CN217756713U

CN217756713U - Front axle lifting trolley chassis with strong bearing capacity

Info

Publication number: CN217756713U
Application number: CN202221237737.1U
Authority: CN
Inventors: 董敏
Original assignee: Suzhou Ruyi Logistics Equipment Co ltd
Current assignee: Suzhou Ruyi Logistics Equipment Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-08
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a front axle lifting trolley chassis with strong bearing capacity, which comprises an outer frame and an objective table, wherein a hydraulic fork shearing frame is arranged between the outer frame and the objective table, a cavity is arranged in the outer frame, a stability enhancing mechanism is arranged on the hydraulic fork shearing frame, the stability enhancing mechanism comprises a plurality of mounting frames, a plurality of mounting frames are all rotatably connected with an enhanced hydraulic rod, and the bottom end of an output shaft of the enhanced hydraulic rod is fixedly connected with a stable support plate; the utility model discloses a set up and stabilize reinforcing mechanism, the stopper free rotation keeps perpendicular decurrent state, and driving motor drives the locking tooth piece and removes and locking gear engagement to can fix the stopper, play perpendicular limiting displacement to reinforcing hydraulic stem bar, pack up the hydraulic stem and drive reinforcing hydraulic stem bar and rotate, push away the reinforcing hydraulic stem to the vertical position, then the reinforcing hydraulic stem promotes stable extension board to ground, supports hydraulic pressure fork frame, thereby can effectively improve bearing capacity, improvement stability.

Description

Front axle lifting trolley chassis with strong bearing capacity

Technical Field

The utility model relates to a lift dolly technical field specifically is a front axle lift dolly chassis that bearing capacity is strong.

Background

The front axle is a device for transmitting acting force in all directions between the frame and the front wheel and bending moment and torque generated by the acting force, when the front axle of the automobile is installed, the front axle of the automobile needs to be lifted by using the lifting trolley, so that the front axle can be conveniently installed on an automobile chassis, and the commonly used lifting trolley adopts a hydraulic fork frame for lifting.

In the prior art, application number CN201820781757.2 discloses a cart for detaching a front axle of an automobile, which drives a scissor type lifting mechanism to lift through a hydraulic cylinder, so as to ensure the stability of the front axle in the detaching and transporting processes, but after the front axle is lifted, the weight of the front axle is supported by the hydraulic cylinder, the front axle is easy to fall due to the failure of the hydraulic cylinder, and the integral bearing capacity is not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a front axle lifting trolley chassis that bearing capacity is strong to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a front axle lifting trolley chassis with strong bearing capacity comprises an outer frame and an object stage, wherein a hydraulic fork shearing frame is arranged between the outer frame and the object stage, a cavity is formed in the outer frame, and a stability enhancing mechanism is arranged on the hydraulic fork shearing frame;

the stable reinforcing mechanism comprises a plurality of mounting frames, a plurality of reinforcing hydraulic rods are rotationally connected to the mounting frames, supporting plates are fixedly connected to the bottom ends of output shafts of the reinforcing hydraulic rods, one sides of the reinforcing hydraulic rods are hinged to retracting hydraulic rods, limiting blocks are rotationally connected to the mounting frames, the top ends of the limiting blocks are fixedly connected with connecting rotating shafts, locking gears are fixedly connected to the connecting rotating shafts, two-way screws are rotationally connected to the inside of the mounting frames, driving motors are fixedly connected to the end portions of the two-way screws, two nut frames are in threaded connection to the two-way screws, and locking tooth pieces are fixedly connected to the bottom ends of the nut frames.

As a further preferable aspect of the present technical solution, one end of the retraction hydraulic rod is hinged to the hydraulic reinforcing rod, and the other end of the retraction hydraulic rod is hinged to the hydraulic fork.

As a further preferred option of the technical scheme, the limiting block is rotatably connected with the mounting frame through a connecting rotating shaft, and the locking tooth piece is matched with the locking gear.

As a further preferred aspect of the present technical solution, a guide hole is formed in the nut frame, a guide rod is fixedly connected inside the mounting frame, and the guide rod is matched with the guide hole.

As a further preferable mode of the present technical solution, two sections of threads with opposite directions are provided on the bidirectional screw, and the two nut holders are symmetrically provided on the bidirectional screw.

As a further preferred feature of the present technical solution, a rotation groove is formed in the outer frame, an annular seat is rotatably connected to the inside of the rotation groove, the hydraulic scissor bracket is mounted on the annular seat, a plurality of fixing holes are formed in the bottom surface of the annular seat, and a fixing ring plate is fixedly connected to the inside of the outer frame.

As a further preferred aspect of this technical scheme, a plurality of activity grooves have been seted up on the fixed ring board, and is a plurality of the equal sliding connection in activity inslot portion has fixed magnet head, fixedly connected with reset spring between fixed magnet head and the activity groove, the inside fixedly connected with electro-magnet of activity inslot portion.

The utility model provides a front axle lift dolly chassis that bearing capacity is strong possesses following beneficial effect:

(1) The utility model discloses a reinforcing mechanism is stabilized in the setting, hydraulic pressure fork arm cutting frame rises the front axle, the stopper free rotation keeps perpendicular decurrent state, driving motor drives the locking tooth piece and removes and locking gear engagement, thereby can fix the stopper, make and to play perpendicular limiting displacement to reinforcing hydraulic stem bar, pack up the hydraulic stem and drive reinforcing hydraulic stem bar and rotate, push away the reinforcing hydraulic stem to the vertical position, then the reinforcing hydraulic stem promotes stable extension board to ground, support hydraulic pressure fork arm cutting frame, thereby can effectively improve bearing capacity, and the stability is improved.

(2) The utility model discloses a set up annular seat and fixed ring board, adjust the angle of front axle through rotating annular seat, conveniently install, open the electro-magnet after the adjustment, produce the repulsion force after the electro-magnet circular telegram, promote the removal of fixed magnet head, enter into the fixed orifices, play the fixed action to annular seat, improve the stability of during operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged view of the structure at a in fig. 1 of the present invention;

FIG. 3 is a schematic view of a connection structure between the limiting block and the mounting frame of the present invention;

fig. 4 is an enlarged view of the structure B in fig. 1 according to the present invention;

in the figure: 1. an outer frame; 2. an object stage; 3. a hydraulic fork-shearing frame; 4. a cavity; 5. a stability enhancing mechanism; 6. a mounting frame; 7. a reinforced hydraulic rod; 8. stabilizing the support plate; 9. retracting the hydraulic rod; 10. a limiting block; 11. connecting the rotating shaft; 12. a locking gear; 13. locking the tooth sheet; 14. a nut holder; 15. a bidirectional screw; 16. a drive motor; 17. a rotating groove; 18. an annular seat; 19. a fixing hole; 20. a stationary ring plate; 21. a movable groove; 22. fixing the magnet head; 23. a return spring; 24. an electromagnet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

The utility model provides a technical scheme: as shown in fig. 1, in this embodiment, a front axle lifting trolley chassis with strong bearing capacity includes an external frame 1 and an object stage 2, a hydraulic fork shearing frame 3 is installed between the external frame 1 and the object stage 2, a cavity 4 is opened inside the external frame 1, a stability enhancing mechanism 5 is installed on the hydraulic fork shearing frame 3, the hydraulic fork shearing frame 3 is connected with the ground after the hydraulic fork shearing frame 3 lifts a front axle through the stability enhancing mechanism 5, and the hydraulic fork shearing frame 3 and the stability enhancing mechanism 5 jointly play a bearing role, so that the bearing capacity can be effectively improved, and the stability is improved.

As shown in fig. 1 and fig. 2, the stability enhancing mechanism 5 includes a plurality of mounting frames 6, a plurality of the mounting frames 6 are rotatably connected to a hydraulic enhancing rod 7, a stabilizing support plate 8 is fixedly connected to the bottom end of an output shaft of the hydraulic enhancing rod 7, one side of the hydraulic enhancing rod 7 is hinged to a retracting hydraulic rod 9, one end of the retracting hydraulic rod 9 is hinged to the hydraulic enhancing rod 7, the other end of the retracting hydraulic rod 9 is hinged to the hydraulic scissor rack 3, the hydraulic enhancing rod 7 can be driven to rotate by retracting the hydraulic enhancing rod 9, the hydraulic enhancing rod 7 is pushed to a vertical position, and then the hydraulic enhancing rod 7 pushes the stabilizing support plate 8 to the ground to support the hydraulic scissor rack 3, so as to effectively improve the bearing capacity and improve the stability.

As shown in fig. 2 and fig. 3, a stopper 10 is further rotatably connected to the mounting frame 6, a connecting rotating shaft 11 is fixedly connected to the top end of the stopper 10, the stopper 10 is rotatably connected to the mounting frame 6 through the connecting rotating shaft 11, a locking gear 12 is fixedly connected to the connecting rotating shaft 11, a bidirectional screw 15 is rotatably connected to the inside of the mounting frame 6, two opposite threads are arranged on the bidirectional screw 15, the two nut frames 14 are symmetrically arranged on the bidirectional screw 15, so that the nut frames 14 can be driven to move in opposite directions when the bidirectional screw 15 rotates, a driving motor 16 is fixedly connected to the end of the bidirectional screw 15, the two nut frames 14 are threadedly connected to the bidirectional screw 15, a guide hole is formed in each nut frame 14, a guide rod is fixedly connected to the inside of the mounting frame 6 and matched with the guide hole, a locking tooth piece 13 is fixedly connected to the bottom ends of the two nut frames 14, the locking tooth piece 13 is matched with the locking gear 12, when the hydraulic shear 3 moves, the stopper 10 can freely rotate all the time, so that the stopper 10 can keep a vertically downward state, the driving motor 16 rotates, drives the two nut frames 15 to move, and the two-way locking gear 14 and the nut frames 14 can move to drive the nut frames 14 to move vertically to enable the nut frames to move, thereby to enable the nut frames to be engaged with the nut frames 7 to vertically.

As shown in fig. 1 and 4, a rotating groove 17 is formed in the outer frame 1, an annular seat 18 is rotatably connected in the rotating groove 17, the hydraulic scissor bracket 3 is installed on the annular seat 18, a plurality of fixing holes 19 are formed in the bottom surface of the annular seat 18, a fixed ring plate 20 is fixedly connected in the outer frame 1, a plurality of movable grooves 21 are formed in the fixed ring plate 20, fixed magnet heads 22 are slidably connected in the movable grooves 21, a return spring 23 is fixedly connected between the fixed magnet heads 22 and the movable grooves 21, an electromagnet 24 is fixedly connected in the movable grooves 21, the angle of the front axle can be adjusted by rotating the annular seat 18, the installation is facilitated, the electromagnet 24 is opened after the adjustment, and after the electromagnet 24 is electrified, a repulsive force is generated to push the fixed magnet heads 22 to move to enter the fixing holes 19, so as to fix the annular seat 18, and improve the stability during operation.

The utility model provides a front axle lift dolly chassis that bearing capacity is strong, concrete theory of operation as follows:

in-service use the utility model discloses the time, hydraulic pressure fork shearing frame 3 raises the front axle, and when hydraulic pressure fork shearing frame 3 moved, stopper 10 can carry out the free rotation all the time, make stopper 10 can keep perpendicular decurrent state, after the stop motion, driving motor 16 drives two-way screw rod 15 and rotates, two-way screw rod 15 rotates and drives nut frame 14 and remove, nut frame 14 removes and drives locking tooth piece 13 and remove and locking gear 12 meshing, thereby can fix stopper 10, make can play perpendicular limiting displacement to reinforcing hydraulic stem 7, pack up hydraulic stem 9 and drive reinforcing hydraulic stem 7 and rotate, push up reinforcing hydraulic stem 7 to vertical position, then reinforcing hydraulic stem 7 promotes and stabilizes extension board 8 to ground, support hydraulic pressure fork shearing frame 3, thereby can effectively improve bearing capacity, and stability is improved.

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. The utility model provides a front axle lift dolly chassis that bearing capacity is strong, includes outrigger (1) and objective table (2), its characterized in that: a hydraulic fork shearing frame (3) is arranged between the outer frame (1) and the objective table (2), a cavity (4) is formed in the outer frame (1), and a stability enhancing mechanism (5) is arranged on the hydraulic fork shearing frame (3);

stabilize reinforcing mechanism (5) and include a plurality of mounting bracket (6), it is a plurality of all rotate on mounting bracket (6) and be connected with reinforcing hydraulic stem (7), extension board (8) are stabilized to the output shaft bottom fixedly connected with of reinforcing hydraulic stem (7), reinforcing hydraulic stem (7) one side articulates there is packing up hydraulic stem (9), still rotate on mounting bracket (6) and be connected with stopper (10), stopper (10) top fixedly connected with connects pivot (11), connect equal fixedly connected with locking gear (12) on pivot (11), mounting bracket (6) inside is rotated and is connected with two-way screw rod (15), two-way screw rod (15) tip fixedly connected with driving motor (16), threaded connection has two nut frame (14) on two-way screw rod (15), two the equal fixedly connected with locking tooth piece (13) in nut frame (14) bottom.

2. The chassis of the front axle lifting trolley with high bearing capacity as claimed in claim 1, characterized in that: one end of the retraction hydraulic rod (9) is hinged with the reinforced hydraulic rod (7), and the other end of the retraction hydraulic rod (9) is hinged with the hydraulic scissor bracket (3).

3. The chassis of the front axle lifting trolley with high bearing capacity as claimed in claim 1, characterized in that: the limiting block (10) is rotatably connected with the mounting frame (6) through a connecting rotating shaft (11), and the locking tooth piece (13) is matched with the locking gear (12).

4. The chassis of the front axle lifting trolley with high bearing capacity as claimed in claim 1, characterized in that: the nut frame (14) is provided with a guide hole, the mounting frame (6) is fixedly connected with a guide rod, and the guide rod is matched with the guide hole.

5. The chassis of the front axle lifting trolley with strong bearing capacity as claimed in claim 1, characterized in that: two sections of threads with opposite directions are arranged on the two-way screw (15), and the two nut frames (14) are symmetrically arranged on the two-way screw (15).

6. The chassis of the front axle lifting trolley with high bearing capacity as claimed in claim 1, characterized in that: the hydraulic shear fork is characterized in that a rotating groove (17) is formed in the outer frame (1), an annular seat (18) is rotatably connected in the rotating groove (17), the hydraulic shear fork frame (3) is installed on the annular seat (18), a plurality of fixing holes (19) are formed in the surface of the bottom of the annular seat (18), and a fixing ring plate (20) is fixedly connected in the outer frame (1).

7. The chassis of claim 6, wherein the chassis comprises: a plurality of movable grooves (21) are formed in the fixed ring plate (20) and are a plurality of fixed magnet heads (22) are connected to the inner portions of the movable grooves (21) in a sliding mode, return springs (23) are fixedly connected between the fixed magnet heads (22) and the movable grooves (21), and electromagnets (24) are fixedly connected to the inner portions of the movable grooves (21).