CN218674258U - Test bench for automobile instrument desk beam - Google Patents
Test bench for automobile instrument desk beam Download PDFInfo
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- CN218674258U CN218674258U CN202222457822.5U CN202222457822U CN218674258U CN 218674258 U CN218674258 U CN 218674258U CN 202222457822 U CN202222457822 U CN 202222457822U CN 218674258 U CN218674258 U CN 218674258U
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Abstract
The utility model relates to a test rack for motormeter platform crossbeam. The test bench includes: the automobile parking device comprises a base frame, wherein a transverse sliding groove extending along the Y direction of an automobile is arranged on the base frame; and the first connecting piece group comprises a plurality of first connecting pieces, the first connecting pieces can be selectively and detachably installed in the transverse sliding groove, the position of each first connecting piece in the transverse sliding groove is adjustable, and each first connecting piece is provided with a first fixing hole suitable for fixing the front fixing end of the automobile instrument desk beam to be tested. The utility model discloses the test bench can be fixed and have different Y to the motormeter platform crossbeam of the preceding stiff end of position, promotes the suitability, reduces the test cost, improves efficiency of software testing.
Description
Technical Field
The utility model relates to a test equipment technical field specifically relates to a test bench for motormeter platform crossbeam.
Background
The automobile instrument desk beam is an important bearing mechanism on an automobile and is mainly used for mounting automobile instruments, safety airbags, steering systems and the like. When designing the automobile instrument desk beam, in order to avoid the resonance effect between the automobile instrument desk beam and the automobile body, the mode of the automobile instrument desk beam needs to be tested and analyzed. The test bench is a tool clamp designed according to the structure of the automobile instrument desk beam, so that the test device can carry out modal test on the automobile instrument desk beam clamped and fixed on the test bench.
The automobile instrument desk beam generally comprises a main beam, a left fixed end and a right fixed end which are arranged at two ends of the main beam, a lower fixed end which is arranged in the middle of the main beam and a front fixed end which is arranged between the lower fixed end and the left fixed end or between the lower fixed end and the right fixed end. The test bench in the prior art is usually designed and manufactured according to the position of a front fixed end on a main beam after the design of a cross beam of an automobile instrument desk is completed. For example, chinese patent application CN104723136a discloses a modal test tool for a cross beam of an automobile instrument panel. However, the test tool can only detect the automobile instrument desk beam with the front fixed end unchanged in position, and cannot meet the test requirements of automobile instrument desk beams of different specifications. After the detection of the corresponding automobile instrument desk beam is finished, the test tool loses value, and resource waste is caused.
Therefore, there is a need in the art for a new solution to the above problems.
SUMMERY OF THE UTILITY MODEL
In order to improve or solve to a certain extent among the prior art test bench and be difficult to carry out the technical problem fixed to the motormeter platform crossbeam that has different preceding fixed position, the utility model provides a test bench for motormeter platform crossbeam. The test bench includes: the automobile parking device comprises a base frame, wherein a transverse sliding groove extending along the Y direction of an automobile is arranged on the base frame; and the first connecting piece group comprises a plurality of first connecting pieces, the first connecting pieces can be selectively and detachably installed in the transverse sliding groove, the position of each first connecting piece in the transverse sliding groove is adjustable, and each first connecting piece is provided with a first fixing hole suitable for fixing the front fixing end of the automobile instrument desk beam to be tested.
The utility model discloses in a test bench for motormeter platform crossbeam, including bed frame and first connecting piece group. Wherein, a transverse sliding groove extending along the Y direction of the automobile is arranged on the base frame. The first connecting piece group comprises a plurality of first connecting pieces which can be selectively installed in the transverse sliding grooves. In other words, when testing, the utility model discloses the first connecting piece that test bench can select suitable quantity (for example 1, 2, 3 etc.) and the motormeter platform crossbeam that awaits measuring matches according to actual test's needs. In addition, each first link is detachably mounted to the lateral slide groove, and the position in the lateral slide groove is adjustable. Each first connecting piece is also provided with a first fixing hole suitable for fixing the front fixing end of the automobile instrument desk. Through foretell setting, make the utility model discloses the test bench can also adjust every first connecting piece position in horizontal spout according to actual need in a flexible way to adjust the relative horizontal spout of first fixed orifices that forms on first connecting piece in Y ascending position, so that match with the motormeter platform crossbeam that has different Y to the preceding stiff end of position. Therefore, the utility model discloses the test rack can show the suitability that promotes with the test sample of different specifications, reduces test cost, improves efficiency of software testing.
In the above-described preferred embodiment of the test bed for a cross member of an instrument desk of a motor vehicle, the first fixing holes of at least some of the first connecting members are arranged at different positions in the Z direction and/or the X direction of the motor vehicle with respect to the lateral sliding grooves. By configuring the first fixing hole to be different in position in the Z direction and/or the X direction relative to the transverse sliding groove, the front fixing end with different heights in the Z direction and/or different extension lengths in the X direction can be adapted, and the adaptability of the test bench is further improved.
In the above-described preferred embodiment of the test bed for a cross member of a vehicle instrument desk, the single first connecting member is adapted to fix the front fixing end of the cross member of the vehicle instrument desk, which has the single front fixing end, to the base frame, wherein the positions of the first fixing holes of the single first connecting member in the Z direction and the X direction of the vehicle relative to the lateral sliding groove are matched with the positions of the front fixing ends in the Z direction and the X direction of the vehicle relative to the lateral sliding groove. Through the arrangement, the automobile instrument desk beam with the single front fixing end can be conveniently matched with the automobile instrument desk beam with the single front fixing end through selecting the proper single first connecting piece, so that the automobile instrument desk beam with the single front fixing end can be fixed.
In the above preferred technical solution of the test bench for the automobile instrument desk beam, the two first connecting members together are adapted to fix the two front fixing ends of the automobile instrument desk beam having the two front fixing ends to the base frame, respectively, wherein positions of the first fixing holes of the two first connecting members in the Z direction and the X direction of the automobile relative to the transverse sliding groove are respectively matched with corresponding positions of the two front fixing ends in the Z direction and the X direction of the automobile relative to the transverse sliding groove. Through foretell setting for can conveniently match with the vapour instrument desk crossbeam that has two preceding stiff ends through selecting two suitable first connecting pieces, with the realization fixed to the vapour instrument desk crossbeam that has two preceding stiff ends, thereby further promote the utility model discloses test bench's suitability. In addition, the first fixing holes of the two first connecting pieces are configured to be matched with the corresponding front fixing ends respectively, and the reliability of fixing the automobile instrument desk beam can be ensured, so that the test requirement is met.
In the above preferred embodiment of the test bed for a cross member of an instrument desk of a vehicle, the base frame includes: a bottom frame including a front lower beam; and the front frame comprises a front left vertical beam and a front right vertical beam which vertically extend upwards from the left end and the right end of the front lower cross beam respectively, and a front upper cross beam arranged between the front left vertical beam and the front right vertical beam, wherein the transverse sliding groove is formed in the front upper cross beam. Through the arrangement, the front frame has a stable structure. In addition, the transverse sliding groove is arranged on the front upper cross beam and can be conveniently matched with the front fixed end of the automobile instrument desk cross beam to be tested.
In the above-described preferred embodiment of the test bed for the instrument desk cross member of the automobile, the lateral sliding grooves include a first lateral sliding groove and a second lateral sliding groove which are spaced from each other in the Y direction and are bilaterally symmetric along the longitudinal center line of the front upper cross member. Bilateral symmetry arranges's first horizontal spout and the horizontal spout of second can satisfy the fixed demand of the motormeter platform crossbeam of two kinds of motorcycle types of rudder about, improves further the utility model discloses test bench's suitability.
In a preferred embodiment of the test bench for the cross beam of the automotive instrument desk, the base frame further includes: the left side frame and the right side frame are respectively arranged on the left side and the right side of the bottom frame and are connected with the front frame, and vertical sliding grooves extending along the Z direction of the automobile are respectively formed on the left side frame and the right side frame; and the base frame further comprises: and the second connecting piece group comprises a plurality of second connecting pieces, the second connecting pieces can be selectively and detachably fixed on the vertical sliding grooves, the position of each second connecting piece in the vertical sliding groove is adjustable, and a second fixing hole suitable for fixing one of the left and right fixing ends of the automobile instrument desk beam to be tested is formed in each second connecting piece. Through foretell setting for the second connecting piece can be adjusted according to actual need in Z upwards in a flexible way, with about the adaptation motormeter platform crossbeam stiff end in Z ascending different positions, and then realized having about the different fixed of motormeter platform crossbeam of stiff end in Z upwards, further improve the suitability of test bench.
In the above preferred technical scheme of the test bench for the automobile instrument desk beam, the bottom frame further comprises a rear lower beam opposite to the front lower beam, a middle connecting piece is arranged in the middle of the rear lower beam, and a third fixing hole suitable for fixing the lower fixing end of the automobile instrument desk beam to be tested is formed in the middle connecting piece. Through foretell setting for the intermediate junction spare of fixing in the middle part of back bottom end rail can conveniently form fixed connection with the lower fixed end of motormeter platform crossbeam, further improves the reliability of fixed sample.
In the above-described preferred embodiment of the test bed for the cross member of the automobile instrument desk, the bottom frame includes a left side sill and a right side sill which are arranged between the front lower cross member and the rear lower cross member and are opposed to each other; the left side frame comprises a rear left vertical beam vertically extending upwards from the middle of the left lower longitudinal beam; the right side frame comprises a rear right vertical beam vertically extending upwards from the middle of the right lower longitudinal beam, and the vertical sliding grooves are respectively arranged on the rear left vertical beam and the rear right vertical beam. Through the arrangement, the bottom frame has a simple and stable structure. In addition, the vertical sliding grooves are respectively arranged on the rear left vertical beam and the rear right vertical beam and can be conveniently matched with the left fixed end and the right fixed end of the automobile instrument desk.
In the above preferred embodiment of the test bench for the instrument desk cross member of the automobile, the bottom frame further includes a first middle lower longitudinal beam and a second middle lower longitudinal beam arranged between the left lower longitudinal beam and the right lower longitudinal beam at a distance from each other; the front frame further comprises a first front center vertical beam and a second front center vertical beam arranged spaced apart from each other between the front left vertical beam and the front right vertical beam; and the base frame includes first diagonal support beams respectively provided between the first center sill and the first front center sill and between the second center sill and the second front center sill. The arrangement of the first middle lower longitudinal beam and the second middle lower longitudinal beam can enhance the structural strength of the bottom frame. The arrangement of the first front center sill and the second front center sill can correspondingly enhance the structural strength of the front frame. In addition, the arrangement of the first inclined support beams can also enhance the stability of the connection between the bottom frame and the front frame.
In the above preferred embodiment of the test bench for a cross beam of an automobile instrument desk, the base frame further includes: a second diagonal support beam extending obliquely from a junction of the front lower cross member and the front left vertical beam to a junction of the first front middle vertical beam and the front upper cross member; a third diagonal support beam extending obliquely from a junction of the front lower cross member and the front right vertical beam to a junction of the second front center vertical beam and the front upper cross member; a fourth diagonal support beam extending obliquely from a junction of the front lower cross member and the first front center vertical beam to a junction of the front upper cross member and the second front center vertical beam; and a fifth diagonal support beam extending obliquely from a junction of the front lower cross member and the second front center vertical beam to a junction of the front upper cross member and the first front center vertical beam. Through the arrangement, the whole front frame has a regular and stable structure. In addition, because the transverse sliding groove is arranged on the front upper cross beam so as to be matched with the first connecting piece to fix the front fixed end of the automobile instrument desk cross beam, the front upper cross beam is a main bearing point in the whole base frame. Through the arrangement, the front upper cross beam has stronger structural strength so as to meet the test requirement.
In the above preferred technical solution of the test bench for the cross beam of the automobile instrument desk, the left side frame further includes an upper left longitudinal beam horizontally extending from the top of the front left vertical beam to the rear left vertical beam; and the base frame further comprises: a first reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam onto the front upper cross beam; a second reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the front left vertical beam and the left lower longitudinal beam; a third reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the rear lower cross beam and the left lower longitudinal beam; a fourth reinforcing beam extending from a junction of the rear left vertical beam and the left upper side rail to the first middle lower side rail. When the vertical sliding groove is arranged on the rear left vertical beam, the rear left vertical beam is also a main bearing point in the whole base frame. Therefore, through the arrangement, the stability and the structural strength of the rear left vertical beam can be enhanced, so that the test requirement is met.
In the above preferred technical solution of the test bench for the cross beam of the automobile instrument desk, the right side frame further includes a right upper longitudinal beam horizontally extending from the top of the front right vertical beam to the rear right vertical beam; and the base frame further comprises: a fifth reinforcing beam extending from the junction of the rear right vertical beam and the right upper longitudinal beam to the front upper cross beam; a sixth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the front right vertical beam and the right lower side member; a seventh reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the rear lower cross beam and the right lower side member; and an eighth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to the second middle lower side member. When the vertical sliding groove is arranged on the rear right vertical beam, the rear right vertical beam is also a main bearing point in the whole base frame. Therefore, through the arrangement, the stability and the structural strength of the rear right vertical beam can be enhanced to meet the test requirements.
In the above preferred technical solution of the test bench for the instrument desk beam of the automobile, the modal frequency of the base frame is 310Hz-330Hz, and the weight of the base frame is 120Kg-140Kg. Through foretell setting for the bed frame has moderate modal frequency, in order to satisfy the modal test requirement of different motormeter platform crossbeams. In addition, the weight of the base frame is set to be 120Kg-140Kg, so that the base frame has relatively light weight, and the test bench can be applied to other test equipment (such as endurance test equipment) so as to further improve the adaptability of the test bench.
Scheme 1. A test bench for motormeter platform crossbeam, its characterized in that, the test bench includes: the automobile parking device comprises a base frame, wherein a transverse sliding groove extending along the Y direction of an automobile is arranged on the base frame; and the first connecting piece group comprises a plurality of first connecting pieces, the first connecting pieces can be selectively and detachably installed in the transverse sliding groove, the position of each first connecting piece in the transverse sliding groove is adjustable, and each first connecting piece is provided with a first fixing hole suitable for fixing the front fixing end of the automobile instrument desk beam to be tested.
Scheme 5. The test bench for motormeter platform crossbeam according to scheme 1, characterized in that, the bed frame includes: a bottom frame including a front lower beam; and the front frame comprises a front left vertical beam and a front right vertical beam which vertically extend upwards from the left end and the right end of the front lower cross beam respectively, and a front upper cross beam arranged between the front left vertical beam and the front right vertical beam, wherein the transverse sliding groove is formed in the front upper cross beam.
The test bench for the crossmember of the automobile instrument desk according to claim 5, wherein the lateral sliding grooves include a first lateral sliding groove and a second lateral sliding groove that are spaced apart from each other in the Y direction and are bilaterally symmetric along a longitudinal center line of the front upper crossmember.
Scheme 7. The test bench for motormeter platform crossbeam according to scheme 5, characterized in that, the bed frame still includes: the left side frame and the right side frame are respectively arranged on the left side and the right side of the bottom frame and are connected with the front frame, and vertical sliding grooves extending along the Z direction of the automobile are respectively formed on the left side frame and the right side frame; and the test rig further comprising: and the second connecting piece group comprises a plurality of second connecting pieces, the second connecting pieces can be selectively and detachably fixed on the vertical sliding grooves, the position of each second connecting piece in the vertical sliding groove is adjustable, and each second connecting piece is provided with a second fixing hole suitable for fixing one of left and right fixing ends of the automobile instrument desk beam to be tested.
Scheme 8. The test bench for the automobile instrument desk beam according to scheme 7, characterized in that the bottom frame further comprises a rear lower beam opposite to the front lower beam, a middle connecting piece is arranged in the middle of the rear lower beam, and a third fixing hole suitable for fixing a lower fixing end of the automobile instrument desk beam to be tested is arranged on the middle connecting piece.
The test rack for a cross member of an instrument desk of a vehicle according to claim 8, wherein the bottom frame includes a left side sill and a right side sill that are arranged between the front lower cross member and the rear lower cross member and are opposed to each other; the left side frame comprises a rear left vertical beam vertically extending upwards from the middle of the left lower longitudinal beam; the right side frame comprises a rear right vertical beam vertically extending upwards from the middle of the right lower longitudinal beam, and the vertical sliding grooves are respectively arranged on the rear left vertical beam and the rear right vertical beam.
The test rack for the cross member of the instrument desk of the automobile according to claim 9, characterized in that the bottom frame further includes a first middle lower side member and a second middle lower side member arranged between the left lower side member and the right lower side member at a distance from each other; the front frame further comprises a first front center vertical beam and a second front center vertical beam arranged spaced apart from each other between the front left vertical beam and the front right vertical beam; and the base frame further comprises first diagonal support beams respectively provided between the first middle lower longitudinal beam and the first front middle vertical beam and between the second middle lower longitudinal beam and the second front middle vertical beam.
The test rack for the cross beam of the automobile instrument desk according to the claim 10, wherein the left side frame further comprises an upper left longitudinal beam horizontally extending from the top of the front left vertical beam to the rear left vertical beam; and the base frame further comprises: a first reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam onto the front upper cross beam; a second reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the front left vertical beam and the left lower longitudinal beam; a third reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the rear lower cross beam and the left lower longitudinal beam; a fourth reinforcing beam extending from a junction of the rear left vertical beam and the left upper side rail to the first middle lower side rail.
The test rack for the cross beam of the automobile instrument desk according to the claim 12, wherein the right side frame further comprises an upper right longitudinal beam horizontally extending from the top of the front right vertical beam to the rear right vertical beam; and the base frame further comprises: a fifth reinforcing beam extending from the junction of the rear right vertical beam and the right upper longitudinal beam to the front upper cross beam; a sixth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the front right vertical beam and the right lower side member; a seventh reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the rear lower cross beam and the right lower side member; and an eighth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to the second middle lower side member.
Scheme 14. The test bench for the automobile instrument desk beam according to the scheme 1, characterized in that the modal frequency of the base frame is 310Hz-330Hz, and the weight of the base frame is 120Kg-140Kg.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of a first embodiment of a test bed for a cross beam of an automotive instrument desk according to the present invention;
FIG. 2 is a schematic structural view of an embodiment of a base frame of the test bed for a cross beam of an automobile instrument desk according to the present invention;
FIG. 3 is a schematic structural view of a first embodiment of a first connecting member of the test bed for a cross beam of an automobile instrument desk according to the present invention;
FIG. 4 is a schematic structural view of an embodiment of a second connector in a test bed for a cross beam of an automotive instrument desk according to the present invention;
FIG. 5 is a schematic view of the structure of the embodiment of the present invention for fixing the first cross beam of the automobile instrument desk to the test bed of the cross beam of the automobile instrument desk;
FIG. 6 is a schematic structural view of a second embodiment of the test bed for the cross beam of the automobile instrument desk of the present invention;
FIG. 7 is a schematic structural view of a second embodiment of the first connecting member of the present invention, wherein the first connecting member is provided with two pairs of first fixing holes at different positions in the X direction;
figure 8 is a schematic structural diagram of an embodiment of the present invention for a test bed of a dashboard beam to secure a second dashboard beam.
List of reference numerals:
100. a test bench;
1. a base frame; 10. a bottom frame; 101. a front lower cross beam; 102. a rear lower cross beam; 103. a left lower longitudinal beam; 104. a right lower longitudinal beam; 105. a first middle lower longitudinal beam; 106. a second middle lower longitudinal beam; 107. mounting a plate; 1071. mounting holes; 11. a front frame; 111. a front left vertical beam; 112. a front right vertical beam; 113. a front upper cross beam; 1131. a transverse chute; 1131a, a first transverse chute; 1131b, a second transverse chute; 1132. an auxiliary fixing hole; 114. a first front center vertical beam; 115. a second front middle vertical beam; 116. a first inclined support beam; 117a, a second inclined support beam; 117b, a third inclined support beam; 117c, a fourth inclined support beam; 117d, fifth inclined support beam; 12. a left frame; 121. a rear left vertical beam; 1211. a first vertical chute; 122. an upper left stringer; 123. a first reinforcement beam; 124. a second reinforcement beam; 125. a third reinforcing beam; 126. a fourth reinforcing beam; 13. a right frame; 131. a rear right vertical beam; 1311. a second vertical chute; 132. a right upper stringer; 133. fifth reinforcing the beam; 134. a sixth reinforcing beam; 135. a seventh reinforcing beam; 136. an eighth stiffening beam; 2. a first connection member group; 20. a first connecting member; 21. a fixing plate; 22. a connecting plate; 23. reinforcing ribs; 24. a first fixing hole; 25. a first fastener; 3. a second connection member group; 30. a second connecting member; 31. a second connector body; 32. a second fixing hole; 33. a second fastener; 4. an intermediate connecting member; 41. an intermediate connector body; 42. a third fixing hole; 43. a reinforcing plate; 200. a dashboard cross-beam; 200a, a first automobile instrument desk beam; 200b, a second automobile instrument desk beam; 210. a beam body; 220. a front fixed end; 220a, a first front fixing end; 220b, a second front fixing end; 230. a left fixed end; 240. a right fixed end; 250. and a lower fixing end.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In order to improve or solve to a certain extent among the prior art test bench and be difficult to carry out the technical problem fixed to the motormeter platform crossbeam that has different preceding fixed position, the utility model provides a test bench 100 for motormeter platform crossbeam 200. The test stage 100 includes: the automobile chassis comprises a base frame 1, wherein a transverse sliding groove 1131 extending along the Y direction of an automobile is arranged on the base frame 1; and a first connector set 2 including a plurality of first connectors 20, the plurality of first connectors 20 being selectively and detachably mountable to the transverse slide channels 1131, a position of each first connector 20 in the transverse slide channel 1131 being adjustable, a first fixing hole 24 adapted to fix the front fixing end 220 of the automobile instrument desk beam 200 to be tested being provided on each first connector 20.
In this context, unless explicitly stated to the contrary, the term "X-direction of the vehicle" refers to the front-rear direction of the vehicle, the term "Y-direction of the vehicle" refers to the left-right direction of the vehicle, and the term "Z-direction of the vehicle" refers to the up-down direction of the vehicle. In this context, "Y-direction" may also be considered as a first direction, while "X-direction" and "Z-direction" may be considered as a second direction and a third direction, respectively, which are perpendicular to each other.
Fig. 1 is a schematic structural diagram of a first embodiment of the test bench for the cross beam of the automobile instrument desk of the present invention. As shown in fig. 1, in one or more embodiments, the test rack 100 for the cross beam 200 of the present invention comprises a base frame 1, a first connecting member group 2, a second connecting member group 3, and an intermediate connecting member 4.
Fig. 2 is a schematic structural diagram of an embodiment of the pedestal in the test bed for the cross beam of the automobile instrument desk of the present invention. As shown in fig. 2, in one or more embodiments, the base frame 1 includes a bottom frame 10, a front frame 11, a left frame 12, and a right frame 13. The base 1 may be manufactured by machining using a suitable metal material, such as stainless steel. In one or more embodiments, each of the bottom frame 10, the front frame 11, the left frame 12, and the right frame 13 is composed of a plurality of hollow tubes having a square cross section, so that it has good mechanical strength and light weight. In one or more embodiments, the hollow tube has a wall thickness of 5mm. Alternatively, the wall thickness of the hollow tube may be set to other suitable values greater or less than 5mm. Alternatively, the cross-section of the hollow tube may be configured as a rectangle or other suitable shape. The bottom frame 10, the front frame 11, the left frame 12 and the right frame 13 may be formed as a single structure by a welding process, so that the entire base frame 1 has a stable structure to ensure good mechanical strength and high modal frequency. Alternatively, at least a portion of the bottom frame 10, the front frame 11, the left frame 12, and the right frame 13 is composed of a solid metal rod or a rod-like structure made of other suitable materials. In one or more embodiments, the modal frequency of the base frame 1 is 310Hz-330Hz, and the weight of the base frame 1 is 120Kg-140Kg, so that the base frame 1 can not only meet the requirements of modal testing, but also be applied to other testing equipment (such as endurance testing equipment, etc.), thereby improving the adaptability of the whole testing bench 100.
As shown in fig. 2, in one or more embodiments, the bottom frame 10 includes a front lower cross member 101 and a rear lower cross member 102 that are opposed to each other, and a left side sill 103 and a right side sill 104 that are arranged between the front lower cross member 101 and the rear lower cross member 102, so that the entire bottom frame 101 encloses a substantially rectangular shape to obtain a simple and stable structure. Alternatively, the bottom frame 10 may be provided in an isosceles trapezoid or other suitable shape. In one or more embodiments, the bottom frame 10 further includes a first middle bottom stringer 105 and a second middle bottom stringer 106 disposed between the left bottom stringer 103 and the right bottom stringer 104. Each of the first and second center side sills 105 and 106 is parallel to the left and right side sills 103 and 104. The first middle side sill 105 and the second middle side sill 106 are configured to be arranged at regular intervals between the left side sill 103 and the right side sill 104. The arrangement of the first middle side sill 105 and the second middle side sill 106 can enhance the structural strength of the bottom frame 10 to meet the test requirements. Alternatively, 1, 3, or another suitable number of stringers may be provided between the left and right side sills 103, 104.
With continued reference to FIG. 2, in one or more embodiments, 8 mounting plates 107 are provided spaced apart from one another at the lower portion of the base frame 10. These mounting plates 107 can be regarded as feet of the base frame 1. One of the 8 mounting plates 107 is disposed at each of both ends of the left side sill 103, both ends of the right side sill 104, both ends of the first center sill 105, and both ends of the second center sill 106. Each mounting plate 107 has a generally rectangular mounting plate body (not identified in the figures). The mounting plate body can be made of a suitable metal material (such as stainless steel). The mounting plate body can be fixedly connected with the bottom frame 10 by welding, screwing and the like. There are 2 mounting holes 1071 spaced apart from each other on each mounting plate body. Each mounting hole 1071 may be mated with a suitable fastener (e.g., bolt, nut, etc.) to facilitate and secure the bottom frame 10 to a predetermined testing apparatus (not shown). Alternatively, the number of the mounting holes 1071 may be set to other suitable number more or less than 2. Alternatively, the number of the mounting plates 107 may be set to other suitable numbers more or less than 8.
As shown in fig. 2, in one or more embodiments, the front frame 11 includes a front left vertical beam 111 and a front right vertical beam 112 opposite to each other, and a front upper cross beam 113 disposed between the front left vertical beam 111 and the front right vertical beam 112 and opposite to the front lower cross beam 101. Among them, the front left vertical beam 111 is arranged to extend vertically upward from the left end of the front lower cross member 101, and the front right vertical beam 112 is arranged to extend vertically upward from the right end of the front lower cross member 101. The front upper cross member 113 is substantially parallel to the front lower cross member 101. With the above arrangement, the entire front frame 11 has a simple and stable structure.
With continued reference to fig. 2, in one or more embodiments, a lateral slide channel 1131 is provided on the front upper beam 113 to receive any one or more first connectors 20 of the first connector set 2 (see fig. 1 and 6). Based on the orientation shown in fig. 2, the transverse sliding groove 1131 extends substantially in the left-right direction (i.e., the first direction or the Y direction), so that the first connecting member 20 can be adjusted in position within the transverse sliding groove 1131 according to actual needs. The lateral runners 1131 include upper runners (not shown) and lower runners (not shown) disposed on the upper and lower tube walls, respectively, of the front upper beam 113. That is, the lateral slide groove 1131 penetrates in the up-down direction (i.e., the Z direction or the third direction) on the front upper beam 113 so as to receive the first fixing piece 25 of the first connecting piece 20. In one or more embodiments, the lateral runners 1131 include a first lateral runner 1131a and a second lateral runner 1131b spaced apart from each other in the left-right direction. The first lateral runners 1131a and the second lateral runners 1131b are arranged in left-right symmetry with respect to the longitudinal centerline of the front upper cross member 113. Through the arrangement, the transverse sliding groove 1131 can meet the fixing requirements of the automobile instrument desk beam 200 of a left-hand rudder automobile type and a right-hand rudder automobile type at the same time, and the adaptability of the test bench 100 is further improved. In one or more embodiments, 2 auxiliary fixing holes 1132 spaced apart from each other in the left-right direction are further provided on the front upper beam 113. Each of the auxiliary fastening holes 1132 is penetratingly disposed on a front wall and a rear wall (not shown) of the front upper beam 113 and is positioned in the middle of the corresponding first transverse sliding groove 1131a and the second transverse sliding groove 1131b so as to be matched with the corresponding first fastening member 25, thereby improving the fastening strength of the first fastening member 20.
With continued reference to fig. 2, in one or more embodiments, the front frame 11 further includes a first front center vertical beam 114 and a second front center vertical beam 115 disposed between the front left vertical beam 111 and the front right vertical beam 112. Each of the first front center vertical beam 114 and the second front center vertical beam 115 is parallel to the front left vertical beam 111 and the front right vertical beam 112. The first front center vertical beam 114 and the second front center vertical beam 115 are arranged to be evenly spaced between the front left vertical beam 111 and the front right vertical beam 112. In one or more embodiments, the base frame 1 further includes 2 first diagonal support beams 116. As shown in fig. 2, opposite ends of one first inclined support beam 116 are fixed to a rear end of the first middle side sill 105 (i.e., an end of the first middle side sill 105 remote from the front lower cross member 101) and an upper end of the first front middle vertical beam 114 (i.e., an end of the first front middle vertical beam 114 remote from the front lower cross member 101), respectively, and opposite ends of the other first inclined support beam 116 are fixed to a rear end of the second middle side sill 106 and an upper end of the second front middle vertical beam 115, respectively, thereby forming two triangular support frames that are substantially parallel to each other. By such a triangular support frame, a stable and firm triangular connection is formed between the front frame 11 and the bottom frame 10 to improve the structural strength of the base frame 1. Alternatively, 1, 3, or another suitable number of front center vertical beams may be provided between the front left vertical beam 111 and the front right vertical beam 112. Alternatively, the base frame 1 may be provided with 1, 3, or other suitable number of first inclined support beams 116.
With continued reference to fig. 2, in one or more embodiments, the front frame 11 further includes a second cross support beam 117a, a third cross support beam 117b, a fourth cross support beam 117c, and a fifth cross support beam 117d. Wherein the second inclined support beam 117a extends obliquely from the junction of the front lower cross member 101 and the front left vertical beam 111 to the junction of the first front middle vertical beam 114 and the front upper cross member 113. The third diagonal support beam 117b extends obliquely from the junction of the front lower cross member 101 and the front right vertical beam 112 to the junction of the second front middle vertical beam 115 and the front upper cross member 113. The fourth diagonal support beam 117c extends obliquely from the junction of the front lower cross member 101 and the first front center vertical beam 114 to the junction of the front upper cross member 113 and the second front center vertical beam 115. The fifth diagonal support beam 117d extends obliquely from the junction of the front lower cross member 101 and the second front center vertical beam 115 to the junction of the front upper cross member 113 and the first front center vertical beam 114. Since the transverse link 1131 is arranged on the front top cross member 113, the front top cross member 113 is a main load-bearing point of the entire base frame 1. Through the arrangement, the structural strength of the front upper cross beam 113 can be increased, so that the modal frequency of the whole base frame 1 is improved, and the requirement for testing the automobile instrument desk cross beam 200 is met.
As shown in fig. 2, the left frame 12 is disposed at the left side of the bottom frame 10 and connected to the front frame 11. In one or more embodiments, the left portion frame 12 includes a rear left vertical rail 121 and a left upper longitudinal rail 122. Wherein a rear left vertical beam 121 extends vertically upward from the middle of the left lower side rail 103, and a left upper side rail 122 extends horizontally from the top of the front left vertical beam 111 onto the rear left vertical beam 121. Specifically, the rear left vertical beam 121 is positioned on the left side sill 103 at a position close to the rear bottom cross member 102, and the height of the rear left vertical beam 121 in the Z direction is higher than the height of the front left vertical beam 111. With the above arrangement, the left portion frame 12 has a simple and stable structure. In one or more embodiments, a vertical sliding slot, i.e., a first vertical sliding slot 1211, extending in the Z direction is disposed on the rear left vertical beam 121. The first vertical sliding grooves 1211 includes front sliding grooves (not shown) and rear sliding grooves (not shown) respectively disposed on the front pipe wall and the rear pipe wall of the rear left vertical beam 121. That is, the first vertical sliding groove 1211 penetrates in the front-rear direction on the rear left vertical beam 121 to receive any one of the second connecting members 30 in the second connecting group 3.
Referring to fig. 2, in one or more embodiments, the pedestal 1 further includes a first stiffening beam 123, a second stiffening beam 124, a third stiffening beam 125, and a fourth stiffening beam 126. Wherein the first reinforcing beam 123 extends from the junction of the rear left vertical beam 121 and the left upper longitudinal beam 122 to the front upper cross beam 113. The second reinforcing beam 124 extends from the junction of the rear left vertical beam 121 and the left upper side member 122 to the junction of the front left vertical beam 111 and the left lower side member 103. The third reinforcing beam 125 extends from the junction of the rear left vertical beam 121 and the left upper side member 122 to the junction of the rear lower cross member 102 and the left lower side member 103. The fourth reinforcing beam 126 extends from the junction of the rear left vertical beam 121 and the left upper longitudinal beam 122 to the first middle lower longitudinal beam 105. Since the first vertical runner 1211 is arranged on the rear left vertical beam 121, the rear left vertical beam 121 is also a main bearing point of the base frame 1. Through foretell setting, can strengthen the structural strength of left back vertical beam 121 to improve the modal frequency of whole bed frame 1, with the requirement of satisfying test motormeter platform crossbeam 200.
As shown in fig. 2, the right frame 13 is disposed at the right side of the bottom frame 10 and connected to the front frame 11. In one or more embodiments, the right portion frame 13 includes a rear right vertical beam 131 and a right upper longitudinal beam 132. Wherein a rear right vertical beam 131 extends vertically upward from the middle of the right lower side sill 104, and a right upper side sill 132 extends horizontally from the top of the front right vertical beam 112 onto the rear right vertical beam 131. Specifically, the rear right vertical beam 131 is positioned on the right side sill 104 at a position close to the rear bottom cross member 102, and the height of the rear right vertical beam 131 in the Z direction is higher than the height of the front right vertical beam 112. With the above arrangement, the right frame 13 has a simple and stable structure. In one or more embodiments, a vertical sliding groove extending along the Z direction, i.e., a second vertical sliding groove 1311, is disposed on the rear right vertical beam 131. The second vertical sliding groove 1311 includes a front sliding groove (not shown) and a rear sliding groove (not shown) respectively disposed on the front pipe wall and the rear pipe wall of the rear right vertical beam 131. That is, the second vertical sliding groove 1311 penetrates in the front-rear direction on the rear right vertical beam 131 so as to receive any one of the second connecting members 30 in the second connecting group 3.
Referring to fig. 2, in one or more embodiments, the base frame 1 further includes a fifth reinforcing beam 133, a sixth reinforcing beam 134, a seventh reinforcing beam 135, and an eighth reinforcing beam 136. Wherein, the fifth reinforcing beam 133 extends from the junction of the rear right vertical beam 131 and the right upper longitudinal beam 132 to the front upper cross beam 113. The sixth reinforcing beam 134 extends from the junction of the rear right vertical beam 131 and the right upper longitudinal beam 132 to the junction of the front right vertical beam 112 and the right lower longitudinal beam 104. The seventh reinforcing beam 135 extends from the junction of the rear right vertical beam 131 and the right upper longitudinal beam 132 to the junction of the rear lower cross member 102 and the right lower longitudinal beam 104. An eighth reinforcing beam 136 extends from the junction of the rear right vertical beam 131 and the right upper longitudinal beam 132 to the second middle lower longitudinal beam 106. Since the second vertical chute 1311 is disposed at the rear right vertical beam 131, the rear right vertical beam 131 is also a main load bearing point of the base frame 1. Through foretell setting, can strengthen the structural strength of back right side vertical beam 131 to improve the modal frequency of whole bed frame 1, with the requirement of satisfying test motormeter platform crossbeam 200.
As shown in fig. 1, in one or more embodiments, the first connector set 2 includes 2 first connectors 20. These 2 first connectors 20 are selectively secured within transverse channel 1131 to mate with instrument desk beam 200 (see FIG. 5) having a single front securing end 220. In other words, any one of the 2 first connectors 20 may fix the front fixing end 220 of the instrument desk beam 200 having the single front fixing end 220 to the base frame 1. Therefore, when the instrument desk beam 200 is fixed, only 1 proper first connecting member 20 needs to be selected to match the front fixing end 220. Alternatively, the number of first connectors 20 in the first connector group 2 may also be set to 3, 4, 5 or another suitable number. Each first connector 20 is detachably fixed in the lateral sliding groove 1131, and the position of each first connector 20 in the lateral sliding groove 1131 is adjustable. With the above arrangement, the position of the first connector 20 in the transverse sliding groove 1131 can be easily adjusted to match the instrument desk beam 200 having the front fixing end 220 with different Y-direction positions.
Fig. 3 is a schematic structural diagram of a first embodiment of a first connecting member in a test bench for a cross beam of an automobile instrument desk according to the present invention. As shown in FIG. 3, in one or more embodiments, each first connector 20 includes a fixing plate 21, a connecting plate 22, a reinforcing rib 23, and a first fastener 25. The fixing plate 21 has a plate-like structure extending substantially in the left-right direction. Through holes (not shown) for receiving the first fastening members 25 are respectively formed at left and right sides of the fixing plate 21, so that the first connecting member 20 can be easily fixed in the transverse sliding channel 1131 by 2 first fastening members 25. The first fastener 25 includes, but is not limited to, a bolt, a nut, a washer, and the like. The connection plate 22 has a plate-like structure extending substantially in the vertical direction. In the assembled state, the connection plate 22 is fixed to the rear side of the fixing plate 21. In one or more embodiments, 1 first fixing hole 24 is provided on the connection plate 22 to fix the front fixing end 220 of the instrument desk beam 200 having a single front fixing end 220. In one or more embodiments, the first fixing holes 24 of at least some of the first connecting members 20 are different in position in the Z-direction of the vehicle with respect to the lateral sliding grooves 1131, and are respectively matched with the dashboard cross member 200 having the front fixing ends 220 with different Z-direction positions. Alternatively, the position of the first fixing hole 24 of at least a part of the first connecting member 20 in the X direction of the vehicle with respect to the lateral sliding groove 1131 is different. Alternatively, the first fixing holes 24 of at least a part of the first connecting member 20 are configured to be different in position in both the Z direction and the X direction of the vehicle with respect to the lateral sliding groove 1131. Alternatively, the number of the first fixing holes 24 on each connecting plate 22 may also be provided in plural, for example, 2, 3, 4, etc. In one or more embodiments, a through hole (not shown) is further formed in the connecting plate 22 and spaced apart from the first fixing hole 24, and the through hole is opposite to the corresponding auxiliary fixing hole 1132 of the front upper cross member 113 so as to receive another first fastening member 25, thereby improving the fixing strength of the first connecting member 20 to the front upper cross member 113. In one or more embodiments, 2 reinforcing ribs 23 are arranged on the fixing plate 21 at intervals in the left-right direction, and each reinforcing rib 23 is connected to the connecting plate 22 to improve the structural strength of the entire first connecting member 20. Alternatively, the number and arrangement position of the reinforcing ribs 23 can be adjusted according to actual needs.
As shown in fig. 1, in one or more embodiments, the second set of links 3 includes 2 second links 30. The 2 second connecting members 30 can be selectively and detachably fixed to the vertical sliding grooves, that is, 1 second connecting member 30 is fixed to the first vertical sliding groove 1211, and the other second connecting member 30 is fixed to the second vertical sliding groove 1311. The position of each second link 30 in the corresponding vertical runner (including the first vertical runner 1211 and the second vertical runner 1311) is adjustable. A second fixing hole 32 is provided on the second connector 30 so as to be fitted to one of the left and right fixing ends 230 and 240 of the automobile instrument desk beam 200 to be tested (see fig. 5). Alternatively, the number of second connecting members 30 in the second connecting member group 3 may be set to 4, 6, 8 or other suitable number, so as to match different instrument desk beams 200.
Fig. 4 is a schematic structural diagram of an embodiment of a second connecting member in a test bed for a cross beam of an automobile instrument desk according to the present invention. As shown in FIG. 4, in one or more embodiments, each second connector 30 includes a second connector body 31 and a second fastener 33. The second connector body 31 has a plate-like structure extending substantially in the vertical direction. The second connector body 31 may be made of a suitable metal material (e.g., stainless steel, etc.), so that it has good mechanical strength. On the left side of the second connector body 31, 2 through holes (not shown in the drawings) are provided spaced apart from each other in the up-down direction so as to receive 2 corresponding second fastening members 33. The 2 second fastening members 33 can be used to fix the second connecting member 30 in the corresponding vertical sliding groove. The second fastener 33 includes, but is not limited to, a bolt, a nut, a washer, and the like. Alternatively, the number of the second fastening members 33 may be set to other suitable numbers more or less than 2, such as 1, 3, and the like. In one or more embodiments, 3 second fixing holes 32 spaced apart from each other in the up-down direction are provided at the right side of the second connector body 31 so as to be matched with the left and right fixing ends 230 and 240 of the instrument desk beam 200 of the automobile. Alternatively, the number of the second fixing holes 32 may be set to other suitable numbers more or less than 3. In one or more embodiments, the positions of the second fixing holes 32 of at least some of the second connecting members 30 relative to the corresponding vertical sliding grooves in the X direction and/or the Y direction of the vehicle are different, so as to further improve the adaptability of the test bench 100.
As shown in fig. 1 and 2, in one or more embodiments, the intermediate connecting member 4 is fixed to the bottom frame 10 of the base frame 1. Specifically, the intermediate link 4 is fixed to the middle of the rear lower cross member 102 of the bottom frame 10. As shown in fig. 2, in one or more embodiments, the intermediate connector 4 includes an intermediate connector body 41 that extends generally in a left-right direction. The intermediate connector body 41 may be formed from a suitable metal material (e.g., stainless steel). The intermediate connector body 41 is fixed to the upper pipe wall of the rear lower cross member 102. The fixing means includes, but is not limited to, welding, screwing, etc. 2 third fixing holes 42 spaced apart from each other in the left-right direction are formed on the intermediate connector body 41 so as to be fitted to the lower fixing ends 250 of the instrument desk beam 200 to be tested (see fig. 5). In one or more embodiments, 2 reinforcing plates 43 spaced apart in the left-right direction are formed on the lower surface of the intermediate link body 41. The 2 reinforcing plates 43 each extend substantially in the up-down direction and are connected to the rear pipe wall of the rear lower cross member 102. By the above arrangement, the strength and structural stability of the intermediate connecting member 4 can be further improved. It should be noted that the number and the arrangement position of the reinforcing plates 43 can be adjusted according to actual needs.
Fig. 5 is a schematic structural diagram of an embodiment of the present invention, which is used for fixing a first automobile instrument desk beam on a test bench of the automobile instrument desk beam. As shown in FIG. 5, in one or more embodiments, the meter bed beam 200 to be tested is a first meter bed beam 200a having a single front fixed end 220. The first automobile instrument desk beam 200a is an automobile instrument desk beam 200 of a left-rudder vehicle type. Alternatively, the first meter bed cross member 200a is a right-rudder vehicle type meter bed cross member 200. The first instrument desk beam 200a may be disposed in a sedan or other suitable vehicle type. The first instrument cluster cross member 200a has a cross member body 210 extending substantially in the Y direction of the automobile. Left and right ends of the beam body 210 are respectively provided with a left fixing end 230 and a right fixing end 240. At the front of the beam body 210, 1 front fixing end 220 is formed. At the lower portion of the cross beam body 210 are formed 2 lower fixing ends 250 spaced apart in the left-right direction.
Referring to fig. 5, when the test rack 100 for the cross member 200 of the present invention is used to fix the first cross member 200a of the instrumentation console, 1 suitable first connecting member 20 is first selected from the first connecting member group 2. The position of the first fixing hole 24 of the first connecting member 20 in the Z direction and the X direction of the vehicle with respect to the lateral sliding groove 1131 matches the position of the front fixing end 220 of the first instrument desk beam 200a in the Z direction and the X direction of the vehicle with respect to the lateral sliding groove 1131. The front attachment end 220 is then secured to the first connector 20 by suitable fasteners (not shown) engaging the first attachment holes 24 in the first connector 20. Then, the first connecting member 20 is fixed to the transverse sliding groove 1131 of the base frame 1 by the first fastening member 25. The position of the first connecting member 20 in the transverse sliding groove 1131 can be adjusted left and right according to actual needs. Accordingly, 2 suitable second connectors 30 are selected from the second connector group 3. The second fixing holes 32 of the 2 second connectors are respectively matched with the left fixing end 230 and the right fixing end 240 of the first automobile instrument desk beam 200a. The second connecting member 30 is fixed to the corresponding first vertical sliding groove 1211 and the second vertical sliding groove 1311 by the second fastening member 33. The positions of the second link 30 in the first vertical sliding groove 1211 and the second vertical sliding groove 1311 may be adjusted up and down according to actual needs. Finally, the lower fastening end 250 is fastened to the intermediate connection 4 by means of suitable fasteners (not shown). It should be noted that the above step of fixing the first dashboard cross member 200a can be flexibly adjusted according to actual needs.
Fig. 6 is a schematic structural diagram of a second embodiment of the test bench for the cross beam of the automobile instrument desk according to the present invention. In one or more embodiments, as shown in fig. 6, the first connector set 2 includes 4 first connectors 20. The 4 first connectors 20 are selectively secured within the transverse channel 1131 to mate with the instrument desk beam 200 (see fig. 8) having two front securing ends 220. Specifically, 2 of the 4 first connecting members 20 can fix the front fixing ends 220 of the instrument desk beam 200 having two front fixing ends 220 to the base frame 1, respectively, and thus, when the instrument desk beam 200 is fixed, only 2 suitable first connecting members 20 need to be selected to be matched with the front fixing ends 220. Alternatively, the number of first connectors 20 in the first connector group 2 may also be set to 6, 8, 10 or other suitable number. Each first link 20 is detachably fixed in the lateral slide groove 1131, and the position of each first link 20 in the lateral slide groove 1131 is adjustable. With the above arrangement, the position of the first connector 20 in the transverse sliding groove 1131 can be easily adjusted to match the instrument desk beam 200 having the front fixing end 220 with different Y-direction positions.
Fig. 7 is a schematic structural diagram of a second embodiment of the first connecting member for the test bed of the cross beam of the automobile instrument desk according to the present invention, wherein the two first connecting members are paired and the first fixing hole has different positions in the X direction. In one or more embodiments, as shown in fig. 7, each of the two first connectors 20 has a fixing plate 21, a connecting plate 22, a reinforcing rib 23, and a first fastener 25. The fixing plate 21 has a plate-like structure extending substantially in the left-right direction. Through holes (not shown) for receiving the first fastening members 25 are respectively formed at the left and right ends of the fixing plate 21, so that the first connecting member 20 can be easily fixed in the transverse sliding channel 1131 by 2 first fastening members 25. The connection plate 22 has a plate-like structure extending substantially in the vertical direction. In the assembled state, the connection plate 22 is fixed to the rear side of the fixing plate 21. In one or more embodiments, 1 first fixing hole 24 is provided on the connection plate 22. The positions of the first fixing holes 24 of the two first connecting members 20 in the Z direction and the X direction of the vehicle relative to the transverse sliding grooves 1131 are matched with the corresponding positions of the two front fixing ends 220 in the Z direction and the X direction of the vehicle, respectively. In one or more embodiments, the widths (i.e., along the X direction) of the fixing plates 21 of the two first connecting members 20 are different, so that the positions of the first fixing holes 24 in the X direction of the vehicle relative to the transverse slide grooves 1131 are different. Alternatively, the position of the first fastening hole of at least some of the first connecting elements 20 in the Z direction of the vehicle relative to the transverse link 1131 is different. Alternatively, the first fastening holes of at least some of the first connecting elements 20 are different in both the Z-direction and the X-direction of the vehicle relative to the transverse link 1131. Alternatively, the number of first fixing holes 24 on each first connecting member 20 may also be set to 2, 3, 4, or other suitable number.
Figure 8 is a schematic structural diagram of an embodiment of the present invention for a test bed of a dashboard beam to secure a second dashboard beam. As shown in FIG. 8, in one or more embodiments, the meter bed beam 200 to be tested is a second meter bed beam 200b having two front securing ends 220. The second automobile instrument desk beam 200b is an automobile instrument desk beam 200 of a right-rudder vehicle type. Alternatively, the second instrumentation console cross member 200b is a left-rudder vehicle type instrumentation console cross member 200. The second instrumentation console beam 200b may be disposed in an SUV or other suitable vehicle model. The second automobile instrument desk beam 200b has a beam body 210 extending substantially in the Y direction of the automobile. Left and right ends of the beam body 210 are respectively provided with a left fixing end 230 and a right fixing end 240. At the front of the beam body 210 are formed 2 front fixing ends 220, i.e., a first front fixing end 220a and a second front fixing end 220b. At the lower portion of the cross beam body 210 are formed 2 lower fixing ends 250 spaced apart in the left-right direction.
It should be noted that the parts of the test bench 100 not mentioned in the second embodiment may be configured the same as the first embodiment, and are not described herein again. In addition, in one or more embodiments, a suitable number of first connectors 20 other than 1 and 2 may be provided on each of first and second transverse runners 1131a, 1131b to mate with a different number of instrument desk beams 200 having a different number of front securing ends 220, such as 3, 4, etc.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (14)
1. A test rig for a cross-beam of an automotive instrument desk, the test rig comprising:
the automobile parking device comprises a base frame, wherein a transverse sliding groove extending along the Y direction of an automobile is arranged on the base frame; and
the first connecting piece group comprises a plurality of first connecting pieces, the first connecting pieces can be selectively and detachably installed in the transverse sliding grooves, the position of each first connecting piece in the transverse sliding groove is adjustable, and each first connecting piece is provided with a first fixing hole suitable for fixing a front fixing end of the automobile instrument desk beam to be tested.
2. The test rack for a crossmember of an automobile instrument desk according to claim 1, wherein at least part of the first fixing holes of the first connecting member are arranged to be different in position in the Z-direction and/or X-direction of the automobile with respect to the lateral slide grooves.
3. The test bench for a crossmember of an automobile instrument desk according to claim 1 or 2,
a single said first connector adapted to secure said front fixed end of said instrument desk beam having a single said front fixed end to said base frame,
the position of the first fixing hole of the single first connecting piece relative to the transverse sliding chute in the Z direction and the X direction of the automobile is matched with the position of the front fixing end relative to the transverse sliding chute in the Z direction and the X direction of the automobile.
4. The test bench for a crossmember of an automobile instrument desk according to claim 1 or 2,
the two first connecting pieces are together adapted to fix the two front fixing ends of the instrument desk beam having the two front fixing ends to the base frames respectively,
the positions of the first fixing holes of the two first connecting pieces relative to the transverse sliding groove in the Z direction and the X direction of the automobile are respectively matched with the corresponding positions of the two front fixing ends relative to the transverse sliding groove in the Z direction and the X direction of the automobile.
5. The test rack for a cross-beam of an automotive instrument desk of claim 1, wherein the base frame comprises:
a bottom frame including a front lower beam; and
a front frame including a front left vertical beam and a front right vertical beam vertically extending upward from left and right ends of the front lower cross beam, respectively, and a front upper cross beam disposed between the front left vertical beam and the front right vertical beam,
wherein the lateral sliding groove is formed on the front upper cross member.
6. The test rack for the crossmember of the automobile instrument desk according to claim 5, wherein the lateral sliding grooves include a first lateral sliding groove and a second lateral sliding groove spaced from each other in the Y-direction and bilaterally symmetric along a longitudinal center line of the front upper crossmember.
7. The test rack for a crossmember of an automobile instrument desk according to claim 5,
the base frame further includes: the left side frame and the right side frame are respectively arranged on the left side and the right side of the bottom frame and are connected with the front frame, and vertical sliding grooves extending along the Z direction of the automobile are respectively formed on the left side frame and the right side frame; and is
The test bench further includes: a second set of links comprising a plurality of second links selectively and detachably securable to the vertical runner, the position of each second link in the vertical runner being adjustable,
and each second connecting piece is provided with a second fixing hole suitable for fixing one of the left and right fixing ends of the automobile instrument desk beam to be tested.
8. The test rack for the crosshead of an automobile instrument desk according to claim 7, wherein the bottom frame further comprises a rear lower crosshead opposite to the front lower crosshead,
the middle part of the rear lower cross beam is provided with a middle connecting piece, and the middle connecting piece is provided with a third fixing hole suitable for fixing the lower fixing end of the automobile instrument desk cross beam to be tested.
9. The test rack for a crossmember of an automobile instrument desk according to claim 8,
the bottom frame includes left and right side sills arranged between the front and rear lower cross members and opposed to each other;
the left side frame comprises a rear left vertical beam vertically extending upwards from the middle of the left lower longitudinal beam;
the right side frame includes a rear right vertical beam extending vertically upward from a middle portion of the right side sill, and
the vertical sliding grooves are respectively arranged on the rear left vertical beam and the rear right vertical beam.
10. The test rack for a crossmember of an automobile instrument desk according to claim 9,
the bottom frame further includes first and second center bottom stringers disposed spaced apart from each other between the left and right bottom stringers;
the front frame further comprises a first front center vertical beam and a second front center vertical beam arranged spaced apart from each other between the front left vertical beam and the front right vertical beam; and is
The base frame further comprises a first inclined support beam which is respectively arranged between the first middle lower longitudinal beam and the first front middle vertical beam and between the second middle lower longitudinal beam and the second front middle vertical beam.
11. The test rack for a cross-beam of an instrument panel of a vehicle of claim 10, wherein the base frame further comprises:
a second diagonal support beam extending obliquely from a junction of the front lower cross member and the front left vertical beam to a junction of the first front center vertical beam and the front upper cross member;
a third diagonal support beam extending obliquely from a junction of the front lower cross member and the front right vertical beam to a junction of the second front center vertical beam and the front upper cross member;
a fourth diagonal support beam extending obliquely from a junction of the front lower cross member and the first front center vertical beam to a junction of the front upper cross member and the second front center vertical beam; and
a fifth diagonal support beam extending obliquely from a junction of the front lower cross member and the second front center vertical beam to a junction of the front upper cross member and the first front center vertical beam.
12. The test rack for a crossmember of an automobile instrument desk according to claim 10,
the left side frame further comprises an upper left longitudinal beam extending horizontally from the top of the front left vertical beam to the rear left vertical beam; and is
The base frame further includes:
a first reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam onto the front upper cross beam;
a second reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the front left vertical beam and the left lower longitudinal beam;
a third reinforcing beam extending from a junction of the rear left vertical beam and the left upper longitudinal beam to a junction of the rear lower cross beam and the left lower longitudinal beam;
a fourth reinforcing beam extending from a junction of the rear left vertical beam and the left upper side rail to the first middle lower side rail.
13. The test rack for a crossmember of an automobile instrument desk according to claim 12,
the right side frame further comprises a right upper longitudinal beam extending horizontally from the top of the front right vertical beam to the rear right vertical beam; and is
The base frame further includes:
a fifth reinforcing beam extending from the junction of the rear right vertical beam and the right upper longitudinal beam to the front upper cross beam;
a sixth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the front right vertical beam and the right lower side member;
a seventh reinforcing beam extending from a junction of the rear right vertical beam and the right upper side member to a junction of the rear lower cross beam and the right lower side member; and
an eighth reinforcing beam extending from a junction of the rear right vertical beam and the right upper side rail to the second middle lower side rail.
14. The test rack for the crosshead of an automobile instrument desk according to claim 1, wherein the modal frequency of the base frame is 310Hz-330Hz, and the weight of the base frame is 120Kg-140Kg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202222457822.5U CN218674258U (en) | 2022-09-16 | 2022-09-16 | Test bench for automobile instrument desk beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222457822.5U CN218674258U (en) | 2022-09-16 | 2022-09-16 | Test bench for automobile instrument desk beam |
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| CN218674258U true CN218674258U (en) | 2023-03-21 |
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| CN202222457822.5U Active CN218674258U (en) | 2022-09-16 | 2022-09-16 | Test bench for automobile instrument desk beam |
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