CN214277362U - Balance switching device for durability test of electronic steering column lock - Google Patents
Balance switching device for durability test of electronic steering column lock Download PDFInfo
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- CN214277362U CN214277362U CN202022156278.1U CN202022156278U CN214277362U CN 214277362 U CN214277362 U CN 214277362U CN 202022156278 U CN202022156278 U CN 202022156278U CN 214277362 U CN214277362 U CN 214277362U
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Abstract
The utility model relates to a keep connecting device field through locking element between near both ends or between the lapped both ends of axial specifically be a balanced switching device that is used for durable test of electron steering column lock. A balanced switching device for durability test of an electronic steering column lock comprises a sleeve (10), and is characterized in that: the flange structure is characterized by further comprising a first flange (1), a second flange (2), a front key (31), a positioning screw (4) and a retainer (5), wherein the first flange (1) comprises a first flange neck (11) and a first flange chassis (12); the size and the shape of the second flange (2) are respectively the same as those of the first flange (1); each group of the first connecting hole (121), the retainer connecting hole (51) and the second connecting hole (221) which are opposite to each other are respectively connected by a set of bolt fastening components (6). The utility model discloses it is convenient to adjust, and the transmission efficiency is high.
Description
Technical Field
The utility model relates to a keep connecting device field through locking element between near both ends or between the lapped both ends of axial specifically be a balanced switching device that is used for durable test of electron steering column lock.
Background
An electronic Steering column Lock, or electric Steering column Lock, abbreviated ESCL, is an electronic device used to restrain a Steering column in an automobile. The ESCL is mounted under the steering wheel system and is part of the vehicle anti-theft system. The vehicle anti-theft system judges the action to be executed according to the intention of a driver, the speed and the state of a steering column lock, and locks or unlocks the steering column through a lock tongue so as to play a role in protecting the safety of an automobile.
The ESCL needs to do the durable test of intensity when producing, during the test, need connect the tubular column of electron steering column lock with the driving motor of output torque, adopts the connected mode of bolt combination multiple thickness gasket at present more, needs long-time balance adjustment before the test at every turn, and transfer efficiency is poor in the experiment. And the device is difficult to adapt to complex working conditions which need to bear high load and alternating stress in experiments.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect of the prior art, the utility model provides a adjust convenient, the high connecting device of transmission efficiency, the utility model discloses a balanced switching device for durable test of electron steering column lock.
The utility model discloses a following technical scheme reaches the invention purpose:
the utility model provides a balanced switching device for durable test of electronic steering column lock, includes the sleeve, characterized by: also comprises a first flange, a second flange, a front key, a positioning screw and a retainer,
the first flange comprises a first flange neck and a first flange chassis, a key groove is arranged on the inner side wall of a through hole of the first flange neck, a positioning screw hole is arranged on the side wall of the first flange neck, a key groove is also arranged on the outer side wall of the inner end of the sleeve, the inner end of the sleeve is inserted into the through hole of the first flange neck, the key groove of the first flange neck and the key groove of the sleeve are mutually aligned and then embedded into a front key to fix the sleeve in the first flange neck, a positioning screw is screwed into the positioning screw hole and penetrates through the side wall of the first flange neck to abut against the outer side wall of the inner end of the sleeve, and at least four first connecting holes in even number are averagely arranged on the first flange chassis around the central axis;
the size and the shape of the second flange are respectively the same as those of the first flange, the second flange comprises a second flange neck and a second flange chassis, the inner side wall of the through hole of the second flange neck is provided with a key groove, the second flange chassis is averagely provided with second connecting holes with the same number as the first connecting holes around the central axis, and each second connecting hole respectively corresponds to one first connecting hole;
the retainer is annular, the aperture of the through hole in the middle of the retainer is equal to that of the through hole of the first flange neck, the retainer connecting holes with the same number as the first connecting holes are averagely arranged on the end face of the retainer, and each retainer connecting hole corresponds to one first connecting hole;
the number of the sets of the bolt fastening assemblies is equal to the number of the first connecting holes, and each set of the bolt fastening assemblies comprises a bolt, a nut, a gasket and a sleeve gasket;
the first flange is opposite to a second flange base plate of the second flange through the first flange base plate, the retainer is arranged between the first flange base plate and the second flange base plate, each first connecting hole is opposite to one retainer connecting hole and one second connecting hole in sequence, each group of the first connecting holes, the retainer connecting holes and the second connecting holes which are opposite to each other are respectively connected through a set of bolt fastening assemblies, and the gasket and the sleeve pad are respectively arranged on two sides of the retainer.
The balance switching device for the durability test of the electronic steering column lock is characterized in that: the bolt fastening assemblies are divided into a group A and a group B which are equal in number,
the gasket of the first group of bolt fastening assemblies is arranged between the nut and the second flange chassis, the sleeve gasket of the first group of bolt fastening assemblies is arranged between the first flange chassis and the retainer, the bolt of the first group of bolt fastening assemblies penetrates through the first connecting hole, the sleeve gasket is sleeved and penetrates through the connecting hole of the retainer and penetrates out of the second connecting hole, the gasket is sleeved and then the nut is screwed in for fastening,
the gasket of the group B bolt fastening assembly is arranged between the nut and the first flange chassis, the sleeve gasket of the group B bolt fastening assembly is arranged between the first flange chassis and the retainer, the bolt of the group B bolt fastening assembly penetrates through the second connecting hole, penetrates through the connecting hole of the retainer, is sleeved with the sleeve gasket and then penetrates out of the first connecting hole, is screwed in the nut for fastening after being sleeved with the gasket,
the first group of bolt fastening assemblies and the second group of bolt fastening assemblies are arranged at intervals, namely, one second group of bolt fastening assemblies are arranged between every two adjacent first group of bolt fastening assemblies, and correspondingly, one first group of bolt fastening assemblies are arranged between every two adjacent second group of bolt fastening assemblies.
The utility model discloses during the use, the one end of driving motor's output shaft transmission shaft, be equipped with the keyway on the lateral surface of the transmission shaft other end, the other end of transmission shaft inserts in the second flange neck of second flange, the keyway that makes the transmission shaft and the keyway of second flange neck are aligned the back key of embedding mutually, pass through the back key with the transmission shaft and fix on the second flange, the sleeve is inserted and is fixed to the one end of tubular column, adopt abrupt tooth intermeshing's mode to connect between sleeve and the tubular column, 0.015mm is got in the unilateral clearance of meshing, the electron steering column lock is located on the tubular column, start driving motor, can apply moment to the tubular column through the transmission, thereby implement each item to electron steering column lock and detect.
The utility model discloses a two flange butt joint structure cooperation holders play the axle clearance effect between adjustment torque sensor axle and the tubular column as supporting, when the installation, only need adjust each nut 62 can, convenient and reliable, and transmission efficiency improves and is showing.
The utility model has the advantages that: the adjustment is convenient, and the transmission efficiency is high.
Drawings
Figure 1 is a schematic view of the assembly of the present invention,
figure 2 is an isometric view of the present invention,
figure 3 is a schematic view of a bolt fastening assembly according to the present invention,
fig. 4 is a schematic view of the present invention in use.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
A balance adapter device for durability test of an electronic steering column lock comprises a first flange 1, a second flange 2, a front key 31, a positioning screw 4, a retainer 5 and a sleeve 10, and as shown in figures 1-3, the structure is as follows:
the first flange 1 comprises a first flange neck 11 and a first flange chassis 12, a key groove is formed in the inner side wall of a through hole of the first flange neck 11, a positioning screw hole 111 is formed in the side wall of the first flange neck 11, a key groove is also formed in the outer side wall of the inner end of the sleeve 10, the inner end of the sleeve 10 is inserted into the through hole of the first flange neck 11, the key groove of the first flange neck 11 and the key groove of the sleeve 10 are aligned with each other and then embedded into a front key 31 to fix the sleeve 10 in the first flange neck 11, a positioning screw 4 is screwed into the positioning screw hole 111 and penetrates through the side wall of the first flange neck 11 to abut against the outer side wall of the inner end of the sleeve 10, and six first connecting holes 121 are uniformly formed in the first flange chassis 12 around the central axis;
the size and the shape of the second flange 2 are respectively the same as those of the first flange 1, the second flange 2 comprises a second flange neck 21 and a second flange chassis 22, the inner side wall of the through hole of the second flange neck 21 is provided with a key groove, the second flange chassis 22 is averagely provided with second connecting holes 221 with the number equal to that of the first connecting holes 121 around the central axis, and each second connecting hole 221 corresponds to one first connecting hole 121;
the retainer 5 is annular, the aperture of a through hole in the middle of the retainer 5 is equal to that of a through hole of the first flange neck 11, the retainer connecting holes 51 with the same number as the first connecting holes 121 are averagely arranged on the end surface of the retainer 5, and each retainer connecting hole 51 corresponds to one first connecting hole 121;
the number of sets of bolt-tightening assemblies 6 is equal to the number of first connection holes 121, and each set of bolt-tightening assemblies 6 is as shown in fig. 3: including one each of a bolt 61, a nut 62, a washer 63, and a sleeve washer 64;
the first flange 1 is opposite to the second flange base plate 22 of the second flange 2 through the first flange base plate 12, the retainer 5 is arranged between the first flange base plate 12 and the second flange base plate 22, each first connecting hole 121 is opposite to one retainer connecting hole 51 and one second connecting hole 221 in sequence, each group of the first connecting hole 121, the retainer connecting hole 51 and the second connecting hole 221 which are opposite to each other are connected through a set of bolt fastening components 6 respectively, and the gasket 63 and the sleeve gasket 64 are arranged on two sides of the retainer 5 respectively.
In this embodiment: the bolt fastening assemblies 6 are divided into a group a and a group b, which are equal in number, i.e. the group a and the group b each comprise three sets of bolt fastening assemblies 6,
the gasket 63 of the first group of bolt fastening assemblies 6 is arranged between the nut 62 and the second flange chassis 22, the sleeve gasket 64 of the first group of bolt fastening assemblies 6 is arranged between the first flange chassis 12 and the retainer 5, the bolt 61 of the first group of bolt fastening assemblies 6 penetrates through the first connecting hole 121, the sleeve gasket 64 penetrates through the retainer connecting hole 51 and penetrates out of the second connecting hole 221, the gasket 63 is sleeved, the nut 62 is screwed in for fastening,
the gasket 63 of the group B bolt fastening assembly 6 is arranged between the nut 62 and the first flange base plate 12, the sleeve gasket 64 of the group B bolt fastening assembly 6 is arranged between the first flange base plate 12 and the retainer 5, the bolt 61 of the group B bolt fastening assembly 6 penetrates through the second connecting hole 221, penetrates through the retainer connecting hole 51, is sleeved with the sleeve gasket 64, penetrates out of the first connecting hole 121, is sleeved with the gasket 63 and is screwed into the nut 62 for fastening,
the first group of bolt fastening assemblies 6 and the second group of bolt fastening assemblies 6 are arranged at intervals, namely, one second group of bolt fastening assemblies 6 are arranged between every two adjacent first group of bolt fastening assemblies 6, and correspondingly, one first group of bolt fastening assemblies 6 are arranged between every two adjacent second group of bolt fastening assemblies 6.
After assembly is complete as shown in figure 2.
In use, as shown in fig. 4: one end of the output shaft connecting transmission shaft 22 of the driving motor 21, be equipped with the keyway on the lateral surface of the other end of the transmission shaft 22, the other end of the transmission shaft 22 is inserted in the second flange neck 22 of the second flange 2, make the keyway of the transmission shaft 22 and the keyway of the second flange neck 22 align each other and then imbed the back key 32, fix the transmission shaft 22 on the second flange 2 through the back key 32, the sleeve 10 is inserted and is fixed to the one end of tubular column 23, adopt the mode of abrupt tooth intermeshing to connect between sleeve 10 and the tubular column 23, 0.015mm is got to the unilateral clearance of meshing, the electron steering column lock 24 is located on the tubular column 23, start the driving motor 21, can exert moment to the tubular column 23 through the transmission, thereby implement each item to the electron steering column lock 24 and detect.
When the embodiment is used, the following test conditions need to be met:
1. outputting 40 N.m of torque through the driving motor 21 and performing 2500 cycles, wherein the cycle process comprises the following steps: locking the electronic steering column lock 24 → applying 40 N.m torque in the reverse direction of the drive motor 21 → unlocking the electronic steering column lock 24 → locking the electronic steering column lock 24 → applying 40 N.m torque in the forward direction of the drive motor 21 → applying 40 N.m torque in the reverse direction of the drive motor 21, with an interval of 1min between two adjacent cycles;
2. the driving motor 21 outputs 200 N.m of torque and makes 5 cycles, and the cycle process is as follows: the driving motor 21 drives the transmission shaft 22 to rotate forwards for 90 degrees → the driving motor 21 drives the transmission shaft 22 to rotate backwards for 180 degrees → the driving motor 21 drives the transmission shaft 22 to rotate forwards for 90 degrees;
3. the driving motor 21 outputs a torque of 230 N.m, and applies the torque for 1min in each of forward rotation and reverse rotation.
Claims (2)
1. A balanced switching device for durability test of an electronic steering column lock comprises a sleeve (10), and is characterized in that: also comprises a first flange (1), a second flange (2), a front key (31), a positioning screw (4) and a retainer (5),
the first flange (1) comprises a first flange neck (11) and a first flange chassis (12), a key groove is formed in the inner side wall of a through hole of the first flange neck (11), a positioning screw hole (111) is formed in the side wall of the first flange neck (11), a key groove is also formed in the outer side wall of the inner end of the sleeve (10), the inner end of the sleeve (10) is inserted into the through hole of the first flange neck (11), the key groove of the first flange neck (11) and the key groove of the sleeve (10) are aligned with each other and then embedded into a front key (31) to fix the sleeve (10) in the first flange neck (11), a positioning screw (4) is screwed into the positioning screw hole (111) and penetrates through the side wall of the first flange neck (11) to abut against the outer side wall of the inner end of the sleeve (10), and at least four first connecting holes (121) which are even in number are uniformly arranged on the first flange chassis (12) around a central axis;
the size and the shape of the second flange (2) are respectively the same as those of the first flange (1), the second flange (2) comprises a second flange neck (21) and a second flange chassis (22), a key groove is formed in the inner side wall of a through hole of the second flange neck (21), second connecting holes (221) with the same number as the first connecting holes (121) are averagely formed in the second flange chassis (22) around the central axis, and each second connecting hole (221) corresponds to one first connecting hole (121);
the retainer (5) is annular, the aperture of a through hole in the middle of the retainer (5) is equal to that of a through hole of the first flange neck (11), the retainer connecting holes (51) with the same number as the first connecting holes (121) are averagely arranged on the end face of the retainer (5), and each retainer connecting hole (51) corresponds to one first connecting hole (121);
the number of the bolt fastening assemblies (6) is equal to that of the first connecting holes (121), and each bolt fastening assembly (6) comprises a bolt (61), a nut (62), a gasket (63) and a sleeve gasket (64);
the first flange (1) is just opposite to a second flange chassis (22) of the second flange (2) through a first flange chassis (12), the retainer (5) is arranged between the first flange chassis (12) and the second flange chassis (22), each first connecting hole (121) is just opposite to one retainer connecting hole (51) and one second connecting hole (221) in sequence, each group of the first connecting holes (121), the retainer connecting holes (51) and the second connecting holes (221) which are just opposite to each other are connected through a set of bolt fastening assembly (6) respectively, and the gasket (63) and the sleeve gasket (64) are arranged on two sides of the retainer (5) respectively.
2. The balanced adapter device for durability testing of an electronic steering column lock of claim 1, wherein: the bolt fastening components (6) are divided into a group A and a group B with equal quantity,
a gasket (63) of the first group of bolt fastening assemblies (6) is arranged between a nut (62) and a second flange chassis (22), a sleeve gasket (64) of the first group of bolt fastening assemblies (6) is arranged between a first flange chassis (12) and a retainer (5), bolts (61) of the first group of bolt fastening assemblies (6) penetrate through a first connecting hole (121), penetrate through a retainer connecting hole (51) after being sleeved with the sleeve gasket (64) and penetrate out of a second connecting hole (221), the gasket (63) is sleeved and then screwed into the nut (62) for fastening,
a gasket (63) of the bolt fastening assembly (6) of the second group is arranged between the nut (62) and the first flange chassis (12), a sleeve gasket (64) of the bolt fastening assembly (6) of the second group is arranged between the first flange chassis (12) and the retainer (5), a bolt (61) of the bolt fastening assembly (6) of the second group penetrates through the second connecting hole (221), penetrates through the retainer connecting hole (51), is sleeved with the sleeve gasket (64), penetrates out from the first connecting hole (121), is sleeved with the gasket (63), and is screwed into the nut (62) for fastening,
the first group of bolt fastening assemblies (6) and the second group of bolt fastening assemblies (6) are arranged at intervals, namely, one second group of bolt fastening assemblies (6) are arranged between every two adjacent first group of bolt fastening assemblies (6), and correspondingly, one first group of bolt fastening assemblies (6) are arranged between every two adjacent second group of bolt fastening assemblies (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022156278.1U CN214277362U (en) | 2020-09-27 | 2020-09-27 | Balance switching device for durability test of electronic steering column lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022156278.1U CN214277362U (en) | 2020-09-27 | 2020-09-27 | Balance switching device for durability test of electronic steering column lock |
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| Publication Number | Publication Date |
|---|---|
| CN214277362U true CN214277362U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022156278.1U Active CN214277362U (en) | 2020-09-27 | 2020-09-27 | Balance switching device for durability test of electronic steering column lock |
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| Country | Link |
|---|---|
| CN (1) | CN214277362U (en) |
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- 2020-09-27 CN CN202022156278.1U patent/CN214277362U/en active Active
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