CN113247817B

CN113247817B - Lifting device for vehicle chassis detection

Info

Publication number: CN113247817B
Application number: CN202110537378.5A
Authority: CN
Inventors: 王莉; 刘士涛; 张学院; 丁维铭; 王川; 魏浩然; 赵兵; 张宏云; 任昭兴; 祝玉华
Original assignee: Shandong Xinli Industrial And Mining Safety Testing Co ltd
Current assignee: Shandong Xinli Industrial And Mining Safety Testing Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2022-09-13
Anticipated expiration: 2041-05-18
Also published as: CN113247817A

Abstract

The invention discloses a lifting device for detecting a vehicle chassis, which relates to the field of automobile detection and comprises a base and a lifting platform, wherein the lifting platform is positioned on the base and is driven by a lifting mechanism to move in the vertical direction; the fixing mechanism comprises a mounting frame, a telescopic device and a fixing piece; the fixing piece comprises a fixing piece main body and a plurality of pressing blocks uniformly distributed on the lower surface of the fixing piece main body, sliding grooves which are in one-to-one correspondence with the pressing blocks are formed in the fixing piece main body, and the pressing blocks are slidably inserted in the sliding grooves and connected with the sliding grooves through springs; according to the invention, the fixing piece is formed by the fixing piece main body and the pressing blocks uniformly distributed on the lower surface of the fixing piece main body, the pressing blocks can stretch and retract adaptively according to the outer surface of the automobile chassis, so that the fixing firmness is ensured, the fixing piece can adapt to the irregular outer surface of the automobile chassis due to the arrangement of the pressing blocks, and the convenience of fixing operation is improved.

Description

Lifting device for vehicle chassis detection

Technical Field

The invention relates to the field of automobile detection, in particular to a lifting device for detecting a vehicle chassis.

Background

Chassis is one of the important component part of car, in the in-process that detects it, often need use the lifting device to promote it, so that the measurement personnel observe the detection, for guaranteeing the security, the lifting device generally all can be provided with fixed establishment, the fixed establishment of current lifting device mostly can only be fixed smooth surface, and because chassis's edge often has irregular surface, this fixed operation that just leads to chassis is comparatively loaded down with trivial details, often need to move the chassis many times and just can reach best fixed effect.

Disclosure of Invention

The invention aims to provide a lifting device for detecting a vehicle chassis, which solves the problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a lifting device for detecting a vehicle chassis comprises a base and a lifting platform, wherein the lifting platform is positioned on the base and is driven by a lifting mechanism to move in the vertical direction, and a plurality of fixing mechanisms are arranged on the lifting platform; the fixing mechanism comprises an installation frame, a telescopic device and a fixing piece, wherein the installation frame is fixedly installed on the lifting platform, the telescopic device is installed on the installation frame, and the movable end of the telescopic device is downwards arranged and connected with the fixing piece.

In a further aspect: the fixing piece comprises a fixing piece main body and a plurality of pressing blocks uniformly distributed on the lower surface of the fixing piece main body, sliding grooves which are in one-to-one correspondence with the pressing blocks are formed in the fixing piece main body, and the pressing blocks are inserted in the sliding grooves in a sliding mode and are connected with the sliding grooves through springs.

In a further aspect: the mounting includes mounting main part and a plurality of briquetting of equipartition in mounting main part lower surface, set up in the mounting main part hydraulic pressure main channel and with the oil pocket that the briquetting one-to-one set up, hydraulic pressure main channel and outside hydraulic pressure pipeline intercommunication, hydraulic pressure main channel pass through intercommunication mouth and oil pocket intercommunication, the briquetting slides and inserts and establish in the oil pocket, and the oil pocket inner seal laminating is provided with the shrouding, and the one end and the briquetting of shrouding are connected, and the other end passes through telescopic connection spare and is connected with the oil pocket.

In a further aspect: the telescopic connecting piece comprises a connecting rod and a guide sleeve, wherein the connecting rod is fixed on the sealing plate, the guide sleeve is fixed on the inner wall of the oil cavity, the sealing plate extends into the guide sleeve and is connected with a limiting plate, and the limiting plate is attached to the inner wall of the guide sleeve in a sliding mode.

In a further aspect: elevating system includes grudging post, elevator motor and lift lead screw, wherein the grudging post is provided with two and the symmetry is fixed in the top of base, and elevator motor installs on the grudging post, and elevator motor's output is connected with the lift lead screw, and the lift lead screw rotates to be connected between base and grudging post, the elevating platform passes through screw-thread fit and connects the lift lead screw.

In a further aspect: one side of the vertical frame close to the lifting platform is further uniformly provided with guide wheels, the guide wheels are installed on the vertical frame through guide wheel supports, and the outer wheel surfaces of the guide wheels are abutted to the lifting platform.

In a further aspect: the lifting platform comprises a supporting platform plate and supporting rings which are arranged at intervals, wherein the supporting platform plate is positioned above the supporting rings, the supporting rings are connected with guide wheel supports through thread fit, moving blocks are integrally formed on the positions, corresponding to the supporting platform plate, of the two sides of the supporting rings, the moving blocks are connected with the guide wheel supports through thread fit, semicircular grooves are formed in the opposite surfaces of the moving blocks and the supporting platform plate, and balls are movably embedded in the semicircular grooves.

In a further aspect: the bottom of the support platen is also fixed with a plurality of landing legs, the top of the support ring is provided with an annular groove matched with the landing legs, and the lower ends of the landing legs are connected in the annular groove in a sliding manner.

In a further aspect: still seted up a plurality of chambeies of accomodating on the support ring, accomodate the intracavity and be provided with the pivot that has the clockwork spring, the peripheral winding of pivot has the water conservancy diversion cloth, and the free end of water conservancy diversion cloth stretches out and accomodates the chamber and towards the ring core of support ring, the free end of water conservancy diversion cloth is fixed with the pull ring.

In a further aspect: an oil unloading port is further formed in the flow guide cloth, an L-shaped support is fixed to the bottom of the support ring, an oil storage barrel is fixed to the L-shaped support, and an oil receiving hopper is connected to the inlet of the oil storage barrel.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the fixing piece is formed by the fixing piece main body and the pressing blocks uniformly distributed on the lower surface of the fixing piece main body, the pressing blocks can be adaptively stretched according to the outer surface of the automobile chassis, so that the fixing firmness is ensured, the fixing piece can adapt to the irregular outer surface of the automobile chassis due to the arrangement of the pressing blocks, and the convenience of fixing operation is improved; the lifting platform consisting of the supporting platform plate and the supporting ring is arranged, and the supporting platform plate can rotate relative to the supporting ring, so that the automobile chassis can rotate according to actual detection requirements, and the use flexibility of the whole device is improved; through the water conservancy diversion cloth that sets up the pull formula, can utilize the water conservancy diversion cloth to accept the oil of emitting when needs carry out the oil drain operation, avoid the greasy dirt to flow to staff on one's body, provide certain facility for the staff.

Drawings

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

Fig. 2 is a schematic structural view of a first embodiment of the fixing member of the present invention.

Fig. 3 is a schematic structural view of a second embodiment of the fixing member of the present invention.

Fig. 4 is a schematic structural diagram of a in fig. 1.

Fig. 5 is a schematic structural diagram of B in fig. 1.

Fig. 6 is a schematic structural view of the flow guide cloth of the present invention.

Notations for reference numerals: 1-base, 2-supporting bedplate, 3-supporting ring, 4-vertical frame, 5-guide wheel, 6-guide wheel bracket, 7-lifting motor, 8-lifting screw rod, 9-mounting frame, 10-telescopic device, 11-fixing piece, 12-fixing piece main body, 13-sliding groove, 14-pressing block, 15-spring, 16-hydraulic main channel, 17-communicating port, 18-oil chamber, 19-sealing plate, 20-connecting rod, 21-guiding sleeve, 22-limiting plate, 23-rolling ball, 24-semicircular groove, 25-supporting leg, 26-annular groove, 27-containing cavity, 28-flow guide cloth, 29-pull ring, 30-oil discharging port, 31-L bracket, 32-oil receiving bucket, 33-oil storage bucket, 34-moving block.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Referring to fig. 1, a lifting device for detecting a vehicle chassis comprises a base 1 and a lifting platform, wherein the lifting platform is located on the base 1 and is driven by a lifting mechanism to move in a vertical direction, a plurality of fixing mechanisms are arranged on the lifting platform, and when the lifting device is used, the vehicle chassis is located on the lifting platform, and the lifting mechanism drives the lifting platform to move, so that the lifting action of the lifting platform is completed.

Fixing mechanism includes mounting bracket 9, telescoping device 10 and mounting 11, and wherein mounting bracket 9 fixed mounting is on the elevating platform, installs telescoping device 10 on the mounting bracket 9, and the expansion end of telescoping device 10 sets up down and is connected with mounting 11, during the use, by the downward removal of telescoping device 10 drive mounting 11 to the completion is to vehicle chassis's fixing.

Referring to fig. 2, in an embodiment, the fixing member 11 includes a fixing member main body 12 and a plurality of pressing blocks 14 uniformly distributed on a lower surface of the fixing member main body 12, the fixing member main body 12 is provided with sliding grooves 13 corresponding to the pressing blocks 14 one to one, the pressing blocks 14 are slidably inserted in the sliding grooves 13 and connected with the sliding grooves 13 through springs 15, when the pressing blocks 14 contact with an outer surface of the automobile chassis, the pressing blocks 14 can stretch and contract adaptively to be attached to the outer surface of the automobile chassis, the plurality of pressing blocks 14 enable the fixing member 11 to adapt to an irregular outer surface, the position of the automobile chassis does not need to be adjusted many times, and convenience in fixing operation is improved.

Referring to fig. 3, in another embodiment, the fixing member 11 includes a fixing member main body 12 and a plurality of press blocks 14 uniformly distributed on a lower surface of the fixing member main body 12, the fixing member main body 12 is provided with a hydraulic main channel 16 and oil cavities 18 corresponding to the press blocks 14 one by one, the hydraulic main channel 16 is communicated with an external hydraulic pipeline, the hydraulic main channel 16 is communicated with the oil cavities 18 through a communication port 17, the press blocks 14 are slidably inserted into the oil cavities 18, a seal plate 19 is sealingly attached inside the oil cavities 18, one end of the seal plate 19 is connected with the press blocks 14, the other end is connected with the oil cavities 18 through a telescopic connection member, when in use, the fixing member main body 12 is driven to move down to make the press blocks 14 contact with an outer surface of the automobile chassis, then hydraulic oil is introduced into the hydraulic main channel 16 from the external hydraulic pipeline, the seal plate 19 drives the press blocks 14 to move towards a direction close to the outer surface of the automobile chassis and make the press blocks 14 closely attached to the outer surface of the automobile chassis, the fixing is done while the arrangement of the plurality of pressing pieces 14 enables the fixing member 11 to adapt to an irregular outer surface.

The specific structure of the elastic connecting piece is not limited, and in the above embodiment, the telescopic connecting piece includes a connecting rod 20 and a guide sleeve 21, wherein the connecting rod 20 is fixed on a sealing plate 19, the guide sleeve 21 is fixed on the inner wall of the oil chamber 18, the sealing plate 19 extends into the guide sleeve 21 and is connected with a limiting plate 22, and the limiting plate 22 is slidably attached to the inner wall of the guide sleeve 21.

In summary, according to the invention, the fixing piece 11 is formed by the fixing piece main body 12 and the pressing blocks 14 uniformly distributed on the lower surface of the fixing piece main body 12, the pressing blocks 14 can stretch and retract adaptively according to the outer surface of the automobile chassis, so that the fixing firmness is ensured, the fixing piece 11 can adapt to the irregular outer surface of the automobile chassis due to the arrangement of the pressing blocks 14, and the convenience of fixing operation is improved.

The concrete structure of elevating system does not add the injecion equally, in a preferred embodiment, elevating system includes grudging post 4, elevator motor 7 and lift lead screw 8, wherein grudging post 4 is provided with two and the symmetry is fixed in the top of base 1, and elevator motor 7 installs on grudging post 4, and elevator motor 7's output is connected with lift lead screw 8, and lift lead screw 8 rotates to be connected between base 1 and grudging post 4, the elevating platform passes through screw-thread fit and connects lift lead screw 8, during the use, drives lift lead screw 8 by elevator motor 7 and rotates to the drive elevating platform is reciprocating.

Further, one side of grudging post 4 that is close to the elevating platform still the equipartition has leading wheel 5, and leading wheel 5 passes through leading wheel support 6 to be installed on grudging post 4, and the outer round of face and the elevating platform of leading wheel 5 are contradicted to can improve the removal stationarity of elevating platform.

Referring to fig. 1 and 4, in order to further improve the flexibility of the whole device, in an embodiment, the lifting platform includes a support platen 2 and a support ring 3, which are arranged at an interval, wherein the support platen 2 is located above the support ring 3, the support ring 3 is connected to a guide wheel bracket 6 through a screw fit, moving blocks 34 are integrally formed on two sides of the support platen 3 corresponding to the support platen 2, the moving blocks 34 are connected to the guide wheel bracket 6 through a screw fit, semi-circular grooves 24 are respectively formed on opposite surfaces of the moving blocks 34 and the support platen 2, balls 23 are movably embedded in the semi-circular grooves 24, so that the support platen 2 can rotate relative to the support ring 3, when in use, the automobile chassis can be rotated according to requirements, the operation is more flexible, in an actual implementation process, the rotation operation of the support platen 2 can be manually completed, a rotation driving mechanism can be additionally arranged between the supporting bedplate 2 and the supporting ring 3, the rotation driving mechanism is utilized to carry out the rotation operation of the supporting bedplate 2,

furthermore, a plurality of supporting legs 25 are further fixed at the bottom of the supporting bedplate 2, an annular groove 26 matched with the supporting legs 25 is formed in the top of the supporting ring 3, and the lower ends of the supporting legs 25 are slidably connected in the annular groove 26, so that the firmness of connection between the supporting bedplate 2 and the supporting ring 3 can be provided, and the supporting bedplate 2 can rotate more stably.

In summary, the lifting platform consisting of the support platen 2 and the support ring 3 is arranged, and the support platen 2 can rotate relative to the support ring 3, so that the automobile chassis can rotate according to actual detection requirements, and the use flexibility of the whole device is improved.

Referring to fig. 1 and 5-6, in an embodiment, a plurality of receiving cavities 27 are further formed in the support ring 3, a rotating shaft with a spiral spring is disposed in the receiving cavities 27, a guide cloth 28 is wound around the periphery of the rotating shaft, a free end of the guide cloth 28 extends out of the receiving cavities 27 and faces a ring center of the support ring 3, a pull ring 29 is fixed to the free end of the guide cloth 28 for pulling and pulling the guide cloth 28, oil drainage is often required during detection of the automobile chassis, and when oil drainage is required, the annular groove 26 can be pulled and pulled to reach above an oil drainage point, so that the guide cloth 28 is used for receiving the drained oil, and the oil is prevented from flowing onto a body of a worker.

Further, an oil discharge port 30 has been further opened on the flow guide cloth 28, the bottom of the support ring 3 is fixed with an L-shaped support 31, an oil storage bucket 33 is fixed on the L-shaped support 31, an inlet of the oil storage bucket 33 is connected with an oil receiving bucket 32, after the flow guide cloth 28 is taken out, the oil discharge port 30 on the flow guide cloth 28 is directly connected with the oil receiving bucket 32, so that discharged oil can be received in the oil receiving bucket 32 through the oil discharge port 30, and then enters the oil storage bucket 33 to complete storage, and the use is more convenient.

In summary, the drawing-type flow guide cloth 28 is arranged, so that discharged oil can be received by the flow guide cloth 28 when oil discharge operation is needed, oil stains are prevented from flowing onto workers, and certain convenience is provided for the workers.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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. Any reference sign in a claim should not 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 device for detecting a vehicle chassis comprises a base (1) and a lifting platform, wherein the lifting platform is positioned on the base (1) and driven by a lifting mechanism to move in the vertical direction, and a plurality of fixing mechanisms are arranged on the lifting platform; the device is characterized in that the fixing mechanism comprises a mounting rack (9), a telescopic device (10) and a fixing piece (11), wherein the mounting rack (9) is fixedly arranged on the lifting platform, the telescopic device (10) is arranged on the mounting rack (9), and the movable end of the telescopic device (10) is arranged downwards and is connected with the fixing piece (11);

the fixing piece (11) comprises a fixing piece main body (12) and a plurality of pressing blocks (14) uniformly distributed on the lower surface of the fixing piece main body (12), sliding grooves (13) which correspond to the pressing blocks (14) one by one are formed in the fixing piece main body (12), and the pressing blocks (14) are inserted into the sliding grooves (13) in a sliding mode and are connected with the sliding grooves (13) through springs (15);

the fixing piece (11) comprises a fixing piece main body (12) and a plurality of pressing blocks (14) uniformly distributed on the lower surface of the fixing piece main body (12), a hydraulic main channel (16) and oil cavities (18) which correspond to the pressing blocks (14) one to one are formed in the fixing piece main body (12), the hydraulic main channel (16) is communicated with an external hydraulic pipeline, the hydraulic main channel (16) is communicated with the oil cavities (18) through a communication port (17), the pressing blocks (14) are slidably inserted into the oil cavities (18), a sealing plate (19) is arranged in the oil cavities (18) in a sealing and attaching mode, one end of the sealing plate (19) is connected with the pressing block (14), and the other end of the sealing plate is connected with the oil cavities (18) through a telescopic connecting piece;

the telescopic connecting piece comprises a connecting rod (20) and a guide sleeve (21), wherein the connecting rod (20) is fixed on a sealing plate (19), the guide sleeve (21) is fixed on the inner wall of the oil cavity (18), the sealing plate (19) extends into the guide sleeve (21) and is connected with a limiting plate (22), and the limiting plate (22) is in sliding fit with the inner wall of the guide sleeve (21);

the lifting mechanism comprises a vertical frame (4), two lifting motors (7) and a lifting screw rod (8), wherein the vertical frame (4) is provided with two lifting screws which are symmetrically fixed on the top of the base (1), the lifting motors (7) are installed on the vertical frame (4), the output ends of the lifting motors (7) are connected with the lifting screw rod (8), the lifting screw rod (8) is rotatably connected between the base (1) and the vertical frame (4), and the lifting table is connected with the lifting screw rod (8) through thread matching;

one side of the vertical frame (4) close to the lifting platform is uniformly provided with guide wheels (5), the guide wheels (5) are arranged on the vertical frame (4) through guide wheel brackets (6), and the outer wheel surface of each guide wheel (5) is abutted against the lifting platform;

the lifting platform comprises a supporting platform plate (2) and supporting rings (3) which are arranged at intervals, wherein the supporting platform plate (2) is positioned above the supporting rings (3), the supporting rings (3) are connected with guide wheel brackets (6) in a threaded fit mode, moving blocks (34) are integrally formed on the positions, corresponding to the two sides of the supporting platform plate (2), of the supporting rings (3), the guide wheel brackets (6) are connected with the moving blocks (34) in a threaded fit mode, semicircular grooves (24) are formed in the opposite surfaces of the moving blocks (34) and the supporting platform plate (2), and balls (23) are movably embedded in the semicircular grooves (24);

a plurality of supporting legs (25) are further fixed at the bottom of the supporting platen (2), annular grooves (26) matched with the supporting legs (25) are formed in the top of the supporting ring (3), and the lower ends of the supporting legs (25) are connected in the annular grooves (26) in a sliding mode;

still seted up a plurality of chambeies of accomodating (27) on support ring (3), accomodate and be provided with the pivot that has the clockwork spring in chamber (27), the peripheral winding of pivot has water conservancy diversion cloth (28), and the free end of water conservancy diversion cloth (28) stretches out the ring core of accomodating chamber (27) and towards support ring (3), the free end of water conservancy diversion cloth (28) is fixed with pull ring (29).

2. The lifting device for the vehicle chassis detection according to claim 1, wherein an oil discharge port (30) is further formed in the flow guide cloth (28), an L-shaped support (31) is fixed to the bottom of the support ring (3), an oil storage bucket (33) is fixed to the L-shaped support (31), and an oil receiving bucket (32) is connected to an inlet of the oil storage bucket (33).