CN212863988U

CN212863988U - Tire mounting trolley

Info

Publication number: CN212863988U
Application number: CN202021771292.6U
Authority: CN
Inventors: 贾保东
Original assignee: Inner Mongolia Hengda Zhongke Technology Co ltd
Current assignee: Inner Mongolia Hengda Zhongke Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-04-02
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a tire installation dolly is provided with the frame, lifts the subassembly, with the horizontal sideslip subassembly that lifts the subassembly and link to each other, and the fork that lifts that links to each other with horizontal sideslip subassembly. The lifting forks are provided with two lifting forks for bearing the tires, the lifting assembly is used for lifting the tires to a proper height, and the horizontal transverse moving assembly is used for adjusting the distance between the lifting forks, so that the mounting trolley can adapt to the installation of the tires with different diameters. The lifting forks are rotatable relative to the horizontal traverse assembly such that the tire is rotatable on the lifting forks. The utility model discloses a tire installation dolly can remove the tire in vertical direction, horizontal direction, is convenient for quick adjust the tire to with the coaxial position in installation position, recycles the rotatable characteristic of tire on lifting fork, quick realization safety bolt hole's counterpoint work to realize the quick convenient installation of tire.

Description

Tire mounting trolley

Technical Field

The utility model relates to an automobile installation field especially relates to a tire installation dolly.

Background

The size and the weight of the tire of the special wheeled vehicle are large, and the special wheeled vehicle is installed on a production line by a manipulator. However, in a production line, when maintenance is required for a test run, running-in, or the like, the tire needs to be detached and attached. At this moment, mechanical fork truck or manual fork truck are generally adopted to assist the dismouting, because reasons such as fork width, operating personnel station, bolt hole counterpoint, stability for work efficiency is low, wastes time and energy, and the security is poor.

In view of this, a tire mounting apparatus that is easy to operate and has a wide adaptability is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tire installation dolly to improve the reliability of the tire installation of special type vehicle and simplified operation.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a tire mounting trolley comprises a frame, universal wheels arranged at the lower end of the frame, a lifting component, a horizontal traversing component and a lifting fork respectively connected with the lifting component and the horizontal traversing component, wherein the lifting component and the horizontal traversing component are arranged on the frame;

the lifting assembly is used for driving the lifting fork to move in the vertical direction, and the horizontal traversing assembly is used for driving the lifting fork to move horizontally; the lifting fork is sleeved with a roller along the radial direction.

Furthermore, the lifting assembly comprises a traction chain, two branch chains, a sliding rod, traction chain wheels, a lifting traction wheel, a lifting hydraulic oil cylinder and a pedal hydraulic pump, wherein one end of the traction chain is fixedly arranged on one side of the top of the frame;

the two lifting forks are connected to the sliding rod through the horizontal transverse moving assembly, the branch chains are connected to the traction chain wheel, the traction chain wheel is a fixed wheel, and the lifting traction wheel is connected to the end of a hydraulic rod of the lifting hydraulic oil cylinder.

Furthermore, two slide bars are arranged, the axial leads of the two slide bars are overlapped in the vertical direction, the branch chain is connected with the slide bar above the branch chain, and the two slide bars are connected through the horizontal transverse moving assembly.

Furthermore, the horizontal transverse moving assembly comprises a transverse moving handle, a screw rod connected with the transverse moving handle, a screw rod support fixedly arranged at one end of the sliding rod, and a sliding block sleeved on the two sliding rods in a sliding manner; wherein, one end fixed connection of sliding block lifts the fork, the other end and lead screw threaded connection.

Furthermore, the vertical direction of frame is provided with the spout, and the both ends of slide bar are provided with the gyro wheel with the spout adaptation.

Further, a cart handle is arranged on the frame.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a tire installation dolly is provided with the frame, sets up lifting component, horizontal sideslip subassembly on the frame and respectively with the fork that lifts that lifting component and horizontal sideslip subassembly link to each other. The lifting forks are provided with two lifting forks for bearing the tires, the lifting assembly is used for lifting the tires to a proper height, and the horizontal transverse moving assembly is used for adjusting the distance between the lifting forks, so that the mounting trolley can adapt to the installation of the tires with different diameters. The lifting fork is sleeved with a roller along the radial direction of the lifting fork, so that the tire can rotate on the lifting fork. The utility model discloses a tire installation dolly can remove the tire in vertical direction, horizontal direction, is convenient for quick adjust the tire to with the coaxial position in installation position, recycles the rotatable characteristic of tire on lifting fork, quick realization safety bolt hole's counterpoint work to realize the quick convenient installation of tire.

(2) The utility model discloses a lift subassembly is provided with drive sprocket, drag chain, branch chain, lift traction wheel, lift hydraulic cylinder, pedal hydraulic pump and slide bar, drives reciprocating of lift traction wheel through lift hydraulic cylinder, drives the slide bar through the cooperation of drive sprocket, drag chain, branch chain and lift traction wheel and reciprocates to lift fork on the drive slide bar reciprocates, reaches the purpose of holding up or putting down the tire. The pedal hydraulic pump can better control the ascending height of the tire, and the tire can be adjusted to be coaxial with the installation position.

(3) The utility model discloses a horizontal sideslip subassembly is provided with sideslip handle, lead screw support and sliding block, and the sliding block cover is established on two slide bars to both ends are connected lead screw and lift fork separately. The sliding block is fixedly connected with the lifting fork and is in threaded connection with the screw rod. The transverse moving handle is rotated to drive the screw rod to rotate, so that the sliding block moves in the horizontal direction relative to the screw rod, and the lifting fork is driven to move in the horizontal direction. The sliding block sleeve is established on two slide bars to play the spacing to the sliding block, avoid a slide bar rotation relatively of sliding block.

(4) The utility model discloses a vertical direction of frame is provided with the spout, and the both ends of slide bar are provided with the gyro wheel with the spout adaptation, and the gyro wheel slides in the spout, plays direction and horizontal direction's limiting displacement to the slide bar.

Drawings

Fig. 1 is a side structure view of a tire mounting cart provided in an embodiment of the present invention.

Fig. 2 is a schematic front structural view of the tire mounting cart provided in the embodiment of the present invention.

Fig. 3 is another side structure view of the tire mounting cart provided in the embodiment of the present invention.

Fig. 4 is a top view structural diagram of the tire mounting cart provided in the embodiment of the present invention.

Fig. 5 is an enlarged view of a portion a in fig. 4.

In the drawings, the names of the parts corresponding to the reference numerals are as follows:

1-universal caster wheel, 2-slide bar, 21-roller wheel, 3-cart handle, 4-traction chain wheel, 5-traction chain, 6-branch chain, 7-lifting traction wheel, 8-lifting hydraulic oil cylinder, 9-lifting fork, 91-roller, 10-transverse handle, 11-screw rod, 12-screw rod support, 13-sliding block, 15-pedal hydraulic pump, 16-frame and 161-groove.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.

Referring to fig. 1 to 4, a tire mounting cart includes a frame 16, a lifting assembly, a horizontal traverse assembly and a lifting fork 9 respectively connected to the lifting assembly and the horizontal traverse assembly, which are disposed on the frame 16, a cart handle 3 disposed on the frame 16, and a universal caster 1 disposed at the bottom end of the frame 16. The lifting forks 9 are provided with two lifting forks for bearing the tires, the lifting assembly is used for lifting the tires to a proper height, and the horizontal traversing assembly is used for adjusting the distance between the lifting forks, so that the mounting trolley can adapt to the installation of the tires with different diameters. The cart handle 3 and the universal caster 1 are convenient for pushing and changing the direction of the cart in use. In this embodiment, the lifting forks 9 are sleeved with rollers 91 along their axial direction so that the tire is rotatable on the lifting forks. The roller 91 is connected to the lifting fork 9 via a universal bearing so that the roller 91 can roll in the axial direction of the lifting fork 9.

The working principle is as follows: the horizontal traverse assembly is adjusted so that the horizontal distance between the two lifting forks 9 is adapted to the diameter of the tire to be mounted, the lifting forks 9 are lowered to the lowermost position by the lifting assembly, the dolly is aligned with the upright tire, and then the tire is lifted to the mounting height by the lifting assembly, i.e. the central axis of the tire is coaxial with the tire mounting position spindle. And meanwhile, the tire is rotated, so that the tire is aligned with the bolt hole of the mounting position, the mounting is completed, and the trolley exits from the mounting position. The tire mounting trolley is very convenient to use, and one operator can complete the mounting work of the tire. The tire removal process can be operated in reverse to the installation process.

The lifting assembly comprises a traction chain 5, two branch chains 6, two sliding rods 2, traction chain wheels 4, lifting traction wheels 7, lifting hydraulic oil cylinders 8 and a pedal hydraulic pump 15, wherein one end of the traction chain 5 is fixedly arranged on one side of the top of the frame 16, the two branch chains 6 are connected to the other end of the traction chain 5, the two ends of the sliding rods 2 are respectively connected to one ends, far away from the traction chain 5, of the two branch chains 6, the traction chain wheels 4 are arranged on the two ends of the top of the frame 16, the lifting traction wheels 7 are hung on the traction chain 5, the. Wherein, two lifting forks 9 are horizontally arranged on the slide bar 2, and the lifting traction wheel 7 is connected with the end part of a hydraulic rod of the lifting hydraulic oil cylinder 8.

Wherein, one end of the drag chain 5 is fixed on the frame 16, and the other end is provided with two branch chains 6 which are respectively matched with the drag chain wheel 4, and the drag chain wheel is a fixed wheel, thereby forming that the two branch chains 6 are arranged synchronously. The lifting traction wheel 7 is hung on the traction chain 5. The lifting hydraulic oil cylinder 8 drives the lifting traction wheel 7 to move up and down so as to pull the traction chain 5 to move, and because one end of the traction chain 5 is fixed, the lifting traction wheel 7 drives the branch chain 6 to move up and down so as to drive the slide bar 2 to do lifting movement.

Two slide bars 2 are provided, the axial lead coincides in the vertical direction, and the branch chains 6 are connected to the two ends of the slide bar 2 above. The horizontal transverse moving assembly is respectively connected with the two sliding rods 2, so that the distance between the two sliding rods 2 in the vertical direction is fixed. The vertical direction of frame is provided with spout 161, and the both ends of slide bar 2 are provided with the gyro wheel 21 with spout 161 adaptation, and gyro wheel 21 slides in the spout, plays direction and horizontal direction's limiting displacement to slide bar 2.

The horizontal transverse moving assembly comprises a transverse moving handle 10, a screw rod 11 connected with the transverse moving handle 10, a screw rod support 12 fixedly arranged at one end of each sliding rod, and a sliding block 13 sleeved on the two sliding rods in a sliding manner; wherein, one end fixed connection of sliding block 13 lifts fork 9, the other end and lead screw threaded connection. Rotate sideslip handle 10 to drive lead screw 11 and rotate, and then make sliding block 13 do the horizontal direction and remove for lead screw 11, and drive and lift fork 9 horizontal direction and remove, horizontal sideslip subassembly can set up one, makes one lift fork and close to towards another, also can set up two, makes two lift fork equal horizontal migration, adjusts horizontal distance jointly. The sliding block 13 is sleeved on the two sliding rods 2, so that the limiting effect on the sliding block 13 is achieved, and the sliding block 13 is prevented from rotating relative to one sliding rod 2.

The specific working process is as follows: the transverse moving handle 10 is rotated to make the screw rod 11 move relative to the adjusting block 12, that is, the screw rod 11 drives the sliding block 13 to move on the sliding rod 2, so as to drive the lifting forks 9 to move on the sliding rod 2, and the relative distance between the two lifting forks 9 is adjusted to fit tires with different diameters. The unloading valve of the pedal hydraulic pump 15 is stepped down, the hydraulic rod is pushed out, so that the lifting traction wheel 7 is lifted, the downward pressure on the traction chain 5 is released, then the branch chain 6 is lowered to drive the slide rod 2 and the lifting fork 9 to be lowered to the lowest, the trolley is pushed to align with the upright tire, and the two lifting forks 9 are positioned on two sides of the tire. The pedal hydraulic pump 15 is repeatedly stepped down, the hydraulic rod is retracted into the hydraulic cylinder, the lifting traction wheel 7 is driven to descend, the branch chain 6 is pulled to ascend, and the tire is slowly lifted to the installation height. The trolley is pushed to the mounting position of the vehicle tire, and the tire is rotated to enable the tire to be aligned with the bolt hole of the wheel rotating shaft of the vehicle, so that accurate mounting of the tire is completed.

The utility model discloses a tire installation dolly can remove the tire in vertical direction, horizontal direction, is convenient for quick adjust the tire to with the coaxial position in installation position, recycles the rotatable characteristic of tire on lifting fork, quick realization safety bolt hole's counterpoint work to realize the quick convenient installation of tire.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not a limitation to the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis should belong to the protection scope of the present invention.

Claims

1. A tire mounting trolley is characterized by comprising a trolley frame (16), universal wheels (1) arranged at the lower end of the trolley frame, a lifting component arranged on the trolley frame, a horizontal traversing component connected with the lifting component, and a lifting fork (9) connected with the horizontal traversing component;

the lifting assembly is used for driving the horizontal traversing assembly to move in the vertical direction so as to drive the lifting fork to move in the vertical direction, and the horizontal traversing assembly is used for driving the lifting fork to move horizontally;

the lifting fork (9) is sleeved with a roller (91) along the axial direction.

2. The tire mounting trolley according to claim 1, wherein the lifting assembly comprises a traction chain (5) with one end fixedly arranged on one side of the top of the frame, two branch chains (6) connected to the other end of the traction chain (5), a slide bar (2) with two ends respectively connected to one ends of the two branch chains far away from the traction chain, traction chain wheels (4) arranged on two ends of the top of the frame, a lifting traction wheel (7) suspended on the traction chain, a lifting hydraulic cylinder (8) connected with the lifting traction wheel, and a pedal hydraulic pump (15) connected with the lifting hydraulic cylinder and providing power for the lifting hydraulic cylinder;

wherein, two lifting forks (9) are connected on the slide bar (2) through a horizontal transverse moving component, the branch chains (6) are respectively matched with the traction chain wheel, the traction chain (5) wheel is a fixed wheel, and the lifting traction wheel (7) is connected with the end part of a hydraulic rod of the lifting hydraulic oil cylinder (8).

3. A tyre mounting trolley as claimed in claim 2, characterised in that there are two slide bars (2) with their axes coinciding in the vertical direction, the sub-chain (6) being connected to the upper slide bar (2), the two slide bars (2) being connected by a horizontal traversing assembly.

4. A tyre mounting trolley as claimed in claim 3, characterised in that the horizontal traverse assembly comprises a traverse handle (10), a screw (11) connected to the traverse handle, a screw support (12) fixedly arranged at one end of the slide bars, a sliding block (13) slidably arranged on the two slide bars; wherein, one end of the sliding block (13) is fixedly connected with a lifting fork (9), and the other end is in threaded connection with the screw rod.

5. A tyre mounting trolley according to claim 4, characterized in that the frame is provided with a sliding groove (161) in the vertical direction, and the two ends of the sliding rod are provided with rollers (21) matched with the sliding groove.

6. A tyre mounting trolley according to claim 5, characterized in that the frame is provided with a trolley handle (3).