CN111487060A - Adjustable engine distribution phase testing system - Google Patents

Adjustable engine distribution phase testing system Download PDF

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Publication number
CN111487060A
CN111487060A CN202010349693.0A CN202010349693A CN111487060A CN 111487060 A CN111487060 A CN 111487060A CN 202010349693 A CN202010349693 A CN 202010349693A CN 111487060 A CN111487060 A CN 111487060A
Authority
CN
China
Prior art keywords
end cover
connecting shaft
engine
valve timing
groove
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202010349693.0A
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Chinese (zh)
Inventor
杜洪松
黄元虎
卢荣红
邓旭亮
陈进伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Loncin Motor Co Ltd
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Loncin Motor Co Ltd
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.)
Filing date
Publication date
Application filed by Loncin Motor Co Ltd filed Critical Loncin Motor Co Ltd
Priority to CN202010349693.0A priority Critical patent/CN111487060A/en
Publication of CN111487060A publication Critical patent/CN111487060A/en
Pending legal-status Critical Current

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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
    • G01M15/00—Testing of engines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/02—Details or accessories of testing apparatus

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Engines (AREA)

Abstract

The invention relates to an adjustable engine gas distribution phase testing system, which comprises a gas distribution phase testing mechanism, a connecting shaft and a connecting piece, wherein the connecting piece is used for connecting the connecting shaft with an engine crankshaft; the connecting shaft is arranged on the gas distribution phase testing mechanism in a lifting manner; through the lifting adjustment of the connecting shaft, the condition that the heights of the crankshafts of different models are inconsistent is favorably adapted, a special fixing seat does not need to be made for each model of engine, the problem of inconvenient height adjustment of the engine is favorably solved, and the universality is favorably improved; meanwhile, the connecting shaft and the engine crankshaft form rigid connection, so that the fit moving clearance between the connecting shaft and the engine crankshaft is favorably reduced, the test error is favorably reduced, and the test precision is improved; and the setting is simple and the operation is convenient.

Description

Adjustable engine distribution phase testing system
Technical Field
The invention relates to the field of valve timing test, in particular to an adjustable engine valve timing test system.
Background
The existing engine gas distribution phase testing technology is generally divided into two types, wherein the first type is that an angle dial disc is fixed on a crankcase body, a scale is arranged on an engine crankshaft, the engine crankshaft is manually rotated, a dial indicator is used for measuring the valve lift, and test data is manually recorded; secondly, an angle sensor is arranged on an engine crankshaft, a displacement sensor is used for measuring the lift of the valve, the engine crankshaft is driven manually or by a motor, and computer software is used for processing the test data of the angle sensor and the displacement sensor to generate a gas distribution phase diagram; the first method mainly depends on artificial reading and artificial rotation of the angle of the crankshaft of the engine, and has poor precision; although the second method adopts a sensor and computer processing software, the testing precision is greatly improved compared with the first method, but because the height of the connecting shaft of the testing equipment is fixed, engines of different models need to be specially provided with corresponding mounting tools to adjust the height of the crankshaft of the engine to match the height of the connecting shaft of the equipment, so that the universality of the testing equipment is poor; and the engine and the testing equipment are connected by adopting a universal joint, and the testing precision is poor due to the existence of a fit clearance.
Based on the above problems, the present invention provides an adjustable engine valve timing testing system. The adjustable engine distribution phase testing system is beneficial to adapting to the condition of inconsistent center heights of engine crankshafts of different models by adopting a lifting adjustment mode, solving the problem of inconvenient height adjustment of the engine and improving the universality; meanwhile, the method is beneficial to reducing the test error and improving the test precision; and the setting is simple and the operation is convenient.
Disclosure of Invention
In view of the above, the invention provides an adjustable engine distribution phase testing system, which is beneficial to adapting to the situation of inconsistent center heights of crankshafts of engines of different models by adopting a lifting adjustment mode, solving the problem of inconvenient height adjustment of the engines and improving the universality; meanwhile, the method is beneficial to reducing the test error and improving the test precision; and the setting is simple and the operation is convenient.
The invention relates to an adjustable engine valve timing test system, which comprises a valve timing test mechanism, a connecting shaft and a connecting piece, wherein the valve timing test mechanism is arranged on the connecting shaft; the connecting shaft is arranged on the gas distribution phase testing mechanism in a lifting manner; through the lifting adjustment of the connecting shaft, the condition that the heights of the crankshafts of different models are inconsistent is favorably adapted, a special fixing seat does not need to be made for each model of engine, the problem of inconvenience in height adjustment of the engine is favorably solved, the universality is favorably improved, and the lifting adjustment device is simple in arrangement and convenient to operate; the connecting shaft and the engine crankshaft form rigid connection through a connecting piece; the device is favorable for reducing the fit moving clearance of the connecting shaft and the engine crankshaft, reducing the test error and improving the test precision.
Further, the connecting piece comprises an upper end cover I and a lower end cover I; a groove I for inserting an engine crankshaft is arranged between the upper end cover I and the lower end cover I in a matched mode, and the upper end cover I and the lower end cover I are locked through a locking piece I to achieve locking of the engine crankshaft; the upper end cover I and the lower end cover I are both provided with opposite groove structures, preferably, the upper end cover I is provided with a semi-cylindrical groove I, the lower end cover I is provided with a semi-cylindrical groove II, and the semi-cylindrical groove I and the semi-cylindrical groove II are mutually buckled to form a groove I, so that after an engine crankshaft extends into the groove I, locking between the upper end cover I and the lower end cover I is formed through a locking piece I such as a locking screw, and locking of the engine crankshaft inserted in the upper end cover I and the lower end cover I is formed through locking between the upper end cover I and the lower end cover I; the upper end cover I and the lower end cover I are correspondingly provided with mounting holes for mounting locking pieces I such as locking screws, and the device belongs to the prior art and is not described herein any more.
Further, a shaft sleeve which is sleeved on the engine crankshaft and deforms to lock the engine crankshaft when the upper end cover I and the lower end cover I are locked is arranged in the groove I; because the engine models are different and the outer diameters of the engine crankshafts are different, the shaft sleeve is additionally arranged, so that the shaft sleeve is favorable for deforming under the action of locking force to lock the engine crankshafts in a locking manner when the upper end cover I and the lower end cover I are locked, the engine crankshafts with different outer diameters are favorably locked, and the universality is improved.
Further, one side of the shaft sleeve is provided with a notch in an axial penetrating manner; the shaft sleeve is disconnected along the circumferential direction, so that the shaft sleeve forms an unclosed tubular structure along the circumferential direction, and if the cross section of the tubular structure is of a C-shaped structure, the shaft sleeve is favorably deformed under the action of locking force to lock the crankshaft of the engine.
Further, the ratio of the notch width of the shaft sleeve to the circumferential length of the shaft sleeve is 1:10-1:3, preferably 1: 4; the shaft sleeve is further favorable for generating enough deformation under the action of locking force so as to lock the engine crankshaft.
Furthermore, the connecting piece also comprises an upper end cover II and a lower end cover II which is integrally formed with the lower end cover I; a groove II for inserting a connecting shaft is arranged between the upper end cover II and the lower end cover II in a matched manner, and the upper end cover II and the lower end cover II are locked through a locking piece II to realize locking of the connecting shaft; the cross section of the groove II is circular; the upper end cover II and the lower end cover II are both provided with opposite groove structures, preferably, the upper end cover II is provided with a semi-cylindrical groove III, the lower end cover II is provided with a semi-cylindrical groove IV, the semi-cylindrical groove III and the semi-cylindrical groove IV are mutually buckled to form a groove II with a cylindrical cross section, after a connecting shaft extends into the groove II, locking between the upper end cover II and the lower end cover II is formed through a locking piece II such as a locking screw, and locking of the connecting shaft inserted into the upper end cover II and the lower end cover II is formed through locking between the upper end cover II and the lower end cover II; the upper end cover II and the lower end cover II are correspondingly provided with mounting holes for mounting locking pieces II such as locking screws, which belong to the prior art and are not described again; the lower end cover I and the lower end cover II are integrally formed during manufacturing, so that the manufacturing convenience is improved, the integral forming technology belongs to the prior art, and the description is omitted; alternatively, the connecting shaft may be directly and integrally formed with the upper end cap I or the lower end cap I to form a fixed connection, which is not described herein again.
Further, the cross section of the groove I is circular; the cross sectional area of the groove II is smaller than that of the groove I; the locking and fixing of the connecting shaft are facilitated, meanwhile, the locking of engine crankshafts with different outer diameters is facilitated, and the structural layout is reasonable; the connecting shaft and the engine crankshaft are approximately positioned on the same axis; the coaxial rotation of the crankshaft of the engine and the connecting shaft is facilitated; preferably, after the connecting shaft and the engine crankshaft are locked, the axes of the connecting shaft and the engine crankshaft coincide; the term "substantially" as used herein means that the locked connecting shaft and the engine crankshaft may be on the same axis, or the locked axis may have a deviation that does not affect the coaxial rotation of the connecting shaft and the engine crankshaft.
Further, the valve timing testing mechanism comprises a lifting device for driving the connecting shaft to lift; the lifting device comprises a support, at least one sliding rail arranged on the support along the up-down direction, and a sliding block matched with the sliding rail, wherein the sliding block is fixed at the end, far away from the engine crankshaft, of the connecting shaft along the axial direction; preferably, the slide rails are two slide rails which are arranged on the side, close to the engine, of the support in the up-down direction, the slide blocks slide in the slide rails in the up-down direction in a matched manner, and the connection between the slide blocks and the connecting shaft belongs to the prior art, for example, the slide blocks and the connecting shaft are fixedly connected through integral forming or welding, and details are not repeated herein; the lifting device also comprises a motor for driving the sliding block to slide along the up-down direction, so that the lifting of the connecting shaft is driven by the motor; the lifting driving by the motor belongs to the prior art and is not described in detail herein.
Furthermore, the distribution phase testing mechanism also comprises a testing platform, wherein a mounting seat for fixing the engine is correspondingly arranged on the testing platform, and the support is fixed on the testing platform; the engine is supported stably; the integrated assembly on the test board is facilitated, and the overall assembly stability is improved.
According to the invention, a connecting shaft is lifted and adjusted to a proper height according to the model of an engine and is rigidly connected with a crankshaft of the engine, the engine is driven to rotate at a constant speed, the rotation angle of the crankshaft of the engine and the lift of a valve are respectively recorded through an angle sensor and a displacement sensor, and collected data are collated through professional software to draw a gas distribution phase diagram; the arrangement of the angle sensor and the displacement sensor belongs to the prior art, and is not described herein again.
The invention has the beneficial effects that:
the adjustable engine distribution phase testing system is beneficial to adapting to the condition of inconsistent heights of the crankshafts of engines of different models by lifting and adjusting the connecting shaft, does not need to specially make a fixed seat for each model of engine, is beneficial to solving the problem of inconvenient height adjustment of the engine and is beneficial to improving the universality; meanwhile, the connecting shaft and the engine crankshaft form rigid connection, so that the fit moving clearance between the connecting shaft and the engine crankshaft is favorably reduced, the test error is favorably reduced, and the test precision is improved; and the setting is simple and the operation is convenient.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection of the crankshaft and the connecting shaft of the engine of the present invention;
fig. 3 is a schematic structural diagram of the lifting device of the present invention.
Detailed Description
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a schematic view of the connection of the crankshaft and the connecting shaft of the engine of the present invention; FIG. 3 is a schematic structural view of the lifting device of the present invention (the arrow direction indicates the upward and downward lifting adjustment direction of the connecting shaft); as shown in the figure: the adjustable engine valve timing testing system comprises a valve timing testing mechanism, a connecting shaft 2 and a connecting piece 3 for connecting the connecting shaft 2 and an engine crankshaft 1; the connecting shaft 2 is arranged on the gas distribution phase testing mechanism in a lifting manner; through the lifting adjustment of the connecting shaft 2, the condition that the heights of the crankshafts of different models are inconsistent is favorably adapted, a special fixing seat does not need to be made for each model of engine, the problem that the height of the engine 10 is inconvenient to adjust is favorably solved, the universality is favorably improved, and the lifting adjustment is simple in arrangement and convenient to operate; the connecting shaft 2 and the engine crankshaft 1 form rigid connection through a connecting piece 3; the matching moving clearance between the connecting shaft 2 and the engine crankshaft 1 is favorably reduced, the test error is favorably reduced, and the test precision is improved.
In this embodiment, the connecting member 3 comprises an upper end cover I32 and a lower end cover I31; a groove I34 for inserting the engine crankshaft 1 is arranged between the upper end cover I32 and the lower end cover I31 in a matching manner, and the upper end cover I32 and the lower end cover I31 are locked through a locking piece I (not shown in the figure) so as to realize the locking of the engine crankshaft 1; namely, the upper end cover I32 and the lower end cover I31 are both provided with opposite groove structures, preferably, the upper end cover I32 is provided with a semi-cylindrical groove I, the lower end cover I31 is provided with a semi-cylindrical groove II, and the semi-cylindrical groove I and the semi-cylindrical groove II are mutually buckled to form a groove I34, so that after the engine crankshaft 1 extends into the groove I34, locking between the upper end cover I32 and the lower end cover I31 is formed through a locking piece I such as a locking screw, and locking of the engine crankshaft 1 inserted in the upper end cover I32 and the lower end cover I31 is formed through locking between the upper end cover I32 and the lower end cover I31; the upper end cover I32 and the lower end cover I31 are correspondingly provided with mounting holes (not shown in the figures) for mounting locking pieces I such as locking screws, which belong to the prior art and are not described again.
In this embodiment, a shaft sleeve 8 which is sleeved on the engine crankshaft 1 and deforms to lock the engine crankshaft 1 when the upper end cover I32 and the lower end cover I31 are locked is arranged in the groove I34; because the models of the engines 10 are different, and the outer diameters of the engine crankshafts 1 are different, the shaft sleeve 8 is additionally arranged, so that when the upper end cover I32 and the lower end cover I31 are locked, the shaft sleeve 8 deforms under the action of locking force to lock the engine crankshafts 1, the engine crankshafts 1 with different outer diameters are locked, and the universality is improved.
In this embodiment, a notch (not shown in the drawings) is axially provided on one side of the shaft sleeve 8; that is, the shaft sleeve 8 is broken along the circumferential direction, so that the shaft sleeve 8 forms an unclosed tubular structure along the circumferential direction, and if the cross section of the tubular structure is of a C-shaped structure, the tubular structure is beneficial to deformation of the shaft sleeve 8 under the action of locking force so as to lock the engine crankshaft 1.
In this embodiment, the ratio of the notch width of the shaft sleeve 8 to the circumferential length of the shaft sleeve 8 is 1:10-1:3, preferably 1: 4; further facilitating sufficient deformation of the sleeve 8 under the locking force to lock the engine crankshaft 1.
In this embodiment, the connecting member 3 further includes an upper end cap II33 and a lower end cap II311 integrally formed with the lower end cap I31; a groove II35 for inserting the connecting shaft 2 is arranged between the upper end cover II33 and the lower end cover II311 in a matched manner, and the upper end cover II33 and the lower end cover II311 are locked by a locking piece II (not shown in the figure) to realize locking of the connecting shaft 2; the cross section of the groove II35 is circular; namely, the upper end cover II33 and the lower end cover II311 are both provided with opposite groove structures, preferably, the upper end cover II33 is provided with a semi-cylindrical groove III, the lower end cover II311 is provided with a semi-cylindrical groove IV, the semi-cylindrical groove III and the semi-cylindrical groove IV are mutually buckled to form a groove II35 with a cylindrical cross section, so that after the connecting shaft 2 extends into the groove II35, locking between the upper end cover II33 and the lower end cover II311 is formed through a locking piece II such as a locking screw, and locking of the connecting shaft 2 inserted in the upper end cover II33 and the lower end cover II311 is formed through locking between the upper end cover II33 and the lower end cover II 311; the upper end cover II33 and the lower end cover II311 are correspondingly provided with mounting holes (not shown in the figures) for mounting locking pieces II such as locking screws, which belong to the prior art and are not described again; the lower end cover I31 and the lower end cover II311 are integrally formed during manufacturing, so that the manufacturing convenience is improved; alternatively, the connecting shaft 2 may be directly and integrally formed with the upper end cap I32 or the lower end cap I31 to form a fixed connection, which is not described herein again.
In the embodiment, the cross section of the groove I34 is circular; the cross-sectional area of groove II35 is less than the cross-sectional area of groove I34; the locking and fixing of the connecting shaft 2 are facilitated, meanwhile, the locking of the engine crankshafts 1 with different outer diameters is facilitated, and the structural layout is reasonable; the connecting shaft 2 and the engine crankshaft 1 are approximately positioned on the same axis; the coaxial rotation of the engine crankshaft 1 and the connecting shaft 2 is facilitated; preferably, after the connecting shaft 2 and the engine crankshaft 1 are locked, the axes of the connecting shaft and the engine crankshaft coincide; the term "substantially" used herein means that the locked connecting shaft 2 and the engine crankshaft 1 may be on the same axis, or the locked axis may have a deviation that does not affect the coaxial rotation of the connecting shaft 2 and the engine crankshaft 1.
In this embodiment, the valve timing testing mechanism includes a lifting device for driving the connecting shaft 2 to lift; the lifting device comprises a support 4, at least one sliding rail 41 arranged on the support 4 along the up-down direction and a sliding block 5 matched with the sliding rail 41, wherein the sliding block 5 is fixed at the end, far away from the engine crankshaft 1, of the connecting shaft 2 along the axial direction; preferably, the slide rails 41 are two arranged on the side of the support 4 close to the engine 10 along the up-down direction, the slide block 5 slides in the slide rails 41 along the up-down direction in a matching manner, and the connection between the slide block 5 and the connecting shaft 2 belongs to the prior art, for example, the slide block is formed integrally or fixedly connected by welding, which is not described herein again; the lifting device also comprises a motor (not shown in the figure) for driving the sliding block 5 to slide along the up-down direction, so that the lifting of the connecting shaft 2 is driven by the motor; the lifting driving by the motor belongs to the prior art and is not described in detail herein.
In this embodiment, the valve timing testing mechanism further comprises a testing table 7, wherein the testing table 7 is correspondingly provided with a mounting seat 6 for fixing an engine 10, and the support 4 is fixed on the testing table 7; to facilitate stable support of the engine 10; the integrated assembly on the test board 7 is facilitated, and the overall assembly stability is improved.
In the embodiment, after a connecting shaft 2 is lifted and adjusted to a proper height according to the model of an engine and is rigidly connected with an engine crankshaft 1, the engine is driven to rotate at a constant speed, the rotation angle and the valve lift of the engine crankshaft 1 are respectively recorded through an angle sensor and a displacement sensor, and the acquired data are collated through professional software to draw a gas distribution phase diagram; the arrangement of the angle sensor (not shown in the figures) and the displacement sensor (not shown in the figures) belongs to the prior art and will not be described in detail herein.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (9)

1. An adjustable engine valve timing test system is characterized by comprising a valve timing test mechanism, a connecting shaft and a connecting piece; the connecting shaft is arranged on the gas distribution phase testing mechanism in a lifting manner; the connecting shaft and the engine crankshaft form rigid connection through a connecting piece.
2. The tunable engine valve timing test system of claim 1, wherein the connector comprises an upper end cap I and a lower end cap I; a groove I used for inserting an engine crankshaft is arranged between the upper end cover I and the lower end cover I in a matched mode, and the upper end cover I and the lower end cover I are locked through a locking piece I to achieve locking of the engine crankshaft.
3. The adjustable engine valve timing test system of claim 2, wherein a bushing is disposed in the groove I and sleeved on the engine crankshaft and deformed to lock the engine crankshaft when the upper end cover I and the lower end cover I are locked.
4. The adjustable engine valve timing test system of claim 3, wherein one side of the bushing is provided with a notch extending axially therethrough.
5. The adjustable engine valve timing test system of claim 4, wherein the ratio of the notch width of the bushing to the circumferential length of the bushing is from 1:10 to 1: 3.
6. The tunable engine valve timing test system of claim 2, wherein the connector further comprises an upper end cap II and a lower end cap II integrally formed with the lower end cap I; a groove II for inserting a connecting shaft is arranged between the upper end cover II and the lower end cover II in a matched manner, and the upper end cover II and the lower end cover II are locked through a locking piece II to realize locking of the connecting shaft; the cross section of the groove II is circular.
7. The tunable engine valve timing test system of claim 2, wherein the cross-section of the groove I is circular; the cross sectional area of the groove II is smaller than that of the groove I; the connecting shaft is located substantially on the same axis as the engine crankshaft.
8. The tunable engine valve timing test system of claim 1, wherein the valve timing test mechanism includes a lifting device for driving the connecting shaft to lift; the lifting device comprises a support, at least one sliding rail arranged on the support in the vertical direction, and a sliding block matched with the sliding rail, wherein the sliding block is fixed at the end, far away from the engine crankshaft, of the connecting shaft in the axial direction.
9. The adjustable engine valve timing test system of claim 8, wherein the valve timing test mechanism further comprises a test bench, a mounting seat for fixing the engine is correspondingly arranged on the test bench, and the support is fixed on the test bench.
CN202010349693.0A 2020-04-28 2020-04-28 Adjustable engine distribution phase testing system Pending CN111487060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010349693.0A CN111487060A (en) 2020-04-28 2020-04-28 Adjustable engine distribution phase testing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010349693.0A CN111487060A (en) 2020-04-28 2020-04-28 Adjustable engine distribution phase testing system

Publications (1)

Publication Number Publication Date
CN111487060A true CN111487060A (en) 2020-08-04

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CN202010349693.0A Pending CN111487060A (en) 2020-04-28 2020-04-28 Adjustable engine distribution phase testing system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816217A (en) * 2021-01-05 2021-05-18 隆鑫通用动力股份有限公司 Sloshing test device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0530890A1 (en) * 1991-09-03 1993-03-10 General Motors Corporation Shaft assembly and method of assembly
CN202057494U (en) * 2011-02-10 2011-11-30 重庆和平自动化工程有限公司 Online distribution phase detecting equipment of engine
CN203146627U (en) * 2012-12-27 2013-08-21 重庆气体压缩机厂有限责任公司 Connection structure for crankshaft and motor shaft of compressor
CN107588958A (en) * 2017-11-07 2018-01-16 吴兆阳 Engine valve actuating mechanism experimental rig
CN210388187U (en) * 2019-08-09 2020-04-24 烟台中正精密模具有限公司 Crankshaft rotating machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0530890A1 (en) * 1991-09-03 1993-03-10 General Motors Corporation Shaft assembly and method of assembly
CN202057494U (en) * 2011-02-10 2011-11-30 重庆和平自动化工程有限公司 Online distribution phase detecting equipment of engine
CN203146627U (en) * 2012-12-27 2013-08-21 重庆气体压缩机厂有限责任公司 Connection structure for crankshaft and motor shaft of compressor
CN107588958A (en) * 2017-11-07 2018-01-16 吴兆阳 Engine valve actuating mechanism experimental rig
CN210388187U (en) * 2019-08-09 2020-04-24 烟台中正精密模具有限公司 Crankshaft rotating machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816217A (en) * 2021-01-05 2021-05-18 隆鑫通用动力股份有限公司 Sloshing test device
CN112816217B (en) * 2021-01-05 2023-06-23 隆鑫通用动力股份有限公司 Shock testing device

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Application publication date: 20200804