CN103234818B - Clamping device for testing torsional rigidity of shaft sleeve - Google Patents
Clamping device for testing torsional rigidity of shaft sleeve Download PDFInfo
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- CN103234818B CN103234818B CN201310156087.7A CN201310156087A CN103234818B CN 103234818 B CN103234818 B CN 103234818B CN 201310156087 A CN201310156087 A CN 201310156087A CN 103234818 B CN103234818 B CN 103234818B
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- regulating arm
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- axle sleeve
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Abstract
The invention discloses a clamping device for testing torsional rigidity of a shaft sleeve. The clamping device for testing the torsional rigidity of the shaft sleeve comprises a clamping piece, a connecting assembly, a first twisting assembly and a second twisting assembly, wherein the connecting assembly comprises a connecting body, a first stabilizing block and a second stabilizing block arranged on the connecting body as well as an upper clamping block and a lower clamping block which are movably arranged on the connecting body; the upper clamping block and the lower clamping block are of circular truncated cone shapes, the cross section area of the upper clamping block is reduced from top to bottom, the cross section area of the lower clamping block is increased from top to bottom, and at least one part of the upper clamping block and at least one part of the lower clamping block are suitable for being matched in a shaft hole in the shaft sleeve; and the first twisting assembly is connected with the first stabilizing block and the second stabilizing block, and the second twisting assembly is connected with the clamping piece. According to the clamping device, the clamping device for testing the torsional rigidity of the shaft sleeve has the advantages that the clamping is reliable, the universality is strong and the like, the operation of testers is greatly convenient, and the operating efficiency is improved.
Description
Technical field
The present invention relates to vehicular field, in particular to a kind of axle sleeve torsional rigidity test clamping device.
Background technology
There is the defect of poor universality in existing axle sleeve torsional rigidity test clamping device.
Summary of the invention
The present invention is intended at least to solve one of technical matters existed in prior art.For this reason, one object of the present invention is to propose a kind of axle sleeve torsional rigidity test clamping device.
To achieve these goals, according to embodiments of the invention, a kind of axle sleeve torsional rigidity test clamping device is proposed.Axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention comprises: holder, is provided with the clamping hole for clamping axle sleeve in described holder, the through along the vertical direction described holder of described clamping hole; Coupling assembling, described coupling assembling comprises and connects body, be located at first on described connection body stablizes block and second and stablizes block and the upper grip block that is located at movably on described connection body and lower grip block, each in wherein said upper grip block and lower grip block is round table-like, the cross-sectional area of described upper grip block reduces from top to bottom and the cross-sectional area of described lower grip block increases from top to bottom, described upper grip block at least partially with in the axis hole being adapted to fit in described axle sleeve at least partially of described lower grip block; And first reverses assembly and second and reverse assembly, described first reverses assembly and described first stablize block and described second and stablizes block and be connected, and described second torsion assembly is connected with described holder.
According to the described lower grip block that the axle sleeve torsional rigidity of embodiment of the present invention test clamping device is increased from top to bottom by the described upper grip block that arranges cross-sectional area and reduce from top to bottom and cross-sectional area, thus can clamp the described axle sleeve of different size.In addition, reversing assembly and described second torsion assembly by arranging described first, can realize measuring described axle sleeve torsional rigidity in the x-direction and the z-direction.Therefore, the axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention has the advantages such as clamping is reliable, highly versatile, greatly facilitates the operation of testing crew and increases work efficiency.And described upper grip block and described lower grip block also have automatic centering effect, thus the interior pipe of described axle sleeve can be ensured and described to be connected body coaxial.
In addition, axle sleeve torsional rigidity test clamping device according to the above embodiment of the present invention can also have following additional technical feature:
According to one embodiment of present invention, the second sub-folder gripping member that described holder comprises the first sub-folder gripping member and is removably connected with described first sub-folder gripping member, limits described clamping hole between described first sub-folder gripping member and described second sub-folder gripping member.Described holder has the advantages such as structure is simple, convenient operation thus.
According to one embodiment of present invention, described connection body be cylindric and described connection body side face on be formed with screw thread, described upper grip block be provided with the upper screwed hole of through along the vertical direction described upper grip block and described upper grip block threaded engagement on described connection body, described lower grip block be provided with the lower threaded hole of through along the vertical direction described lower grip block and described lower grip block threaded engagement on described connection body.The structure of described coupling assembling can be made thus more reasonable.
According to one embodiment of present invention, described coupling assembling also comprises the upper gripping member be located on described upper grip block and the lower gripping member be located on described lower grip block.Described upper grip block and described lower grip block can be moved thus more easily.
According to one embodiment of present invention, described first each torsion in assembly and described second torsion assembly comprises: reverse body; First clamping part, described first clamping part is connected with described torsion body; And first regulating arm and the second regulating arm, each length direction along described torsion body in described first regulating arm and described second regulating arm is located on described torsion body movably, wherein said first reverses first regulating arm and described first of assembly stablize block and is connected and the described first the second regulating arm and described second reversing assembly is stablized block and is connected, and the first regulating arm of described second torsion assembly is all connected with described holder with each in the second regulating arm.Described first torsion assembly and described second torsion assembly have the advantages such as simple and reasonable for structure thus.
According to one embodiment of present invention, each in described first regulating arm and described second regulating arm comprises: regulating arm body; And mounting blocks, described mounting blocks is connected with described regulating arm body by securing member, described torsion body is clamped between described mounting blocks and described regulating arm body, the described first regulating arm body and described first of the first regulating arm reversing assembly stablize block and is connected and the described first regulating arm body and described second reversing the second regulating arm of assembly is stablized block and is connected, and each in the regulating arm body of the first regulating arm of described second torsion assembly and the regulating arm body of the second regulating arm is all connected with described holder.The structure of described first torsion assembly and described second torsion assembly can be made thus more firm.
According to one embodiment of present invention, described torsion body is provided with the first regulating tank and the second regulating tank that the length direction along described torsion body extends, described first regulating arm is provided with first step portion with the first surface of the regulating arm body of each in described second regulating arm and the second surface relative with described first surface is provided with second step portion, the part of the regulating arm body of wherein said first regulating arm is engaged in described first regulating tank and a part for the regulating arm body of described second regulating arm is engaged in described second regulating tank, described torsion body is clamped in described mounting blocks and between described first step portion and described second step portion.Described regulating arm body and described mounting blocks not only can be made thus more firmly to clamp described torsion body, and described holder can be made along the position-adjustable on the length direction of described torsion body.
According to one embodiment of present invention, the described first regulating arm body reversing the first regulating arm of assembly is provided with the first mounting groove, the shape of described first mounting groove and described first is stablized the shape adaptation of block and described first is stablized block and be engaged in described first mounting groove, the described first regulating arm body of the second regulating arm reversing assembly is provided with the second mounting groove, and the shape of described second mounting groove and described second is stablized the shape adaptation of block and described second stablized block and be engaged in described second mounting groove.Can make thus described first reverse the first regulating arm of assembly more easily, firmly stablize block with described first and be connected, and can make the second regulating arm of described first torsion assembly more easily, firmly stablize block with described second and be connected.
According to one embodiment of present invention, the second sub-folder gripping member that described holder comprises the first sub-folder gripping member and is removably connected with described first sub-folder gripping member, described clamping hole is limited between described first sub-folder gripping member and described second sub-folder gripping member, described first sub-folder gripping member is provided with the 3rd and stablizes block and described second sub-folder gripping member is provided with the 4th stablizes block, the wherein said second regulating arm body reversing the first regulating arm of assembly is provided with the 3rd mounting groove, the shape of described 3rd mounting groove and the described 3rd is stablized the shape adaptation of block and the described 3rd is stablized block and be engaged in described 3rd mounting groove, the described second regulating arm body reversing the second regulating arm of assembly is provided with the 4th mounting groove, the shape of described 4th mounting groove and the described 4th is stablized the shape adaptation of block and the described 4th is stablized block and be engaged in described 4th mounting groove.The advantages such as structure is simple, convenient operation that not only make described holder have thus, and the described second the first regulating arm reversing assembly can be made to be connected with described holder more easily, firmly with the second regulating arm.
According to one embodiment of present invention, described axle sleeve torsional rigidity test clamping device also comprises the 3rd and reverses assembly, and the described 3rd reverses assembly comprises: the second clamping part; Connecting portion, described connecting portion is connected with described second clamping part, the xsect of described connecting portion is circular, described connecting portion comprises the sub-portion of multiple reducing and described connecting portion is adapted to fit in the axis hole of described axle sleeve, wherein in adjacent two sub-portions of described reducing, the radius in a sub-portion of described reducing of contiguous described second clamping part is greater than the radius in a sub-portion of described reducing away from described second clamping part; And nut, described nut thread is engaged in multiple sub-portion of described reducing, and wherein said axle sleeve is suitable for being clamped between in described nut and described second clamping part and described connecting portion.Described axle sleeve torsional rigidity proving installation can be utilized thus to measure described axle sleeve torsional rigidity in z-direction.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the axle sleeve torsional rigidity proving installation according to the embodiment of the present invention;
Fig. 2 is the structural representation of the axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention;
Fig. 3 is the explosive view testing the holder of clamping device according to the axle sleeve torsional rigidity of the embodiment of the present invention;
Fig. 4 is the structural representation being provided with the coupling assembling of axle sleeve of the axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention;
Fig. 5 tests according to the axle sleeve torsional rigidity of the embodiment of the present invention structural representation that first of clamping device reverses assembly;
Fig. 6 is the partial structurtes blast intention of the axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention;
Fig. 7 is the partial structurtes schematic diagram of the axle sleeve torsional rigidity test clamping device according to the embodiment of the present invention.
Reference numeral:
Axle sleeve torsional rigidity proving installation 1, first chuck 11, second chuck 12,
The test of axle sleeve torsional rigidity clamping device 10, axle sleeve 20, axis hole 21
Holder 100, clamping hole 110,
First sub-folder gripping member 101, the 3rd stablize block 1011,
Second sub-folder gripping member 102, the 4th stablize block 1021,
Coupling assembling 200,
Connection body 210,
First stablize block 220,
Second stablize block 230,
Upper grip block 240, upper gripping member 241,
Lower grip block 250, lower gripping member 251
First torsion assembly 300,
Torsion body 310, first regulating tank 311, second regulating tank 312,
First clamping part 320,
First regulating arm 330,
Regulating arm body 331, first mounting groove 3311, second mounting groove 3312, the 3rd mounting groove 3313, the 4th mounting groove 3314, mounting blocks 332, second regulating arm 340,
Second torsion assembly 400,
3rd reverses assembly 500, second clamping part 510, connecting portion 520, nut 530
Above-below direction A, left and right directions B
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Below with reference to Fig. 1-Fig. 5, the axle sleeve torsional rigidity test clamping device 10 according to the embodiment of the present invention is described.As Figure 1-Figure 5, comprise holder 100 according to the axle sleeve torsional rigidity test clamping device 10 of the embodiment of the present invention, coupling assembling 200, first torsion assembly 300 and second reverses assembly 400.
The clamping hole 110 for clamping axle sleeve 20 is provided with, the through along the vertical direction holder 100 of clamping hole 110 in holder 100.Coupling assembling 200 comprises and connects body 210, be located at and connect first on body 210 and stablize block 220 and second and stablize block 230 and be located at movably and be connected upper grip block 240 on body 210 and lower grip block 250, each wherein going up in grip block 240 and lower grip block 250 is round table-like, the cross-sectional area of upper grip block 240 reduces from top to bottom and the cross-sectional area of lower grip block 250 increases from top to bottom, upper grip block 240 at least partially with in the axis hole 21 being adapted to fit in axle sleeve 20 at least partially of lower grip block 250.First reverses assembly 300 and first stablize block 220 and second and stablizes block 230 and be connected, and the second torsion assembly 400 is connected with holder 100.Wherein, above-below direction is as shown in the arrow A in Fig. 3 and Fig. 4.
When utilization clamps axle sleeve 20 according to the axle sleeve torsional rigidity test clamping device 10 of the embodiment of the present invention, can first axle sleeve 20 be clamped in the clamping hole 110 of holder 100.Then will connect body 210 axis hole 21 through axle sleeve 20, and make extending into from the upper end of axis hole 21 at least partially in axis hole 21 and making the extending into from the lower end of axis hole 21 at least partially in axis hole 21 to be clamped between upper grip block 240 and lower grip block 250 by axle sleeve 20 of lower grip block 250 of grip block 240.Cross-sectional area due to upper grip block 240 reduces from top to bottom and the cross-sectional area of lower grip block 250 increases from top to bottom, therefore go up the axle sleeve 20 that grip block 240 and lower grip block 250 can clamp the axis hole 21 with different-diameter, namely go up the axle sleeve 20 that grip block 240 and lower grip block 250 can clamp different size.
Reversing assembly 300 by first is clamped on the first chuck 11 of axle sleeve torsional rigidity proving installation 1, and the second torsion assembly 400 is clamped on the second chuck 12 of axle sleeve torsional rigidity proving installation 1, its bottom bracket axle torsional rigidity proving installation 1 can be measured and record the relation of the corner of the moment of torsion of axle sleeve 20 and the moment of torsion of axle sleeve 20 and axle sleeve 20.Regulate the distance between the first chuck 11 and the second chuck 12, then can reverse assembly 300 and first by first and stablize block 220 and second and stablize block 230 and be connected, and the second torsion assembly 400 is connected with holder 100.This completes the clamping of axle sleeve torsional rigidity test clamping device 10 pairs of axle sleeves 20, thus axle sleeve torsional rigidity proving installation 1 can be utilized to measure axle sleeve 20 torsional rigidity in the x-direction and the z-direction.Wherein, X-direction, Y-direction and Z-direction can the geometric center of interior pipe of axle sleeve 20 be reference point.
According to the lower grip block 250 that the axle sleeve torsional rigidity of embodiment of the present invention test clamping device 10 is increased from top to bottom by the upper grip block 240 that arranges cross-sectional area and reduce from top to bottom and cross-sectional area, thus can clamp the axle sleeve 20 of different size.Therefore, the axle sleeve torsional rigidity test clamping device 10 according to the embodiment of the present invention has the advantages such as clamping is reliable, highly versatile, greatly facilitates the operation of testing crew and increases work efficiency.And upper grip block 240 and lower grip block 250 also have automatic centering effect, thus the interior pipe of axle sleeve 20 can be ensured and to be connected body 210 coaxial.
In addition, reversing assembly 400 by arranging the first torsion assembly 300 and second, can realize measuring axle sleeve 20 torsional rigidity in the x-direction and the z-direction.After measuring axle sleeve 20 torsional rigidity in the X direction, only need, by the rotation rotated ninety degrees of axle sleeve 20 around axle sleeve 20, just can measure axle sleeve 20 torsional rigidity in the Y direction.
Particularly, as shown in Figure 3, holder 100 can comprise the first sub-folder gripping member 101 and can limit clamping hole 110 between the second sub-folder gripping member 102, first sub-folder gripping member 101 of being removably connected with the first sub-folder gripping member 101 and the second sub-folder gripping member 102.Holder 100 has the advantages such as structure is simple, convenient operation thus.Advantageously, first sub-folder gripping member 101 can have the first fixed part and the second fixed part, second sub-folder gripping member 102 can have the 3rd fixed part and the 4th fixed part, wherein this first fixed part and the 3rd fixed part can pass through securing member (such as bolt) and be connected, and this second fixed part and the 4th fixed part can pass through securing member (such as bolt) and be connected.The upper surface of axle sleeve 20 can be concordant with the upper surface of holder 100, and the lower surface of axle sleeve 20 can be concordant with the lower surface of holder 100.
As shown in Figure 4, in some embodiments of the invention, connection body 210 can be cylindric and the side face of connection body 210 can be formed with screw thread, upper grip block 240 can be provided with the upper screwed hole of through along the vertical direction upper grip block 240 and upper grip block 240 can threaded engagement on connection body 210, lower grip block 250 can be provided with the lower threaded hole of through along the vertical direction lower grip block 250 and lower grip block 250 can threaded engagement on connection body 210.The structure of coupling assembling 200 can be made thus more reasonable.
Advantageously, as shown in Figure 4, coupling assembling 200 can also comprise the upper gripping member 241 be located on grip block 240 and the lower gripping member 251 be located on lower grip block 250.Grip block 240 and lower grip block 250 can be moved more easily thus.Wherein, upper grip block 240 can move along the length direction being connected body 210 with lower grip block 250, namely goes up grip block 240 and lower grip block 250 can move along the vertical direction.Particularly, upper grip block 240 and upper gripping member 241 can be integrally formed, and lower grip block 250 and lower gripping member 251 can be integrally formed.
In a concrete example of the present invention, first stablize block 220 can be provided with through along the vertical direction first stablize block 220 the first threaded hole and first stablize block 220 can threaded engagement on connection body 210, second stablize and block 230 can be provided with through along the vertical direction second and stablizes the second threaded hole of block 230 and second stablize block 230 and can threaded engagement connect on body 210.Particularly, first to stablize block 220 can be rectangular-shaped, and second to stablize block 230 also can be rectangular-shaped.Connecting body 210 can be bolt.
As shown in Figure 5, in examples more of the present invention, first each torsion in assembly 300 and the second torsion assembly 400 can comprise reverses body 310, first clamping part 320, first regulating arm 330 and the second regulating arm 340.
First clamping part 320 can be connected with torsion body 310, and particularly, the first clamping part 320 can weld together with torsion body 310.When measuring the torsional rigidity of axle sleeve 20, first the first clamping part 320 reversing assembly 300 can be clamped on the first chuck 11 of axle sleeve torsional rigidity proving installation 1, and the second the first clamping part 320 reversing assembly 400 can be clamped on the second chuck 12 of axle sleeve torsional rigidity proving installation 1.Each in first regulating arm 330 and the second regulating arm 340 can be located at movably along the length direction reversing body 310 to be reversed on body 310.Wherein, first the first regulating arm 330 reversing assembly 300 can stablize block 220 and be connected and the first the second regulating arm 340 reversing assembly 300 can be stablized block 230 and is connected with second with first, and the first regulating arm 330 of the second torsion assembly 400 all can be connected with holder 100 with each in the second regulating arm 340.First torsion assembly 300 and the second torsion assembly 400 have the advantages such as simple and reasonable for structure thus.
Advantageously, the first structure and size and second reversing assembly 300 reverse the structure of assembly 400 can be identical with size.Each in the length direction of the length direction of the first clamping part 320, the length direction of the first regulating arm 330 and the second regulating arm 340 can be orthogonal with the left surface reversing body 310.Particularly, the first clamping part 320 can be rectangular-shaped, and it also can be rectangular-shaped for reversing body 310.Wherein, left and right directions is as shown in the arrow B in Fig. 5.
As shown in Figure 5, in an example of the present invention, each in the first regulating arm 330 and the second regulating arm 340 can comprise regulating arm body 331 and mounting blocks 332.Mounting blocks 332 can pass through securing member 333(such as bolt) be connected with regulating arm body 331, reverse body 310 and can be clamped between mounting blocks 332 and regulating arm body 331.Wherein, the first regulating arm body 331 reversing the first regulating arm 330 of assembly 300 can stablize block 220 and be connected and the first regulating arm body 331 reversing the second regulating arm 340 of assembly 300 can be stablized block 230 and is connected with second with first, and each in the regulating arm body 331 of the regulating arm body 331 of the first regulating arm 330 of the second torsion assembly 400 and the second regulating arm 340 of the second torsion assembly 400 all can be connected with holder 100.The structure of the first torsion assembly 300 and the second torsion assembly 400 can be made thus more firm.
Advantageously, as shown in Figure 5, reverse the regulating arm body 331 that body 310 can be provided with the first regulating tank 311 and the second regulating tank 312, first regulating arm 330 extended along the length direction reversing body 310 and the first surface (such as upper surface) in each in the regulating arm body 331 of the second regulating arm 340 can be provided with first step portion and the second surface relative with described first surface (such as lower surface) can be provided with second step portion.Wherein, the part of the regulating arm body 331 of the first regulating arm 330 can be engaged in the first regulating tank 311 and a part for the regulating arm body 331 of the second regulating arm 340 can be engaged in the second regulating tank 312, reverses body 310 and can be clamped in mounting blocks 332 and between described first step portion and described second step portion.Regulating arm body 331 and mounting blocks 332 not only can be made thus more firmly to clamp and to reverse body 310, and holder 100 can be made along the position-adjustable on the length direction reversing body 310.Wherein, the first regulating tank 311 and the second regulating tank 312 can through torsion bodies 310 in left-right direction.
As shown in Figure 5, in a concrete example of the present invention, the shape that the first regulating arm body 331 reversing the first regulating arm 330 of assembly 300 can be provided with the first mounting groove 3311, first mounting groove 3311 can be stablized the shape adaptation of block 220 with first and first stablize block 220 and can be engaged in the first mounting groove 3311.The shape that the first regulating arm body 331 reversing the second regulating arm 340 of assembly 300 can be provided with the second mounting groove 3312, second mounting groove 3312 can be stablized the shape adaptation of block 230 with second and second stablize block 230 and can be engaged in the second mounting groove 3312.Can make thus the first regulating arm 330 of the first torsion assembly 300 more easily, firmly stablize block 220 with first and be connected, and can make the second regulating arm 340 of the first torsion assembly 300 more easily, firmly stablize block 230 with second and be connected.
Particularly, first reverse first regulating arm 330 and first of assembly 300 and stablize block 220 and can be connected by the bolt of the wall through the first mounting groove 3311.First the second regulating arm 340 and second reversing assembly 300 is stablized block 230 and can be connected by the bolt of the wall through the second mounting groove 3312.
As shown in Fig. 2, Fig. 6 and Fig. 7, the first sub-folder gripping member 101 can be provided with the 3rd and stablize block 1011 and the second sub-folder gripping member 102 can be provided with the 4th and stablize block 1021.Wherein, second reverses the shape and the 3rd that the regulating arm body 331 of the first regulating arm 330 of assembly 400 can be provided with the 3rd mounting groove the 3313, three mounting groove 3313 stablizes the shape adaptation of block 1011 and the 3rd stablizes block 1011 and can be engaged in the 3rd mounting groove 3313.The shape that the second regulating arm body 331 reversing the second regulating arm 340 of assembly 400 can be provided with the 4th mounting groove the 3314, four mounting groove 3314 can be stablized the shape adaptation of block 1021 with the 4th and the 4th stablize block 1021 and can be engaged in the 4th mounting groove 3314.The first regulating arm 330 of the second torsion assembly 400 can be made thus to be connected with holder 100 more easily, firmly with the second regulating arm 340.
Particularly, second reverse first regulating arm 330 and the 3rd of assembly 400 and stablize block 1011 and can be connected by the bolt of the wall through the 3rd mounting groove 3313.Second the second regulating arm 340 and the 4th reversing assembly 400 is stablized block 1021 and can be connected by the bolt of the wall through the 4th mounting groove 3314.Wherein, the 3rd stablizes block 1011 can be connected with the first sub-folder gripping member 101 by bolt, and the 4th stablizes block 1021 can be connected with the second sub-folder gripping member 102 by bolt.
As shown in Figure 6 and Figure 7, in some embodiments of the invention, axle sleeve torsional rigidity test clamping device 10 can also comprise the 3rd torsion assembly the 500, three torsion assembly 500 and can comprise the second clamping part 510, connecting portion 520 and nut 530.
Connecting portion 520 can be connected with the second clamping part 510, and the xsect of connecting portion 520 can be circular.Connecting portion 520 can comprise multiple reducing portion (not shown) and connecting portion 520 can be adapted to fit in the axis hole 21 of axle sleeve 20.Wherein, in adjacent two sub-portions of described reducing, the radius in a sub-portion of described reducing of contiguous second clamping part 510 can be greater than the radius in a sub-portion of described reducing away from the second clamping part 510.Nut 530 can in multiple sub-portion of described reducing one of threaded engagement, and its bottom bracket axle 20 is suitable for being clamped between in the second clamping part 510 and connecting portion 520 one and nut 530.
When measuring axle sleeve 20 torsional rigidity in z-direction, reversing assembly 500 by the 3rd and being clamped on the first chuck 11 of axle sleeve torsional rigidity proving installation 1, and reverse assembly 400 by second and be clamped on the second chuck 12 of axle sleeve torsional rigidity proving installation 1.Regulate the distance between the first chuck 11 and the second chuck 12, then reverse assembly 400 by second to be connected with holder 100, and make the 3rd torsion assembly 500 clamp axle sleeve 20(specifically, can connecting portion 520 be extend in the axis hole 21 of axle sleeve 20, and a sub-portion of described reducing coordinates with the wall of axis hole 21, then nut 530 is connected with connecting portion 520 so that between of axle sleeve 20 being clamped in the second clamping part 510 and connecting portion 520 and nut 530).This completes the clamping of axle sleeve torsional rigidity test clamping device 10 pairs of axle sleeves 20, thus axle sleeve torsional rigidity proving installation 1 can be utilized to measure axle sleeve 20 torsional rigidity in z-direction.
Because the 3rd connecting portion 520 reversing assembly 500 comprises multiple sub-portion of described reducing with different-diameter, therefore the 3rd reverse the axle sleeve 20 that assembly 500 can clamp the axis hole 21 with different-diameter, namely the 3rd reverse the axle sleeve 20 that assembly 500 can clamp different size.Therefore, axle sleeve torsional rigidity test clamping device 10 according to the embodiment of the present invention not only has the advantages such as clamping is reliable, highly versatile, and clamp axle sleeve 20 by utilizing axle sleeve torsional rigidity to test clamping device 10, axle sleeve torsional rigidity proving installation 1 can be utilized to measure the torsional rigidity of axle sleeve 20 in X-direction, Y-direction and Z-direction.
That is, when needing to measure axle sleeve 20 torsional rigidity in the x-direction and the z-direction, the first torsion assembly 300 and second can be utilized to reverse assembly 400 and to coordinate with axle sleeve 20.When needing to measure axle sleeve 20 torsional rigidity in z-direction, the second torsion assembly 400 and the 3rd can be utilized to reverse assembly 500 and to coordinate with axle sleeve 20.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (9)
1. an axle sleeve torsional rigidity test clamping device, is characterized in that, comprising:
Holder, is provided with the clamping hole for clamping axle sleeve in described holder, the through along the vertical direction described holder of described clamping hole;
Coupling assembling, described coupling assembling comprises and connects body, be located at first on described connection body stablizes block and second and stablizes block and the upper grip block that is located at movably on described connection body and lower grip block, each in wherein said upper grip block and lower grip block is round table-like, the cross-sectional area of described upper grip block reduces from top to bottom and the cross-sectional area of described lower grip block increases from top to bottom, described upper grip block at least partially with in the axis hole being adapted to fit in described axle sleeve at least partially of described lower grip block; And
First reverses assembly and second reverses assembly, described first reverses assembly and described first stablizes block and described second and stablizes block and be connected, described second reverses assembly is connected with described holder, and described first each torsion in assembly and described second torsion assembly comprises:
Reverse body;
First clamping part, described first clamping part is connected with described torsion body; And
First regulating arm and the second regulating arm, each length direction along described torsion body in described first regulating arm and described second regulating arm is located on described torsion body movably, wherein said first reverses first regulating arm and described first of assembly stablize block and is connected and the described first the second regulating arm and described second reversing assembly is stablized block and is connected, and the first regulating arm of described second torsion assembly is all connected with described holder with each in the second regulating arm.
2. axle sleeve torsional rigidity test clamping device according to claim 1, it is characterized in that, the second sub-folder gripping member that described holder comprises the first sub-folder gripping member and is removably connected with described first sub-folder gripping member, limits described clamping hole between described first sub-folder gripping member and described second sub-folder gripping member.
3. axle sleeve torsional rigidity test clamping device according to claim 1, it is characterized in that, described connection body be cylindric and described connection body side face on be formed with screw thread, described upper grip block be provided with the upper screwed hole of through along the vertical direction described upper grip block and described upper grip block threaded engagement on described connection body, described lower grip block be provided with the lower threaded hole of through along the vertical direction described lower grip block and described lower grip block threaded engagement on described connection body.
4. axle sleeve torsional rigidity test clamping device according to claim 3, it is characterized in that, described coupling assembling also comprises the upper gripping member be located on described upper grip block and the lower gripping member be located on described lower grip block.
5. axle sleeve torsional rigidity according to claim 1 test clamping device, is characterized in that, each in described first regulating arm and described second regulating arm comprises:
Regulating arm body; With
Mounting blocks, described mounting blocks is connected with described regulating arm body by securing member, described torsion body is clamped between described mounting blocks and described regulating arm body, the described first regulating arm body and described first of the first regulating arm reversing assembly stablize block and is connected and the described first regulating arm body and described second reversing the second regulating arm of assembly is stablized block and is connected, and each in the regulating arm body of the first regulating arm of described second torsion assembly and the regulating arm body of the second regulating arm is all connected with described holder.
6. axle sleeve torsional rigidity test clamping device according to claim 5, it is characterized in that, described torsion body is provided with the first regulating tank and the second regulating tank that the length direction along described torsion body extends, described first regulating arm is provided with first step portion with the first surface of the regulating arm body of each in described second regulating arm and the second surface relative with described first surface is provided with second step portion, the part of the regulating arm body of wherein said first regulating arm is engaged in described first regulating tank and a part for the regulating arm body of described second regulating arm is engaged in described second regulating tank, described torsion body is clamped in described mounting blocks and between described first step portion and described second step portion.
7. axle sleeve torsional rigidity test clamping device according to claim 5, it is characterized in that, the described first regulating arm body reversing the first regulating arm of assembly is provided with the first mounting groove, the shape of described first mounting groove and described first is stablized the shape adaptation of block and described first is stablized block and be engaged in described first mounting groove, the described first regulating arm body of the second regulating arm reversing assembly is provided with the second mounting groove, and the shape of described second mounting groove and described second is stablized the shape adaptation of block and described second stablized block and be engaged in described second mounting groove.
8. axle sleeve torsional rigidity test clamping device according to claim 5, it is characterized in that, the second sub-folder gripping member that described holder comprises the first sub-folder gripping member and is removably connected with described first sub-folder gripping member, described clamping hole is limited between described first sub-folder gripping member and described second sub-folder gripping member, described first sub-folder gripping member is provided with the 3rd and stablizes block and described second sub-folder gripping member is provided with the 4th stablizes block, the wherein said second regulating arm body reversing the first regulating arm of assembly is provided with the 3rd mounting groove, the shape of described 3rd mounting groove and the described 3rd is stablized the shape adaptation of block and the described 3rd is stablized block and be engaged in described 3rd mounting groove, the described second regulating arm body reversing the second regulating arm of assembly is provided with the 4th mounting groove, the shape of described 4th mounting groove and the described 4th is stablized the shape adaptation of block and the described 4th is stablized block and be engaged in described 4th mounting groove.
9. the axle sleeve torsional rigidity test clamping device according to any one of claim 1-8, is characterized in that, also comprise the 3rd and reverse assembly, and the described 3rd reverses assembly comprises:
Second clamping part;
Connecting portion, described connecting portion is connected with described second clamping part, the xsect of described connecting portion is circular, described connecting portion comprises the sub-portion of multiple reducing and described connecting portion is adapted to fit in the axis hole of described axle sleeve, wherein in adjacent two sub-portions of described reducing, the radius in a sub-portion of described reducing of contiguous described second clamping part is greater than the radius in a sub-portion of described reducing away from described second clamping part; With
Nut, described nut thread is engaged in multiple sub-portion of described reducing, and wherein said axle sleeve is suitable for being clamped between in described nut and described second clamping part and described connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156087.7A CN103234818B (en) | 2013-04-28 | 2013-04-28 | Clamping device for testing torsional rigidity of shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310156087.7A CN103234818B (en) | 2013-04-28 | 2013-04-28 | Clamping device for testing torsional rigidity of shaft sleeve |
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| Publication Number | Publication Date |
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| CN103234818A CN103234818A (en) | 2013-08-07 |
| CN103234818B true CN103234818B (en) | 2015-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310156087.7A Expired - Fee Related CN103234818B (en) | 2013-04-28 | 2013-04-28 | Clamping device for testing torsional rigidity of shaft sleeve |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107677558B (en) * | 2017-09-04 | 2020-04-07 | 哈尔滨工程大学 | Device and method for testing torsional rigidity of radial section of piston ring |
| CN111351722B (en) * | 2020-03-27 | 2022-08-16 | 珠海格力智能装备有限公司 | Cable torsion simulation experiment device and method for industrial robot |
| CN112611630B (en) * | 2020-12-09 | 2024-02-06 | 广东博智林机器人有限公司 | Torsional rigidity measuring equipment |
| CN113624489A (en) * | 2021-07-28 | 2021-11-09 | 东风汽车底盘系统有限公司 | Cross shaft static torsion strength detection clamp and detection method |
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| JP2000019088A (en) * | 1998-07-03 | 2000-01-21 | Japan Radio Co Ltd | Torsion stiffness-testing device |
| CN201177556Y (en) * | 2008-04-08 | 2009-01-07 | 株洲时代新材料科技股份有限公司 | Lining torsion test clamping device |
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|---|---|---|---|---|
| JP2000019088A (en) * | 1998-07-03 | 2000-01-21 | Japan Radio Co Ltd | Torsion stiffness-testing device |
| CN201177556Y (en) * | 2008-04-08 | 2009-01-07 | 株洲时代新材料科技股份有限公司 | Lining torsion test clamping device |
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| Title |
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| "Flexural and torsional behaviour of biaxial and triaxial braided composite structures";P.Potluri et al.;《Composite Structures》;20060627;第75卷(第1-4期);第377-386页 * |
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| CN103234818A (en) | 2013-08-07 |
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