CN111119615A

CN111119615A - Automobile actuator

Info

Publication number: CN111119615A
Application number: CN202010234780.1A
Authority: CN
Inventors: 陈云
Original assignee: Ningbo Autowin Electrical Co ltd
Current assignee: Ningbo Autowin Electrical Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-05-08
Anticipated expiration: 2040-03-30
Also published as: CN111119615B

Abstract

The invention relates to an automobile actuator which comprises a shell, wherein a motor is installed inside the shell, a screw rod is sleeved on a rotating shaft of the motor, a locking sliding block capable of moving horizontally is sleeved on the screw rod, a rotating guide column perpendicular to the screw rod is arranged inside one end of the shell, a rotating shaft capable of extending out of the shell along the axial direction is sleeved outside one end of the rotating guide column, a locking hole is formed in the side wall of one side of the upper end of the rotating shaft, and the locking sliding block is correspondingly inserted into the locking hole. The invention has convenient use and long-term durability, has the automatic functions of self-locking by manually pushing the door plate and then pushing the door plate to open, and is carried out by the motor during self-locking.

Description

Automobile actuator

Technical Field

The invention relates to the field of automobile parts, in particular to an automobile actuator.

Background

The executor is mainly installed at the fuel tank cap and the charging door, has the functions of manually pushing, self-locking and then pushing for unlocking, has the function of automatic locking and locking, and is very convenient to operate, safe and reliable.

The structure of an actuator on the current market is checked:

1. the structure has the advantages that the functions of pushing the door plate to be self-locked, then pushing the door plate to be unlocked and locked are separately designed, the structure is high in cost, complex to install and large in occupied space, and the structure is divided into an actuator assembly and a micro-motion spring bolt assembly;

2. the small door plate needs to be provided with a bolt locking column, the bolt locking column is inserted into the actuator when the small door plate is closed, the lock plate is locked, then the door plate is pressed to open, and the electric control function is realized, so that the structure has the unique problem that the extending part of the bolt locking column is easy to collide with an oil gun to cause fracture;

3. through promoting the door plant auto-lock, promote the function of door plant unblock again, its inner structure utilizes lever location, the orbit trend, and inner structure is relatively complicated, and the lever has disconnected risk, finally inefficacy.

Disclosure of Invention

The invention aims to solve the technical problem of providing an automobile actuator which is convenient to use and durable for a long time, has an automatic function of manually pushing a door plate to perform self-locking and then pushing the door plate to open, and is performed by a motor during self-locking.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an automobile actuator, includes the casing, the internally mounted of casing have the motor, the pivot of motor on cup jointed the lead screw, the lead screw on cup jointed the locking slider that can horizontally move, the one end of casing inside be provided with lead screw looks vertically rotatory guide post, the one end outside of rotatory guide post cup jointed can stretch out the rotation axis in the casing outside along the axial, the upper end one side lateral wall of rotation axis on open and to have the locking hole, locking slider and locking hole correspond to be pegged graft.

In addition, the hole of rotation axis in the axial be provided with the spiral guide way on spring and the hole lateral wall, rotatory guide post on be provided with the spiral guide way mosaic spiral gib block, the outside middle part of rotation axis be provided with the round and keep away the dead slot, the downside of keeping away the dead slot be provided with a plurality of wedge fixture block round the circumference, the upper portion outside of rotation axis be provided with a plurality of axial guide way round the circumference and keep away the dead slot and be linked together, the upper portion of rotation axis cup joint along rotation axis endwise slip's circle, the inner wall of circle be provided with the triangle-shaped arch of embedding axial guide inslot.

The upper end outside joint of rotation axis have the rand, the circle of changeing be located the below of rand.

The upper end of the clearance groove is provided with a plurality of wedge-shaped inclined planes opposite to the direction of the wedge-shaped fixture block.

When the executor is in a stretching state, the clamping ring is clamped on the rotating shaft, the clamping ring is limited on the shell under the action of the spring, the end face of the rotating shaft is pushed by the hand in the axial direction at the moment, the spring is stressed, the rotating shaft rotates by a constant angle through a track on the rotary guide column to reach a required angle, and meanwhile, the rotating shaft drives the rotating ring to rotate and position, so that the control of stretching and retracting strokes is realized.

When the actuator is locked, in order to prevent theft, the motor inputs current to drive the screw rod to rotate, the screw rod drives the locking slide block to axially push, the locking slide block is inserted into a locking hole in the rotating shaft to lock the rotating shaft, the rotating shaft cannot rotate, and the locking slide block cannot be unlocked manually, so that the anti-theft effect is achieved.

Meanwhile, when the actuator is locked, the rotating ring is positioned in the clearance groove, the rotating shaft is pushed inwards in the axial direction, the triangular protrusion is contacted with the wedge-shaped clamping block, the rotating ring is rotated, the triangular protrusion is clamped into the wedge-shaped inclined plane, the rotating ring cannot move along the axial guide groove, and the rotating shaft cannot be unlocked if not pushed inwards forcefully, so that automatic locking is realized.

When the unlocking is needed, the rotating shaft is pushed inwards in the axial direction forcibly, the triangular protrusion is clamped with the wedge-shaped inclined plane, the rotating shaft is pushed upwards forcibly, so that the triangular protrusion is separated from the wedge-shaped inclined plane, the wedge-shaped clamping block is in contact with the triangular protrusion, the rotating ring is pushed to rotate, the triangular protrusion enters the axial guide groove, and therefore the axial movement can be carried out along the axial guide groove, and the unlocking is achieved.

Therefore, the scheme of the patent has one-key locking and unlocking functions, and is quite unique in structure and simple to operate.

Preferably, a power plug is arranged at the upper end of the shell, and a conductive needle connected with the motor is arranged in the power plug, so that the power plug is conveniently connected with a power supply, and the motor is powered on and driven.

In order to guarantee the stable sliding of the locking sliding block, one side of the locking sliding block is provided with a sliding guide plate, one side of the inside of the shell is provided with a sliding chute for the sliding guide plate to slide, and the sliding guide plate is combined with the shell, so that the structure is reasonable.

In order to prevent the locking slide block from shaking left and right during moving, the bottom of the shell is provided with a detachable guide cover, the lower end of the locking slide block is provided with a stable guide plate which is embedded into the guide cover to slide, and the stroke of the locking slide block can be limited by the stable guide plate.

Preferably, the guide sleeve is coaxially arranged inside the shell and positioned on the outer side of the rotary guide post, a notch is formed in one side, facing the locking slide block, of the guide sleeve, the inserting protruding portion penetrating through the notch and inserted into the locking hole is arranged on the upper side of the locking slide block, the rotary shaft is positioned between the guide sleeve and the rotary guide post, and the rotary shaft rotates relatively stably.

Preferably, the top of the shell is provided with a guide convex strip, the top of the locking slide block is provided with a guide groove embedded with the guide convex strip, and the locking slide block is further guided to move and prevented from shaking left and right.

Preferably, in order to facilitate installation and maintenance, the housing is divided into an upper housing and a lower housing, the rotary guide column is located on the upper housing, the rotary shaft is located on the lower housing, and the two ends of the lower housing are symmetrically provided with mounting plates extending outwards, so that the installation of the whole actuator is facilitated.

Has the advantages that: the invention relates to an automobile actuator which is convenient to use and durable for a long time, has an automatic function of manually pushing a door plate to perform self-locking and then pushing the door plate to open, is also locked by a motor during self-locking, and is simple, reliable and very convenient to assemble.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view semi-section block diagram of the present invention;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is a view of the motor and slider mounting structure of the present invention;

FIG. 5 is a perspective view of the internal structure of the present invention;

FIG. 6 is a perspective view of the upper housing of the present invention;

FIG. 7 is a partial half sectional structural view of the present invention;

FIG. 8 is a partial perspective view of the present invention;

fig. 9 is a perspective view of a rotary shaft of the present invention;

fig. 10 is a front view structural view of a rotating shaft of the present invention;

FIG. 11 is a front half sectional view of a rotary shaft of the present invention;

fig. 12 is a perspective view of the swivel of the present invention.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

As shown in fig. 1 to 12, an embodiment of the present invention relates to an automobile actuator, which includes a housing 1, a motor 13 is installed inside the housing 1, a screw rod 16 is sleeved on a rotating shaft of the motor 13, a locking slider 10 capable of moving horizontally is sleeved on the screw rod 16, a rotary guide post 6 perpendicular to the screw rod 16 is arranged inside one end of the housing 1, a rotating shaft 3 capable of extending out of the housing 1 along an axial direction is sleeved on an outer side of one end of the rotary guide post 6, a locking hole 23 is formed on a side wall of one side of an upper end of the rotating shaft 3, and the locking slider 10 is correspondingly inserted into the locking hole 23.

In addition, the hole of rotation axis 3 in the axial be provided with spring 9 and be provided with spiral guide way 24 on the hole lateral wall, rotatory guide post 6 on be provided with spiral guide way 24 mosaic spiral gib block 25, the outside middle part of rotation axis 3 be provided with round clearance groove 29, the downside of clearance groove 29 be provided with a plurality of wedge fixture block 21 round the circumference, the upper portion outside of rotation axis 3 be provided with a plurality of axial guide way 20 round the circumference and be linked together with clearance groove 29, the upper portion of rotation axis 3 cup joint along rotation axis 3 endwise slip's commentaries on classics circle 7, the inner wall of commentaries on classics circle 7 be provided with the protruding 101 of triangle-shaped of embedding in axial guide way 20.

The outer side of the upper end of the rotating shaft 3 is clamped with a clamping ring 19, and the rotating ring 7 is located below the clamping ring 19 and is limited in position.

The upper end of the clearance groove 29 is provided with a plurality of wedge-shaped inclined surfaces 22 opposite to the direction of the wedge-shaped fixture block 21.

As an embodiment of the invention, when the actuator is in an extending state, the clamping ring 19 is clamped on the rotating shaft 3, the clamping ring 19 is limited on the shell 1 under the action of the spring 9, at the moment, the end surface of the rotating shaft 3 is manually pushed axially, the spring 9 is stressed, the rotating shaft 3 rotates by a constant angle through a track on the rotating guide post 6 to reach a required angle, and meanwhile, the rotating shaft 3 drives the rotating ring 7 to rotate and position, so that the control of an extending stroke and a retracting stroke is realized.

When the actuator is locked, in order to prevent theft, the motor 13 inputs current to drive the screw rod 16 to rotate, the screw rod 16 drives the locking slide block 10 to axially push and insert into the locking hole 23 on the rotating shaft 3 to lock the rotating shaft 3, the rotating shaft 3 cannot rotate, and the unlocking cannot be performed manually, so that the anti-theft effect is achieved.

Meanwhile, when the actuator is locked, the rotating ring 7 is positioned in the clearance groove 29, the rotating shaft 3 is pushed inwards in the axial direction, the triangular protrusion 101 is in contact with the wedge-shaped fixture block 21, the rotating ring 7 rotates, the triangular protrusion 101 is clamped into the wedge-shaped inclined plane 22, and therefore the rotating ring 7 cannot move along the axial guide groove 20, and the rotating shaft 3 cannot be unlocked if not pushed inwards forcefully, so that automatic locking is achieved.

When the unlocking is needed, the rotating shaft 3 is pushed inwards and axially by force, at the moment, the triangular protrusion 101 is clamped with the wedge-shaped inclined plane 22, the rotating shaft 3 is pushed upwards by force to separate the triangular protrusion 101 from the wedge-shaped inclined plane 22, the wedge-shaped clamping block 21 is in contact with the triangular protrusion 101, the rotating ring 7 is pushed to rotate, the triangular protrusion 101 enters the axial guide groove 20, and therefore the unlocking can be achieved by moving the rotating ring in the axial direction along the axial guide groove 20.

Preferably, the upper end of the housing 1 is provided with a power plug 2, and a conductive pin 14 connected with the motor 13 is arranged inside the power plug 2, so that the power plug 2 can be conveniently connected with a power supply, and the motor 13 can be driven by power.

In order to ensure the stable sliding of the locking slider 10, a sliding guide plate 17 is arranged on one side of the locking slider 10, a sliding groove 18 for the sliding guide plate 17 to slide is arranged on one side of the inside of the shell 1, and the sliding guide plate 17 is combined with the shell 1, so that the structure is reasonable.

In order to prevent the locking slider 10 from shaking left and right when moving, the bottom of the housing 1 is provided with a detachable guide cover 11, the lower end of the locking slider 10 is provided with a stable guide plate 28 which is embedded into the guide cover 11 to slide, and the stroke of the locking slider 10 can be limited by the stable guide plate 28.

The inside of casing 1 be located the coaxial uide bushing 27 that is provided with in the outside of rotatory guide post 6, uide bushing 27 one side towards locking slider 10 be provided with the breach, locking slider 10 upside is provided with and passes the grafting protruding portion 15 that the breach inserted into locking hole 23, rotation axis 3 is located between uide bushing 27 and the rotatory guide post 6, rotation axis 3 just more steadily.

The top of casing 1 be provided with direction sand grip 26, the top of locking slider 10 be provided with the guide groove of direction sand grip 26 inlaying, further lead the removal of locking slider 10, prevent that it from rocking about.

For convenience in installation and maintenance, the housing 1 is divided into an upper housing 4 and a lower housing 5, the rotary guide column 6 is located on the upper housing 4, the rotary shaft 3 is located on the lower housing 5, and the two ends of the lower housing 5 are symmetrically provided with mounting plates 12 extending outwards, so that the whole actuator can be conveniently installed.

The invention has convenient use, long-term durability, automatic functions of self-locking by manually pushing the door plate and opening by pushing, simple and reliable assembly and very convenient use and is locked by the motor during self-locking.

Claims

1. An automobile actuator comprises a shell (1) and is characterized in that a motor (13) is installed inside the shell (1), a screw rod (16) is sleeved on a rotating shaft of the motor (13), a locking sliding block (10) capable of moving horizontally is sleeved on the screw rod (16), a rotating guide post (6) perpendicular to the screw rod (16) is arranged inside one end of the shell (1), a rotating shaft (3) capable of extending out of the shell (1) along the axial direction is sleeved outside one end of the rotating guide post (6), a locking hole (23) is formed in the side wall of one side of the upper end of the rotating shaft (3), the locking sliding block (10) is correspondingly inserted into the locking hole (23), a spring (9) is axially arranged in the inner hole of the rotating shaft (3), and a spiral guide groove (24) is formed in the side wall of the inner hole, rotatory guide post (6) on be provided with spiral guide strip (25) inlayed with spiral guide way (24), the outside middle part of rotation axis (3) be provided with round clearance groove (29), the downside of clearance groove (29) be provided with a plurality of wedge fixture block (21) round the circumference, the upper portion outside of rotation axis (3) be provided with a plurality of axial guide way (20) round the circumference and keep away clearance groove (29) and be linked together, the upper portion of rotation axis (3) cup joint along rotation axis (3) endwise slip circle (7), the inner wall of circle (7) be provided with the triangle-shaped arch (101) of embedding in axial guide way (20).

2. The actuator according to claim 1, wherein the rotating shaft (3) is provided with a collar (19) on the outer side of the upper end thereof, and the rotating ring (7) is positioned below the collar (19).

3. The actuator according to claim 1, wherein the upper end of the clearance groove (29) is provided with a plurality of wedge-shaped inclined surfaces (22) opposite to the wedge-shaped blocks (21).

4. The actuator according to claim 1, wherein the upper end of the housing (1) is provided with a power plug (2), and the power plug (2) is internally provided with a conductive pin (14) connected with the motor (13).

5. The actuator according to claim 3, wherein a sliding guide plate (17) is provided on one side of the locking slider (10), and a sliding slot (18) for sliding the sliding guide plate (17) is provided on one side of the inside of the housing (1).

6. The actuator according to claim 4, wherein the bottom of the housing (1) is provided with a detachable guide cover (11), and the lower end of the locking slider (10) is provided with a stable guide plate (28) which is embedded in the guide cover (11) to slide.

7. The actuator according to claim 5, wherein a guide sleeve (27) is coaxially arranged inside the housing (1) and outside the rotary guide post (6), a notch is arranged on one side of the guide sleeve (27) facing the locking slider (10), and an insertion protrusion (15) inserted into the locking hole (23) through the notch is arranged on the upper side of the locking slider (10).

8. The actuator according to claim 6, wherein the top of the housing (1) is provided with a guiding rib (26), and the top of the locking slider (10) is provided with a guiding groove embedded with the guiding rib (26).

9. The actuator according to claim 1, wherein the housing (1) is divided into an upper housing (4) and a lower housing (5), the rotary guide column (6) is located on the upper housing (4), the rotary shaft (3) is located on the lower housing (5), and the two ends of the lower housing (5) are symmetrically provided with outwardly extending mounting plates (12).