CN109341980B - Engine cylinder cover air tightness detection device - Google Patents
Engine cylinder cover air tightness detection device Download PDFInfo
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- CN109341980B CN109341980B CN201811330380.XA CN201811330380A CN109341980B CN 109341980 B CN109341980 B CN 109341980B CN 201811330380 A CN201811330380 A CN 201811330380A CN 109341980 B CN109341980 B CN 109341980B
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- 238000001514 detection method Methods 0.000 title claims abstract description 52
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000005476 soldering Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 abstract description 2
- 239000010720 hydraulic oil Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Testing Of Engines (AREA)
Abstract
The invention discloses an engine cylinder cover airtightness detection device which comprises a support frame, a detection frame and a gas tank, wherein the top of the support frame is fixedly connected with the bottom of the detection frame through soldering tin, the bottom of the inner wall of the detection frame is fixedly connected with the bottom of the gas tank, support plates are fixedly connected to two sides of the bottom of the inner wall of the detection frame and one side of the gas tank, and a placing plate is fixedly connected between the tops of the two support plates. This engine cylinder lid gas tightness detection device can treat to detect engine cylinder lid position and adjust, and the person of facilitating the use detects each hole site of engine cylinder lid, great improvement holistic detection speed, guaranteed the effect that the device detected, and the person of facilitating the use treats the engine cylinder lid position that detects and controls, and safe and reliable can treat the engine cylinder lid that detects and fix, has avoided engine cylinder lid not hard up the influence that causes its detection.
Description
Technical Field
The invention relates to the technical field of engine cylinder covers, in particular to an engine cylinder cover air tightness detection device.
Background
The engine cylinder head is used to close the cylinder and form the combustion chamber. The engine comprises a cylinder cover of a side-mounted valve type engine, a cast water jacket, a water inlet hole, a water outlet hole, a spark plug hole, a bolt hole, a combustion chamber and the like. The cylinder head of overhead valve type engine is used for closing upper portion of cylinder to form combustion chamber, and is used as support of camshaft and rocker shaft and inlet and exhaust pipe.
In the existing automobile engine cylinder head cover development and manufacturing process, the cylinder head cover is often provided with air holes due to casting defects, so that the air tightness detection of the cylinder head cover becomes a crucial link, but a general air tightness detection device leads air into the engine cylinder head after the engine cylinder head is fixed, then the air tightness of the engine cylinder head is detected by detecting the change of the air pressure in the engine cylinder head, but different holes are required to be plugged for detection when the engine cylinder head is detected, at the moment, the engine cylinder head is required to be taken down frequently and then fixed after the position is adjusted, and the detection speed and the detection effect of a user are influenced.
Traditional engine cylinder lid gas tightness detection device, can not adjust waiting to detect engine cylinder lid position, the person of not being convenient for detects each hole site of engine cylinder lid, great reduction holistic detection speed, be difficult to guarantee the effect that the device detected, the person of not being convenient for treats the engine cylinder lid position that detects and controls, safe and reliable inadequately, can not fix the engine cylinder lid that waits to detect, engine cylinder lid is not hard up easily to its influence that detects the cause, the practicality is not strong, the person of not being convenient for operates.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an engine cylinder cover air tightness detection device, which solves the problems that the engine cylinder cover air tightness detection device cannot adjust the position of an engine cylinder cover to be detected and cannot fix the engine cylinder cover to be detected.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an engine cylinder cover airtightness detection device comprises a support frame, a detection frame and a gas tank, wherein the top of the support frame is fixedly connected with the bottom of the detection frame through soldering tin, the bottom of the inner wall of the detection frame is fixedly connected with the bottom of the gas tank, two sides of the bottom of the inner wall of the detection frame are fixedly connected with support plates, the two support plates are positioned on the same side of the gas tank, a placing plate is fixedly connected between the tops of the two support plates, a transverse guide rail frame is fixedly connected between the bottom of the inner wall of the detection frame and the two support plates, a first fixing box and a second fixing box are respectively fixedly connected with two sides of the transverse guide rail frame, one side of an inner cavity of the first fixing box is fixedly connected with a fixing plate through screws, a tooth plate is fixedly connected with the bottom of the fixing plate, and an L-shaped sliding rail is, a transmission case is connected inside the L-shaped slide rail in a sliding manner, a fixed rod is fixedly connected to the top of the transmission case, the top end of the fixed rod penetrates through the first fixed case and extends to the top of the first fixed case, one end of the fixed rod extending to the top of the first fixed box is fixedly connected with a longitudinal moving box, one side of the inner cavity of the longitudinal moving box is fixedly connected with a first motor through a fixed block, and the output end of the first motor is fixedly connected with a threaded rod, one end of the threaded rod, which is far away from the first motor, is rotatably connected with the other side of the inner cavity of the longitudinal moving box through a bearing, the surface of the threaded rod is in threaded connection with a threaded sleeve, the top of the threaded sleeve is fixedly connected with a connecting plate, the top of the connecting plate penetrates through the longitudinal moving box and extends to the top of the longitudinal moving box, and a fixing frame is fixedly connected to the surface of the connecting plate extending to the top of the longitudinal moving box.
Preferably, the top of the placing plate is fixedly connected with a hydraulic oil cylinder, the output end of the hydraulic oil cylinder penetrates through the placing plate and extends to the bottom of the placing plate, and the output end of the hydraulic oil cylinder extends to one end of the bottom of the placing plate and is fixedly connected with a pressing plate.
Preferably, the bottom of the inner cavity of the longitudinal moving box is fixedly connected with a second motor, the output end of the second motor penetrates through the transmission box and extends to the outside of the transmission box, one end, extending to the outside of the transmission box, of the output end of the second motor is fixedly connected with a gear, and the top of the gear is meshed with the bottom of the tooth plate.
Preferably, one side of the bottom of the longitudinal moving box is connected with the inside of the second fixed box in a sliding mode through a sliding block.
Preferably, the bottom of the inner cavity of the longitudinal moving box is fixedly connected with a sliding rod, the surface of the sliding rod is connected with a sliding sleeve in a sliding mode, and the top of the sliding sleeve is fixedly connected with the bottom of the threaded sleeve through a connecting block.
Preferably, the both sides of mount all fixedly connected with nut to the inside threaded connection of nut has the screw rod, the one end of screw rod runs through the mount and extends to the inner chamber of mount, and the one end that the screw rod extends to the mount inner chamber is connected with splint through the bearing rotation, the bottom of splint and the bottom sliding connection of mount inner wall.
Preferably, the top of the gas tank is communicated with a fixed pipe.
Preferably, one side of the inner wall of the support frame is slidably connected with a drawer, the surface of the drawer is fixedly connected with a handle, and one side of the support frame is fixedly connected with a transverse plate through a support.
(III) advantageous effects
The invention provides an engine cylinder cover air tightness detection device. The method has the following beneficial effects:
(1) the engine cylinder cover airtightness detection device is characterized in that a fixing plate is fixedly connected to one side of an inner cavity of a first fixing box through a screw, a tooth plate is fixedly connected to the bottom of the fixing plate, an L-shaped slide rail is fixedly connected to the other side of the inner cavity of the first fixing box, a transmission box is slidably connected to the inside of the L-shaped slide rail, a fixing rod is fixedly connected to the top of the transmission box, the top end of the fixing rod penetrates through the first fixing box and extends to the top of the first fixing box, a longitudinal moving box is fixedly connected to one end of the fixing rod extending to the top of the first fixing box, a first motor is fixedly connected to one side of the inner cavity of the longitudinal moving box through the fixing block, a threaded rod is fixedly connected to the output end of the first motor, one end of the threaded rod, far away from the first motor, is rotatably connected, the convenient to use person detects each hole site of engine cylinder lid, great improvement holistic detection speed, guaranteed the effect that the device detected, convenient to use person treats the engine cylinder lid position that detects and controls safe and reliable.
(2) This engine cylinder lid gas tightness detection device, the equal fixedly connected with nut in both sides through the mount, and the inside threaded connection of nut has the screw rod, the one end of screw rod runs through the mount and extends to the inner chamber of mount, and the one end that the screw rod extends to the mount inner chamber is rotated through the bearing and is connected with splint, the bottom of splint and the bottom sliding connection of mount inner wall, place the top fixedly connected with hydraulic cylinder of board, and hydraulic cylinder's output runs through and places the board and extend to the bottom of placing the board, and the hydraulic cylinder output extends to the one end fixedly connected with clamp plate of placing the board bottom, can treat the engine cylinder lid that detects and fix, the engine cylinder lid that has avoided not hard up the influence that causes its detection.
(3) This engine cylinder lid gas tightness detection device, one side sliding connection through the support frame inner wall has the drawer, and the fixed surface of drawer is connected with the handle, support fixedly connected with diaphragm is passed through to one side of support frame, the top intercommunication of gas tank has fixed pipe, soldering tin fixed connection is passed through with the bottom of test rack in the top of support frame, and the bottom of test rack inner wall and the bottom fixed connection of gas tank, the equal fixedly connected with backup pad in both sides of test rack (2) inner wall bottom, and two backup pads all are located same one side of gas tank, convenient to use person operates.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the cross rail bracket, first stationary box and second stationary box structure of the present invention;
FIG. 3 is a cross-sectional view of a first stationary box structure of the present invention;
FIG. 4 is a cross-sectional view of the longitudinal shift box structure of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 1A according to the present invention.
In the figure, 1 support frame, 2 detection frame, 3 gas tank, 4 support plates, 5 placing plates, 6 transverse guide rail frame, 7 first fixing box, 8 second fixing box, 9 fixing plate, 10 tooth plate, 11L-shaped slide rail, 12 transmission box, 13 fixing rod, 14 longitudinal moving box, 15 first motor, 16 threaded rod, 17 threaded sleeve, 18 connecting plate, 19 fixing frame, 20 hydraulic oil cylinder, 21 pressing plate, 22 second motor, 23 gear, 24 slide bar, 25 slide sleeve, 26 nut, 27 screw rod, 28 clamping plate, 29 fixing tube and 30 drawer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: an engine cylinder cover air tightness detection device comprises a support frame 1, a detection frame 2 and a gas tank 3, wherein the top of the support frame 1 is fixedly connected with the bottom of the detection frame 2 through soldering tin, the bottom of the inner wall of the detection frame 2 is fixedly connected with the bottom of the gas tank 3, two sides of the bottom of the inner wall of the detection frame 2 are fixedly connected with support plates 4, the two support plates 4 are positioned on the same side of the gas tank 3, a placing plate 5 is fixedly connected between the tops of the two support plates 4, a hydraulic oil cylinder 20 is fixedly connected with the top of the placing plate 5, the output end of the hydraulic oil cylinder 20 penetrates through the placing plate 5 and extends to the bottom of the placing plate 5, one end of the output end of the hydraulic oil cylinder 20 extending to the bottom of the placing plate 5 is fixedly connected with a pressing plate 21, a transverse guide rail frame 6 is fixedly connected between the two support plates 4 and the bottom of the inner wall of the detection frame, one side of the inner cavity of the first fixed box 7 is fixedly connected with a fixed plate 9 through a screw, the bottom of the fixed plate 9 is fixedly connected with a tooth plate 10, the other side of the inner cavity of the first fixed box 7 is fixedly connected with an L-shaped slide rail 11, the inner part of the L-shaped slide rail 11 is slidably connected with a transmission box 12, the top of the transmission box 12 is fixedly connected with a fixed rod 13, the top end of the fixed rod 13 penetrates through the first fixed box 7 and extends to the top of the first fixed box 7, one end of the fixed rod 13 extending to the top of the first fixed box 7 is fixedly connected with a longitudinal moving box 14, the bottom of the inner cavity of the longitudinal moving box 14 is fixedly connected with a second motor 22, the output end of the second motor 22 penetrates through the transmission box 14 and extends to the outer part of the transmission box 14, one end of the output end of the second motor 22 extending to the outer part of the transmission box 14, one side of the bottom of the longitudinal moving box 14 is connected with the inside of the second fixed box 8 in a sliding way through a sliding block, a user can start the second motor 22, the second motor 22 can drive the gear 23 to rotate after being started, under the matching of the tooth plate 10 and the L-shaped slide rail 11, the gear 23 can drive the whole transmission box 12 to move on the L-shaped slide rail 11, further drive the fixed rod 13 to move, and further drive the longitudinal moving box 14 to move, so that the user can adjust an engine cylinder cover at the top of the fixed frame 19 according to a proper transverse position at the bottom of the fixed tube 29, the bottom of the inner cavity of the longitudinal moving box 14 is fixedly connected with a slide rod 24, the surface of the slide rod 24 is connected with a sliding sleeve 25 in a sliding way, the top of the sliding sleeve 25 is fixedly connected with the bottom of the threaded sleeve 17 through a connecting block, one side of the inner cavity of the longitudinal moving, and the output end of the first motor 15 is fixedly connected with a threaded rod 16, one end of the threaded rod 16, which is far away from the first motor 15, is rotatably connected with the other side of the inner cavity of the longitudinal moving box 14 through a bearing, the surface of the threaded rod 16 is in threaded connection with a threaded sleeve 17, the top of the threaded sleeve 17 is fixedly connected with a connecting plate 18, the top of the connecting plate 18 penetrates through the longitudinal moving box 14 and extends to the top of the longitudinal moving box 14, the surface of the connecting plate 18, which extends to the top of the longitudinal moving box 14, is fixedly connected with a fixed frame 19, both sides of the fixed frame 19 are fixedly connected with nuts 26, the internal threads of the nuts 26 are connected with a screw 27, one end of the screw 27 penetrates through the fixed frame 19 and extends to the inner cavity of the fixed frame 19, one end of the screw 27, the bottom of splint 28 and the bottom sliding connection of mount 19 inner wall, the top intercommunication of gas tank 3 has fixed pipe 29, one side sliding connection of support frame 1 inner wall has drawer 30 to the fixed surface of drawer 30 is connected with the handle, and the user can place some objects that can use in drawer 30, and support fixedly connected with diaphragm is passed through to one side of support frame 1, and the user can be placing some objects that can use at the diaphragm.
When the engine cylinder cover detection device is used, a user can firstly place an engine cylinder cover to be detected on the fixing frame 19, then block other holes, leave one hole to be connected with the fixing pipe 29, at the moment, the user can rotate the screw 27, the screw 27 can drive the clamping plate 28 to move after rotating, so that the clamping plate 28 can extrude two sides of the engine cylinder cover, then the user can start the hydraulic oil cylinder 20, the hydraulic oil cylinder 20 drives the pressing plate 21 to move after starting, so that the top of the engine cylinder cover can be fixed, at the moment, the user can detect the air tightness of the engine cylinder cover through the pressure change of the inner cavity of the engine cylinder cover after inflating, when the detection is finished, the user needs to detect another hole, at the moment, the user can start the second motor 22, the second motor 22 can drive the gear 23 to rotate after starting, under the matching of the tooth plate 10 and the L-shaped sliding rail, the gear 23 will drive the whole transmission case 12 to move on the L-shaped sliding rail 11, and then the fixed rod 13 is driven to move, and then the longitudinal moving case 14 is driven to move, so that the user can adjust the engine cylinder cover at the top of the fixed frame 19 according to the proper transverse position at the bottom of the fixed tube 29, after the adjustment is completed, the user can start the first motor 15, the first motor 15 can drive the rotation of the threaded rod 16 after being started, and then the threaded sleeve 17 is driven to move on the surface of the threaded sleeve, and then the movement of the connecting plate 18 is driven, and then the movement of the fixed frame 19 is driven, so that the user can adjust according to the proper longitudinal position of the engine cylinder cover at the top of the fixed frame 19, and after the adjustment is completed, the.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an engine cylinder lid gas tightness detection device, includes support frame (1), test rack (2) and gas tank (3), soldering tin fixed connection is passed through with the bottom of test rack (2) to the top of support frame (1) to the bottom of test rack (2) inner wall and the bottom fixed connection of gas tank (3), its characterized in that: the gas tank detection device is characterized in that supporting plates (4) are fixedly connected to two sides of the bottom of the inner wall of the detection frame (2), the two supporting plates (4) are located on the same side of the gas tank (3), a placing plate (5) is fixedly connected between the tops of the two supporting plates (4), a transverse guide rail frame (6) is fixedly connected to the bottom of the inner wall of the detection frame (2) and located between the two supporting plates (4), a first fixing box (7) and a second fixing box (8) are fixedly connected to two sides of the transverse guide rail frame (6) respectively, a fixing plate (9) is fixedly connected to one side of an inner cavity of the first fixing box (7) through screws, a tooth plate (10) is fixedly connected to the bottom of the fixing plate (9), an L-shaped sliding rail (11) is fixedly connected to the other side of the inner cavity of the first fixing box (7), and a transmission box (12, the top of the transmission case (12) is fixedly connected with a fixing rod (13), the top end of the fixing rod (13) penetrates through the first fixing case (7) and extends to the top of the first fixing case (7), the fixing rod (13) extends to one end of the top of the first fixing case (7) and is fixedly connected with a longitudinal moving case (14), one side of the inner cavity of the longitudinal moving case (14) is fixedly connected with a first motor (15) through a fixing block, the output end of the first motor (15) is fixedly connected with a threaded rod (16), one end, far away from the first motor (15), of the threaded rod (16) is rotatably connected with the other side of the inner cavity of the longitudinal moving case (14) through a bearing, the surface of the threaded rod (16) is in threaded connection with a threaded sleeve (17), the top of the threaded sleeve (17) is fixedly connected with a connecting plate (18), the top of the connecting plate (18) penetrates through the longitudinal moving case (14) and extends to the, and the surface of the connecting plate (18) extending to the top of the longitudinal moving box (14) is fixedly connected with a fixed frame (19).
2. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: the top of placing board (5) is fixedly connected with hydraulic cylinder (20) to hydraulic cylinder's (20) output runs through places board (5) and extends to the bottom of placing board (5), and hydraulic cylinder (20) output extends to the one end fixedly connected with clamp plate (21) of placing board (5) bottom.
3. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: the bottom fixedly connected with second motor (22) of longitudinal movement case (14) inner chamber to the output of second motor (22) runs through transmission case (14) and extends to the outside of transmission case (14), and the one end fixedly connected with gear (23) that the output of second motor (22) extended to the outside of transmission case (14), the top and the bottom meshing of tooth board (10) of gear (23).
4. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: one side of the bottom of the longitudinal moving box (14) is connected with the inside of the second fixed box (8) in a sliding mode through a sliding block.
5. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: the bottom of the inner cavity of the longitudinal moving box (14) is fixedly connected with a sliding rod (24), the surface of the sliding rod (24) is connected with a sliding sleeve (25) in a sliding mode, and the top of the sliding sleeve (25) is fixedly connected with the bottom of the threaded sleeve (17) through a connecting block.
6. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: the equal fixedly connected with nut (26) in both sides of mount (19) to the inside threaded connection of nut (26) has screw rod (27), the one end of screw rod (27) runs through mount (19) and extends to the inner chamber of mount (19), and screw rod (27) extend to the one end of mount (19) inner chamber and rotate through the bearing and be connected with splint (28), the bottom of splint (28) and the bottom sliding connection of mount (19) inner wall.
7. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: the top of the gas tank (3) is communicated with a fixed pipe (29).
8. The engine cylinder head airtightness detection apparatus according to claim 1, wherein: one side sliding connection of support frame (1) inner wall has drawer (30) to the fixed surface of drawer (30) is connected with the handle, one side of support frame (1) is through support fixed connection with diaphragm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330380.XA CN109341980B (en) | 2018-11-09 | 2018-11-09 | Engine cylinder cover air tightness detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811330380.XA CN109341980B (en) | 2018-11-09 | 2018-11-09 | Engine cylinder cover air tightness detection device |
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| CN109341980A CN109341980A (en) | 2019-02-15 |
| CN109341980B true CN109341980B (en) | 2020-11-13 |
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| CN110842879A (en) * | 2019-11-29 | 2020-02-28 | 广西玉柴机器股份有限公司 | Crankshaft big end coupling device |
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| CN107314872A (en) * | 2017-06-28 | 2017-11-03 | 厦门艾尔普斯汽车零配件有限责任公司 | Automobile engine cylinder head airtight test method and device |
| CN207757357U (en) * | 2017-12-28 | 2018-08-24 | 郝力江 | A kind of bearing machining grinding device |
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| CN109341980A (en) | 2019-02-15 |
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Address after: 441000 Nanjing Road, Xiangyang economic and Technological Development Zone, Hubei Province Patentee after: Hubei Zhongkang Powertrain Co.,Ltd. Country or region after: China Address before: 441000 Nanjing Road, Xiangyang economic and Technological Development Zone, Hubei Province Patentee before: XIANGYANG ZHONGKANG AUTO PARTS CO.,LTD. Country or region before: China |
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