CN220015863U - Connecting device for hub mounting plate and testing equipment - Google Patents
Connecting device for hub mounting plate and testing equipment Download PDFInfo
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- CN220015863U CN220015863U CN202321623139.2U CN202321623139U CN220015863U CN 220015863 U CN220015863 U CN 220015863U CN 202321623139 U CN202321623139 U CN 202321623139U CN 220015863 U CN220015863 U CN 220015863U
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- 238000009434 installation Methods 0.000 description 11
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- 230000001105 regulatory effect Effects 0.000 description 4
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- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a connecting device for a hub mounting plate and test equipment, which realizes the universality of connection with a four-point/five-point hub mounting plate by means of positioning mounting structures on two sides of a first connecting flange and by adjusting the mounting positions of a first adjusting block and a second adjusting block. The scheme can realize the connection of various tested vehicle types and testing equipment, has strong universality, good centering performance, firm connection and reliability, and is convenient and quick to disassemble and assemble.
Description
Technical Field
The utility model relates to the technical field of shaft coupling tests, in particular to a connecting device of a hub mounting disc and test equipment.
Background
The automobile tire assembly and the hub mounting plate are fastened through four-point or five-point bolts, and the distribution diameter of the fastening points is different from 100mm to 130 mm. After removal of the tire, a universal connection is required for the hub mounting plate to connect with the shaft coupling test equipment assembly. The connecting device has the characteristics of firm and reliable connection, good centering performance and convenient and quick disassembly and assembly.
The existing scheme is to customize the switching structure of different sizes and the number of the fastening points to different vehicle types to realize the installation, standard bolts and nuts are adopted to fasten between the hub mounting plate and the connecting device, and reaming bolts and standard nuts are adopted to fasten between two flanges of the connecting device.
At present, no connecting device can realize the universality of four-point/five-point hub fastening forms; the standard nut is easy to generate bite marks, so that the locking capacity is reduced; the disassembly and assembly are laborious and the time consumption is long.
Disclosure of Invention
In view of the above, the utility model provides a device for connecting a hub mounting plate and test equipment, which has the characteristics of strong universality and convenient disassembly and assembly.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a connection device of a hub mounting plate and a test apparatus, comprising: the first adjusting block, the second adjusting block and the first connecting flange;
the first connection flange is provided with a confining hole distributed along the circumferential direction, and the confining hole comprises: the device comprises a shared confining hole, four-point confining holes and five-point confining holes, wherein one four-point confining hole is arranged opposite to the one shared confining hole, and the two five-point confining holes are respectively positioned at two circumferential sides of the four-point confining hole;
the first connecting flange is also provided with two positioning and mounting structures which are respectively positioned between the two five-point fastening holes and the common fastening hole; the first adjusting block and the second adjusting block are respectively provided with an adjusting and fastening hole; the first adjusting block and the second adjusting block are respectively detachably arranged on the two positioning and mounting structures, and the adjusting fastening holes, the shared fastening holes, the four-point fastening holes and the five-point fastening holes are positioned on the same circumference during mounting;
when the first adjusting block is arranged on one of the two positioning and mounting structures, the adjusting fastening holes of the first adjusting block, the adjusting fastening holes of the second adjusting block, the two five-point fastening holes and the common fastening hole are circumferentially distributed;
when the first adjusting block is arranged on the other of the two positioning and mounting structures, the adjusting and fastening holes of the first adjusting block, the adjusting and fastening holes of the second adjusting block, the common fastening hole and the four-point fastening hole are circumferentially distributed.
Preferably, the two positioning and mounting structures are symmetrical with respect to the common fastening hole, and the positioning and mounting structures include: the adjusting block positioning hole is formed in the first connecting flange; the structure of the adjusting block positioning hole is symmetrical about an adjusting symmetry axis, and the adjusting symmetry axis is arranged along the radial direction of the first connecting flange;
the first adjusting block is provided with an adjusting block positioning molded surface which is of an axisymmetric structure matched with the adjusting block positioning hole; the first adjusting block and the second adjusting block are identical in structure.
Preferably, the positioning hole of the adjusting block at least covers five-point adjusting positions and four-point adjusting positions;
the two five-point adjusting positions, the two five-point confining holes and the common confining holes are circumferentially distributed; the two four-point adjusting positions, the common fastening hole and the four-point fastening holes are circumferentially distributed.
Preferably, the positioning hole of the adjusting block is fan-shaped and is positioned on the same circumference with the shared fastening hole, the four-point fastening hole and the five-point fastening hole; or the positioning hole of the adjusting block is rectangular or circular.
Preferably, the positioning and mounting structure further includes: the adjusting block fastening holes are formed in the first connecting flange and are positioned on two sides of the circumference of the adjusting block positioning hole;
the first adjusting block is provided with a countersunk head fastening hole which is in threaded connection and matched with the adjusting block fastening hole.
Preferably, the common fastening hole, the four-point fastening hole and the five-point fastening hole are all waist-shaped holes and extend along the radial direction of the first connecting flange.
Preferably, the first connection flange is provided with a dynamic balance adjustment hole;
the two dynamic balance adjustment holes are respectively positioned at two circumferential sides of the common confining hole.
Preferably, the first connecting flange is provided with a plurality of dynamic balance adjusting threaded holes distributed along the circumferential direction.
Preferably, the method further comprises: a first nut for connecting the first connection flange and the hub mounting plate;
one end of the nut body of the first nut is provided with a fastening flange, a cylindrical positioning surface and a conical positioning surface;
one side of the fastening flange is connected with the nut body, the other end of the fastening flange is connected with the large-diameter end of the conical positioning surface, the small-diameter end of the conical positioning surface is connected with the cylindrical positioning surface, and the outer diameter of the cylindrical positioning surface is matched with the diameter of the fastening hole.
Preferably, the method further comprises: the second nut, the flange connecting bolt and the second connecting flange;
the second connecting flange is connected with the first connecting flange through the flange connecting bolt;
one end of the nut body of the second nut is provided with a fastening flange, a cylindrical positioning surface and a conical positioning surface;
one side of the confining flange is connected with the nut body, the other end of the confining flange is connected with the large-diameter end of the conical positioning surface, the small-diameter end of the conical positioning surface is connected with the cylindrical positioning surface, and the outer diameter of the cylindrical positioning surface is matched with the diameter of the connecting hole of the second connecting flange.
According to the technical scheme, the connecting device of the hub mounting plate and the testing equipment can realize connection of various tested vehicle types and the testing equipment, and is high in universality, good in centering performance, firm and reliable in connection, and convenient and quick to disassemble.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a first connecting flange according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a special nut according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of five-point installation of a first connecting flange according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a four-point installation of a first connecting flange according to an embodiment of the present utility model;
FIG. 5 is a half cross-sectional view of an assembly of a hub mounting plate and a connection device of a test apparatus provided by an embodiment of the present utility model;
FIG. 6 is an exploded view of an assembly of a hub mounting plate and a connection device for a test apparatus according to an embodiment of the present utility model.
1. The first adjusting block, 11, countersunk head confining holes, 12, adjusting the confining holes;
2. a second adjustment block;
3. the device comprises a first connecting flange, a 31-butt joint confining hole, a 32-dynamic balance adjusting hole, a 33-adjusting block positioning hole, a 34-shared confining hole, a 35-adjusting block confining hole, a 36-four-point confining hole, a 37-five-point confining hole and a 38-dynamic balance adjusting threaded hole;
4. the first nut, 41, the confinement flange, 42, the cylindrical locating surface, 43, the conical locating surface, 44, the nut body;
5. a second nut, a flange connecting bolt;
7. a second connection flange 71. A test device connection hole;
8. the adjusting block is used for fastening the bolt.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The device for connecting the hub mounting plate and the test equipment is characterized by comprising the following components: the first adjusting block 1, the second adjusting block 2 and the first connecting flange 3 can be structurally shown by referring to fig. 6;
wherein, the first flange 3 has seted up the confinement hole of arranging along circumference, and the confinement hole includes: common fastening holes 34, four-point fastening holes 36 and five-point fastening holes 37, as shown in fig. 1, which are all parallel to and pass through the axial direction of the first connection flange 3 and are located on the same radial circumference; the structure can be shown by referring to fig. 1, one four-point fastening hole 36 and one common fastening hole 34 are arranged oppositely (namely, at 180 degrees), and two five-point fastening holes 37 are respectively positioned at two circumferential sides (which can be specifically at 36 degrees) of the four-point fastening hole 36;
the first connecting flange 3 is also provided with two positioning and mounting structures which are respectively positioned between the two five-point fastening holes 37 and the common fastening hole 34; the first adjusting block 1 and the second adjusting block 2 are respectively provided with an adjusting and confining hole 12; the first adjusting block 1 and the second adjusting block 2 are respectively detachably arranged on the two positioning and mounting structures, and the adjusting and fastening holes 12 and the common fastening holes 34, the four-point fastening holes 36 and the five-point fastening holes 37 are positioned on the same circumference during mounting;
when the first adjusting block 1 is arranged in one of the two positioning and mounting structures, the adjusting and fastening holes 12 of the first adjusting block 1, the adjusting and fastening holes 12 of the second adjusting block 2, the two five-point fastening holes 37 and the common fastening hole 34 are circumferentially distributed; the structure can be shown by referring to fig. 3, namely, the adjustment fastening holes 12 of the first adjusting block 1 and the second adjusting block 2 are respectively positioned at five-point adjustment positions on the left side and the right side, and form a five-point fastening form with the upper shared fastening hole 34 and the lower two five-point fastening holes 37;
when the first adjusting block 1 is arranged on the other of the two positioning and mounting structures, the adjusting and fastening holes 12 of the first adjusting block 1, the adjusting and fastening holes 12 of the second adjusting block 2, the common fastening holes 34 and the four-point fastening holes 36 are circumferentially arranged; the structure can be shown by referring to fig. 4, that is, the adjustment fastening holes 12 of the first adjusting block 1 and the second adjusting block 2 are respectively positioned at four points on the left side and the right side, and form a five-point fastening form with the upper shared fastening hole 34 and the lower four-point fastening hole 36.
According to the technical scheme, the connection device of the hub mounting plate and the test equipment provided by the embodiment of the utility model can realize the switching of four/five-point confinement forms by means of the positioning mounting structures at two sides of the first connection flange 3 and by adjusting the mounting positions of the first adjusting block 1 and the second adjusting block 2, so that the universality of the connection device is improved and the use is convenient.
Further, the two positioning and mounting structures are symmetrical about the common fastening hole 34, and the positioning and mounting structures include: an adjusting block positioning hole 33 formed in the first connecting flange 3; the structure of the adjusting block positioning hole 33 is symmetrical about an adjusting symmetry axis, which is arranged along the radial direction of the first connecting flange 3;
the first adjusting block 1 is provided with an adjusting block positioning molded surface which is of an axisymmetric structure matched with the adjusting block positioning hole 33; the first adjusting block 1 and the second adjusting block 2 have the same structure and interchangeability. When the mounting position of the first adjusting block 1 is changed in combination with the form switching of fig. 3 to 4, the first adjusting block 1 is equivalent to rotating in the circumferential direction of the first connecting flange 3 due to the structural characteristics of the two side adjusting block positioning holes 33; by means of the eccentricity of the regulating and confining holes 12, the position change of the corresponding central angles of the regulating and confining holes 12 is realized in the rotating process, and the switching from the five-point regulating position to the four-point regulating position is realized.
Preferably, the adjusting block positioning hole 33 covers at least five-point adjusting positions and four-point adjusting positions for easy assembly, and the structure thereof can be shown with reference to fig. 1;
wherein, two five-point adjusting positions, two five-point confining holes 37 and a shared confining hole 34 are distributed along the circumferential direction; two four-point adjustment positions, a common fastening hole 34 and four-point fastening holes 36 are circumferentially arranged.
Specifically, the adjusting block positioning hole 33 is a sector, and is located on the same circumference as the common fastening hole 34, the four-point fastening hole 36, and the five-point fastening hole 37. The adjusting block positioning hole 33 is used as a positioning and mounting structure and is used for a connecting piece matched with the hub mounting plate to pass through, so that the integration level is improved. Of course, the adjusting block positioning hole 33 may be in other axisymmetric patterns such as rectangular, circular, etc., and will not be described in detail.
In this embodiment, the positioning and mounting structure further includes: the adjusting block fastening holes 35 are formed in the first connecting flange 3 and positioned on two sides of the circumference of the adjusting block positioning hole 33, and the structure of the adjusting block fastening holes can be shown by referring to fig. 1;
the first adjusting block 1 is provided with a countersunk head confining hole 11 which is in threaded connection and matched with the adjusting block confining hole 35, and the structure of the countersunk head confining hole can be shown by referring to fig. 3 so as to realize firm and reliable positioning and installation.
Further, the common fastening hole 34, the four-point fastening hole 36 and the five-point fastening hole 37 are all waist-shaped holes and extend in the radial direction of the first connection flange 3 to adapt to various hub mounting plates (fastening bolts have different center distances).
Whereas the first connecting flange 3 has only one fastening hole (the common fastening hole 34) on one side and three fastening holes (a four-point fastening hole 36 and five-point fastening holes 37 on both sides) on the other side, in order to locate the centroid on the geometric center axis, the first connecting flange 3 is provided with a dynamic balance adjustment hole 32, and the structure thereof can be shown in fig. 1;
the two dynamic balance adjustment holes 32 are respectively positioned at two circumferential sides of the common fastening hole 34 so as to correspond to the mass center influence of the two five-point fastening holes 37.
Preferably, the first connecting flange 3 is provided with a plurality of dynamic balance adjustment threaded holes 38 distributed along the circumferential direction, and the structure thereof can be shown with reference to fig. 5 and 6, so as to adjust the position of the center of mass of the assembly body when two assembly forms are switched by four/five point fastening.
The device for connecting the hub mounting plate and the test equipment provided by the embodiment of the utility model further comprises: a first nut 4 for connecting the first connection flange 3 and the hub mounting plate, the structure of which can be seen with reference to fig. 6;
wherein, one end of the nut body 44 of the first nut 4 is provided with a fastening flange 41, a cylindrical positioning surface 42 and a conical positioning surface 43, and the structure thereof can be shown by referring to fig. 2;
one side of the fastening flange 41 is connected with the nut body 44, the other end is connected with the large diameter end of the conical positioning surface 43, the small diameter end of the conical positioning surface 43 is connected with the cylindrical positioning surface 42, the outer diameter of the cylindrical positioning surface 42 is matched with the diameters of fastening holes (the common fastening hole 34, the four-point fastening hole 36, the five-point fastening hole 37 and the adjustment fastening hole 12), and the outer diameter of the cylindrical positioning surface 42 is matched with the outer diameter of a bolt (not shown in the figure) for connecting the wheel hub mounting plate.
The device for connecting the hub mounting plate and the test equipment provided by the embodiment of the utility model further comprises: a second nut 5, a flange connection bolt 6 and a second connection flange 7, the structure of which can be seen with reference to fig. 6;
the second connecting flange 7 is connected to the first connecting flange 3 through a flange connecting bolt 6;
one end of the nut body 44 of the second nut 5 is provided with a fastening flange 41, a cylindrical positioning surface 42 and a conical positioning surface 43, and the structure of the fastening flange can be shown with reference to fig. 2;
one side of the confining flange 41 is connected with a nut body 44, the other end is connected with a large-diameter end of a conical positioning surface 43, a small-diameter end of the conical positioning surface 43 is connected with a cylindrical positioning surface 42, and the outer diameter of the cylindrical positioning surface 42 is matched with the diameter of a butt-joint confining hole of the second connecting flange 7.
The present solution is further described below in connection with specific embodiments:
the object of the present utility model is to provide an apparatus for connecting a hub mounting plate with a test device. The device has the characteristics of strong universality, convenient disassembly and assembly and the like, and is characterized by comprising the following components:
first connection flange 3: the first connecting flange 3 is connected with the hub mounting plate and is restrained by a first nut 4. The first flange 3 is provided with four/five point fastening forms of common fastening holes 34, four point fastening holes 36, five point fastening holes 37, two adjusting block mounting and positioning holes 33, four adjusting block fastening holes 35, two dynamic balance adjusting holes 32, sixteen dynamic balance adjusting threaded holes 38 and six butting fastening holes 31 of the first/second connecting flange.
The dynamic balance adjusting holes 32 may be two circular holes or any through holes or blind holes with any shape and number, so long as the mass center of the assembly shown in fig. 3 is located on the geometric central axis.
Because the assembly form of fig. 4 is different from that of fig. 3, the mass center of the assembly body is changed, so that the position of the mass center of the assembly body of fig. 4 needs to be adjusted through the dynamic balance adjusting threaded hole 38. The adjusting method comprises the following steps: and determining the position of the balance weight through dynamic balance test, and screwing bolts into corresponding hole sites to perform balance weight, so that the aim of adjusting the mass center position is fulfilled. The number of the dynamic balance adjusting threaded holes 38 can be any number, and the circumferences of the dynamic balance adjusting threaded holes are uniformly distributed.
Wherein, one common fastening hole 34, one four-point fastening hole 36 and two five-point fastening holes 37 in four/five-point fastening form are elongated holes to meet the fastening requirement of fastening bolts with the distribution diameter of 100mm-130 mm.
1. A first nut 4 and a second nut 5: the special nut is characterized in that a fastening flange 41, a conical positioning surface 43 and a cylindrical positioning surface 42 are added compared with a standard nut. The device is mainly used for the confinement of the first connecting flange 3 and the hub mounting plate and the confinement between the first connecting flange and the second connecting flange. The cylindrical positioning surface 42 is positioned between the bolt and the inner surface of the fastening hole, and the common fastening hole 34, the four-point fastening hole 36 and the five-point fastening hole 37 in a four/five-point fastening mode can be added, so that the installation of the first connecting flange 3 and the hub mounting plate is facilitated; meanwhile, the fit clearance between the stud on the hub mounting plate and the first connection flange 3 plate can be reduced, and the confinement reliability is improved; the conical positioning surface 43 of the nut can automatically center the hole site in the screwing process, so that the centering performance of the first connecting flange 3 is improved; the damage to the fastening nut caused by the gap between the hub mounting plate stud and the first connecting flange 3 is avoided.
2. A first adjusting block 1 and a second adjusting block 2: is of a symmetrical structure. The external contours of the first adjusting block 1 and the second adjusting block 2 must be axisymmetric patterns, and the external contours of the first adjusting block and the second adjusting block may be other axisymmetric patterns such as a rectangle, a circle, etc. in this document, which are not described in detail. The adjusting block is provided with one adjusting and fastening hole 12 in the form of two countersunk head fastening holes 11 and four/five points fastening, wherein the four/five points fastening is realized by adopting four bolt fastening or five bolt fastening modes for the hub and the hub mounting plate.
Wherein the four/five point fastening form adjusting holes 12 are strip holes to meet the fastening requirement of fastening bolts with the distribution diameter of 100mm-130 mm. Any adjusting block can be assembled into any adjusting block positioning hole 33 of the first connecting flange 3, the adjusting block is restrained with the first connecting flange 3 through bolts, and when the installation positions of the two adjusting blocks are adjusted, the four-point restraining mode and the five-point restraining mode can be switched, wherein the four/five-point restraining mode is that the hub and the hub installation plate adopt four bolt restraining or five bolt restraining modes.
3. Second connection flange 7: the second connecting flange 7 is connected with the first connecting flange 3 through flange connecting bolts 6 and second nuts 5, and the second connecting flange 7 is provided with six first/second flange butt-joint confining holes and one testing equipment connecting hole 71.
In order to meet the precision requirement, four/five points in the first connecting flange 3 share a fastening hole 34, one four points fastening hole 36, two five points fastening holes 37, two adjusting block positioning holes 33, four adjusting block fastening holes 34 and two dynamic balance adjusting holes 32, and six first/two flange butt joint fastening holes are required to be processed in one fastening, so that secondary fastening errors are avoided; the first nut 4 and the second nut 5 are required to be clamped and processed by a lathe once so as to ensure the coaxiality of the structure; the step structure of the first adjusting block 1 and the second adjusting block 2, two and four/five point adjustment and restraint holes 12 of the countersunk head restraint holes 11 are completed by one-time clamping processing of a milling machine.
In order to meet the rigidity, strength and wear resistance of the connecting device, the parts are modulated by 45# steel.
The working principle of the utility model is as follows: the installation position of the adjusting block is determined according to the number of the limiting points of the hub installation plate of the tested vehicle, if the installation form is five points, the adjusting block is installed according to the figure 3, the assembly form of the figure 3 is calculated to be designed into a balanced state, and dynamic balance adjustment is not needed, so that the adjusting block can be directly used; if the four-point installation form is adopted, the adjusting block is assembled according to fig. 4, and the adjusting block is used after the dynamic balance is adjusted through sixteen dynamic balance adjusting threaded holes 38, and the adjusting method is as follows: determining the position of a counterweight through dynamic balance test, screwing bolts into corresponding hole sites to counterweight, and adjusting the position of the mass center to the rotation axis; the first connecting flange 3 and the hub mounting plate of the tested vehicle are restrained by a first nut 4; the second connecting flange 7 is in interference connection with the testing equipment through the testing equipment connecting hole 71 and is not detachable; the second connecting flange 7 and the first connecting flange 3 are fastened by the flange connecting bolts 6 and the second nuts 5.
In summary, the embodiment of the utility model discloses a device for connecting a hub mounting plate and test equipment, which has the following advantages:
1. the universal connection with the four-point/five-point hub mounting disc is realized by adjusting the mounting positions of the first adjusting block 1 and the second adjusting block 2 on the first connecting flange 3. The four/five-point fastening mode is that the hub and the hub mounting plate adopt four bolt fastening or five bolt fastening modes.
2. The first connecting flange 3 and the adjusting block adopt strip-shaped fastening holes to fasten fastening bolts with the distribution diameter of 100mm-130 mm.
3. The first nut 4 and the second nut 5 are special nuts, and the automatic centering in the confinement process is realized by adopting a conical surface structure.
4. The special nut adopts the cylindrical surface structure 42 to reduce the assembly time, prolong the service life of the nut and ensure firm and reliable connection.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A connection device for a hub mounting plate and a test apparatus, comprising: the device comprises a first adjusting block (1), a second adjusting block (2) and a first connecting flange (3);
the first connecting flange (3) is provided with a confining hole distributed along the circumferential direction, and the confining hole comprises: a common fastening hole (34), four-point fastening holes (36) and five-point fastening holes (37), wherein one four-point fastening hole (36) is arranged opposite to the common fastening hole (34), and the two five-point fastening holes (37) are respectively positioned at two circumferential sides of the four-point fastening hole (36);
the first connecting flange (3) is also provided with two positioning and mounting structures which are respectively positioned between the two five-point fastening holes (37) and the shared fastening hole (34); the first adjusting block (1) and the second adjusting block (2) are respectively provided with an adjusting and fastening hole (12); the first adjusting block (1) and the second adjusting block (2) are respectively and detachably arranged on the two positioning and mounting structures, and the adjusting fastening holes (12) and the shared fastening holes (34), the four-point fastening holes (36) and the five-point fastening holes (37) are positioned on the same circumference during mounting;
when the first adjusting block (1) is arranged on one of the two positioning and mounting structures, the adjusting fastening holes (12) of the first adjusting block (1), the adjusting fastening holes (12) of the second adjusting block (2), the two five-point fastening holes (37) and the common fastening hole (34) are circumferentially distributed;
when the first adjusting block (1) is arranged on the other of the two positioning and mounting structures, the adjusting fastening holes (12) of the first adjusting block (1), the adjusting fastening holes (12) of the second adjusting block (2), the common fastening holes (34) and the four-point fastening holes (36) are circumferentially distributed.
2. The hub mounting plate and test equipment connection device according to claim 1, wherein two of said positioning mounting structures are symmetrical about said common fastening hole (34), said positioning mounting structures comprising: an adjusting block positioning hole (33) formed in the first connecting flange (3); the structure of the adjusting block positioning hole (33) is symmetrical about an adjusting symmetry axis, and the adjusting symmetry axis is arranged along the radial direction of the first connecting flange (3);
the first adjusting block (1) is provided with an adjusting block positioning molded surface, and the adjusting block positioning molded surface is of an axisymmetric structure matched with the adjusting block positioning hole (33); the first adjusting block (1) and the second adjusting block (2) are identical in structure.
3. The hub mounting plate and test equipment connection according to claim 2, characterized in that the adjustment block positioning hole (33) covers at least five and four adjustment positions;
two five-point adjusting positions, two five-point confining holes (37) and the common confining holes (34) are circumferentially distributed; the two four-point adjusting positions, the common fastening hole (34) and the four-point fastening hole (36) are circumferentially arranged.
4. A hub mounting plate and test equipment connection device according to claim 3, characterized in that the adjusting block positioning hole (33) is sector-shaped and is located on the same circumference as the common fastening hole (34), four-point fastening hole (36) and five-point fastening hole (37); or the adjusting block positioning hole (33) is rectangular or circular.
5. The hub mounting plate and test equipment connection of claim 2, wherein said positioning mounting structure further comprises: adjusting block confining holes (35) which are arranged on the first connecting flange (3) and positioned on two circumferential sides of the adjusting block positioning holes (33);
the first adjusting block (1) is provided with a countersunk head confining hole (11) which is in threaded connection with the adjusting block confining hole (35).
6. The connection device of a hub mounting plate and a test apparatus according to claim 1, wherein the common fastening hole (34), the four-point fastening hole (36) and the five-point fastening hole (37) are all waist-shaped holes and extend in a radial direction of the first connection flange (3).
7. The connection device of a hub mounting plate and test equipment according to claim 1, wherein the first connection flange (3) is provided with a dynamic balance adjustment hole (32);
the two dynamic balance adjustment holes (32) are respectively positioned at two circumferential sides of the common confining hole (34).
8. The connection device of a hub mounting plate and a test apparatus according to claim 1, wherein the first connection flange (3) is provided with a plurality of dynamic balance adjustment screw holes (38) arranged in a circumferential direction.
9. The hub mounting plate and test equipment connection of claim 1, further comprising: a first nut (4) for connecting the first connection flange (3) and the hub mounting plate;
one end of a nut body (44) of the first nut (4) is provided with a fastening flange (41), a cylindrical positioning surface (42) and a conical positioning surface (43);
one side of the confining flange (41) is connected with the nut body (44), the other end of the confining flange is connected with the large-diameter end of the conical positioning surface (43), the small-diameter end of the conical positioning surface (43) is connected with the cylindrical positioning surface (42), and the outer diameter of the cylindrical positioning surface (42) is matched with the diameter of the confining hole.
10. The hub mounting plate and test equipment connection of claim 1, further comprising: the second nut (5), the flange connecting bolt (6) and the second connecting flange (7);
the second connecting flange (7) is connected to the first connecting flange (3) through the flange connecting bolt (6);
one end of a nut body (44) of the second nut (5) is provided with a fastening flange (41), a cylindrical positioning surface (42) and a conical positioning surface (43);
one side of the confining flange (41) is connected with the nut body (44), the other end of the confining flange is connected with the large-diameter end of the conical positioning surface (43), the small-diameter end of the conical positioning surface (43) is connected with the cylindrical positioning surface (42), and the outer diameter of the cylindrical positioning surface (42) is matched with the diameter of the butt confining hole of the second connecting flange (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623139.2U CN220015863U (en) | 2023-06-25 | 2023-06-25 | Connecting device for hub mounting plate and testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321623139.2U CN220015863U (en) | 2023-06-25 | 2023-06-25 | Connecting device for hub mounting plate and testing equipment |
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| CN220015863U true CN220015863U (en) | 2023-11-14 |
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| CN202321623139.2U Active CN220015863U (en) | 2023-06-25 | 2023-06-25 | Connecting device for hub mounting plate and testing equipment |
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| CN (1) | CN220015863U (en) |
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