CN206561381U - A kind of automobile absorber nut Auto-lock Machine structure - Google Patents
A kind of automobile absorber nut Auto-lock Machine structure Download PDFInfo
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- CN206561381U CN206561381U CN201720233858.1U CN201720233858U CN206561381U CN 206561381 U CN206561381 U CN 206561381U CN 201720233858 U CN201720233858 U CN 201720233858U CN 206561381 U CN206561381 U CN 206561381U
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- power transmission
- transmission shaft
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- bearing
- rotation stop
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Abstract
The utility model is related to a kind of automobile absorber nut Auto-lock Machine structure, including bearing, tightening axle and tightens power transmission shaft, and gear one is fixed with tightening axle, the gear two for being connected with and being connected with gear one on power transmission shaft is tightened；Gear one and gear two are connected by bearing with bearing respectively；Tighten and rotation stop spanner power transmission shaft is provided with power transmission shaft；Tighten power transmission shaft upper end and be connected with ut socket, rotation stop spanner power transmission shaft top is connected by compression spring one with bearing；Guiding mechanism of the bearing provided with limitation rotation stop spanner power transmission shaft axial rotation.The utility model tightens power transmission shaft attaching nut sleeve using floating type nut and realizes that damper nut is reliably tightened by the way that stop spanner is designed into floating structure limits the rotation of the shaft end of damper locking spring.Effectively prevent nut and tighten power transmission shaft influences the rotation stop effect of rotation stop spanner when tightening nut.So as to avoid the rupture for the inner hexagonal hole that the shaft end of damper locking spring coordinates with rotation stop spanner.
Description
Technical field
The utility model relates to a kind of automobile absorber nut Auto-lock Machine structure, this mechanism adapts to a variety of nuts
Automatic tightening.
Background technology
Automobile absorber is the important spare part on automobile, and the tightening method of automobile absorber nut directly affects automobile and subtracted
Shake the quality and efficiency of assembling of device.Current automobile absorber reduces vibrations during running car together with spring assembling, and subtracts
Shake device locking spring shaft end and damper fix support end be axis hole connection, between the two can axial elasticity shrink,
Radially can mutually it rotate.Spring-compressed is fixed on damper will be by professional press compression spring, then will with nut
The shaft end locking of damper locking spring, makes spring be locked in compressive state on damper.Due to damper locking spring
Shaft end have relative rotation with fixed support end, the axle of damper locking spring must be fixed when tightening nut with rotation stop spanner
End, prevents from rotating.Nut, which is tightened, to be had to sleeve and reaches nut by professional tightening tool the screw-down torque of setting and to tighten
Angle.Current factory screws on nut, such inefficiency, punching using rotation stop spanner is not needed using pneumatic impact wrench mostly
Hit noise big, screw-down torque and tighten that angle is uncontrollable, damper nut is furnished with plastics anti-release member, and pneumatic impact wrench is easily
Destroy this structure.There is damage on nut surface in the presence of impulsive force simultaneously.Using this automobile absorber nut Auto-lock Machine
Structure, can efficiently control product quality, improve production efficiency.
Utility model content
The utility model provides a kind of automobile absorber nut Auto-lock Machine structure aiming above mentioned problem, and the mechanism can have
Effect prevents from influenceing the rotation stop effect of rotation stop spanner when tightening nut.So as to avoid shaft end and the rotation stop of damper locking spring
The rupture for the inner hexagonal hole that spanner coordinates.
The utility model provide technical scheme be：A kind of automobile absorber nut Auto-lock Machine structure, including bearing, tightening axle
Gear one is fixed with power transmission shaft, tightening axle with tightening, the gear two for being connected with and being connected with gear one on power transmission shaft is tightened；
Gear one and gear two are connected by bearing with bearing respectively；Power transmission shaft is tightened for hollow shaft, is provided with hollow shaft along hollow shaft
The rotation stop spanner power transmission shaft moved up and down；Rotation stop spanner is connected with rotation stop spanner power transmission shaft；Power transmission shaft upper end is tightened to be connected with
Ut socket, rotation stop spanner power transmission shaft top is connected by compression spring one with bearing；Bearing is passed provided with limitation rotation stop spanner
The guiding mechanism of moving axis axial rotation.
The gear two is provided with square hole, and tightening power transmission shaft has the outer square axle structure being connected with square hole；Tighten transmission
Compression spring two is provided between axle top and bearing, power transmission shaft top is tightened and is connected by compression spring two with bearing.
The bearing is provided with outer sleeve, and guiding mechanism is in outer sleeve, and compression spring one, compression spring two are located at outer
Between sleeve and guiding mechanism.
The utility model is being provided with the waist type groove for being used for storing lubricating grease with tightening for the junction of gear two on power transmission shaft.
The utility model ut socket is fixedly connected by lock screw with tightening power transmission shaft.
The utility model by by stop spanner be designed to floating structure limit damper locking spring shaft end rotation,
Power transmission shaft attaching nut sleeve, which is tightened, using floating type nut realizes that damper nut is reliably tightened.It effectively prevent nut
Tightening power transmission shaft influences the rotation stop effect of rotation stop spanner when tightening nut.So as to avoid the shaft end of damper locking spring with
The rupture for the inner hexagonal hole that rotation stop spanner coordinates.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is Fig. 1 running part structural representation；
Fig. 3 is the structural representation of Fig. 2 outer shaft；
Fig. 4 is Fig. 2 interior axle structural representation.
Embodiment
Referring to Fig. 1-4, the utility model includes bearing 13, tightening axle 1 and tightened to fix with teeth in power transmission shaft 9, tightening axle 1
1 are taken turns, the gear 22 for being connected with and being connected with gear one on power transmission shaft 9 is tightened；Gear 1 and gear 22 pass through axle respectively
Hold and be connected with bearing 13；Power transmission shaft 9 is tightened for hollow shaft, is provided with along the rotation stop spanner that hollow shaft 9 is moved up and down and passes in hollow shaft 9
Moving axis 4；It is arranged with rotation stop spanner power transmission shaft 4 on rotation stop wrench socket 6, rotation stop wrench socket 6 and is connected with rotation stop spanner 7；Twist
The tight upper end of power transmission shaft 9 is connected with ut socket 8, and the top of rotation stop spanner power transmission shaft 4 is connected by compression spring 1 with bearing 13；
Guiding mechanism 12 of the bearing 13 provided with the axial rotation of limitation rotation stop spanner power transmission shaft 4.The upper end of rotation stop spanner power transmission shaft 4 is
Square shaft 4.1, the lower section of guiding mechanism 12 is is fixed on the square shaft hole on bearing 13, and square shaft hole coordinates with the gap of square shaft 4.1.
The gear 22 is provided with square hole, and tightening power transmission shaft 9 has the outer square axle structure being connected with square hole, tightens biography
The top of moving axis 9 is connected by compression spring 2 10 with bearing 13.
The bearing 13 is provided with outer sleeve 14, and guiding mechanism 12 is in outer sleeve 14, compression spring 2 10 and compression
Spring 1 is located between outer sleeve 14 and guiding mechanism 12.
The utility model is being provided with the waist type groove for being used for storing lubricating grease with tightening for the junction of gear two on power transmission shaft 9
15。
The utility model ut socket 8 is fixedly connected by lock screw 5 with tightening power transmission shaft 9.
The utility model completes nut by setup program automatically using the method for the automatic tightening damper nut of tightening axle 1
Tighten, manually according to the different choice of kind, corresponding nut, operating personnel can be by coming loose lock screw 5 easily and fast
Corresponding ut socket 8 is changed on ground, after the completion of spring and damper are press-fited by press, and nut is manually screwed in damper lock in advance
The shaft end of tight spring.Ut socket 8 is pressed on pre- stubborn nut, and tightening axle 1 passes screw-down torque with moving gear one, gear two
Pass and tighten power transmission shaft 9, the endoporus of gear two transmits moment of torsion with tightening the foreign side's shaft hole matching of power transmission shaft 9 in radial direction, can in axial direction
With relative motion, the waist type groove 15 that nut is tightened on power transmission shaft 9 can store lubricating grease, it is ensured that the endoporus of gear two is with tightening biography
The foreign side's axis hole of moving axis 9 flexibly coordinates.Tighten power transmission shaft 9 and nut is tightened by ut socket 8, ut socket 8 is in the process tightened
In can have relative motion with gear drive, in order to ensure ut socket 8 and nut not stuck or pine during tightening
It is dynamic, there is compression spring 2 10 tightening the upper end of power transmission shaft 9, both ensure that has certain pressure not between ut socket 8 and nut
As for separation, it in turn ensure that tighten power transmission shaft 9 causes axial line not right during motion due to the change in location of nut
Claim and it is stuck.When ut socket 8 is pressed on pre- stubborn nut, rotation stop spanner 7 has also touched damper locking spring shaft end
Square hole, rotation stop spanner 7 is pressed in damper locking spring by rotation stop spanner power transmission shaft 4 in the presence of compression spring 1
Shaft end.The upper end of rotation stop spanner power transmission shaft 4 is square shaft 4.1, can be in axial stretching, radially by the limitation of guiding mechanism 12
Limitation is rotated, it is ensured that the nut square hole of relative motion without departing from damper locking spring shaft end during tightening.Nut
During sleeve 8 tightens nut, rotation stop spanner 7 inserts the shaft end of damper locking spring in the presence of compression spring 1
Square hole, it is ensured that the rotation of damper locking spring shaft end, makes nut smoothly tighten.
The utility model by rotation stop spanner by being designed to that floating structure limits the rotation of damper locking spring shaft end, profit
Realize that damper nut is reliably tightened with floating type power transmission shaft attaching nut sleeve of tightening, floating type stop spanner transmission
Axle and floating type nut tighten power transmission shaft and are designed to two independent parts.It effectively prevent and tighten power transmission shaft and tightening nut
When influence rotation stop spanner rotation stop effect.So as to avoid the interior hexagonal that the shaft end of damper locking spring coordinates with rotation stop spanner
The rupture in hole.
Claims (5)
1. a kind of automobile absorber nut Auto-lock Machine structure, it is characterised in that：Including bearing, tightening axle and power transmission shaft is tightened, tightened
Gear one is fixed with axle, the gear two for being connected with and being connected with gear one on power transmission shaft is tightened；Two points of gear one and gear
It is not connected by bearing with bearing；Power transmission shaft is tightened for hollow shaft, is provided with and is pulled along the rotation stop that hollow shaft is moved up and down in hollow shaft
Hand power transmission shaft；Rotation stop spanner is connected with rotation stop spanner power transmission shaft；Tighten power transmission shaft upper end and be connected with ut socket, rotation stop spanner
Power transmission shaft top is connected by compression spring one with bearing；Guiding of the bearing provided with limitation rotation stop spanner power transmission shaft axial rotation
Mechanism.
2. automobile absorber nut Auto-lock Machine structure according to claim 1, it is characterised in that：The gear two is provided with side
Hole, tightening power transmission shaft has the outer square axle structure being connected with square hole；Tighten between power transmission shaft top and bearing provided with compression
Spring two, tightens power transmission shaft top and is connected by compression spring two with bearing.
3. automobile absorber nut Auto-lock Machine structure according to claim 2, it is characterised in that：The bearing is provided with overcoat
Cylinder, guiding mechanism is in outer sleeve, and compression spring one and compression spring two are located between outer sleeve and guiding mechanism.
4. the automobile absorber nut Auto-lock Machine structure according to claim 1 or 2 or 3, it is characterised in that：With the knot of gear two
Power transmission shaft of tightening at conjunction is provided with the waist type groove for being used for storing lubricating grease.
5. the automobile absorber nut Auto-lock Machine structure according to claim 1 or 2 or 3, it is characterised in that：Ut socket passes through
Lock screw is fixedly connected with tightening power transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720233858.1U CN206561381U (en) | 2017-03-11 | 2017-03-11 | A kind of automobile absorber nut Auto-lock Machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720233858.1U CN206561381U (en) | 2017-03-11 | 2017-03-11 | A kind of automobile absorber nut Auto-lock Machine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206561381U true CN206561381U (en) | 2017-10-17 |
Family
ID=60030908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720233858.1U Active CN206561381U (en) | 2017-03-11 | 2017-03-11 | A kind of automobile absorber nut Auto-lock Machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206561381U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984284A (en) * | 2017-12-29 | 2018-05-04 | 长沙市台乔机械科技有限公司 | A kind of numerically-controlled machine tool screw accurate nut locking method |
| CN109108634A (en) * | 2018-09-27 | 2019-01-01 | 合肥巨智能装备有限公司 | A kind of workpiece tightens omnipotent rotation preventive mechanism and master subtracts gear rotation stop tightening mechanism |
| CN109500579A (en) * | 2017-12-15 | 2019-03-22 | 蔚来汽车有限公司 | Bolt screwing machine structure and battery pack mounting bracket |
| CN112621194A (en) * | 2020-11-30 | 2021-04-09 | 东风汽车有限公司 | Internal stop-external movement type tightening device, press-fitting device and tightening method |
| CN113084505A (en) * | 2021-04-16 | 2021-07-09 | 中国第一汽车股份有限公司 | Automobile ball pin and nut screwing device and method |
| CN114952219A (en) * | 2022-05-11 | 2022-08-30 | 北京信息科技大学 | Intelligent assembling system and method for high-lock bolt |
-
2017
- 2017-03-11 CN CN201720233858.1U patent/CN206561381U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500579A (en) * | 2017-12-15 | 2019-03-22 | 蔚来汽车有限公司 | Bolt screwing machine structure and battery pack mounting bracket |
| EP3725458A4 (en) * | 2017-12-15 | 2021-07-21 | NIO (Anhui) Holding Co., Ltd | Bolt tightening mechanism and battery pack mounting bracket |
| CN107984284A (en) * | 2017-12-29 | 2018-05-04 | 长沙市台乔机械科技有限公司 | A kind of numerically-controlled machine tool screw accurate nut locking method |
| CN109108634A (en) * | 2018-09-27 | 2019-01-01 | 合肥巨智能装备有限公司 | A kind of workpiece tightens omnipotent rotation preventive mechanism and master subtracts gear rotation stop tightening mechanism |
| CN112621194A (en) * | 2020-11-30 | 2021-04-09 | 东风汽车有限公司 | Internal stop-external movement type tightening device, press-fitting device and tightening method |
| CN113084505A (en) * | 2021-04-16 | 2021-07-09 | 中国第一汽车股份有限公司 | Automobile ball pin and nut screwing device and method |
| CN114952219A (en) * | 2022-05-11 | 2022-08-30 | 北京信息科技大学 | Intelligent assembling system and method for high-lock bolt |
| CN114952219B (en) * | 2022-05-11 | 2023-11-10 | 北京信息科技大学 | Intelligent assembling system and method for high-locking bolt |
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