CN216306546U

CN216306546U - High-reliability automatic shaft locking device

Info

Publication number: CN216306546U
Application number: CN202123122790.5U
Authority: CN
Inventors: 陈飞
Original assignee: Shenzhen Sanmi Hardware Technology Co ltd
Current assignee: Shenzhen Sanmi Hardware Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-15
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to a high-reliability automatic shaft locking device which comprises two locking blocks, wherein sliding grooves are formed in the top ends and the bottom ends of the locking blocks, sliding blocks are connected inside the sliding grooves in a sliding mode, one ends of the sliding blocks are fixedly connected with a connecting plate, a circular groove is formed in one side of each locking block, a through hole is formed in one side of each locking block, a movable rod is arranged inside each through hole, a fixed block is fixedly connected to one side of each movable rod, a fixed frame is fixedly connected to one side of each fixed block, a limiting plate is fixedly connected to one side of each movable rod, and a reset spring is fixedly connected to one side of each limiting plate; the fixing block, the strong spring and the movable rod are matched with the limiting plate, the return spring and the limiting block, so that the movable rod can be pushed when the rotating shaft needs to be forcibly fixed, the limiting block is attached to the rotating shaft to fix the rotating shaft, and the strong spring can pull the limiting block to prevent the limiting block from contacting with the rotating shaft when the fixing is not needed.

Description

High-reliability automatic shaft locking device

Technical Field

The utility model relates to the technical field of automatic shaft locking, in particular to a high-reliability automatic shaft locking device.

Background

In life, a lock shaft is used in many positions, for example, devices such as a motor rotate a rotating shaft of the motor in the using process so as to drive other devices to rotate, when the rotating shaft is required to stop, the rotating shaft is normally stopped after the motor is turned off, and when the rotating shaft is required to be forcibly and rapidly braked, the rotating shaft cannot be braked, so that the problem needs to be solved by designing a high-reliability automatic lock shaft device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an automatic shaft locking device with high reliability.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a high reliability automatic lock axle device, includes two locking pieces, the spout has all been seted up to the top and the bottom of locking piece, the inside sliding connection of spout has the slider, the one end fixedly connected with connecting plate of slider, the circular slot has been seted up to one side of locking piece, the through-hole has been seted up to one side of locking piece, and the inside of through-hole is equipped with the movable rod, one side fixedly connected with fixed block of movable rod, the fixed frame of one side fixedly connected with of fixed block, one side fixedly connected with limiting plate of movable rod, one side fixedly connected with reset spring of limiting plate, one side fixedly connected with stopper of reset spring.

Furthermore, the two sides of the locking block are both in threaded connection with a screw rod, one side of the screw rod is connected with the sliding block through a bearing, and the other side of the screw rod is fixedly connected with a holding block.

Furthermore, one side of the fixed block is fixedly connected with a strong spring, and one side of the strong spring is fixedly connected with the locking block.

Further, the top and the bottom of fixed frame all threaded connection have the lead screw, the rotatory piece of one end fixedly connected with of lead screw, the other one end of lead screw is connected with the clamp splice through the bearing.

Furthermore, a protection plate is arranged on one side of the locking block, a bolt is connected to one side of the protection plate through threads, and one side of the bolt is connected to the inside of the locking block through threads.

Furthermore, one side of the limiting block is fixedly connected with a rubber cushion.

The utility model has the beneficial effects that:

1. through the locking piece, slider and spout, the cooperation connecting plate, the screw rod with hold the piece, make can adjust the position of two locking pieces, thereby the convenience is adjusted the rotation axis of equidimension not, it is convenient follow-up to fix the rotation axis, through the fixed block, powerful spring and movable rod, the cooperation limiting plate, reset spring and stopper, make when needing to force the rotation axis fixed, can promote the movable rod, thereby make stopper and rotation axis laminating, fix the rotation axis, and when need not fix, powerful spring can stimulate the stopper, prevent to contact with the rotation axis.

2. Through fixed frame, cooperation lead screw and clamp splice for can be convenient fix and the centre gripping with devices such as electric telescopic handle and pneumatic cylinder, thereby convenient follow-up promotes the movable rod, and the convenience is fixed the rotation axis, and through the screw rod, the piece is held in the cooperation, makes can be convenient remove the slider, thereby the position of convenient to the locking piece is adjusted.

3. Through the stopper, cooperation rubber cushion for when contacting with the rotation axis, can prevent to take place wearing and tearing, protect it.

Drawings

Fig. 1 is a schematic structural view of the high reliability automatic lock shaft device in a front cross-sectional view in entirety according to embodiment 1;

fig. 2 is a schematic overall perspective view of the automatic shaft locking device with high reliability according to embodiment 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 4 is a schematic front sectional view of the high reliability automatic lock shaft device according to embodiment 2.

In the figure: 1-locking block, 101-sliding groove, 102-circular groove, 2-sliding block, 3-connecting plate, 4-screw rod, 401-holding block, 5-movable rod, 6-fixed block, 601-strong spring, 7-fixed frame, 8-screw rod, 801-clamping block, 802-rotating block, 9-limiting plate, 10-reset spring, 1001-limiting block, 11-protecting plate, 1101-bolt and 12-rubber cushion.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1-3, a high reliability automatic lock axle device, includes two locking pieces 1, spout 101 has all been seted up to the top and the bottom of locking piece 1, the inside sliding connection of spout 101 has slider 2, the one end fixedly connected with connecting plate 3 of slider 2, circular slot 102 has been seted up to one side of locking piece 1, the through-hole has been seted up to one side of locking piece 1, and the inside of through-hole is equipped with movable rod 5, one side fixedly connected with fixed block 6 of movable rod 5, the fixed frame 7 of one side fixedly connected with of fixed block 6, one side fixedly connected with limiting plate 9 of movable rod 5, one side fixedly connected with reset spring 10 of limiting plate 9, one side fixedly connected with stopper 1001 of reset spring 10.

The equal threaded connection in both sides of locking piece 1 has screw rod 4, one side of screw rod 4 is connected with slider 2 through the bearing, piece 401 is held to one side fixedly connected with in addition of screw rod 4, and this structure setting makes the convenient drive slider 2 that drives of ability remove to the convenient position to locking piece 1 is adjusted.

One side fixedly connected with powerful spring 601 of fixed block 6, one side and the locking piece 1 fixed connection of powerful spring 601, this structural arrangement for when need not fix the rotation axis, prevent that stopper 1001 from contacting with it.

The top and the bottom of fixed frame 7 all threaded connection have the lead screw 8, the rotatory piece 802 of one end fixedly connected with of lead screw 8, the other one end of lead screw 8 is connected with clamp splice 801 through the bearing, and this structure setting makes can fix devices such as electric telescopic handle or pneumatic cylinder.

One side of locking piece 1 is equipped with protection shield 11, one side threaded connection of protection shield 11 has bolt 1101, one side threaded connection of bolt 1101 is inside locking piece 1, and this structural arrangement for when not needing to use, can close the protection to the inside of locking piece 1.

The working principle is as follows: firstly, when the position of the locking piece 1 needs to be adjusted, the bolt 1101 is grasped, the bolt 1101 is screwed out, the protection plate 11 is taken down, the locking piece 1 is convenient to work, the grasping piece 401 is grasped to rotate, the screw rod 4 is driven to rotate, the sliding block 2 slides in the sliding groove 101, the locking piece 1 is made to move, the adjustment is convenient to be carried out according to the size of the rotating shaft, and the rotating shaft is conveniently placed in the circular groove 102.

Then put into the inside of fixed frame 7 with the push rod of electric telescopic handle or pneumatic cylinder, then grasp rotatory piece 802 and rotate, make lead screw 8 rotate, it moves downwards to drive clamp splice 801, it is fixed to it, thereby fix locking piece 1, when needing to force the rotation axis to fix, start electric telescopic handle or pneumatic cylinder, the fixed frame 7 of automatic drive of electric telescopic handle or pneumatic cylinder promotes, thereby make fixed block 6 remove, make powerful spring 601 compressed, make movable rod 5 remove, promote limiting plate 9, limiting plate 9 removes limiting block 1001 through reset spring 10, make limiting block 1001 contact with the rotation axis, carry out the automatic fixation to the rotation axis.

Example 2

Referring to fig. 4, in order to increase the practicability of the device, compared with embodiment 1, in this embodiment, a rubber cushion 12 is fixedly connected to one side of the stop block 1001, and this structure is configured to conveniently contact with a rotating shaft, thereby preventing abrasion.

Then put into the inside of fixed frame 7 with the push rod of electric telescopic handle or pneumatic cylinder, then grasp rotatory piece 802 and rotate, make lead screw 8 rotate, it moves downwards to drive clamp splice 801, it is fixed to it, thereby fix locking piece 1, when needing to force the rotation axis fixed, start electric telescopic handle or pneumatic cylinder, the fixed frame 7 of automatic drive of electric telescopic handle or pneumatic cylinder promotes, thereby make fixed block 6 remove, make powerful spring 601 compressed, make movable rod 5 remove, promote limiting plate 9, limiting plate 9 removes limiting block 1001 through reset spring 10, make limiting block 1001 contact with the rotation axis, carry out the automatic fixation to the rotation axis.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A high-reliability automatic shaft locking device comprises two locking blocks (1) and is characterized in that, the top end and the bottom end of the locking block (1) are both provided with a sliding chute (101), the sliding chute (101) is connected with a sliding block (2) in a sliding way, one end of the sliding block (2) is fixedly connected with a connecting plate (3), one side of the locking block (1) is provided with a circular groove (102), one side of the locking block (1) is provided with a through hole, a movable rod (5) is arranged in the through hole, one side of the movable rod (5) is fixedly connected with a fixed block (6), one side of the fixed block (6) is fixedly connected with a fixed frame (7), one side of the movable rod (5) is fixedly connected with a limit plate (9), one side of the limit plate (9) is fixedly connected with a return spring (10), one side of the reset spring (10) is fixedly connected with a limiting block (1001).

2. The high-reliability automatic lock shaft device according to claim 1, wherein a screw rod (4) is connected to both sides of the lock block (1) in a threaded manner, one side of the screw rod (4) is connected with the sliding block (2) through a bearing, and the other side of the screw rod (4) is fixedly connected with a holding block (401).

3. The automatic locking shaft device with high reliability as claimed in claim 1, wherein a strong spring (601) is fixedly connected to one side of the fixed block (6), and one side of the strong spring (601) is fixedly connected to the locking block (1).

4. The automatic shaft locking device with high reliability as claimed in claim 1, wherein the top end and the bottom end of the fixed frame (7) are both connected with a screw rod (8) in a threaded manner, one end of the screw rod (8) is fixedly connected with a rotating block (802), and the other end of the screw rod (8) is connected with a clamping block (801) through a bearing.

5. A high reliability automatic lock shaft device according to claim 1, wherein a protection plate (11) is provided on one side of the lock block (1), a bolt (1101) is screwed on one side of the protection plate (11), and one side of the bolt (1101) is screwed inside the lock block (1).

6. The automatic shaft locking device with high reliability as claimed in claim 1, wherein a rubber cushion (12) is fixedly connected to one side of the limiting block (1001).