CN109580232B - General strutting arrangement of engine body fatigue test - Google Patents
General strutting arrangement of engine body fatigue test Download PDFInfo
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- CN109580232B CN109580232B CN201811279706.0A CN201811279706A CN109580232B CN 109580232 B CN109580232 B CN 109580232B CN 201811279706 A CN201811279706 A CN 201811279706A CN 109580232 B CN109580232 B CN 109580232B
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- guide rod
- sliding cylinder
- fatigue test
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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
- G01M15/02—Details or accessories of testing apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/0007—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby for engines, motor-vehicles or bicycles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a general support device for an engine body fatigue test, which comprises a base, wherein the top of the base is connected with a vertical guide rod and the direction of the base is locked through a locking nut, a rotary adjuster comprises a sliding cylinder, a switching disc and a rotating shaft, the sliding cylinder is sleeved outside the vertical guide rod, a locking screw is installed at the top of the sliding cylinder, one side of the sliding cylinder is fixedly connected with the switching disc, one side of the switching disc is provided with a rotating hole which is matched with a support plate through the rotating shaft and is fixed through the adjuster screw, a plurality of through grooves are uniformly distributed on the plane of the support plate, and the through grooves are connected with the engine body through. The general support device for the fatigue test of the engine body adopts the basic principle that a cylindrical guide rod is linearly guided and hinged to rotate, and utilizes the fastening and position locking of bolts to form a set of stepless lifting and rotating support mechanism.
Description
Technical Field
The invention belongs to the field of auxiliary equipment of engines, and particularly relates to a universal supporting device for a fatigue test of an engine body.
Background
The body fatigue test is an indispensable research means in the engine research and development process and is an effective method for evaluating the reliability of the body structure. A set of tool is required to be matched and connected with hydraulic test equipment for a fatigue test of a machine body part, and particularly, a machine body supporting structure is required to be adjusted according to different peripheral interfaces of the machine body. However, with the difference in the application, power range, size of the whole engine, configuration of external accessories, etc., the overall layout requirements of the engine are also very different, resulting in the variety of specific structures and interfaces of the engine body. The supporting devices required by the fatigue test are different and specially customized. The supporting device has the advantages of special purpose, convenient support, no need of adjustment and accurate positioning. The defects of fixed position, unique interface and poor universality; the multi-model test can not be repeatedly used and repeatedly put into production, the cost investment is large, the disposable use is realized, and the waste is serious.
Disclosure of Invention
In view of the above, the present invention is directed to provide a general support device for fatigue tests of an engine block, so as to provide a general support device for fatigue tests of an engine block, which is not affected by model changes and structural differences of the engine block, and has the advantages of adjustable support height and support angle, arbitrary selection of bolt holes of multiple specifications, and arbitrary combination of multiple supports.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the utility model provides a general strutting arrangement of engine organism fatigue test, includes base, plumb guide arm, rotation adjustment ware, backup pad and conversion packing ring, the top of base with the bottom of plumb guide arm is connected and is locked the direction through lock nut, rotation adjustment ware includes sliding cylinder, switching dish and rotation axis, the sliding cylinder cup joints the outside of plumb guide arm, the top of sliding cylinder is equipped with the sliding cylinder screw, sliding cylinder screw internally mounted locking screw, one side fixed connection of sliding cylinder the switching dish, the bilateral symmetry distribution circular arc of switching dish leads to the groove, one side of switching dish is equipped with the rotation axis, the rotation axis with the rotatory hole cooperation of backup pad is fixed through the adjuster screw, a plurality of horizontal logical grooves of equipartition, vertical logical groove and slope logical groove on the plane of backup pad, horizontal logical groove, The vertical through groove and the inclined through groove are connected with the machine body through the conversion gasket.
Furthermore, the bottom of the base is provided with a foundation trench.
Furthermore, a protruding hexagonal structure is arranged above the base, a threaded hole structure is arranged in the hexagonal structure, and the bottom of the vertical guide rod is of a stud structure.
Furthermore, the surface material of the vertical guide rod is smooth.
Further, the whole structure of the supporting plate is a plate-shaped cuboid structure.
Furthermore, the conversion gasket is a gasket with a trapezoidal structure, the boss of the conversion gasket is a square boss, and the middle of the conversion gasket is provided with through holes with different specifications.
Furthermore, a vertical through groove communicated with the threaded hole of the sliding cylinder is formed in the middle of the sliding cylinder, the vertical guide rod is of a cylindrical structure with a local part flattened, a plurality of guide rod threaded holes are uniformly distributed in the middle flattened position of the vertical guide rod, and the guide rod threaded holes are connected with the vertical through groove through fixing screws, so that the vertical guide rod is fixedly connected with the rotary adjuster.
Further, the groove specifications of the transverse through groove, the vertical through groove and the inclined through groove are all larger than the specification of a threaded hole of the end face of a conventional machine body.
Compared with the prior art, the universal supporting device for the fatigue test of the engine body has the following advantages:
(1) the general support device for the fatigue test of the engine body adopts the basic principle that a cylindrical guide rod is linearly guided and hinged to rotate, and utilizes the fastening and position locking of bolts to form a set of stepless lifting and rotating support mechanism.
(2) According to the universal supporting device for the engine body fatigue test, the top of the base is connected with the bottom of the vertical guide rod through the threads, the directions are locked through the locking nut, the mutual angles can be randomly arranged, the influence of the installation direction of the base is facilitated, and the adaptability of the supporting mechanism to the ground environment is well improved.
(3) According to the general support device for the fatigue test of the engine body, the transverse through grooves, the vertical through grooves and the inclined through grooves are uniformly distributed and arranged in order, so that the defect that the support device cannot be matched with more than 2 threaded holes in an up-down and rotating mode can be overcome.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of a universal support device for fatigue testing of an engine block according to an embodiment of the invention;
FIG. 2 is a side sectional view of the universal support device for engine body fatigue tests according to the embodiment of the invention.
Description of reference numerals:
1-a base; 2-vertical guide rod; 21-a guide rod threaded hole; 3-a rotary adjuster; 31-a sliding cylinder; 32-a patch panel; 33-vertical through slots; 34-arc through groove; 35-a rotating shaft; 4-a support plate; 41-transverse through grooves; 42-vertical through grooves; 43-inclined through slots; 5-locking the nut; 6-locking screw; 7-a conversion washer; 8-adjuster screws; 9-set screw.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
A general supporting device for an engine body fatigue test is shown in figures 1 and 2 and comprises a base 1, a vertical guide rod 2, a rotary adjuster 3, a supporting plate 4 and a conversion washer 7, wherein the top of the base 1 is connected with the bottom of the vertical guide rod 2 through threads, the direction is locked through a locking nut 5, the mutual angles can be randomly arranged, so that the influence of the installation direction of the base is facilitated, and the adaptability of the supporting mechanism to the ground environment is well improved; the rotation adjuster 3 comprises a sliding cylinder 31, an adapter plate 32 and a rotating shaft 35, the sliding cylinder 31 is sleeved outside the vertical guide rod 2, the top of the sliding cylinder 31 is provided with a sliding cylinder screw hole, the locking screw 6 is arranged in the sliding cylinder screw hole, one side of the sliding cylinder 31 is fixedly connected with the adapter plate 32, circular arc through grooves 34 are symmetrically distributed on two sides of the adapter plate 32, the rotating shaft 35 is arranged on one side of the adapter plate 32, the rotating shaft 35 is matched with the rotating hole of the supporting plate 4 and is fixed through the adjuster screw 8, the hinge connection mode of the supporting plate 4 and the rotating adjuster 3 can ensure that the supporting plate can freely rotate in 360 degrees, the symmetrically arranged adjuster screws 8 can effectively fix the support plate 4 at any angle, so that the flexibility of the support mechanism is improved, and the support mechanism is possible to adapt to the interface sizes of various machine bodies; a plurality of transverse through grooves 41, vertical through grooves 42 and inclined through grooves 43 are uniformly distributed on the plane of the supporting plate 4, and the transverse through grooves 41, the vertical through grooves 42 and the inclined through grooves 43 are all connected with the machine body through the conversion gasket 7, so that the problem of combination and matching of different specifications, different positions and different numbers of threaded holes is perfectly solved, the reliable connection of the supporting surface of the machine body and the supporting plate 4 is ensured, and the device is convenient, rapid and free; horizontal logical groove 41, vertical logical groove 42 and slope logical groove 43 three direction to evenly distributed neatly arranges, can compensate this strutting arrangement like this can't realize through about, rotatory mode such as more than 2 screw hole position collocation not enough.
The base 1 is the foundation of the supporting device, and is used for being in contact with the ground and bearing the gravity load of the whole structure and the test piece. The foundation trench provided on the base 1 can rigidly fix the supporting device and the foundation through foundation bolts.
The support device is characterized in that a protruding hexagonal structure is arranged above the base 1, a threaded hole structure is arranged in the hexagonal structure, the bottom of the vertical guide rod 2 is of a stud structure, threads are arranged in the protruding hexagonal structure on the upper portion of the base 1 and form a threaded hole, the threaded hole is matched with the threaded end of the vertical guide rod 2 and is locked in the direction through a locking nut 5, and the orientation of the support surface of the support device is adjusted freely.
The surface material of the vertical guide rod 2 is smooth, so that the vertical sliding of the rotary adjuster 3 can be ensured.
The integral structure of the supporting plate 4 is a plate-shaped cuboid structure, and the outer end of the supporting plate 4 is designed to be a circular structure for reducing the turning radius.
The conversion gasket 7 is a trapezoidal structure gasket designed for matching with the through groove of the supporting plate 4 and considering different specifications of the threaded holes on the end face of the machine body, the specific structure is a square boss protruding on the basis of a common gasket, the middle part of the gasket is a through hole with different specifications, the square boss is matched with the supporting plate 4 to prevent the gasket from rotating, the circular structure bears pressure to ensure that the supporting device is reliably connected with the machine body, and the through holes with different specifications are favorable for selecting the specifications of bolts.
The vertical guide rod 2 is of a cylindrical structure with a local flat-cut part, a plurality of guide rod threaded holes 21 are uniformly distributed in the middle flat-cut position of the vertical guide rod 2, a vertical through groove 33 communicated with the sliding cylinder threaded hole is formed in the middle of the sliding cylinder 31, and the guide rod threaded holes 21 are connected with the vertical through groove 33 through fixing screws 9, so that the vertical guide rod 2 is fixedly connected with the rotary adjuster 3, the rotary adjuster 3 can realize stepless vertical sliding along the vertical guide rod 2 and fastening and locking of the fixing screws 9, the position requirements of the guide rod threaded holes 21 with different positions and heights on a machine body are accurately met, the coordination and consistency of a plurality of supporting bottom surfaces are ensured, and the pre-tightening is convenient, safe and reliable.
The groove specifications of the transverse through groove 41, the vertical through groove 42 and the inclined through groove 43 are all larger than the specification of a threaded hole of the end face of the conventional machine body, so that the specification of the threaded hole of the end face of the conventional machine body is contained downwards.
The working principle of the general supporting device for the engine body fatigue test is as follows:
the general support device for the body fatigue test is operated as shown in figure 1, and the device is firstly combined and formed according to the structural arrangement. The device is placed on the connecting end face of a machine body, and threaded holes (not less than 2) needing to be connected are selected through the swinging support plate 4. Selecting a proper conversion washer 7 and a proper bolt to connect the supporting device with the machine body, adjusting the position height of the rotary adjuster 3 to enable the base 1 to be in contact with the ground, locking a locking screw 6, fixing the supporting height, then adjusting the direction of the base 1 and locking the base by using a locking nut 5, preventing interference with equipment in the later period, fastening all connecting bolts and keeping the rigidity state of the supporting device;
four sets of general strutting arrangement of organism fatigue test are a set of usually in the use, accomplish the supporting role of organism jointly. In order to ensure the coordination of all supporting points on the supporting height, the whole machine body and the supporting device can be lifted by a crane, the locking screw 6 is finely adjusted to enable the rotary adjuster 3 to slide up and down, finally the bases 1 of the four sets of devices simultaneously fall to the ground and ensure the machine body to be horizontal, and finally the fixing screw 9 is fastened to enable the supporting device to enter a completely rigid connection state, so that the purpose of effectively supporting the machine body is achieved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a general strutting arrangement of engine organism fatigue test which characterized in that: the device comprises a base (1), a vertical guide rod (2), a rotary adjuster (3), a support plate (4) and a conversion washer (7), wherein the top of the base (1) is connected with the bottom of the vertical guide rod (2) and is locked by a locking nut (5), the rotary adjuster (3) comprises a sliding cylinder (31), an adapter plate (32) and a rotating shaft (35), the sliding cylinder (31) is sleeved outside the vertical guide rod (2), a sliding cylinder screw hole is formed in the top of the sliding cylinder (31), a locking screw (6) is installed inside the sliding cylinder screw hole,
one side of the sliding cylinder (31) is fixedly connected with the adapter plate (32), circular arc through grooves (34) are symmetrically distributed on the left side and the right side of the adapter plate (32), one side of the adapter plate (32) is provided with the rotating shaft (35), the rotating shaft (35) is matched with a rotating hole of the supporting plate (4) and fixed through an adjuster screw (8), a plurality of transverse through grooves (41), a plurality of vertical through grooves (42) and inclined through grooves (43) are uniformly distributed on the plane of the supporting plate (4), the transverse through grooves (41), the vertical through grooves (42) and the inclined through grooves (43) are all connected with the machine body through the conversion gasket (7), a vertical through groove (33) communicated with a threaded hole of the sliding cylinder is arranged in the middle of the sliding cylinder (31), the vertical guide rod (2) is of a cylindrical structure with a partially flattened, and a plurality of guide rod threaded holes (21) are uniformly distributed in the middle of the vertical guide rod, the guide rod threaded hole (21) is connected with the vertical through groove (33) through a fixing screw (9), so that the vertical guide rod (2) is fixedly connected with the rotary adjuster (3).
2. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the bottom of the base (1) is provided with a foundation trench.
3. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the upper portion of the base (1) is provided with a protruding hexagonal structure, the interior of the hexagonal structure is of a threaded hole structure, and the bottom of the vertical guide rod (2) is of a stud structure.
4. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the surface material of the plumb guide rod (2) is smooth.
5. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the integral structure of the supporting plate (4) is a plate-shaped cuboid structure.
6. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the conversion gasket (7) is a gasket with a trapezoidal structure, the boss of the conversion gasket (7) is a square boss, and the middle of the conversion gasket is provided with through holes with different specifications.
7. The universal supporting device for the fatigue test of the engine body as claimed in claim 1, wherein: the groove specifications of the transverse through groove (41), the vertical through groove (42) and the inclined through groove (43) are all larger than the specifications of threaded holes on the end face of a conventional machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811279706.0A CN109580232B (en) | 2018-10-30 | 2018-10-30 | General strutting arrangement of engine body fatigue test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811279706.0A CN109580232B (en) | 2018-10-30 | 2018-10-30 | General strutting arrangement of engine body fatigue test |
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| Publication Number | Publication Date |
|---|---|
| CN109580232A CN109580232A (en) | 2019-04-05 |
| CN109580232B true CN109580232B (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811279706.0A Active CN109580232B (en) | 2018-10-30 | 2018-10-30 | General strutting arrangement of engine body fatigue test |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110954342A (en) * | 2019-12-18 | 2020-04-03 | 东风(武汉)实业有限公司 | Angle-variable strength tester |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT7073U3 (en) * | 2004-05-24 | 2005-05-25 | Avl List Gmbh | TEST STAND FOR INTERNAL COMBUSTION ENGINES |
| CN201107181Y (en) * | 2007-11-20 | 2008-08-27 | 大庆石油管理局 | Three-dimensional adjustable permanent support frame of engine |
| CN202928806U (en) * | 2012-11-13 | 2013-05-08 | 凯迈(洛阳)机电有限公司 | Engine support |
| CN203053704U (en) * | 2012-11-20 | 2013-07-10 | 凯迈(洛阳)机电有限公司 | Engine adjustable support |
| CN204413892U (en) * | 2014-12-15 | 2015-06-24 | 重庆健森动力机械有限公司 | Engine performance detects adjustable positioning mechanism |
| CN206388432U (en) * | 2016-11-22 | 2017-08-08 | 天津北洋弘合科技有限公司 | A kind of mechatronics multi-functional template |
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