting piece (3) comprises a driving seat (32) provided with a rotating shaft (31) and a swinging seat (34) rotationally connected with a swinging shaft (33), the driving seat (32) is rotationally connected to the detecting chamber (2) and detachably connected with the rotating shaft (31), the swinging seat (34) is in swinging connection in the detecting chamber (2), the rotating shaft (31) and the swinging shaft (33) are connected together through universal joints, and a sealing connecting seat (35) is arranged on the rotating shaft and the swinging shaft;
tightening up sealing assembly (4) including mount pad (42) that have locking ring seat (41), locking ring seat (41) and connecting piece (3) clearance setting and be provided with reset frame (43) and tightening strap (44) on it, reset frame (43) evenly distributed and elasticity sliding connection are on locking ring seat (41) along the interior ring face of locking ring seat (41), tightening strap (44) are located between reset frame (43) and locking ring seat (41) through the part of reset frame (43) in proper order, be connected with retaining member (45) between locking ring seat (41) and tightening strap (44), retaining member (45) are used for taut tightening strap (44) are in the same place the corresponding tip of sealed cowling and connecting piece (3) sealing connection.
2. The automotive seal cover performance test system of claim 1, wherein: the reset frame (43) comprises vertical sliding rods (431) and arc-shaped transverse contact plates (432), the vertical sliding rods (431) are mutually symmetrical and are respectively connected to two ends of the transverse contact plates (432), the vertical sliding rods (431) are elastically connected to the locking ring seat (41) in a sliding mode along the radial direction of the locking ring seat (41), the transverse contact plates (432) are in contact with the tightening belt (44), limiting rollers (5) are connected between the vertical sliding rods (431) in a rotating mode, and the limiting rollers (5) are used for limiting the tightening belt (44) to enable the tightening belt (44) to be flatly attached to the transverse contact plates (432).
3. The automotive seal cover performance test system of claim 1, wherein: the locking piece (45) comprises a connecting buckle (451), a rotating ring (453) with ratchets (452) uniformly arranged on the inner side and a pawl (454) matched with the ratchets (452), one end of the tightening belt (44) sequentially passes through the reset frame (43) and then is connected to the tightening belt (44) in a sliding mode through the connecting buckle (451), the other end of the tightening belt (44) is fixedly connected to the outer side face of the rotating ring (453), the rotating ring (453) is connected to the locking ring seat (41) in a rotating mode, and the pawl (454) is connected to the locking ring seat (41) in an elastic sliding mode.
4. The automotive seal cover performance test system of claim 1, wherein: the diameter size of the two ends of the sealing cover is different, one end with smaller diameter is sleeved on the sealing connecting seat (35) on the rotating shaft (31), one end with larger diameter is sleeved on the sealing connecting seat (35) on the swinging shaft (33), the tightening sealing assembly (4) is respectively connected on the rotating shaft (31) and the swinging shaft (33), and the tightening sealing assembly (4) on the rotating shaft (31) is detachably connected with the rotating shaft (31).
5. A vehicle boot seal performance test system according to claim 3, wherein: an annular limiting surface (6) is arranged on the locking ring seat (41), and a tightening belt (44) penetrates through the annular limiting surface (6) to be fixedly connected to the rotating ring (453).
6. The automotive seal cover performance test system of claim 1, wherein: the sealing connecting seat (35) is annular, and the end face of the sealing connecting seat is inclined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310139019.3A CN116026537B (en) | 2023-02-21 | 2023-02-21 | Automobile sealing cover performance detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310139019.3A CN116026537B (en) | 2023-02-21 | 2023-02-21 | Automobile sealing cover performance detection system |
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| CN116026537A CN116026537A (en) | 2023-04-28 |
| CN116026537B true CN116026537B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310139019.3A Active CN116026537B (en) | 2023-02-21 | 2023-02-21 | Automobile sealing cover performance detection system |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865729A (en) * | 2016-06-03 | 2016-08-17 | 苏州中新金属制造有限公司 | Automated detection device for air tightness of automobile battery box |
| CN113267294A (en) * | 2021-04-20 | 2021-08-17 | 宁波职业技术学院 | Sealing device for detecting air tightness of automobile parts |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100205790A1 (en) * | 2009-02-19 | 2010-08-19 | Weiguo Chen | Ratchet buckle with c-shape bar |
| CN105416844A (en) * | 2015-12-03 | 2016-03-23 | 山西汾西重工有限责任公司 | Fixing and tightening device for cylindrical product |
| CN206515007U (en) * | 2017-02-10 | 2017-09-22 | 中国航发沈阳发动机研究所 | A kind of spline dust cover seal test device |
| US10259627B2 (en) * | 2017-05-11 | 2019-04-16 | Marking Services Incorporated | Fastening system |
| CN208420277U (en) * | 2018-07-02 | 2019-01-22 | 上海汽车制动系统有限公司 | Verify the experimental rig of caliper protective cover leakproofness |
| CN211147957U (en) * | 2019-12-29 | 2020-07-31 | 天津市环宇橡塑股份有限公司 | Dust cover gas tightness detects frock |
| CN211696855U (en) * | 2020-03-26 | 2020-10-16 | 江苏南方机电股份有限公司 | Diesel engine box body air tightness detection device |
| CN218381438U (en) * | 2022-09-12 | 2023-01-24 | 江苏通达机械有限公司 | Cable cover sealing performance detection mechanism for projector |
-
2023
- 2023-02-21 CN CN202310139019.3A patent/CN116026537B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865729A (en) * | 2016-06-03 | 2016-08-17 | 苏州中新金属制造有限公司 | Automated detection device for air tightness of automobile battery box |
| CN113267294A (en) * | 2021-04-20 | 2021-08-17 | 宁波职业技术学院 | Sealing device for detecting air tightness of automobile parts |
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