CN212807581U - Mechanism for testing unlocking force of backrest - Google Patents
Mechanism for testing unlocking force of backrest Download PDFInfo
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- CN212807581U CN212807581U CN202021595533.6U CN202021595533U CN212807581U CN 212807581 U CN212807581 U CN 212807581U CN 202021595533 U CN202021595533 U CN 202021595533U CN 212807581 U CN212807581 U CN 212807581U
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- backrest
- connecting shaft
- unlocking force
- pressure sensor
- pressing
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Abstract
The utility model discloses a back unlocking force accredited testing organization, including angle modulation ware release mechanism body, be provided with the frame on the angle modulation ware release mechanism body, the top of frame is provided with the right angle mount pad, be fixed with the powerful cylinder that compresses tightly on the right angle mount pad, the piston connection who compresses tightly the cylinder has the bent axle, be provided with the pressure arm on the bent axle, bottom one side of pressure arm is connected with the transition connecting plate, one side that the pressure arm was kept away from to the transition connecting plate is provided with the guide holder, the inside of guide holder is provided with pressure sensor, one side of pressure sensor and the inboard that is located the guide holder are provided with unsteady connecting axle, and unsteady connecting axle runs through the guide holder and. Has the advantages that: compared with a traditional testing mechanism with a torque conversion structure, the direct type backrest unlocking force testing mechanism can feed back the numerical value of the backrest force more intuitively and accurately, reduce the system error and save the equipment cost.
Description
Technical Field
The utility model relates to an automobile backrest production technical field particularly, relates to backrest unlocking force accredited testing organization.
Background
The automobile seat backrest testing system aims at detecting the acting force of a spring in a seat backrest, the rotation stroke of the backrest and the unlocking torque when the seat is unlocked, and is used for meeting the technical requirements of an automobile seat. Because automobile brands are various, requirements are different, and a uniform backrest test standard is difficult to form, the unlocking force of the automobile backrest needs to be tested according to specific customer requirements.
The traditional backrest force detection method is to measure the backrest torque and then convert the backrest torque by adopting a moment formula to obtain the backrest force, and the detection result has larger deviation. In addition, the original backrest torsion mechanism is of a unilateral kinetic energy input structure, and the synchronism of the two swing arms is poor, so that the accuracy of a measured value is further reduced.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the problem among the correlation technique, the utility model provides a back unlocking force accredited testing organization to overcome the above-mentioned technical problem that current correlation technique exists.
Therefore, the utility model discloses a specific technical scheme as follows:
backrest unlocking force accredited testing organization, including angle modulation ware release mechanism body, be provided with the frame on the angle modulation ware release mechanism body, the top of frame is provided with the right angle mount pad, be fixed with powerful compressing cylinder on the right angle mount pad, the piston connection that powerful compressing cylinder has the bent axle, be provided with the pressure arm on the bent axle, bottom one side of pressure arm is connected with the transition connecting plate, one side that the pressure arm was kept away from to the transition connecting plate is provided with the guide holder, the inside of guide holder is provided with pressure sensor, one side of pressure sensor and the inboard that is located the guide holder are provided with unsteady connecting axle, and unsteady connecting axle runs through the guide holder and extends to the outside of guide holder, the one end that the guide.
Furthermore, in order to enable the transition connecting plate, the guide seat and the pressing arm to be connected into a whole, the overall strength of the structure is increased, a plurality of screw holes are symmetrically formed in the transition connecting plate, a groove is formed in the middle of the transition connecting plate, a pressure sensor is arranged in the groove, and the transition connecting plate is fixedly connected with the pressing arm through bolts.
Furthermore, in order to play the role of guiding and limiting and ensure the movement precision of the floating connecting shaft, a stepped hole is formed in the guide seat and comprises a reducing section, one side of the reducing section is provided with an equal-diameter section, and the floating connecting shaft is arranged in the stepped hole.
Further, in order to make the clamp plate and the floating connecting shaft connect into a whole, the clamp plate drives the floating connecting shaft to move and contact with pressure sensor under the action of the unlocking force of the backrest, and then the pressure sensor can detect the numerical value of the unlocking force of the backrest, the floating connecting shaft is of a stepped shaft structure, the floating connecting shaft comprises a cylinder arranged on the inner side of the constant diameter section, a threaded hole is formed in the cylinder, a spot-facing hole is formed in the clamp plate and connected with the threaded hole through a bolt, a press block is arranged at one end of the cylinder facing the diameter-variable section, and the diameter of the press block is larger than that of the constant diameter section and smaller than that of the diameter-variable.
The utility model has the advantages that:
(1) the utility model discloses a single pressure sensor replaces two torque sensor, compares than the accredited testing organization of traditional moment of torsion conversion formula structure, and this direct type back unlocking force accredited testing organization can be more directly perceived and accurate feedback back force's numerical value, reduces system error, has still saved equipment cost simultaneously, has reduced the installation and debugging degree of difficulty.
(2) The guide seat is matched with the floating connecting shaft, so that the degree of freedom of the floating connecting shaft is limited, the floating connecting shaft can only move in the stepped hole, the guide limiting effect is achieved, and the movement precision of the floating connecting shaft is guaranteed.
(3) The pressure plate and the floating connecting shaft are connected into a whole through the pressure plate, the pressure plate drives the floating connecting shaft to move and contact with the pressure sensor under the action of the unlocking force of the backrest, and then the pressure sensor can detect the numerical value of the unlocking force of the backrest.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an installation schematic view of a backrest unlocking force testing mechanism according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a backrest unlocking force testing mechanism according to an embodiment of the present invention;
FIG. 3 is a top view of FIG. 2;
fig. 4 is a schematic structural diagram of a transition connecting plate of a backrest unlocking force testing mechanism according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a guide seat of a backrest unlocking force testing mechanism according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a floating connecting shaft of a backrest unlocking force testing mechanism according to an embodiment of the present invention.
In the figure:
1. the angle adjuster unlocking mechanism body; 2. a frame; 3. a right-angle mounting seat; 4. a strong pressing cylinder; 5. A crankshaft; 6. pressing the arm; 7. a transition connecting plate; 8. a guide seat; 801. a stepped hole; 802. a diameter-changing section; 803. A constant diameter section; 9. a pressure sensor; 10. a floating connecting shaft; 11. pressing a plate; 12. a screw hole; 13. a groove; 14. a cylinder; 15. briquetting; 16. a threaded hole; 17. and (5) spot facing.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides back unlocking force accredited testing organization.
Referring now to the drawings and the detailed description, as shown in fig. 1-6, a backrest unlocking force testing mechanism according to an embodiment of the present invention includes an angle adjuster unlocking mechanism body 1, a frame 2 is disposed on the angle adjuster unlocking mechanism body 1, a right-angle mounting seat 3 is disposed on a top end of the frame 2, a strong compressing cylinder 4 is fixed on the right-angle mounting seat 3, a piston of the strong compressing cylinder 4 is connected with a crankshaft 5, a pressing arm 6 is disposed on the crankshaft 5, a transition connecting plate 7 is connected to one side of a bottom of the pressing arm 6, a guide seat 8 is disposed on one side of the transition connecting plate 7 away from the pressing arm 6, a pressure sensor 9 is disposed inside the guide seat 8, a floating connecting shaft 10 is disposed on one side of the pressure sensor 9 and inside the guide seat 8, and the floating connecting shaft 10 penetrates through the guide seat 8 and extends to outside the guide seat 8, the end of the floating connecting shaft 10 remote from the guide base 8 is provided with a pressure plate 11, wherein the pressure sensor 9 is of the type MPM 380.
By means of the above scheme, thereby make structural design reasonable, adopt single pressure sensor to replace two torque sensor, compare than the accredited testing organization of traditional moment of torsion conversion formula structure, this direct type back unblock power accredited testing organization can be more directly perceived and accurate feedback back power numerical value, reduces system error, has still saved equipment cost simultaneously, has reduced the installation and debugging degree of difficulty.
In one embodiment, a plurality of screw holes 12 are symmetrically arranged on the transition connecting plate 7, a groove 13 is arranged in the middle of the transition connecting plate 7, a pressure sensor 9 is arranged in the groove 13, and the transition connecting plate 7 is fixedly connected with the pressure arm 6 through a bolt, so that the transition connecting plate 7, the guide seat 8 and the pressure arm 6 can be connected into a whole, and the overall strength of the structure is increased.
In one embodiment, a stepped hole 801 is formed in the guide seat 8, the stepped hole 801 includes a reducing section 802, an equal-diameter section 803 is arranged on one side of the reducing section 802, and a floating connecting shaft 10 is arranged in the stepped hole 801, so that the guide seat 8 is matched with the floating connecting shaft 10, the degree of freedom of the floating connecting shaft 10 is limited, the floating connecting shaft 10 can only move in the stepped hole 801, the guide limiting effect is achieved, and the movement precision of the floating connecting shaft 10 is guaranteed.
In one embodiment, the floating connecting shaft 10 is of a stepped shaft structure, the floating connecting shaft 10 includes a cylinder 14 disposed inside the constant diameter section 803, one end of the cylinder 14 facing the diameter-changing section 802 is provided with a pressing block 15, the diameter of the pressing block 15 is greater than the diameter of the constant diameter section 803 and smaller than the diameter of the diameter-changing section 802, the cylinder 14 is provided with a threaded hole 16, the pressing plate 11 is provided with a spot-facing 17, and the spot-facing 17 is connected with the threaded hole 16 through a bolt, so that the pressing plate 11 and the floating connecting shaft 10 are connected into a whole, the pressing plate 11 drives the floating connecting shaft 10 to move and contact the pressure sensor 9 under the action of the backrest unlocking force, and the pressure sensor 9 can detect the value of the backrest unlocking force.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
When in actual application, after the backrest is placed in place, 4 actions of powerful pressure cylinder drive bent axle 5 rotations, and then drive the upset of pressure arm 6 and with the backrest centre gripping, pressure arm 6 and backrest do not contact this moment, there is certain distance between the two, angle modulation ware release mechanism body 1 action at that time, the backrest unblock, backrest bounce-back oppression clamp plate 11, through the transmission of connecting axle 10 that floats, under the restraint of guide holder 8, the connecting axle 10 that floats transmits the backrest power perpendicularly to pressure sensor 9 on, then pressure sensor 9 transmits pressure signal for control center.
In conclusion, with the help of the above technical scheme of the utility model, cooperate with unsteady connecting axle 10 through setting up guide holder 8, limited the degree of freedom of unsteady connecting axle 10, make unsteady connecting axle 10 can only remove in shoulder hole 801, played the spacing effect of direction, guaranteed the precision of unsteady connecting axle 10 motion. The pressing plate 11 and the floating connecting shaft 10 are connected into a whole, and the pressing plate 11 drives the floating connecting shaft 10 to move and contact with the pressure sensor 9 under the action of the unlocking force of the backrest, so that the pressure sensor 9 can detect the numerical value of the unlocking force of the backrest. Through adopting single pressure sensor to replace two torque sensor, compare than the accredited testing organization of traditional moment of torsion conversion formula structure, this direct type back unblock power accredited testing organization can be more directly perceived and accurate feedback back power's numerical value, reduces system error, has still saved equipment cost simultaneously, has reduced the installation and debugging degree of difficulty.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
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 (6)
1. The backrest unlocking force testing mechanism is characterized by comprising an angle adjuster unlocking mechanism body (1), wherein a rack (2) is arranged on the angle adjuster unlocking mechanism body (1), a right-angle mounting seat (3) is arranged at the top end of the rack (2), a powerful pressing cylinder (4) is fixed on the right-angle mounting seat (3), a piston of the powerful pressing cylinder (4) is connected with a crankshaft (5), a pressing arm (6) is arranged on the crankshaft (5), a transition connecting plate (7) is connected to one side of the bottom of the pressing arm (6), a guide seat (8) is arranged on one side, away from the pressing arm (6), of the transition connecting plate (7), a pressure sensor (9) is arranged inside the guide seat (8), a floating connecting shaft (10) is arranged on one side of the pressure sensor (9) and on the inner side of the guide seat (8), and the floating connecting shaft (10) penetrates through the guide seat (8) and extends to the outside of the guide seat (8), and a pressing plate (11) is arranged at one end, far away from the guide seat (8), of the floating connecting shaft (10).
2. The backrest unlocking force testing mechanism according to claim 1, wherein a plurality of screw holes (12) are symmetrically formed in the transition connecting plate (7), a groove (13) is formed in the middle of the transition connecting plate (7), the pressure sensor (9) is arranged in the groove (13), and the transition connecting plate (7) is fixedly connected with the pressure arm (6) through a bolt.
3. The backrest unlocking force testing mechanism according to claim 1, wherein a stepped hole (801) is formed in the guide seat (8), the stepped hole (801) comprises a reducing section (802), an equal-diameter section (803) is arranged on one side of the reducing section (802), and the floating connecting shaft (10) is arranged in the stepped hole (801).
4. The backrest unlocking force testing mechanism according to claim 3, wherein the floating connecting shaft (10) is of a stepped shaft structure, the floating connecting shaft (10) comprises a cylinder (14) arranged inside the constant diameter section (803), and a pressing block (15) is arranged at one end of the cylinder (14) facing the reducing section (802).
5. The backrest unlocking force testing mechanism according to claim 4, wherein a threaded hole (16) is formed in the cylindrical body (14), a spot-facing hole (17) is formed in the pressing plate (11), and the spot-facing hole (17) is connected with the threaded hole (16) through a bolt.
6. The backrest unlocking force testing mechanism according to claim 4, wherein the pressing block (15) has a diameter larger than that of the constant diameter section (803) and smaller than that of the variable diameter section (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021595533.6U CN212807581U (en) | 2020-08-04 | 2020-08-04 | Mechanism for testing unlocking force of backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021595533.6U CN212807581U (en) | 2020-08-04 | 2020-08-04 | Mechanism for testing unlocking force of backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212807581U true CN212807581U (en) | 2021-03-26 |
Family
ID=75105894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021595533.6U Active CN212807581U (en) | 2020-08-04 | 2020-08-04 | Mechanism for testing unlocking force of backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212807581U (en) |
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2020
- 2020-08-04 CN CN202021595533.6U patent/CN212807581U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230220 Address after: 401120 factory building A-10, 230-2 Lianggang Avenue, Huixing street, Yubei District, Chongqing Patentee after: Chongqing junhaofeng Technology Co.,Ltd. Address before: 400000 plant A-10, 230-2 Lianggang Avenue, Huixing street, Yubei District, Chongqing Patentee before: Chongqing Sandi Intelligent Equipment Co.,Ltd. |
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| TR01 | Transfer of patent right |