CN209887051U - Eccentric bolt locking device - Google Patents
Eccentric bolt locking device Download PDFInfo
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- CN209887051U CN209887051U CN201920262719.0U CN201920262719U CN209887051U CN 209887051 U CN209887051 U CN 209887051U CN 201920262719 U CN201920262719 U CN 201920262719U CN 209887051 U CN209887051 U CN 209887051U
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- bolt
- locking device
- eccentric
- sleeve
- clamping mechanism
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Abstract
An eccentric bolt locking device comprises a base, a one-way rotating mechanism, an elastic abutting mechanism and a bolt clamping mechanism; the one-way rotating mechanism is rotatably arranged on the base, the bolt clamping mechanism is arranged at one end of the one-way rotating mechanism, and the elastic abutting mechanism is arranged between the one-way rotating mechanism and the bolt clamping mechanism and provides thrust for the bolt clamping mechanism. The reverse locking function of the one-way rotating mechanism is utilized to limit the bolt clamping mechanism to rotate only in one direction, so that the eccentric bolt is prevented from deviating and the position precision is prevented from being influenced; and the elastic abutting mechanism can provide a thrust force for the bolt clamping mechanism so that the bolt clamping mechanism and the eccentric bolt on the bolt clamping mechanism are pressed on the surface of a workpiece in the mounting process.
Description
Technical Field
The utility model relates to a machine parts technical field specifically is an eccentric bolt locking means.
Background
Currently, to facilitate four-wheel alignment, the joints where the chassis part control arms are connected to the sub-frame often use a combination of eccentric adjusting bolts plus nuts to achieve the dual purpose of bolting and adjusting four-wheel alignment. When the eccentric bolt is screwed down, the eccentric bolt needs to be adjusted to a specific angle, then the eccentric bolt is locked, and the opposite nut is screwed down, so that the axis of the bolt can be adjusted within a certain range and fixed at a required specific position. When the traditional knocking device is screwed down, the position of the knocking sleeve is fixed, and the eccentric bolt can rotate randomly in two directions in the process of cap recognition, so that the eccentric bolt deviates and the position precision is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can avoid eccentric bolt off tracking to screw up efficient high eccentric bolt locking means.
In order to solve the problems, the utility model provides an eccentric bolt locking device, which comprises a base, a one-way rotating mechanism, an elastic abutting mechanism and a bolt clamping mechanism;
the one-way rotating mechanism is rotatably arranged on the base, the bolt clamping mechanism is arranged at one end of the one-way rotating mechanism, and the elastic abutting mechanism is arranged between the one-way rotating mechanism and the bolt clamping mechanism and provides thrust for the bolt clamping mechanism.
The utility model has the advantages that: the reverse locking function of the one-way rotating mechanism is utilized to limit the bolt clamping mechanism to rotate only in one direction, so that the eccentric bolt is prevented from deviating and the position precision is prevented from being influenced; and the elastic abutting mechanism can provide a thrust force for the bolt clamping mechanism so that the bolt clamping mechanism and the eccentric bolt on the bolt clamping mechanism are pressed on the surface of a workpiece in the mounting process.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, the elastic abutting mechanism is sleeved on the unidirectional rotating mechanism.
Further, the unidirectional rotation mechanism comprises a unidirectional bearing and a rotating shaft;
the bolt clamping mechanism is characterized in that a mounting hole is formed in the base, the one-way bearing is mounted in the mounting hole, one end of the rotating shaft penetrates through the one-way bearing, and the other end of the rotating shaft is mounted with the bolt clamping mechanism.
Furthermore, unidirectional rotating mechanism still includes the bearing housing, the bearing housing is installed in unidirectional bearing, the one end of pivot is passed the bearing housing.
Further, the rotating shaft is connected with the bearing sleeve through a spline.
Furthermore, the bolt clamping mechanism is detachably connected with one end of the one-way rotating mechanism.
Furthermore, one end of the one-way rotating mechanism is arranged to be a prism structure, and the bolt clamping mechanism is provided with a jack matched with the prism structure; the bolt clamping mechanism is inserted into the jack through the prism structure and is detachably connected with one end of the one-way rotating mechanism.
Further, bolt fixture includes fluted disc and sleeve, the one end of fluted disc with unidirectional rotating mechanism's one end is connected, the other end of fluted disc with the sleeve is kept away from the one end in bolt centre gripping hole and can be dismantled the connection.
Furthermore, the other end of fluted disc is provided with first tooth, the sleeve keep away from the one end in bolt centre gripping hole be provided with the second tooth of first tooth adaptation, the fluted disc passes through first tooth with the interlock of second tooth with the sleeve is kept away from the one end in bolt centre gripping hole and can dismantle the connection.
Further, the first teeth are arranged along the edge of the gear disc, and the second teeth are arranged along the edge of the sleeve.
Further, still include the gasket, the gasket sets up between fluted disc and the sleeve.
Furthermore, the base is provided with at least two fixing holes for connecting the base with external equipment and fixing the base.
Further, the elastic abutting mechanism is a pressure spring.
The utility model has the advantages that:
(1) the bolt clamping mechanism is limited to rotate only in one direction by the reverse locking function of the one-way rotating mechanism, so that the eccentric bolt is prevented from deviating and the position precision is prevented from being influenced; in a working state, the elastic abutting mechanism abuts against the bolt clamping mechanism and provides thrust, so that the bolt clamping mechanism and the eccentric bolt on the bolt clamping mechanism are pressed on the surface of a workpiece in the installation process.
(2) Bolt fixture is connected for dismantling with one-way rotary mechanism's one end, is convenient for change the bolt fixture of different specifications to adapt to the bolt of different models, the range of application is wider.
Drawings
Fig. 1 is a schematic structural view of the eccentric bolt locking device of the present invention;
fig. 2 is a cross-sectional view of the eccentric bolt locking device of the present invention;
fig. 3 is an exploded view of the eccentric bolt locking device of the present invention.
Reference numerals:
1. the device comprises a base, 2, a one-way rotating mechanism, 3, an elastic abutting mechanism, 4 and a bolt clamping mechanism;
11. a fixing hole;
21. the device comprises a one-way bearing 22, a rotating shaft 23, a bearing sleeve 24 and a balance bearing;
41. fluted disc, 42, sleeve, 43, gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 3, an eccentric bolt locking device includes: the device comprises a base 1, a one-way rotating mechanism 2, an elastic abutting mechanism 3 and a bolt clamping mechanism 4; the unidirectional rotating mechanism 2 is rotatably arranged on the base 1, so that the unidirectional rotating mechanism 2 can freely rotate on the base 1 along one direction and is locked in the other direction; the bolt clamping mechanism 4 is arranged at one end of the unidirectional rotating mechanism 2, so that the bolt clamping mechanism and the unidirectional rotating mechanism 2 synchronously move; the elastic abutting mechanism 3 is arranged between the one-way rotating mechanism 2 and the bolt clamping mechanism 4, and in a working state, the elastic abutting mechanism 3 abuts against the bolt clamping mechanism 4 and provides thrust, so that the bolt clamping mechanism 4 and an eccentric bolt on the bolt clamping mechanism are tightly pressed on the surface of a workpiece in an installation process.
Specifically, a mounting hole is formed in the base 1, and the unidirectional rotating mechanism 2 is inserted into the mounting hole.
In a preferred embodiment, the unidirectional rotation mechanism 2 comprises a unidirectional bearing 21 and a rotating shaft 22, wherein the unidirectional bearing 21 is fixedly installed in the installation hole and can be realized through interference fit or spline connection; and one end of the rotating shaft 22 passes through the one-way bearing 21, is connected with the inner ring of the one-way bearing 21, and rotates synchronously with the inner ring of the one-way bearing 21.
In another preferred embodiment, the unidirectional rotation mechanism 2 further comprises a bearing sleeve 23, and the bearing sleeve 23 is installed in the unidirectional bearing 21; one end of the rotating shaft 22 penetrates through the bearing sleeve 23 and is fixedly connected with the bearing sleeve 23; preferably, the bearing may be fixedly connected to the bearing housing 23 by means of splines. In order to realize synchronous rotation of the bearing sleeve 23 and the one-way bearing 21, an interference fit can be adopted, that is, the outer diameter of the bearing sleeve 23 is slightly larger than the inner diameter of the one-way bearing 21.
The bolt clamping mechanism 4 is detachably connected with one end of the one-way rotating mechanism 2. One end of the unidirectional rotating mechanism 2 is arranged to be of a prism structure, and the bolt clamping mechanism 4 is provided with a jack matched with the prism structure; the bolt clamping mechanism 4 is inserted into the jack through the prism structure and is detachably connected with one end of the one-way rotating mechanism 2.
Specifically, the bolt clamping mechanism 4 can be detachably connected with one end of the one-way rotating mechanism 2 through insertion.
Specifically, the end of one end of the rotating shaft 22 is arranged to be a prism structure, which may be a triangular prism structure, a quadrangular prism structure, or the like; so that the bolt holding mechanism 4 can move synchronously with the unidirectional rotation mechanism 2.
The unidirectional rotation mechanism 2 further comprises a balance bearing 24, the balance bearing 24 is fixedly installed in the installation hole, and an outer ring of the unidirectional bearing 21 is fixedly connected with an inner ring of the balance bearing 24.
Preferably, the elastic abutting mechanism 3 is a pressure spring, and the pressure spring is sleeved on the rotating shaft 22, is located on the base 1 and the bolt clamping mechanism 4, and is in a compressed state.
In a preferred embodiment, the bolt clamping mechanism 4 comprises a fluted disc 41 and a sleeve 42, one end of the fluted disc 41 is connected with one end of the unidirectional rotation mechanism 2, and the other end of the fluted disc 41 is detachably connected with one end of the sleeve 42 far away from a bolt clamping hole.
The fluted disc 41 is a cylindrical structure, and one end thereof is detachably connected with the rotating shaft 22, and the other end thereof is detachably connected with the sleeve 42.
Specifically, the method comprises the following steps. One end of the fluted disc 41 is provided with a jack matched with the prism structure along the axis thereof, and the other end is provided with a first tooth along the edge thereof.
The sleeve 42 is in a cylindrical structure, one end of the sleeve is provided with a bolt clamping hole for clamping a bolt, and the other end of the sleeve is provided with a second tooth matched with the first tooth along the edge of the sleeve; the toothed plate 41 and the sleeve 42 are detachably connected by the engagement of the first and second teeth.
In another preferred embodiment, the bolt clamping mechanism 4 further comprises a spacer 43, the spacer 43 being disposed between the toothed plate 41 and the sleeve 42.
At least two fixing holes 11 are formed in the base 1 and used for connecting the base 1 with external equipment and fixing the base 1.
When the eccentric bolt locking device is used, the eccentric bolt locking device can be fixed through the fixing hole 11, and the position is prevented from moving; and placing the eccentric bolt in the bolt clamping hole, and enabling the eccentric bolt to be tightly attached to the surface of the workpiece under the action of the elasticity of the pressure spring.
In order to facilitate the operation of rotating the rotating shaft 22, a handle may be further disposed at an end of the rotating shaft 22 away from the bolt clamping mechanism 4, so as to facilitate the rotation of the rotating shaft 22.
When in use, the eccentric bolt is placed in the sleeve 42, and the end of the rotating shaft 22 far away from the sleeve 42 is rotated manually or by a wrench to complete the installation of the eccentric bolt; or the end of the rotating shaft 22 far from the sleeve 42 may be connected to the output end of the stepping motor, and the rotation of the stepping motor drives the rotating shaft 22 to rotate, thereby completing the installation of the eccentric bolt.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (13)
1. An eccentric bolt locking means characterized in that: comprises a base (1), a one-way rotating mechanism (2), an elastic abutting mechanism (3) and a bolt clamping mechanism (4);
one-way rotary mechanism (2) rotates to be installed on base (1), bolt fixture (4) are installed one end of one-way rotary mechanism (2), elasticity butt mechanism (3) set up one-way rotary mechanism (2) with between bolt fixture (4), and right bolt fixture (4) provide thrust.
2. The eccentric bolt locking device of claim 1, wherein: the elastic abutting mechanism (3) is sleeved on the unidirectional rotating mechanism (2).
3. The eccentric bolt locking device of claim 1, wherein: the unidirectional rotating mechanism (2) comprises a unidirectional bearing (21) and a rotating shaft (22);
the bolt clamping mechanism is characterized in that a mounting hole is formed in the base (1), the one-way bearing (21) is installed in the mounting hole, the bolt clamping mechanism (4) is installed at one end of the rotating shaft (22), and the other end of the rotating shaft penetrates through the one-way bearing (21).
4. The eccentric bolt locking device of claim 3, wherein: unidirectional rotating mechanism (2) still include bearing housing (23), bearing housing (23) are installed in unidirectional bearing (21), the one end of pivot (22) is passed bearing housing (23).
5. The eccentric bolt locking device of claim 4, wherein: the rotating shaft (22) is connected with the bearing sleeve (23) through a spline.
6. The eccentric bolt locking device of claim 1, wherein: the bolt clamping mechanism (4) is detachably connected with one end of the unidirectional rotating mechanism (2).
7. The eccentric bolt locking device of claim 6, wherein: one end of the unidirectional rotating mechanism (2) is arranged to be of a prism structure, and a jack matched with the prism structure is arranged on the bolt clamping mechanism (4); the bolt clamping mechanism (4) is inserted into the jack through the prism structure and is detachably connected with one end of the one-way rotating mechanism (2).
8. The eccentric bolt locking device of claim 1, wherein: bolt fixture (4) include fluted disc (41) and sleeve (42), the one end of fluted disc (41) with the one end of one-way rotary mechanism (2) is connected, the other end of fluted disc (41) with the bolt centre gripping hole was kept away from in sleeve (42) one end can be dismantled and be connected.
9. The eccentric bolt locking device of claim 8, wherein: the other end of fluted disc (41) is provided with first tooth, the one end that bolt centre gripping hole was kept away from in sleeve (42) be provided with the second tooth of first tooth adaptation, fluted disc (41) pass through first tooth with the interlock of second tooth with the bolt centre gripping hole was kept away from in sleeve (42) one end can be dismantled and be connected.
10. The eccentric bolt locking device of claim 9, wherein: the first teeth are arranged along the edge of the toothed disc (41) and the second teeth are arranged along the edge of the sleeve (42).
11. The eccentric bolt locking device of claim 10, wherein: further comprising a spacer (43), said spacer (43) being arranged between said toothed disc (41) and said sleeve (42).
12. The eccentric bolt locking device of claim 1, wherein: the base (1) is provided with at least two fixing holes (11) for connecting the base (1) with external equipment and fixing the base (1).
13. The eccentric bolt locking device of claim 1, wherein: the elastic abutting mechanism (3) is a pressure spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262719.0U CN209887051U (en) | 2019-03-01 | 2019-03-01 | Eccentric bolt locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262719.0U CN209887051U (en) | 2019-03-01 | 2019-03-01 | Eccentric bolt locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209887051U true CN209887051U (en) | 2020-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920262719.0U Active CN209887051U (en) | 2019-03-01 | 2019-03-01 | Eccentric bolt locking device |
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| Country | Link |
|---|---|
| CN (1) | CN209887051U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941051A (en) * | 2020-08-25 | 2020-11-17 | 海宁金都新能源有限公司 | Screw fixing mechanism for high-voltage wire distributing coil |
-
2019
- 2019-03-01 CN CN201920262719.0U patent/CN209887051U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111941051A (en) * | 2020-08-25 | 2020-11-17 | 海宁金都新能源有限公司 | Screw fixing mechanism for high-voltage wire distributing coil |
| CN111941051B (en) * | 2020-08-25 | 2021-07-23 | 海宁金都新能源有限公司 | Screw fixing mechanism for high-voltage wire distributing coil |
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