CN212769601U

CN212769601U - Lifting frame for automobile maintenance

Info

Publication number: CN212769601U
Application number: CN202020304297.1U
Authority: CN
Inventors: 段春艳; 李行; 张芳玲; 朱勇
Original assignee: Hunan Communication Polytechnic
Current assignee: Hunan Communication Polytechnic
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2021-03-23
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses a crane for auto repair, including holding the platform, hold the side fixedly connected with portal frame of platform, the spout has all been seted up to the opposite face of two lateral walls of portal frame, sliding connection has the screw thread piece in the spout, the side fixedly connected with lift frame of screw thread piece, the upper surface and the lower surface of movable block are respectively through the upper wall and the lower wall sliding connection of two sliders and lift frame, the side fixedly connected with carrier plate of movable block, threaded connection is seen with screw rod A's one end to another side of movable block, screw rod A's other end fixed connection is in the side of clamp plate, the another side fixedly connected with T type handle of clamp plate, the equal fixedly connected with in two sides of portal frame connects the second supporting mechanism, the utility model discloses in come the different length according to the car and determine the distance that is located between two carrier plates with one side to this makes the carrier plate be located chassis's best load point.

Description

Lifting frame for automobile maintenance

Technical Field

The utility model relates to an auto repair technical field specifically is a crane for auto repair.

Background

The automobile maintenance is a general term of automobile maintenance and repair, namely, a fault automobile is checked by a technical means to find out the fault reason, certain measures are taken to remove the fault and recover to reach certain performance and safety standards, and the automobile maintenance is more and more important along with the increasing automobile holding amount in China.

At present at the in-process of maintaining to vehicle chassis, can use the crane to rise the car, the convenience is maintained its chassis, most cranes all lift the car through four carrier plates in the auto repair factory, and most lifters are when lifting the car at present, the carrier plate all is unable removal, lead to the carrier plate with one side can not adjusting distance, can't make the carrier plate put the best load point department at different length vehicle chassis make the car reach steadily, lead to the car probably the weight difference great around when lifting, thereby lead to the car not stable enough when lifting, for this the utility model provides a crane for vehicle maintenance solves above problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crane for auto repair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a lifting frame for automobile maintenance comprises a bearing platform, wherein a portal frame is fixedly connected to the side surface of the bearing platform, sliding grooves are formed in opposite surfaces of two side walls of the portal frame, threaded blocks are connected in the sliding grooves in a sliding mode and are in threaded connection with a lifting mechanism, a lifting frame is fixedly connected to the side surface of each threaded block, two identical first supporting mechanisms are connected in the lifting frame in a sliding mode and comprise a moving block and a screw rod A, the upper surface and the lower surface of the moving block are respectively connected with the upper wall and the lower wall of the lifting frame in a sliding mode through the two sliding blocks, the side face of the moving block is fixedly connected with a bearing plate, the other side face of the moving block is connected with one end of a screw rod A in a threaded mode, the other end of the screw rod A is fixedly connected to the side face of the pressing plate, the other side face of the pressing plate is fixedly connected with the T-shaped handle, and the two side faces of the portal frame are fixedly connected with a second supporting mechanism.

As a further aspect of the present invention: elevating system includes screw rod B, gear A, gear B, the bull stick, including a motor, an end cap, a controller, and a cover plate, gear C and gear D, the portal frame cavity, screw block and screw rod B threaded connection, screw rod B's lower extreme rotates the interior bottom surface of connection at the portal frame, screw rod B's upper end fixedly connected with gear A, the upper end of connection at the medial surface of two lateral walls of portal frame is rotated respectively at the both ends of bull stick, the equal fixed cover in both ends of bull stick is equipped with gear B, gear B is connected with gear A meshing, the fixed cover in middle part of bull stick is equipped with gear D, the last fixed surface of portal frame installs the motor, the output of motor passes the upper wall of portal frame and through shaft coupling fixedly connected with gear C, gear C links.

As a further aspect of the present invention: the screw B penetrates through the inner plate and is rotatably connected with the inner plate through a bearing, and the side face of the inner plate is fixedly connected to the inner side face of the side wall of the portal frame.

As a further aspect of the present invention: connect second supporting mechanism and include sideboard, electric putter, fixed plate and rotor plate, the equal fixedly connected with sideboard in two sides of portal frame, electric putter passes sideboard and fixed connection in the sideboard, electric putter's output fixedly connected with fixed plate, and the both ends of fixed plate are all rotated and are connected with the rotor plate.

As a further aspect of the present invention: the upper surfaces of the bearing plate and the rotating plate are fixedly connected with a layer of rubber pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in come the definite distance that lies in between two carrier plates with one side according to the different length of car to this slides the carrier plate and makes the carrier plate lie in vehicle chassis's best load point, makes the car more stable at the in-process that goes up and down, avoids appearing the phenomenon that weight differed too big car perk that leads to around the car when raising the car, and this device does not need the pneumatic cylinder to go up and down simultaneously, lowers product cost.

2. The utility model discloses the transfer board can provide the secondary for the car and support for the car is more stable, plays the effect of insurance, because first supporting mechanism bears down for a long time, the condition that probably breaks down or spare part harm, and the second supports the chance and provides the holding power for the car this moment, avoids the car to lose the support and makes the car drop at the condition line that first supporting mechanism broke down.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic structural diagram of the position a of the present invention.

Fig. 3 is the structural schematic diagram of the section of the middle portal frame of the present invention.

Fig. 4 is a schematic structural diagram of the middle moving block of the present invention.

Fig. 5 is a schematic structural view of a section of the middle lifting frame of the present invention.

In the figure: 1. a bearing platform; 2. a gantry; 3. a lifting frame; 4. a carrier plate; 5. a moving block; 6. a thread block; 7. a screw A; 8. pressing a plate; 9. a T-shaped handle; 10. a slider; 11. a screw B; 12. a gear A; 13. a gear B; 14. a rotating rod; 15. a motor; 16. a gear C; 17. a gear D; 18. an inner plate; 19. a side plate; 20. an electric push rod; 21. a fixing plate; 22. and rotating the plate.

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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, in an embodiment of the present invention, a lifting frame for automobile maintenance includes a supporting platform 1, a portal frame 2 is fixedly connected to a side surface of the supporting platform 1, opposing surfaces of two side walls of the portal frame 2 are both provided with sliding grooves, a threaded block 6 is slidably connected in the sliding grooves, the threaded block 6 is in threaded connection with a lifting mechanism, a lifting frame 3 is fixedly connected to a side surface of the threaded block 6, two identical first supporting mechanisms are slidably connected in the lifting frame 3, each first supporting mechanism includes a moving block 5, a screw a7, a pressing plate 8, a T-shaped handle 9 and a slider 10, an upper surface and a lower surface of the moving block 5 are slidably connected with an upper wall and a lower wall of the lifting frame 3 through two sliders 10, a supporting plate 4 is fixedly connected to a side surface of the moving block 5, the other side surface of the moving block 5 is in threaded connection with one end of a screw a7, and the other, the other side surface of the pressing plate 8 is fixedly connected with a T-shaped handle 9, and both side surfaces of the portal frame 2 are fixedly connected with a second supporting mechanism; the bearing platform 1 and the bearing plate 4 are both in a trapezoidal shape, so that the bearing platform 1 can be conveniently opened by an automobile, the bearing platform 1 is firstly opened by the automobile, then the bearing plate 4 is slid, the distance between the two bearing plates 4 positioned on the same side is determined according to different lengths of the automobile, so that the bearing plate 4 is positioned at the optimal bearing point of an automobile chassis, at the moment, the screw A7 pressing plate 8 is screwed through the T-shaped handle 9 to be in precise contact with the side surface of the lifting frame 3, the bearing plate 4 is fixed through the friction force between the lifting frame 3 and the pressing plate 8, the bearing plate 4 is difficult to slide, at the moment, the automobile can be lifted through the lifting mechanism, in the utility model, the distance between the two bearing plates 4 positioned on the same side is determined according to different lengths of the automobile, so that the bearing plate 4 is slid to ensure that the bearing plate 4 is positioned at the optimal bearing point of the automobile chassis, so that the, the phenomenon that the automobile tilts due to the fact that the front weight and the rear weight of the automobile are too large in difference when the automobile is lifted is avoided.

The lifting mechanism comprises a screw B11, a gear A12, a gear B13, a rotating rod 14, a motor 15, a gear C16 and a gear D17, the portal frame 2 is hollow, a thread block 6 is in threaded connection with the screw B11, the lower end of the screw B11 is rotatably connected to the inner bottom surface of the portal frame 2, the upper end of the screw B11 is fixedly connected with a gear A12, the two ends of the rotating rod 14 are respectively rotatably connected to the upper ends of the inner side surfaces of the two side walls of the portal frame 2, the two ends of the rotating rod 14 are both fixedly sleeved with a gear B13, the gear B13 is in meshed connection with the gear A12, the middle of the rotating rod 14 is fixedly sleeved with a gear D17, the upper surface of the portal frame 2 is fixedly provided with the motor 15, the output end of the motor 15 penetrates through the upper wall of the portal frame 2 and is fixedly connected with a; starter motor 15 drives bull stick 14 through gear C16 and gear D17 and rotates to make the gear B13 at bull stick 14 both ends rotate simultaneously, drive two screw rods B11 and rotate simultaneously through gear A12 with this, make the screw block 6 on both sides drive both sides lift frame 3 oscilaltion respectively and remove, alright lift up the car and overhaul its chassis, this device does not need the pneumatic cylinder to go up and down, reduces product cost.

The screw B11 penetrates through the inner plate 18 and is rotationally connected with the inner plate 18 through a bearing, and the side surface of the inner plate 18 is fixedly connected with the inner side surface of the side wall of the portal frame 2; the inner plate 18 provides support for the screw B11 to prevent the screw B11 from tilting during rotation.

The second supporting mechanism comprises a side plate 19, an electric push rod 20, a fixed plate 21 and a rotating plate 22, the side plates 19 are fixedly connected to two side surfaces of the portal frame 2, the electric push rod 20 penetrates through the side plate 19 and is fixedly connected into the side plate 19, the fixed plate 21 is fixedly connected to the output end of the electric push rod 20, and the rotating plates 22 are rotatably connected to two ends of the fixed plate 21; after the automobile rises, the rotating plate 22 is rotated, the rotating plate 22 rotates to one end far away from the automobile, the electric push rod 20 is started, the electric push rod 20 descends to the position, below the automobile chassis, of the fixing plate 21, the electric push rod 20 is stopped, the rotating plate 22 rotates again, the rotating plate 22 is located below the automobile chassis, the electric push rod 20 is restarted at the moment, the electric push rod 20 is stopped when the rotating plate 22 is in contact with the automobile chassis, the rotating plate 22 can provide secondary support for the automobile, the automobile is more stable, the safety effect is achieved, the first supporting mechanism bears the load for a long time, the situation that the automobile is broken down or damaged by parts can occur, the second supporting mechanism provides supporting force for the automobile at the moment, and the phenomenon that the automobile is broken down in the first supporting mechanism due to the fact that the line loses the support and the automobile drops is avoided.

The upper surfaces of the bearing plate 4 and the rotating plate 22 are both fixedly connected with a layer of rubber pad, and the rubber pad can protect the automobile.

The utility model provides a theory of operation as follows:

firstly, the automobile is opened on the bearing platform 1, then the bearing plate 4 is slid, the distance between the two bearing plates 4 positioned on the same side is determined according to different lengths of the automobile, so that the bearing plates 4 are positioned at the optimal bearing point of an automobile chassis, at the moment, the screw A7 pressing plate 8 is screwed through the T-shaped handle 9 to be in precise contact with the side surface of the lifting frame 3, the bearing plates 4 are fixed through the friction force between the lifting frame 3 and the pressing plate 8, so that the bearing plates 4 are difficult to slide, the motor 15 is started, the rotating rod 14 is driven to rotate through the gear C16 and the gear D17, so that the gears B13 at the two ends of the rotating rod 14 rotate simultaneously, so that the two screws B11 are driven to rotate simultaneously through the gear A12, the thread blocks 6 at the two sides respectively drive the lifting frames 3 to lift up and down to move, so that the automobile can be lifted up and repaired on the chassis, after the automobile is lifted up, the rotating plate 22 is rotated, start electric putter 20, make electric putter 20 descend to the below that fixed plate 21 is located vehicle chassis, stop electric putter 20, rotate rotor plate 22 once more, make rotor plate 22 be located vehicle chassis's below, restart electric putter 20 this moment, make rotor plate 22 just stop electric putter 20 with when vehicle chassis contacts, rotor plate 22 can provide the secondary for the car and support, make the car more stable, play the effect of insurance, the utility model discloses in come the distance of confirming to be located between two carrier plates with one side according to the different length of car, make the carrier plate be located vehicle chassis's best load point with this, make the car more stable at the in-process that goes up and down, avoid appearing the phenomenon that the weight differed too big car perk around the car when raising the car.

The model of motor 15 adopts 57BYGH56-401A and supporting power supply and circuit thereof in this scheme, and ANT-26 and supporting power supply and circuit are adopted to electric putter 20's model, and motor and electric putter's power supply interface all connects power supply system through the switch, involves that circuit and electronic components and module are prior art, and the technical staff in the field can realize completely, need not proud, the utility model discloses the content of protection also does not relate to the improvement to software and method.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, should not be taken as limiting, and it should be noted that the terms "mounted" and "connected" are intended to be broadly construed, and include, for example, either fixed or removable connections, or integrally formed, mechanically connected, or indirectly connected through an intermediate medium, and the specific meaning of the terms in the present application can be understood through specific situations.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lifting frame for automobile maintenance comprises a bearing platform (1) and is characterized in that a portal frame (2) is fixedly connected to the side face of the bearing platform (1), sliding grooves are formed in opposite faces of two side walls of the portal frame (2), a thread block (6) is connected in the sliding grooves in a sliding mode, the thread block (6) is in threaded connection with a lifting mechanism, a lifting frame (3) is fixedly connected to the side face of the thread block (6), two identical first supporting mechanisms are connected in the lifting frame (3) in a sliding mode and comprise a moving block (5), a screw rod A (7), a pressing plate (8), a T-shaped handle (9) and sliding blocks (10), the upper surface and the lower surface of the moving block (5) are in sliding connection with the upper wall and the lower wall of the lifting frame (3) through the two sliding blocks (10) respectively, a bearing plate (4) is fixedly connected to the side face of the moving block (5), and the other side face of the moving block (5) is in, the other end of the screw A (7) is fixedly connected to the side face of the pressing plate (8), the other side face of the pressing plate (8) is fixedly connected with a T-shaped handle (9), and two side faces of the portal frame (2) are fixedly connected with a second supporting mechanism.

2. The crane for automobile maintenance according to claim 1, wherein the lifting mechanism comprises a screw B (11), a gear A (12), a gear B (13), a rotating rod (14), a motor (15), a gear C (16) and a gear D (17), the portal frame (2) is hollow, a thread block (6) is in threaded connection with the screw B (11), the lower end of the screw B (11) is rotatably connected to the inner bottom surface of the portal frame (2), the upper end of the screw B (11) is fixedly connected with the gear A (12), two ends of the rotating rod (14) are respectively rotatably connected to the upper ends of the inner side surfaces of two side walls of the portal frame (2), the two ends of the rotating rod (14) are respectively and fixedly sleeved with the gear B (13), the gear B (13) is in meshed connection with the gear A (12), the middle of the rotating rod (14) is fixedly sleeved with the gear D (17), the upper surface of the portal frame (2) is fixedly provided with the motor (15), the output end of the motor (15) penetrates through the upper wall of the portal frame (2) and is fixedly connected with a gear C (16) through a coupler, and the gear C (16) is meshed with a gear D (17).

3. A crane for automobile maintenance according to claim 2, wherein the screw B (11) passes through the inner plate (18) and is rotatably connected with the inner plate (18) through a bearing, and the side surface of the inner plate (18) is fixedly connected with the inner side surface of the side wall of the portal frame (2).

4. The crane for automobile maintenance according to claim 1, wherein the second support mechanism comprises a side plate (19), an electric push rod (20), a fixed plate (21) and a rotating plate (22), the two side surfaces of the portal frame (2) are fixedly connected with the side plate (19), the electric push rod (20) penetrates through the side plate (19) and is fixedly connected in the side plate (19), the output end of the electric push rod (20) is fixedly connected with the fixed plate (21), and the two ends of the fixed plate (21) are rotatably connected with the rotating plate (22).

5. A crane for vehicle maintenance according to claim 1, characterised in that a rubber mat is fixedly attached to the upper surface of both the carrier plate (4) and the turning plate (22).