Lifting machine for automobile chassis maintenance

Abstract

The utility model relates to the technical field of lifting machines, in particular to an automobile chassis maintenance lifting machine which comprises a concrete foundation, a bottom groove is formed in the concrete foundation, two parallel guide grooves are formed in one side of the bottom of the bottom groove, and two shear type lifting frames are rotationally installed on the side, away from the guide grooves, in the bottom groove. A guide groove is formed in one side of the top end of each scissor type lifting frame, a first sliding block in sliding fit with the guide groove is rotationally connected to one side of the bottom end of each scissor type lifting frame, a hydraulic rod is fixed between one side of each first sliding block and the side wall of the guide groove, and lifting plates are hinged to one sides of the top ends of the two scissor type lifting frames. And the shear type lifting frame, the lifting plate and the buffer piece are stored and reset into the bottom groove, the use space above the ground is prevented from being occupied, and the purpose of overall settlement type storage work of the device is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of lifters, in particular to a lifter for repairing automobile chassis. Background Art

[0002] The automobile chassis consists of a transmission system, a running system, a steering system, and a braking system, and its main function is to support. The assembly of the automobile engine and its components is installed, and the power of the engine is received, so that the automobile moves and keeps running normally. When the chassis components fail, the chassis components need to be repaired. However, the current chassis maintenance lifting platform still has certain defects. When repairing the automobile chassis, a lifting mechanism needs to be used for lifting work, so that maintenance personnel can perform bottom maintenance work. The existing lifting mechanisms are basically installed in the space above the ground. It is difficult to meet the installation requirements for some sites with small maintenance space, and the applicability range is narrow. Utility Model Content

[0003] The purpose of the utility model is to provide a lifting machine for automobile chassis maintenance to solve the problems raised in the above background technology.

[0004] The technical solution of the utility model is: a lifting machine for automobile chassis maintenance, comprising a concrete foundation, a bottom groove is opened on the concrete foundation, two parallel guide grooves are opened on one side of the bottom of the bottom groove, two scissor-type lifting frames are rotatably installed on the side of the bottom groove away from the guide groove, one side of the bottom end of the scissor-type lifting frame is rotatably connected with a first sliding block that slidably cooperates with the guide groove, a hydraulic rod is fixed between one side of the first sliding block and the side wall of the guide groove, one side of the top end of the two scissor-type lifting frames is hinged with a lifting plate, a sliding guide assembly is fixed between the other side of the top end of the scissor-type lifting frame and the lifting plate, two symmetrical connecting plates are fixed between the two lifting plates, and symmetrical supporting plates are fixed on the bottom of the connecting plates, two groups of notches corresponding to the supporting plates are opened on the connecting plate, and a buffer is installed between the notch and the supporting plate.

[0005] The effect achieved by the above-mentioned components is: the hydraulic rod can drive the first sliding block to slide along the guide groove, and cooperate with the scissor-type lifting frame to drive the lifting plate and the buffer part at the top to move upward, wherein the bottom of the lifting plate forms a relative sliding with the top of the scissor-type lifting frame through the sliding guide assembly, thereby achieving the purpose of lifting the automobile chassis. After the maintenance is completed, the hydraulic rod is reset, and the scissor-type lifting frame, the lifting plate and the buffer part are stored and reset in the bottom groove to avoid occupying the usable space above the ground, thereby achieving the sinking storage purpose of the entire device.

[0006] Preferably, the buffer comprises a flip rod rotatably installed in the slot, a roller is rotatably installed between the top ends of two adjacent flip rods, a connecting spring is connected to the bottom end of the flip rod, and a connecting pin connected to the bottom end of the connecting spring is fixed to the bottom of the support plate.

[0007] The effect achieved by the above components is: the flip rod can flip and stretch the connecting spring after the roller collides with the side of the car chassis, thereby buffering the initial squeezing force on the car chassis during lifting work and avoiding hard squeezing damage to the chassis.

[0008] Preferably, the sliding guide assembly comprises a sliding rod fixed to the bottom of the lifting plate, and a second sliding block is slidingly sleeved on the sliding rod and hinged to the top end of the scissor lift.

[0009] The effect achieved by the above components is that the slide bar can cooperate with the second slide block to slide relatively when the scissor lift frame is lifting or lowering.

[0010] Preferably, one end of the slide rod is sleeved with a pressing spring which abuts against the side wall of the second slide block.

[0011] The effect achieved by the above components is that the second sliding block can be cooperated with the tightening spring to perform the resetting operation when the scissor-type lifting frame is lifting or lowering.

[0012] Preferably, a limiting sliding groove is provided on one side of the guide groove, and a protrusion which slidably cooperates with the limiting sliding groove is fixed on the outer side of the first sliding block.

[0013] The effect achieved by the above components is: the projection can cooperate with the guiding function of the limiting slide groove to limit the first sliding block, thereby improving the stability of the lifting operation.

[0014] The utility model provides a car chassis maintenance lifting machine through improvement, which has the following improvements and advantages compared with the prior art:

[0015] The utility model can drive the first sliding block to slide along the guide groove through the hydraulic rod, and cooperate with the scissor-type lifting frame to drive the lifting plate and the buffer part at the top to move upward, wherein the bottom of the lifting plate forms a relative slide with the top of the scissor-type lifting frame through the sliding guide component, so as to achieve the purpose of lifting the chassis of the automobile. After the maintenance is completed, the hydraulic rod is reset, and the scissor-type lifting frame, the lifting plate and the buffer part are stored and reset in the bottom groove, avoiding occupying the use space above the ground, thereby achieving the sinking storage working purpose of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0017] Figure 1It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the buffer member in the utility model;

[0020] Figure 4 It is a schematic diagram of the main structure of the buffer member in the utility model.

[0021] Description of reference numerals: DETAILED DESCRIPTION

[0022] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides a car chassis maintenance lifting machine through improvement. The technical solution of the utility model is:

[0024] In the embodiment of the present utility model, Figure 1-Figure 4As shown, a lifting machine for automobile chassis maintenance comprises a concrete foundation 1, a bottom groove 2 is provided on the concrete foundation 1, two parallel guide grooves 4 are provided on one side of the bottom of the bottom groove 2, two scissor-type lifting frames 3 are rotatably installed on one side of the bottom groove 2 away from the guide groove 4, a first sliding block 5 which is slidably matched with the guide groove 4 is rotatably connected to one side of the bottom end of the scissor-type lifting frame 3, a limited sliding groove is provided on one side of the guide groove 4, a convex block which is slidably matched with the limited sliding groove is fixed on the outer side of the first sliding block 5, a hydraulic rod 6 is fixed between one side of the first sliding block 5 and the side wall of the guide groove 4, a lifting plate 7 is hinged on one side of the top of the two scissor-type lifting frames 3, a sliding guide assembly 10 is fixed between the other side of the top of the scissor-type lifting frames 3 and the lifting plate 7, the sliding guide assembly 10 comprises a sliding rod fixed at the bottom of the lifting plate 7, a sliding sleeve on the sliding rod is provided with a second sliding rod which is hinged with the top of the scissor-type lifting frame 3 The bottom of the lifting plate 7 is relatively smooth with the top of the scissor lift 3, and the bottom of the lifting plate 7 is relatively smooth with the top of the scissor lift 3. After the maintenance is completed, the hydraulic rod 6 is reset, and the scissor lift 3, the lifting plate 7 and the buffer 8 are stored and reset in the bottom groove 2 to avoid occupying the use space above the ground, so as to achieve the sinking storage purpose of the whole device.

[0025] In an embodiment of the utility model, the buffer member 8 includes a flip rod 81 rotatably installed in the slot 12, a roller 82 is rotatably installed between the top ends of two adjacent flip rods 81, a connecting spring 83 is connected to the bottom end of the flip rod 81, and a connecting pin 84 connected to the bottom end of the connecting spring 83 is fixed to the bottom of the support plate 11. The flip rod 81 can flip and stretch the connecting spring 83 after the roller 82 collides with the side of the automobile chassis, thereby buffering the initial extrusion force on the automobile chassis during the lifting operation to avoid hard extrusion damage to the chassis.

[0026] The working principle of a car chassis maintenance lift provided by the utility model is as follows: the first slider 5 can be driven by the hydraulic rod 6 to slide along the guide groove 4, and the lifting plate 7 and the buffer 8 at the top can be driven to move upward in cooperation with the scissor-type lifting frame 3, wherein the bottom of the lifting plate 7 forms a relative slide with the top of the scissor-type lifting frame 3 through the sliding guide assembly 10, so as to achieve the lifting purpose of the car chassis, and the flip rod 81 can flip and stretch the connecting spring 83 after the roller 82 contacts the side of the car chassis, so as to buffer the initial squeezing force on the car chassis during the lifting work, and avoid hard squeezing damage to the chassis, and after the maintenance is completed, the hydraulic rod 6 is reset, and the scissor-type lifting frame 3, the lifting plate 7 and the buffer 8 are stored and reset in the bottom groove 2, so as to avoid occupying the usable space above the ground, and achieve the sinking storage purpose of the entire device.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A car chassis maintenance lift, comprising a concrete foundation (1), a bottom groove (2) being formed on the concrete foundation (1), two parallel guide grooves (4) being formed on one side of the bottom of the bottom groove (2), characterized in that: Two scissor-type lifting frames (3) are rotatably installed on one side of the bottom groove (2) away from the guide groove (4); one side of the bottom end of the scissor-type lifting frames (3) is rotatably connected to a first slider (5) that slides with the guide groove (4); a hydraulic rod (6) is fixed between one side of the first slider (5) and the side wall of the guide groove (4); one side of the top of the two scissor-type lifting frames (3) is hinged with a lifting plate (7); a sliding guide assembly (10) is fixed between the other side of the top of the scissor-type lifting frames (3) and the lifting plate (7); two symmetrical connecting plates (9) are fixed between the two lifting plates (7); a symmetrical support plate (11) is fixed at the bottom of the connecting plate (9); two groups of notches (12) corresponding to the support plate (11) are opened on the connecting plate (9); a buffer (8) is installed between the notch (12) and the support plate (11).

2. The automobile chassis maintenance lifting machine according to claim 1, characterized in that: The buffer member (8) comprises a flip rod (81) rotatably mounted in the slot (12), a roller (82) rotatably mounted between the top ends of two adjacent flip rods (81), a connecting spring (83) connected to the bottom end of the flip rod (81), and a connecting pin (84) connected to the bottom end of the connecting spring (83) fixed to the bottom of the support plate (11).

3. The automobile chassis maintenance lifting machine according to claim 1, characterized in that: The sliding guide assembly (10) comprises a sliding rod fixed to the bottom of the lifting plate (7), and a second sliding block is slidingly sleeved on the sliding rod and hinged to the top end of the scissor lift (3).

4. The automobile chassis maintenance lifting machine according to claim 3, characterized in that: One end of the slide rod is sleeved with a tightening spring which abuts against the side wall of the second sliding block.

5. The automobile chassis maintenance lifting machine according to claim 1, characterized in that: A limiting sliding groove is provided on one side of the guide groove (4), and a protrusion that slidably cooperates with the limiting sliding groove is fixed on the outer side of the first sliding block (5).

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