CN113683006A - Lifting machine for vehicle chassis maintenance - Google Patents
Lifting machine for vehicle chassis maintenance Download PDFInfo
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- CN113683006A CN113683006A CN202110991062.3A CN202110991062A CN113683006A CN 113683006 A CN113683006 A CN 113683006A CN 202110991062 A CN202110991062 A CN 202110991062A CN 113683006 A CN113683006 A CN 113683006A
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- lifting
- limiting
- rod
- driving
- fixedly arranged
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- 238000012423 maintenance Methods 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 46
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/025—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars screw operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/12—Lifting platforms for vehicles or motorcycles or similar lifting apparatus
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention relates to a lifting machine for vehicle chassis maintenance, which relates to the technical field of lifting machines.A support is fixedly arranged on a base, a lifting screw is screwed on the support through a bearing, a lifting seat is screwed on the lifting screw in a sleeved mode through threads, a driving assembly is fixedly arranged at the lower end of the support, and a fixing assembly is fixedly arranged on the lifting seat; the multi-mode driving device is provided with a linkage driving structure, the driving input device is of a detachable structure, so that the multi-mode driving device is convenient for linkage assembly of multiple groups of devices and synchronous driving, and the clamping device is of a multi-mode variable structure, so that different working modes can be selected conveniently according to different use conditions to adapt to different vehicle models.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to an elevator for vehicle chassis maintenance.
Background
The lifting machine that the auto repair factory used is the lead screw formula structure mostly, it is rotatory through the motor drive lead screw, and then it reciprocates to drive the lift seat, when using, it supports the four corners on vehicle chassis to set up multiunit lifting machine often, promote, and then realize having set up convenient maintenance with the vehicle, but when using a plurality of lifting machines to promote the during operation simultaneously, be autonomous working because of every lifting machine, and then lead to the unable synchronous motion of each lifting point easily, lead to the vehicle to promote the in-process unbalance to cause the incident easily, cause loss of property, to above-mentioned problem, need improve current lifting machine, make the linkage synchronous motion that can carry out multiunit lifting machine.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides a lifting machine for vehicle chassis maintenance, which is provided with a linkage driving structure, a driving input device is of a detachable structure, so that multiple groups of devices can be conveniently assembled in a linkage manner and can be driven synchronously, a clamping device is of a multi-mode variable structure, and different working modes can be conveniently selected according to different use conditions so as to adapt to different vehicle models.
In order to achieve the purpose, the invention adopts the following technical scheme:
the lifting screw rod is sleeved on the lifting screw rod and is screwed with the lifting seat in a threaded manner, the support is fixedly provided with a lifting guide rod, and the lifting seat is movably sleeved on the lifting guide rod; the lifting device also comprises a driving component and a fixing component, wherein the driving component is fixedly arranged at the lower end of the bracket and is in transmission arrangement with the lower end of the lifting screw rod, and the fixing component is fixedly arranged on the lifting seat;
the driving assembly comprises a fixed seat, a driving motor, a transmission rod, a chain wheel and a lifting platform, wherein a mounting seat is fixedly arranged on the bracket, a guide groove is fixedly arranged on the mounting seat, an opening of the guide groove is formed, the fixed seat is movably arranged in the guide groove, the driving motor is fixedly arranged on the fixed seat, and a driving bevel gear is fixedly arranged on an output shaft of the driving motor; a transmission rod is fixedly arranged at the lower end of the lifting screw rod, a driven bevel gear is fixedly arranged on the transmission rod, the driving bevel gear is meshed with the driven bevel gear, a limiting threaded sleeve is fixedly arranged on the mounting seat, a limiting screw rod is screwed in the limiting threaded sleeve in a penetrating manner, and the limiting screw rod is movably abutted on the upper surface of the fixed seat; a chain wheel is fixedly arranged on the transmission rod and is arranged above the driven bevel gear, the chain wheels on the left side and the right side are arranged through chain transmission, a lifting platform is arranged between the brackets on the left side and the right side, the left end and the right end of the lifting platform are respectively fixedly arranged on the lifting seats on the left side and the right side, and the transmission chain of the chain wheel is arranged below the lifting platform;
fixed subassembly contain the supporting seat, the draw-in groove, wherein the left and right ends symmetry of elevating platform is equipped with adjusting screw through the bearing soon, adjusting screw goes up the cover and establishes the screw thread and has connect the supporting seat soon, and the lower lateral wall activity of supporting seat supports and establishes on the upper surface of elevating platform, the fixed stop collar that is provided with on the supporting seat, the gag lever post is worn to be equipped with by the activity in the gag lever post, the lateral wall upper end of gag lever post is equipped with the draw-in groove soon through the pivot, the fixed stopper that is provided with on the lateral wall of draw-in groove, the spacing groove has been seted up on the lateral wall of supporting seat, and the upper end opening setting of spacing groove, the stopper slides and sets up at the spacing inslot, the lower pot head that lies in the gag lever post is equipped with spacing spring, spacing spring's upper end is fixed to be set up on the gag lever post, spacing spring's lower extreme is fixed to be set up on the gag lever post.
Preferably, the front side and the rear side of the lifting platform are symmetrically provided with slope plates through hinge joints, the lower side edge of each slope plate is fixedly provided with a convex block, the lower surface of the lifting platform is fixedly provided with a supporting block, the lower ends of the supporting blocks are arranged under the hinge joint of the slope plates and descend to a low point on the lifting platform, and when the vehicle crosses over the lifting platform and is erected below the lifting platform, the slope plate inclined frame is on the ground, and then the vehicle crosses over the lifting platform through the slope plates when advancing.
Preferably, a worm wheel is fixedly sleeved on the transmission rod, the worm wheel is arranged above the chain wheel, a worm is screwed on the bracket through a bearing, the worm and the worm wheel are meshed, driving hexagonal rods are fixedly arranged at the front end and the rear end of the worm, inner hexagonal sleeves are movably sleeved on the driving hexagonal rods, driven hexagonal rods are movably inserted in the inner hexagonal sleeves, a transmission spring is sleeved on the driving hexagonal rod, one end of the transmission spring is fixedly arranged at one end, far away from the driven hexagonal rods, of the inner hexagonal sleeves, the other end of the transmission spring is fixedly arranged on the driving hexagonal rods, when multiple groups of equipment are arranged in the front and the rear direction, the adjacent inner hexagonal sleeves on the front bracket and the rear bracket are connected through the driven hexagonal rods, at the moment, the driven hexagonal rods are inserted into the inner hexagonal sleeves on one side, the inner hexagonal sleeves on the other side are pushed until the driven hexagonal rods are inserted, then the inner hexagonal sleeves are loosened, the transmission spring pushes the inner hexagonal sleeves to the driven hexagonal rods, at the moment, the transmission rod on one bracket rotates actively, and the transmission rods on the other bracket are driven to rotate through the meshed worm wheel and worm and the driving hexagonal rod, the inner hexagonal sleeve and the driven hexagonal rod which are connected and arranged, so that all the lifting screw rods are driven to rotate synchronously.
Preferably, the lower surface of the lifting platform is provided with a supporting wheel in a rotating mode through a bearing, when the moving device is integrated, the lifting platform is moved downwards until the supporting wheel abuts against the ground, the support and the base are lifted up, and then the pushing device is integrated and moves on the ground through the supporting wheel.
Preferably, the lower lateral wall of draw-in groove on the fixed panel that is provided with, when not using the draw-in groove, the rebound draw-in groove is taken the stopper out from the spacing inslot, upset draw-in groove removes to the top to the panel after that, loosens the draw-in groove after that, spacing spring stimulates the gag lever post downwards, the stopper removes and gets into the spacing groove, the upper surface of panel and supporting seat flushes.
Preferably, the supporting seat is provided with a cushion block, the cushion block is movably abutted to the panel, and the cushion block is abutted to the lower part of the clamping groove to support the clamping groove in a bearing manner.
The working principle of the invention is as follows: when the automobile is jacked, the automobile is transferred to the position above the lifting table, the lifting table is arranged below the automobile chassis at the moment, the adjusting screw is rotated to drive the supporting seat to move, the supporting seat drives the clamping groove to move, the clamping groove is further moved to the position below the automobile frame, and when the lifting table is jacked, the clamping groove is clamped on the automobile frame to limit and fix the automobile frame; the lifting screw is rotated to drive the lifting seat to rise, and then the lifting seat lifts the lifting platform; and after the fixed seat is installed, the limit screw is screwed into the limit thread sleeve, and the fixed seat is tightly pressed against the mounting seat downwards by the limit screw.
Compared with the prior art, the invention has the beneficial effects that:
1. the lower end of the lifting screw is provided with a transmission rod and is connected with a motor through a driven bevel gear and a driving bevel gear which are meshed with each other, the motor is installed on a fixed seat, the fixed seat is arranged on an installation seat through a guide groove, the lifting screw can be driven to rotate through installing and fixing the motor, the transmission rods which are symmetrical left and right are transmitted through chains, synchronous lifting of the lifting seats on the left and right sides is realized, and the stable lifting of the lifting platform is further kept;
2. the supporting seat is arranged on the lifting platform, the supporting seat is adjusted through the supporting screw rod to be located at the left and right positions, the clamping groove is formed in the supporting seat and is arranged on the limiting rod in a rotating mode, the clamping groove is arranged in a limiting groove formed in the supporting seat through the limiting block in a clamping mode, rotation folding and unfolding of the clamping groove are achieved, the frame is located and clamped through the clamping groove, and the frame is suitable for frames of different sizes.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a sectional view a-a in fig. 1.
Fig. 3 is an enlarged view of a portion B in fig. 1.
Fig. 4 is a schematic view of a connection structure of the mounting seat and the fixing seat of the present invention.
Fig. 5 is a schematic view of a connecting structure of the clamping groove and the limiting block.
Description of reference numerals:
the device comprises a base 1, a support 2, a lifting screw 3, a lifting seat 4, a lifting guide rod 5, a driving assembly 6, a mounting seat 6-1, a guide groove 6-2, a fixing seat 6-3, a limiting thread sleeve 6-4, a limiting screw 6-5, a driving motor 6-6, a driving bevel gear 6-7, a transmission rod 6-8, a driven bevel gear 6-9, a chain wheel 6-10, a lifting table 6-11, a fixing assembly 7, an adjusting screw 7-1, a supporting seat 7-2, a limiting sleeve 7-3, a limiting rod 7-4, a clamping groove 7-5, a limiting groove 7-6, a limiting block 7-7, a limiting spring 7-8, a slope plate 8, a bump 9, a supporting block 10, a worm wheel 11, a worm 12, a driving hexagonal rod 13, an inner hexagonal sleeve 14, a driven hexagonal rod 15, a driving screw rod 6-1, a limiting screw 6-11, a lifting platform 6-11, a fixing assembly 7-8, a fixing assembly 7-1, a supporting block 9, a supporting block, a worm 11, a worm 12, a driving hexagonal rod, a driving hexagonal sleeve, a driving hexagonal rod, a driving mechanism, a, Transmission spring 16, supporting wheel 17, panel 18, cushion 19.
The specific implementation mode is as follows:
the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, and the preferred embodiments in the description are only examples, and all other embodiments obtained by those skilled in the art without any inventive work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment:
the lifting device comprises bases 1, supports 2, lifting screws 3 and lifting seats 4, wherein the two bases 1 are arranged in bilateral symmetry, the supports 2 are riveted on the bases 1, the left and right supports 2 are symmetrically arranged, the lifting screws 3 are screwed on the supports 2 through bearings, the lifting seats 4 are screwed on the lifting screws 3 in a sleeved mode through threads, lifting guide rods 5 are riveted on the supports 2, and the lifting seats 4 are movably sleeved on the lifting guide rods 5; the lifting device also comprises a driving component 6 and a fixing component 7, wherein the driving component 6 is fixedly arranged at the lower end of the bracket 2, the driving component 6 is arranged in a transmission way with the lower end of the lifting screw rod 3, and the fixing component 7 is fixedly arranged on the lifting seat 4;
the driving assembly 6 comprises a fixed seat 6-3, a driving motor 6-6, a transmission rod 6-8, a chain wheel 6-10 and a lifting table 6-11, wherein a mounting seat 6-1 is riveted on the bracket 2, a guide groove 6-2 is riveted on the mounting seat 6-1, an opening of the guide groove 6-2 is arranged, the fixed seat 6-3 is movably arranged in the guide groove 6-2, the driving motor 6-6 is riveted on the fixed seat 6-3, and a driving bevel gear 6-7 is riveted on an output shaft of the driving motor 6-6; a driving rod 6-8 is riveted at the lower end of the lifting screw rod 3, a driven bevel gear 6-9 is riveted on the driving rod 6-8, a driving bevel gear 6-7 is meshed with the driven bevel gear 6-9, a limiting thread sleeve 6-4 is riveted on the mounting seat 6-1, a limiting screw rod 6-5 is screwed in the limiting thread sleeve 6-4 in a penetrating and threaded manner, and the limiting screw rod 6-5 is movably abutted against the upper surface of the fixed seat 6-3; the transmission rod 6-8 is riveted with chain wheels 6-10, the chain wheels 6-10 are arranged above the driven bevel gears 6-9, the chain wheels 6-10 on the left side and the right side are arranged through chain transmission, a lifting platform 6-11 is arranged between the brackets 2 on the left side and the right side, the left end and the right end of the lifting platform 6-11 are respectively riveted on the lifting seats 4 on the left side and the right side, and the transmission chains of the chain wheels 6-10 are arranged below the lifting platform 6-11;
the lower surface of the lifting platform 6-11 is provided with a supporting wheel 17 in a rotating mode through a bearing, when the moving device is integrated, the lifting platform 6-11 is moved downwards until the supporting wheel 17 abuts against the ground, the support 2 and the base 1 are lifted, then the device is integrally pushed and moves on the ground through the supporting wheel 17, the device is convenient to transport without being disassembled, and after the lifting platform 6-11 is lifted, the supporting wheel 17 is separated from the ground;
the fixing component 7 comprises a supporting seat 7-2 and a clamping groove 7-5, wherein the left end and the right end of the lifting platform 6-11 are symmetrically provided with an adjusting screw 7-1 through a bearing in a rotating manner, the adjusting screw 7-1 is sleeved with a screw thread and is connected with the supporting seat 7-2 in a rotating manner, the lower side wall of the supporting seat 7-2 is movably abutted to the upper surface of the lifting platform 6-11, the supporting seat 7-2 is riveted with a limiting sleeve 7-3, a limiting rod 7-4 is movably penetrated in the limiting sleeve 7-3, the upper end of the side wall of the limiting rod 7-4 is rotatably provided with the clamping groove 7-5 through a rotating shaft, the side wall of the clamping groove 7-5 is riveted with a limiting block 7-7, the side wall of the supporting seat 7-2 is provided with a limiting groove 7-6, the upper end opening of the limiting groove 7-6 is arranged, the limiting block 7-7 is arranged in the limiting groove 7-6 in a sliding manner, a limiting spring 7-8 is sleeved at the lower end of the limiting sleeve 7-3 on the limiting rod 7-4, the upper end of the limiting spring 7-8 is riveted on the limiting sleeve 7-3, and the lower end of the limiting spring 7-8 is riveted on the limiting rod 7-4;
a panel 18 is riveted on the lower side wall of the clamping groove 7-5, when the clamping groove 7-5 is not used, the clamping groove 7-5 is moved upwards, the limiting block 7-7 is pulled out from the limiting groove 7-6, then the clamping groove 7-5 is turned over until the panel 18 moves upwards, then the clamping groove 7-5 is loosened, the limiting spring 7-8 pulls the limiting rod 7-4 downwards, the limiting block 7-7 moves into the limiting groove 7-6, the panel 18 is flush with the upper surface of the supporting seat 7-2, a plane is conveniently formed on the upper surface of the supporting seat 7-2 at the moment, the vehicle frame is conveniently cushioned for supporting, a cushion block 19 is arranged on the supporting seat 7-2, the cushion block 19 is movably abutted against the panel 18, and the cushion block 19 is abutted against the lower part of the clamping groove 7-5 for bearing and supporting the clamping groove 7-5;
the front side and the rear side of the lifting platform 6-11 are symmetrically hinged with slope plates 8 through hinges, the lower side edge of each slope plate 8 is riveted with a convex block 9, the lower surface of each lifting platform 6-11 is riveted with a supporting block 10, the lower end of each supporting block 10 is arranged right below a hinge point of each slope plate 8, the lifting platforms 6-11 are lowered to a low point, a vehicle passes through the lifting platforms 6-11 and is erected below the lifting platforms 6-11, the slope plates 8 are obliquely erected on the ground, the vehicle passes through the lifting platforms 6-11 through the slope plates 8 when moving, wheels are prevented from rolling the lifting platforms 6-11 when the vehicle moves, and the vehicle can stably pass through the lifting platforms 6-11 with higher height;
a worm wheel 11 is fixedly sleeved on the transmission rod 6-8, the worm wheel 11 is arranged above the chain wheel 6-10, a worm 12 is screwed on the bracket 2 through a bearing, the worm 12 is meshed with the worm wheel 11, driving hexagonal rods 13 are riveted at the front end and the rear end of the worm 12, an inner hexagonal sleeve 14 is movably sleeved on the driving hexagonal rod 13, a driven hexagonal rod 15 is movably inserted in the inner hexagonal sleeve 14, a transmission spring 16 is sleeved on the driving hexagonal rod 13, one end of the transmission spring 16 is riveted at one end, far away from the driven hexagonal rod 15, of the inner hexagonal sleeve 14, the other end of the transmission spring 16 is riveted on the driving hexagonal rod 13, when a plurality of groups of devices are arranged in the front and the rear directions, the adjacent inner hexagonal sleeves 14 on the front and the rear brackets 2 are connected through the driven hexagonal rod 15, at the moment, the driven hexagonal rod 15 is inserted into the inner hexagonal sleeve 14 on one side, the inner hexagonal sleeve 14 on the other side is pushed until the driven hexagonal rod 15 is inserted, then, the inner hexagonal sleeve 14 is pushed to the driven hexagonal rod 15 by the transmission spring 16, at the moment, the transmission rod 6-8 on one support 2 rotates actively, all the lifting screw rods 3 are driven to rotate synchronously by the transmission rod 6-8 on the other support 2 which is driven to rotate through the meshed worm wheel 11 and worm 12 and the driving hexagonal rod 13, the inner hexagonal sleeve 14 and the driven hexagonal rod 15 which are connected and arranged, and the lifting platforms 6-11 can be arranged in a front-back equidistant mode in the design, the device can be fixed, and the linked installation of the front-side device and the rear-side device can be carried out in the process of lifting the vehicle, so that the vehicle with a longer chassis can be lifted conveniently.
The working principle of the specific embodiment is as follows: when the automobile is jacked, the automobile is transferred to the position above the lifting table 6-11, the lifting table 6-11 is arranged below a chassis of the automobile, the adjusting screw 7-1 is rotated to drive the supporting seat 7-2 to move, the supporting seat 7-2 drives the clamping groove 7-5 to move, the clamping groove 7-5 is moved to the position below the automobile frame, and when the lifting table 6-11 is lifted, the clamping groove 7-5 is clamped on the automobile frame to limit and fix the automobile frame; the lifting screw 3 is rotated to drive the lifting seat 4 to ascend, and then the lifting seat 4 lifts the lifting table 6-11; a fixed seat 6-3 is arranged on a mounting seat 6-1 on any one support 2, the fixed seat 6-3 is arranged in a guide groove 6-2 in a sliding mode, a driving bevel gear 6-7 is meshed with a driven bevel gear 6-9, a driving motor 6-6 is started, a driving rod 6-8 is driven to rotate through the meshed driving bevel gear 6-7 and the driven bevel gear 6-9, a lifting screw 3 rotates, after the fixed seat 6-3 is mounted, a limiting screw 6-5 is screwed into a limiting thread sleeve 6-4, and the fixed seat 6-3 is tightly pressed on the mounting seat 6-1 downwards through the limiting screw 6-5.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the lower end of the lifting screw rod 3 is provided with a transmission rod 6-8 which is connected with a motor through a driven bevel gear 6-9 and a driving bevel gear which are meshed with each other, the motor is arranged on a fixed seat 6-3, the fixed seat 6-3 is arranged on an installation seat 6-1 through a guide groove 6-2, the lifting screw rod 3 can be driven to rotate through the installation of the fixed motor, the transmission rods 6-8 which are symmetrical left and right are transmitted through chains, the synchronous lifting of the lifting seats 4 on the left side and the right side is further realized, and the stable lifting of the lifting platform 6-11 is further kept;
2. the lifting platform 6-11 is provided with a supporting seat 7-2, the supporting seat 7-2 is adjusted in left and right positions through a supporting screw, a clamping groove 7-5 is formed in the supporting seat 7-2, the clamping groove 7-5 is rotatably arranged on a limiting rod 7-4, and the clamping groove 7-5 is clamped in a limiting groove 7-6 fixed on the supporting seat 7-2 through the limiting block 7-7, so that the clamping groove 7-5 is rotatably folded and unfolded, the vehicle frame is positioned and clamped through the clamping groove 7-5, and the vehicle frame is suitable for vehicle frames of different sizes.
It will be appreciated by those skilled in the art that modifications and equivalents may be made to the embodiments described above, and that various modifications, equivalents, improvements and the like may be made without departing from the spirit and scope of the invention.
Claims (7)
1. A lifting machine for vehicle chassis maintenance comprises bases (1), supports (2), lifting screws (3) and lifting seats (4), wherein the two bases (1) are arranged in bilateral symmetry, the supports (2) are fixedly arranged on the bases (1), the left and right supports (2) are symmetrically arranged, the lifting screws (3) are screwed on the supports (2) through bearings, the lifting seats (4) are screwed on the lifting screws (3) in a sleeved mode through threads, lifting guide rods (5) are fixedly arranged on the supports (2), and the lifting seats (4) are movably sleeved on the lifting guide rods (5); the method is characterized in that: the lifting device also comprises a driving component (6) and a fixing component (7), wherein the driving component (6) is fixedly arranged at the lower end of the bracket (2), the driving component (6) and the lower end of the lifting screw rod (3) are arranged in a transmission way, and the fixing component (7) is fixedly arranged on the lifting seat (4);
the driving assembly (6) comprises a fixed seat (6-3), a driving motor (6-6), a transmission rod (6-8), a chain wheel (6-10) and a lifting platform (6-11), wherein a mounting seat (6-1) is fixedly arranged on the bracket (2), a guide groove (6-2) is fixedly arranged on the mounting seat (6-1), an opening of the guide groove (6-2) is arranged, the fixed seat (6-3) is movably arranged in the guide groove (6-2), the driving motor (6-6) is fixedly arranged on the fixed seat (6-3), and a driving bevel gear (6-7) is fixedly arranged on an output shaft of the driving motor (6-6); a transmission rod (6-8) is fixedly arranged at the lower end of the lifting screw rod (3), a driven bevel gear (6-9) is fixedly arranged on the transmission rod (6-8), a driving bevel gear (6-7) is meshed with the driven bevel gear (6-9), a limiting threaded sleeve (6-4) is fixedly arranged on the mounting seat (6-1), a limiting screw rod (6-5) is screwed in the limiting threaded sleeve (6-4) in a penetrating manner, and the limiting screw rod (6-5) movably abuts against the upper surface of the fixing seat (6-3); the transmission rod (6-8) is fixedly provided with chain wheels (6-10), the chain wheels (6-10) are arranged above the driven bevel gears (6-9), the chain wheels (6-10) on the left side and the right side are arranged through chain transmission, a lifting platform (6-11) is arranged between the brackets (2) on the left side and the right side, the left end and the right end of the lifting platform (6-11) are respectively fixedly arranged on the lifting seats (4) on the left side and the right side, and the transmission chains of the chain wheels (6-10) are arranged below the lifting platform (6-11);
the fixed component (7) comprises a supporting seat (7-2) and a clamping groove (7-5), wherein the left end and the right end of the lifting platform (6-11) are symmetrically provided with an adjusting screw (7-1) in a rotating mode through a bearing, the adjusting screw (7-1) is sleeved with the supporting seat (7-2) in a threaded mode, the lower side wall of the supporting seat (7-2) movably abuts against the upper surface of the lifting platform (6-11), the supporting seat (7-2) is fixedly provided with a limiting sleeve (7-3), a limiting rod (7-4) is movably arranged in the limiting sleeve (7-3) in a penetrating mode, the upper end of the side wall of the limiting rod (7-4) is provided with the clamping groove (7-5) in a rotating mode through a rotating shaft, the limiting block (7-7) is fixedly arranged on the side wall of the clamping groove (7-5), the side wall of the supporting seat (7-2) is provided with a limiting groove (7-6), the upper end of the limiting groove (7-6) is provided with an opening, the limiting block (7-7) is arranged in the limiting groove (7-6) in a sliding mode, the lower end, located on the limiting sleeve (7-3), of the limiting rod (7-4) is sleeved with a limiting spring (7-8), the upper end of the limiting spring (7-8) is fixedly arranged on the limiting sleeve (7-3), and the lower end of the limiting spring (7-8) is fixedly arranged on the limiting rod (7-4).
2. The vehicle chassis maintenance elevator as set forth in claim 1, wherein: the front side and the rear side of the lifting platform (6-11) are symmetrically hinged with slope plates (8) through hinges, a convex block (9) is fixedly arranged on the lower side edge of the slope plate (8), a supporting block (10) is fixedly arranged on the lower surface of the lifting platform (6-11), the lower ends of the supporting blocks (10) are arranged right below a hinge point of the slope plate (8), the lifting platform (6-11) descends to a low point, and when a vehicle crosses the lifting platform (6-11) to be erected below the lifting platform (6-11), the slope frame of the slope plate (8) is on the ground, and then the vehicle crosses the lifting platform (6-11) through the slope plate (8) when moving.
3. The vehicle chassis maintenance elevator as set forth in claim 1, wherein: the transmission rod (6-8) is fixedly sleeved with a worm wheel (11), the worm wheel (11) is arranged above the chain wheel (6-10), the bracket (2) is provided with a worm (12) in a rotating mode through a bearing, the worm (12) is meshed with the worm wheel (11), the front end and the rear end of the worm (12) are respectively and fixedly provided with a driving hexagonal rod (13), the driving hexagonal rod (13) is movably sleeved with an inner hexagonal sleeve (14), a driven hexagonal rod (15) is movably inserted in the inner hexagonal sleeve (14), the driving hexagonal rod (13) is sleeved with a transmission spring (16), one end of the transmission spring (16) is fixedly arranged at one end, far away from the driven hexagonal rod (15), of the inner hexagonal sleeve (14), the other end of the transmission spring (16) is fixedly arranged on the driving hexagonal rod (13), and when a plurality of groups of devices are arranged in the front and the rear directions, the adjacent inner hexagonal sleeves (14) on the front and rear brackets (2) are connected through the driven hexagonal rod (15), at the moment, the driven hexagonal rod (15) is inserted into the inner hexagonal sleeve (14) on one side, the inner hexagonal sleeve (14) on the other side is pushed until the driven hexagonal rod (15) is inserted, then the driven hexagonal rod is loosened, the transmission spring (16) pushes the inner hexagonal sleeve (14) to the driven hexagonal rod (15), the transmission rod (6-8) on one support (2) is in active rotation at the moment, and the transmission rod (6-8) on the other support (2) is driven to rotate through the meshed worm wheel (11) and worm (12) and the driving hexagonal rod (13), the inner hexagonal sleeve (14) and the driven hexagonal rod (15) which are connected and arranged, namely all the lifting screw rods (3) are driven to synchronously rotate.
4. The vehicle chassis maintenance elevator as set forth in claim 1, wherein: the lower surface of the lifting platform (6-11) is provided with a supporting wheel (17) in a rotating mode through a bearing, when the moving device is integrated, the lifting platform (6-11) is moved downwards until the supporting wheel (17) abuts against the ground, the support (2) and the base (1) are lifted up, and then the pushing device is integrated and moves on the ground through the supporting wheel (17).
5. The vehicle chassis maintenance elevator as set forth in claim 1, wherein: the lower side wall of the clamping groove (7-5) is fixedly provided with a panel (18), when the clamping groove (7-5) is not used, the clamping groove (7-5) is moved upwards, the limiting block (7-7) is drawn out from the limiting groove (7-6), then the clamping groove (7-5) is turned over to the panel (18) to move upwards, then the clamping groove (7-5) is loosened, the limiting spring (7-8) pulls the limiting rod (7-4) downwards, the limiting block (7-7) moves into the limiting groove (7-6), and the panel (18) is flush with the upper surface of the supporting seat (7-2).
6. The vehicle chassis maintenance elevator as set forth in claim 5, wherein: the supporting seat (7-2) is provided with a cushion block (19), the cushion block (19) is movably abutted against the panel (18), and the cushion block (19) is abutted against the lower part of the clamping groove (7-5) to support the clamping groove (7-5) in a bearing manner.
7. The operating principle of the elevator for repairing the chassis of the vehicle as claimed in claim 1, wherein: when the automobile is jacked, the automobile is transferred to the position above the lifting table (6-11), the lifting table (6-11) is arranged below an automobile chassis, the adjusting screw (7-1) is rotated to drive the supporting seat (7-2) to move, the supporting seat (7-2) drives the clamping groove (7-5) to move, the clamping groove (7-5) is further moved to the position below the automobile frame, and when the lifting table (6-11) rises, the clamping groove (7-5) is clamped on the automobile frame to limit and fix the automobile frame; the lifting screw (3) is rotated to drive the lifting seat (4) to rise, and then the lifting seat (4) lifts the lifting table (6-11); a fixed seat (6-3) is arranged on a mounting seat (6-1) on any one support (2), at the moment, the fixed seat (6-3) is arranged in a guide groove (6-2) in a sliding mode, a driving bevel gear (6-7) is meshed with a driven bevel gear (6-9), a driving motor (6-6) is started, a driving rod (6-8) is driven to rotate through the meshed driving bevel gear (6-7) and the driven bevel gear (6-9), then a lifting screw rod (3) rotates, after the fixed seat (6-3) is mounted, a limiting screw rod (6-5) is screwed into a limiting threaded sleeve (6-4), and then the fixed seat (6-3) is tightly pressed against the mounting seat (6-1) downwards through the limiting screw rod (6-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991062.3A CN113683006A (en) | 2021-08-26 | 2021-08-26 | Lifting machine for vehicle chassis maintenance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991062.3A CN113683006A (en) | 2021-08-26 | 2021-08-26 | Lifting machine for vehicle chassis maintenance |
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| Publication Number | Publication Date |
|---|---|
| CN113683006A true CN113683006A (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110991062.3A Pending CN113683006A (en) | 2021-08-26 | 2021-08-26 | Lifting machine for vehicle chassis maintenance |
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| Country | Link |
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| CN (1) | CN113683006A (en) |
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Application publication date: 20211123 |