CN217867960U

CN217867960U - Guiding device of lifting mechanism

Info

Publication number: CN217867960U
Application number: CN202220990834.1U
Authority: CN
Inventors: 刘立波; 徐鑫
Original assignee: Shenyang Weizhong Revolving Machinery Co ltd
Current assignee: Shenyang Weizhong Revolving Machinery Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-11-22
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a guiding device of lifting mechanism, including the fixed block, the upper surface clearance fit of fixed block has the guide post, and the gyro wheel is installed to the inner chamber of gyro wheel frame, and the upper surface clearance fit of fixed block has the slider, the top of slider and the lower surface clearance fit of sliding block, the lateral wall of screw rod and the inner chamber threaded connection of guide post, the lateral wall of screw rod are provided with thin nut, the lateral wall fixedly connected with mount of slider, the lateral wall top of mount and the lateral wall clearance fit of movable block. When the platform has the unbalance loading, effort on the local track has very big difference, and gyro wheel and orbital contact stress are big, and it is inconvenient on limited space to increase the gyro wheel radius and reduce stress more, and this structure adopts a set of a plurality of gyro wheels simultaneously and the track contact, the effectual contact stress that has reduced, and adjustment gyro wheel and orbital contact clearance that simultaneously can be convenient have made things convenient for lift platform's installation, also improves the life of direction simultaneously.

Description

Guiding device of lifting mechanism

Technical Field

The utility model relates to an elevating system technical field, concrete field is an elevating system guider.

Background

The lifting platform is a hoisting machine for vertically conveying people or objects, and also refers to equipment for vertically conveying in logistics systems of factories, automatic warehouses and the like, generally adopting hydraulic drive, in the lifting platform, guiding is generally in a roller form because of small rolling friction resistance, but because the roller is in line contact with a rail, the contact stress of a single wheel and the rail is large, generally, a large roller and the rail can be adopted for guiding, but the contact is obvious particularly under heavy load and unbalanced load conditions because of line contact, and the operation space for adjusting the gap between the guide device and the rail is small, so that the adjustment is not facilitated, and therefore, the lifting mechanism guide device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guiding device of a lifting mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a lifting mechanism guider, includes the fixed block, the upper surface clearance fit of fixed block has the guide post, the lateral wall top clearance fit of guide post has the movable block, the last fixed surface of movable block is connected with the gyro wheel frame, the gyro wheel is installed to the inner chamber of gyro wheel frame, the last surface clearance fit of fixed block has the slider, the top of slider and the lower surface clearance fit of slider, the screw rod has been cup jointed to the inner chamber of slider, the lateral wall of screw rod and the inner chamber threaded connection of guide post, the outer wall symmetry of screw rod is provided with thrust ball bearing, thrust ball bearing's lateral wall and the outer wall of guide post are laminated mutually, the lateral wall of screw rod is provided with thin nut, the lateral wall fixedly connected with mount of slider, the lateral wall bottom of mount and the lateral wall clearance fit of fixed block, the lateral wall top of mount and the lateral wall clearance fit of movable block.

Preferably, the front side wall of the moving block is fixedly connected with a round hole rod, an inner rod is in clearance fit with an inner cavity of the round hole rod, and the bottom end of the inner rod is fixedly connected with the front side wall of the fixing block.

Preferably, the front side wall of the fixing frame is symmetrically provided with screws, and the side walls of the screws are in threaded connection with the sliding blocks.

Preferably, the side wall of the roller frame is sleeved with a bolt, the side wall of the bolt is in threaded connection with the top of the moving block, and the number of the bolts is six.

Compared with the prior art, the beneficial effects of the utility model are that: when the platform has the unbalance loading, effort on the local track has very big difference, and gyro wheel and orbital contact stress are big, and it is inconvenient on limited space to increase the gyro wheel radius and reduce stress more, and this structure adopts a set of a plurality of gyro wheels simultaneously and the track contact, the effectual contact stress that has reduced, and adjustment gyro wheel and orbital contact clearance that simultaneously can be convenient have made things convenient for lift platform's installation, also improves the life of direction simultaneously.

Drawings

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

FIG. 2 is a cross-sectional view of the guide post of FIG. 1;

FIG. 3 is a top view of the roller assembly of FIG. 1;

in the figure: 1. a fixed block; 2. a guide post; 3. a moving block; 4. a roller frame; 5. a bolt; 6. a roller; 7. a slider; 8. a screw; 9. a thin nut; 10. a thrust ball bearing; 11. a fixed mount; 12. a screw; 13. a round hole rod; 14. an inner rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a guiding device of a lifting mechanism comprises a fixed block 1, a guide post 2 is in clearance fit with the upper surface of the fixed block 1, a moving block 3 is in clearance fit with the top of the side wall of the guide post 2, a roller frame 4 is fixedly connected with the upper surface of the moving block 3, a roller 6 is installed in the inner cavity of the roller frame 4, a slider 7 is in clearance fit with the upper surface of the fixed block 1, the top of the slider 7 is in clearance fit with the lower surface of the sliding block 3, a screw 8 is sleeved on the inner cavity of the slider 7, the side wall of the screw 8 is in threaded connection with the inner cavity of the guide post 2, thrust ball bearings 10 are symmetrically arranged on the outer wall of the screw 8, the side wall of the screw 8 is provided with a thin nut 9, the side wall of the slider 7 is fixedly connected with a fixed frame 11, the bottom of the side wall of the fixed frame 11 is in clearance fit with the side wall of the fixed block 1, the top of the side wall of the fixed frame 11 is in clearance fit with the side wall of the moving block 3, when the guiding device is used, a screw 8 is rotated, one end of the sliding guide post 2 is matched with the fixed block 3, the sliding block 7, the sliding block 3, the sliding block 7 is convenient to adjust, the sliding block 1, the sliding block 3, the sliding block is installed in a sliding guide groove, the sliding block 7, the sliding block 3, the sliding block 7 and the sliding block 3, the sliding block 7, the sliding block 3, the sliding block 7 is convenient for adjusting device, the sliding block 7, the roller carrier 4 is arranged on the top of the moving block 3, and when the roller 6 is in contact with the track, the roller 6 can rotate, so that the contact area is increased, the stress is reduced, and the service life is prolonged.

The front side wall fixedly connected with round hole pole 13 of movable block 3, the inner chamber clearance fit of round hole pole 13 has interior pole 14, the bottom of interior pole 14 and the front side wall fixed connection of fixed block 1, when movable block 3 and fixed block 1 pull open the interval and rise, interior pole 14 can slide in the inner chamber of round hole pole 13, makes the lift of fixed block 1 and movable block 3 more stable, and holistic lift effect is better.

The front side wall of the fixed frame 11 is symmetrically provided with screws 12, the side wall of the screws 12 is in threaded connection with the sliding block 7, and the screws 12 are used for reinforcing the connection between the fixed frame 11 and the sliding block 7, so that the fixed frame 11 is more firmly installed.

The side wall of the roller frame 4 is sleeved with the bolts 5, the side wall of each bolt 5 is in threaded connection with the top of the corresponding movable block 3, the number of the bolts 5 is six, and the roller frame 4 and the movable blocks 3 are fixed together through the bolts 5, so that the roller frame 4 and the movable blocks 3 are connected more firmly.

The working principle is as follows: when the sliding block type sliding wheel is used, firstly, the screw rod 8 is rotated, one end of the screw rod 8 is provided with a protrusion, the sliding block 7 can be limited, the sliding block 7 can move along the axial direction of the screw rod 8, at the moment, the distance between the fixed block 1 and the moving block 3 is increased under the action of the sliding block 7, the guide post 2 can move in the mounting holes of the fixed block 1 and the moving block 3 to adapt to the position change of the screw rod 8, in order to facilitate the rotation of the screw rod 8, the thrust ball bearing 10 is mounted on one side of the screw rod 8, when the sliding block 7 is adjusted to a proper position, the end of the screw rod 8 is screwed down by the symmetrical thin nuts 9 to prevent the sliding block 7 from loosening, in order to ensure that the fixed block 1, the moving block 3 and the sliding block 7 are tightly matched, guide grooves are formed in the left side surface and the right side surface of the moving block 3 and the fixed block 1, the fixing frames 11 are mounted in the two guide grooves, the fixing frames 11 slide in the guide grooves along with the position change of the moving block 3, the roller frame 4 is arranged at the top of the moving block 3, when the roller 6 is in contact with a track, the roller 6 can rotate, the contact area is increased, the stress is reduced, and the service life is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A kind of lifting gearing guiding device, characterized by: including fixed block (1), the upper surface clearance fit of fixed block (1) has guide post (2), the lateral wall top clearance fit of guide post (2) has movable block (3), the last fixed surface of movable block (3) is connected with gyro wheel frame (4), gyro wheel (6) are installed to the inner chamber of gyro wheel frame (4), the upper surface clearance fit of fixed block (1) has slider (7), the top of slider (7) and the lower surface clearance fit of movable block (3), screw rod (8) have been cup jointed to the inner chamber of slider (7), the lateral wall of screw rod (8) and the inner chamber threaded connection of guide post (2), the outer wall symmetry of screw rod (8) is provided with thrust ball bearing (10), the lateral wall of thrust ball bearing (10) and the outer wall of guide post (2) are laminated mutually, the lateral wall of screw rod (8) is provided with thin nut (9), the lateral wall fixedly connected with of slider (7) has fixed mount (11), the lateral wall bottom of lateral wall and the fixed block (1) clearance fit, the lateral wall of fixed frame (11) and the top clearance fit of fixed block (3).

2. The lift mechanism guide device of claim 1, wherein: the front side wall of the moving block (3) is fixedly connected with a round hole rod (13), an inner rod (14) is in clearance fit with an inner cavity of the round hole rod (13), and the bottom end of the inner rod (14) is fixedly connected with the front side wall of the fixing block (1).

3. The lift mechanism guide device of claim 1, wherein: the front side wall of the fixed frame (11) is symmetrically provided with screws (12), and the side wall of each screw (12) is in threaded connection with the sliding block (7).

4. The lift mechanism guide device of claim 1, wherein: the side wall of the roller frame (4) is sleeved with a bolt (5), the side wall of the bolt (5) is in threaded connection with the top of the moving block (3), and the number of the bolts (5) is six.