CN210427019U - Simple test bed for decomposing open-close energy contribution of rotary side door - Google Patents
Simple test bed for decomposing open-close energy contribution of rotary side door Download PDFInfo
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- CN210427019U CN210427019U CN201921687001.2U CN201921687001U CN210427019U CN 210427019 U CN210427019 U CN 210427019U CN 201921687001 U CN201921687001 U CN 201921687001U CN 210427019 U CN210427019 U CN 210427019U
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Abstract
The utility model provides a simple and easy test bench is decomposed to rotatory side door switching energy contribution, include simple and easy door test bench, install the test car door frame on simple and easy door test bench and articulate the test door on the test car door frame, install the semicircular moment with test door simultaneous movement on the test door and measure the flabellum wheel unit, semicircular moment measures the flabellum wheel unit and includes that semicircular moment measures the flabellum wheel and through the dynamometer of rigidity rope staggered connection in its both sides, the plane at the semicircular moment measurement flabellum wheel place of axis of rotation perpendicular to of test door just passes the centre of a circle that semicircular moment measured the flabellum wheel. The test bench aim at improving the test data accuracy, shortened product research and development cycle, the device can also carry out the acoustics of car door lock and mechanical properties's correlation test simultaneously.
Description
Technical Field
The utility model belongs to car door and spare part test field especially relate to a simple and easy test bench is decomposed to side door switching energy contribution.
Background
In the early design and development of the automobile door, the opening and closing force is in a reasonable interval, the vibration and the noise are in small values, different parts have good comprehensive performance, and the design and the manufacture are main problems.
Disclosure of Invention
In view of this, the utility model aims at providing a simple and easy test bench is decomposed to rotatory side door switching energy contribution to solve the inaccurate technical problem of data that the test bench among the prior art adopted the hand-held dynamometer to measure.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the simple test bed for decomposing the opening and closing energy contribution of the rotary side door comprises a simple vehicle door test bed, a test vehicle door frame arranged on the simple vehicle door test bed and a test vehicle door hinged on the test vehicle door frame, wherein a semicircular torque measurement fan wheel unit which moves synchronously with the test vehicle door is arranged on the test vehicle door, the semicircular torque measurement fan wheel unit comprises a semicircular torque measurement fan wheel and dynamometers which are connected to two sides of the semicircular torque measurement fan wheel in a staggered manner through rigid ropes, and the rotating axis of the test vehicle door is perpendicular to the plane where the semicircular torque measurement fan wheel is located and penetrates through the circle center of the semicircular torque measurement fan wheel.
Furthermore, the test vehicle door is provided with an angle sensor for measuring the rotation of the test vehicle door, and the rotation axis of the angle sensor is collinear with the rotation axis of the test vehicle door.
Furthermore, a proximity switch for measuring the rotating speed of the test car door is installed on the test car door frame, and gears matched with the proximity switch are uniformly arranged on the surface of the semicircular torque measurement fan wheel.
Furthermore, both ends of the semicircular moment measuring fan wheel are respectively provided with a fixing part, one end of the rigid rope is fixed on the fixing part, the other end of the rigid rope bypasses the outer side surface of the semicircular moment measuring fan wheel and is connected with the dynamometer, and the rigid rope is always in a tangent state with the semicircular moment measuring fan wheel in the movement process.
Furthermore, a plurality of grooves which are parallel to each other are formed in the outer side surface of the semicircular torque measuring fan wheel, and the rigid rope bypasses the outer side surface of the semicircular torque measuring fan wheel along the grooves.
Furthermore, the semicircular moment is used for measuring the force meters on two sides of the fan wheel, one of the force meters is fixed, and the other force meter is driven by external force to open and close the test car door.
Furthermore, the simple vehicle door test bed comprises a vertical plate and a bottom plate, a mounting frame is fixed on the vertical plate, and the test vehicle door frame and the test vehicle door are detachably fixed on the mounting frame through fixed corner connectors.
Further, it compresses tightly the unit to be provided with a plurality of groups lift on the bottom plate, the unit compresses tightly including the lifting unit and the subassembly that compresses tightly of mutually supporting to go up and down, lifting unit includes lead screw adjustment handle, screw nut, adjustment lead screw and bulb supporting seat, lead screw adjustment handle detachably sets up in the top of adjustment lead screw, screw nut and bulb supporting seat spherical surface cooperation are passed to the bottom of adjustment lead screw, screw nut is fixed with the bottom plate, compress tightly the subassembly including compressing tightly lead screw, convex spherical pad, spill spherical pad and slider, the bottom that compresses tightly the lead screw passes convex spherical pad, spill spherical pad in proper order and is connected with the slider, convex spherical pad and spill spherical pad spherical surface cooperation, spill spherical pad is fixed with the bottom plate.
Furthermore, a terrace is arranged below the bottom plate, a plurality of sliding grooves which are parallel to each other and parallel to the plane where the door frame of the test vehicle is located are arranged on the surface of the terrace, and a sliding block in the compressing assembly is arranged in the sliding groove.
Further, the test bench is still including the portable fork truck that is used for moving the test bench, install on the bottom plate with portable fork truck matched with limiting plate.
Compared with the prior art, the simple and easy test bench of decomposition of rotatory side door switching energy contribution has following advantage:
(1) the movable forklift is arranged below the test bed of the utility model, which is convenient for the whole test bed to move and install;
(2) the test bed of the utility model adopts two dynamometers, one adopts a fixed mode, and the other adopts a handheld and force-applying mode, thereby greatly eliminating the test error and improving the accuracy of test data;
(3) the test bed of the utility model adopts the semicircular torque to measure the fan wheel structure, thus eliminating the problem that the dynamometer must be perpendicular to the rotating test car door all the time, and simplifying the test process;
(4) the force measured by the dynamometer of the test bed of the utility model can be directly read, and the semi-circular moment measuring fan wheel has known radius, so that the moment required by each part on the vehicle door can be directly solved;
(5) the test bench install proximity switch on the test bench for the rotational speed of measurement test door, with the moment that records, can obtain the energy that each spare part consumed.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is an axonometric view of the simple test bed for decomposing the energy contribution of the opening and closing of the side door of the rotary door of the present invention;
FIG. 2 is an axial projection view of the simple vehicle door test bed of the present invention;
fig. 3 is an axonometric view of the movable forklift of the present invention;
fig. 4 is an axonometric view of the semicircular torque measuring fan wheel unit according to the present invention;
fig. 5 is an axonometric view of the proximity switch unit according to the present invention;
fig. 6 is an axonometric view of the angle sensor unit according to the present invention;
fig. 7 is an axonometric view of the semicircular torque measurement fan wheel unit according to the present invention when the contact angle is large;
fig. 8 is an axonometric view of the semicircular torque measurement fan wheel unit according to the present invention when the contact angle is a small angle;
fig. 9 is an axonometric projection view of the simple test bed for decomposing the opening and closing energy contribution of the rotary side door when the contact angle is large;
fig. 10 is an axonometric projection view of the simple decomposition test bed for the opening and closing energy contribution of the rotary side door according to the present invention when the contact angle is a small angle;
fig. 11 is an isometric projection view of a hold-down assembly according to the present invention;
fig. 12 is an isometric view of the lift assembly of the present invention.
Description of reference numerals:
1. a simple vehicle door test bed, 2, a movable forklift, 3, a semicircular moment measuring impeller unit, 4, a proximity switch unit, 5, an angle sensor unit, 6, a semicircular moment measuring impeller, 7, a first fixed hook, 8, a first rigid rope, 9, a first dynamometer, 10, a second fixed hook, 11, a second rigid rope, 12, a second dynamometer, 13, a proximity switch bracket, 14, a proximity switch, 15, an angle sensor bracket, 16, an angle sensor, 17, a gear, 18, a groove, 19, a test vehicle door frame, 20, a test vehicle door, 21, a vertical plate, 22, a bottom plate, 23, a mounting frame, 24, a fixed angle code, 25, a pressing component, 26, a lifting component, 27, a pressing screw rod, 28, a convex spherical pad, 29, a concave spherical pad, 30, a T-shaped nut, 31, a screw rod adjusting handle, 32, a screw rod nut, 33 and an adjusting screw rod, 34. ball head supporting seat, 35, terrace, 36, T-shaped groove, 37, limiting plate, 38, terrace.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
A revolving side door switching energy contribution decomposes simple and easy test bench, refer to FIG 1, mainly constitute by simple and easy door test bench 1, portable fork truck 2, semicircular moment measurement fan wheel unit 3, proximity switch unit 4 and angle sensor unit 5.
The simple vehicle door test bed 1 is a main body structure of the whole test bed, can be used for testing the performance of all tested elements such as a door lock, a vehicle door opening limiter, a sealing strip, a hinge, a coupler knuckle and the like singly or in combination on a vehicle door and the energy consumed by the whole and the energy required by each tested element in the process of opening and closing the door, can be fixedly arranged on a terrace through a fixing device of the simple vehicle door test bed 1, and meanwhile, the simple vehicle door test bed 1 further comprises an adjusting device, so that a vehicle door hinge axis has the function of adjusting two degrees of freedom.
Specifically, referring to fig. 1, a movable forklift 2 is fixedly installed at the bottom of the simple door test stand 1 for movement of the simple door test stand 1.
Referring to fig. 1 and 2, the semicircular torque measuring impeller unit 3 is fixedly mounted on a test vehicle door 20 of the simple vehicle door test bed 1, can rotate along with the test vehicle door 20, and is a core part of the whole test bed measurement system.
Referring to fig. 1 and 5, the proximity switch unit 4 is fixedly installed on a test door frame 19 of the simple door test stand 1 at a position to be matched with the semicircular moment measuring impeller 6 in the semicircular moment measuring impeller unit 3 for measuring the rotation speed of the test door. The proximity switch unit 4 is mainly composed of a proximity switch bracket 13 and a proximity switch 14, wherein the proximity switch 14 is fixedly mounted on the proximity switch bracket 13 and is used for measuring the rotating speed of the test vehicle door.
Referring to fig. 1 and 6, the angle sensor unit 5 is fixedly installed on a test door frame of the simple door test stand 1, wherein the axis of the angle sensor 16 is collinear with the hinge axis. The angle sensor unit 5 is composed mainly of an angle sensor carrier 15 and an angle sensor 16, wherein the angle sensor 16 is fixedly mounted on the angle sensor carrier 15 for measuring the angle of rotation of the test vehicle door 20.
Referring to fig. 4, 7 and 8, the semicircular moment measuring fan wheel unit 3 is mainly composed of a semicircular moment measuring fan wheel 6, a first fixed hook 7, a first rigid rope 8, a first dynamometer 9, a second fixed hook 10, a second rigid rope 11 and a second dynamometer 12, wherein the semicircular moment measuring fan wheel 6 is a core part of the semicircular moment measuring fan wheel unit 3 and is integrally fan-shaped or circular, a plurality of grooves are formed in the outer side surface, a uniform gear 17 is arranged on the upper surface, the central line of the groove 18 and the central line of the gear are respectively parallel to the upper surface and the lower surface of the semicircular moment measuring fan wheel, the distance from the groove 18 to the center of the semicircular moment measuring fan wheel 6 is determined and known, the groove 18 is used for placing the rigid rope, the position of the gear 17 is matched with the proximity switch unit 4, and the rotation axis of the test vehicle door 20 passes through the center of the semicircular moment measuring fan wheel 6, and is vertical to the upper plane, wherein, the first fixed hook 7 and the second fixed hook 10 have the same structure, are fixed parts of the end parts of the rigid ropes, are respectively and fixedly installed at the two ends of the semicircular moment measuring impeller 6 in a crossed manner, are respectively used for fixedly installing the first rigid rope 8 and the second rigid rope 11, the fixed positions are called as 'fixed points', the fixed points can be simplified into connecting points of the rigid ropes and the semicircular moment measuring impeller 6, the first rigid rope 8 and the second rigid rope 11 are respectively placed in a groove 18 of the semicircular moment measuring impeller 6, the other ends are respectively connected with the first dynamometer 9 and the second dynamometer 12, the first rigid rope 8 and the second rigid rope 11 are always along the direction of the groove 18 and are tangent to the groove 18 at the moment, the tangent point cannot be superposed with the fixed point, and an included angle formed by a connecting line of the fixed point and the circle center and a connecting line of the tangent point is called as 'contact angle', namely, the angle of the contact angle in the whole measuring process is not 0 degree and is not more than the central angle of the semicircular torque measuring fan wheel; the structure of the first dynamometer 9 is identical to that of the second dynamometer 12, wherein one dynamometer 9 or the second dynamometer 12 is driven by external force, such as being held by hand, and the other dynamometer is fixed, and the hand-held dynamometer applies tension simultaneously.
Referring to fig. 9 and 10, the simple test stand for resolving the opening and closing energy contribution of the rotary side door when the contact angle is large and small.
For matching the use of the movable forklift used for moving the test bed in the test bed of the scheme, a limiting plate 38 matched with the movable forklift is arranged on the bottom plate. Because the weight of this test bench is great, the barycenter is higher, just sets up limiting plate 37 for the security that improves, and this limiting plate 37 adopts the bolt to be connected with the bottom plate, prevents that portable fork truck 2 from taking place to empty incident such as at the in-process that removes the fork truck.
It should be noted that, the movable forklift 2 in this scheme is not necessary, the test bench can also adopt devices such as a crown block to hoist and transport, and the lifting lug can be installed on the test bench to cooperate with the hoisting device to transport, so that the transport of the test bench can be realized.
Referring to fig. 1, the simple vehicle door test bed comprises an upright plate 21 and a bottom plate 22, wherein a mounting frame 23 is fixed on the upright plate 21, and a test vehicle door frame 19 and a test vehicle door 20 are detachably fixed on the mounting frame 23 through fixed corner connectors.
Referring to fig. 11 and 12, a plurality of groups of lifting compressing units are arranged on the bottom plate, each lifting compressing unit comprises a lifting component 26 and a compressing component 25 which are matched with each other, and in order to improve safety and prevent the test bed from loosening in the test process, a fixed seat is arranged on the outer side of each lifting compressing unit.
Lifting unit 26 includes lead screw adjustment handle 31, screw nut 32, adjustment lead screw 33 and bulb supporting seat 34, and screw adjustment handle 31 detachably sets up in the top of adjusting lead screw 33, and screw nut 32 and 34 cooperation of bulb supporting seat ball surfaces are passed to the bottom of adjusting lead screw 33, and screw nut 32 is fixed with bottom plate 22.
The pressing assembly 25 comprises a pressing screw 27, a convex spherical pad 28, a concave spherical pad 29 and a sliding block, the bottom end of the pressing screw 27 penetrates through the convex spherical pad 28 and the concave spherical pad 29 in sequence and then is connected with the sliding block, the convex spherical pad 28 is in spherical fit with the concave spherical pad 29, and the concave spherical pad 29 is fixed with the bottom plate 22.
A terrace 38 is arranged below the bottom plate 22, a plurality of mutually parallel sliding grooves parallel to the plane where the door frame 19 of the test vehicle is located are arranged on the surface of the terrace 38, and sliding blocks in the pressing assembly are arranged in the sliding grooves. Specifically, the slider is a T-nut 30 and the sliding slot is a T-slot 36 that mates with the T-nut 30.
The utility model discloses a theory of operation does:
move the test bench to the assigned position through portable fork truck or transfer device to on installing test door frame and test door to the riser, will be tested the component and install after corresponding position simultaneously, the pulling dynamometer tests, and record pulling force, angle and rotation angle isoparametric, measures semi-circular moment and measures the radius of impeller and the weight isoparametric of test door, solves the energy of closing the door through two sets of formulas:
the formula I is as follows:
wherein: ek1For the energy of opening or closing the revolving door, M is the torque, θ 1 and θ 2 are the starting angle and the ending angle, respectively, which can be determined by an angle sensor, F is the push-pull force, which can be determined by pushing or pulling a dynamometer, and r is the radius of the sector disc, which is known.
The formula II is as follows:
wherein: ek2The energy of the revolving door opening or closing, m is the weight of the revolving door, R is the radius from the centroid position to the rotation axis, ω is the rotation angular velocity, v is the rotation speed of the sector disc, which can be obtained by the proximity switch, and R is the radius of the sector disc, which is known.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a simple and easy test bench is decomposed to rotatory side door switching energy contribution, its characterized in that: the test car door comprises a simple car door test bed, a test car door frame arranged on the simple car door test bed and a test car door hinged on the test car door frame, wherein a semicircular moment measurement fan wheel unit which moves synchronously with the test car door is arranged on the test car door, the semicircular moment measurement fan wheel unit comprises a semicircular moment measurement fan wheel and dynamometers which are connected to the two sides of the semicircular moment measurement fan wheel in a staggered mode through rigid ropes, and the rotating axis of the test car door is perpendicular to the plane where the semicircular moment measurement fan wheel is located and penetrates through the circle center of the semicircular moment measurement fan wheel.
2. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 1, is characterized in that: the test car door is provided with an angle sensor for measuring the rotation of the test car door, and the rotation axis of the angle sensor is collinear with the rotation axis of the test car door.
3. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 1, is characterized in that: and a proximity switch for measuring the rotating speed of the test vehicle door is installed on the test vehicle door frame, and gears matched with the proximity switch are uniformly arranged on the surface of the semicircular torque measurement fan wheel.
4. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 1, is characterized in that: the two ends of the semicircular moment measuring fan wheel are respectively provided with a fixing part, one end of the rigid rope is fixed on the fixing part, the other end of the rigid rope bypasses the outer side surface of the semicircular moment measuring fan wheel and is connected with the dynamometer, and the rigid rope is always in a tangent state with the semicircular moment measuring fan wheel in the moving process.
5. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 4, is characterized in that: the outer side surface of the semicircular torque measuring fan wheel is provided with a plurality of grooves which are parallel to each other, and the rigid rope bypasses the outer side surface of the semicircular torque measuring fan wheel along the grooves.
6. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 5, is characterized in that: and the semicircular moment is used for measuring the force meters on two sides of the fan wheel, one of the force meters is fixed, and the other force meter is driven by external force to open and close the test car door.
7. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 1, is characterized in that: the simple vehicle door test bed comprises a vertical plate and a bottom plate, wherein a mounting frame is fixed on the vertical plate, and the test vehicle door frame and the test vehicle door are detachably fixed on the mounting frame through fixed corner connectors.
8. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 7 is characterized in that: the utility model discloses a ball-and-socket joint structure, including bottom plate, be provided with a plurality of groups lift compressing unit on the bottom plate, lift compressing unit is including the lifting unit and the compressing assembly of mutually supporting, lifting unit includes lead screw adjustment handle, screw nut, adjustment lead screw and bulb supporting seat, lead screw adjustment handle detachably sets up in the top of adjustment lead screw, screw nut and bulb supporting seat spherical coordination are passed to the bottom of adjustment lead screw, screw nut is fixed with the bottom plate, compressing assembly is including compressing tightly lead screw, convex spherical pad, spill spherical pad and slider, the bottom that compresses tightly lead screw is passed convex spherical pad, spill spherical pad in proper order and is connected with the slider after, convex spherical pad and spill spherical pad spherical surface spherical coordination, spill spherical pad is fixed with the bottom plate.
9. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 8, is characterized in that: the floor is arranged below the bottom plate, a plurality of sliding grooves which are parallel to each other and parallel to the plane where the door frame of the test vehicle is located are formed in the surface of the floor, and the sliding block in the pressing assembly is arranged in the sliding groove.
10. The decomposition simple test bed for the opening and closing energy contribution of the rotary side door according to claim 7 is characterized in that: the test bench is still including the portable fork truck that is used for removing the test bench, install on the bottom plate with portable fork truck matched with limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687001.2U CN210427019U (en) | 2019-10-10 | 2019-10-10 | Simple test bed for decomposing open-close energy contribution of rotary side door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921687001.2U CN210427019U (en) | 2019-10-10 | 2019-10-10 | Simple test bed for decomposing open-close energy contribution of rotary side door |
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| Publication Number | Publication Date |
|---|---|
| CN210427019U true CN210427019U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921687001.2U Expired - Fee Related CN210427019U (en) | 2019-10-10 | 2019-10-10 | Simple test bed for decomposing open-close energy contribution of rotary side door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608898A (en) * | 2019-10-10 | 2019-12-24 | 中国汽车技术研究中心有限公司 | Simple test bed for decomposing open-close energy contribution of rotary side door |
-
2019
- 2019-10-10 CN CN201921687001.2U patent/CN210427019U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608898A (en) * | 2019-10-10 | 2019-12-24 | 中国汽车技术研究中心有限公司 | Simple test bed for decomposing open-close energy contribution of rotary side door |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20201010 |
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| CF01 | Termination of patent right due to non-payment of annual fee |