CN110077329B - Vehicle-mounted automatic leveling device - Google Patents

Vehicle-mounted automatic leveling device Download PDF

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Publication number
CN110077329B
CN110077329B CN201910301166.XA CN201910301166A CN110077329B CN 110077329 B CN110077329 B CN 110077329B CN 201910301166 A CN201910301166 A CN 201910301166A CN 110077329 B CN110077329 B CN 110077329B
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China
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leveling
inner frame
frame
middle frame
seat
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CN110077329A (en
Inventor
李海峰
温传义
龙登坛
何云峰
张惠
李兰春
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Hubei Sanjiang Aerospace Wanfeng Technology Development Co Ltd
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Hubei Sanjiang Aerospace Wanfeng Technology Development Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
    • B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
    • B60R2011/008—Adjustable or movable supports
    • B60R2011/0092—Adjustable or movable supports with motorization

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

The invention discloses a vehicle-mounted automatic leveling device which comprises a base and a jacking mechanism arranged on the base, wherein the base is provided with a leveling mechanism through a damping mechanism, the leveling mechanism is positioned above the jacking mechanism, when a jacking disc of the jacking mechanism is at the lowest position, the jacking disc and the bottom surface of the leveling mechanism are arranged at intervals, and when the jacking disc of the jacking mechanism is at the highest position, the jacking disc is jacked on the bottom surface of the leveling mechanism. The leveling device is suitable for leveling of precision instruments.

Description

Vehicle-mounted automatic leveling device
Technical Field
The invention relates to the field of machinery, in particular to a vehicle-mounted automatic leveling device.
Background
At present, many precision instruments are required to be used on a leveled horizontal workbench, and the horizontal workbench is divided into a manual leveling mode and an automatic leveling mode, wherein the automatic leveling mode generally adopts the mode that the precision instruments are fixed on an automatic leveling mechanism, automatic leveling control is carried out through the leveling mechanism, and the automatic leveling mechanism comprises a fixed mode, a movable mode and a vehicle-mounted mode.
The existing large-scale vehicle-mounted automatic leveling mechanism, such as a vehicle-mounted platform, an engineering truck, a communication truck and the like, mostly adopts a multi-point support principle, realizes the automatic leveling of the platform or the vehicle by adjusting each hydraulic support leg, has low leveling precision and long leveling time, needs to solve the problems of synchronization and balance in multi-point support, and has a complex control mode.
The main technical requirements of small and medium-sized precision instruments which are installed in a vehicle and need to be used in a leveling state are as follows: the vehicle-mounted rigid leveling device is required to be reliably fixed in a vehicle, is in a damping transportation state during vehicle-mounted transportation, and is in a rigid leveling state during work. According to the working requirement, the structural form of a large-scale vehicle-mounted automatic leveling mechanism cannot be adopted for installation and fixation, and the existing common structure is a split type structure, namely, an instrument is firstly placed on a packing box or fixed on a shock absorber and then placed on a manual or automatic leveling mechanism for use, so that the operation and the use are very inconvenient and low in efficiency.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a vehicle-mounted automatic leveling device.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a vehicle-mounted automatic leveling device, includes the base and installs climbing mechanism on the base, install leveling mechanism through damper on the base, leveling mechanism is located the climbing mechanism top, when climbing mechanism's climbing dish is in the extreme lower position, the climbing dish with leveling mechanism's bottom surface interval arrangement, climbing mechanism's climbing dish is when the extreme lower position, the jacking dish top is in on leveling mechanism's the bottom surface.
When the leveling device is in a shock absorption state, the jacking disc of the jacking mechanism and the bottom surface of the leveling mechanism are arranged at intervals, and at the moment, the shock absorption mechanism bears the gravity of the leveling mechanism and the precision instrument and enables the leveling mechanism and the precision instrument to be in a floating state, so that the aim of absorbing shock for the precision instrument is fulfilled; when the leveling device is in a leveling state, the jacking disc of the jacking mechanism firstly jacks the bottom surface of the leveling mechanism to enable the precision instrument to be in a fixed state, and then the precision instrument is leveled through the leveling mechanism according to actual working conditions. The whole process is simple and convenient to operate, and the leveling device is of an integral structure, so that the operation efficiency is high, and the carrying and the management are convenient.
In the above scheme, damper is including installing fixed cover on the base, fixed cover is lower extreme opening and takes turn-ups tubular structure, be equipped with the interlude hole on the top surface of fixed cover, the downthehole lower shock attenuation cover of installing the longitudinal section for T type structure of interlude, the guide bar that can reciprocate is interlude in the shock attenuation cover down, the longitudinal section of guide bar also is T type structure, the lower extreme of guide bar is equipped with the guide ring, the slidable is installed from top to bottom in the fixed cover on the guide ring, correspond on the guide bar the guide ring with position cover between the fixed cover top is equipped with shock attenuation reset spring, the upper end of guide bar is in through unsteady cover pressure equipment on the bottom surface of leveling mechanism, unsteady cover with be equipped with the shock attenuation cover between the upper end of guide bar, down the shock attenuation cover pressure equipment be in unsteady cover with between the fixed cover.
The lower damping sleeve is pressed between the floating sleeve and the fixed sleeve, so that the leveling mechanism can be effectively damped; meanwhile, the leveling mechanism can be further damped by matching with a damping return spring; moreover, the damping return spring can also play a role in returning; finally, the additionally arranged upper damping sleeve can further play a damping role in the leveling mechanism, and can ensure that the guide rod and the bottom surface of the leveling mechanism and the guide rod and the floating sleeve are installed without gaps, so that the guide rod can be prevented from moving relative to the bottom surface of the leveling mechanism and the floating sleeve in the damping process, and the stability and the reliability of the damping mechanism are further ensured.
In the above scheme, a washer is arranged between the top of the fixing sleeve and the upper end of the damping return spring. The added washer can effectively prevent the damping reset spring from damaging the fixed sleeve, thereby prolonging the service life.
In the above scheme, the height of the part of the lower damping sleeve inserted into the insertion hole on the fixing sleeve is greater than the depth of the insertion hole on the fixing sleeve. Through the highly design into the degree of depth that is greater than the interlude hole on the fixed cover of inserting of shock attenuation cover down, like this, add the packing ring of establishing can not with fixed cover direct contact to further prevented that shock attenuation reset spring from producing the damage to fixed cover, moreover, the shock attenuation cover can also play the cushioning effect to the packing ring down, thereby also indirectly improved this damper's shock attenuation effect.
In the above scheme, the inner diameter of the washer is matched with the outer diameter of the lower end of the guide rod, and the outer diameter of the washer is smaller than the inner diameter of the fixing sleeve.
In the above scheme, the inner diameter of the guide ring is matched with the outer diameter of the lower end of the guide rod, and the outer diameter of the guide ring is matched with the inner diameter of the fixed sleeve.
In the above scheme, the floating sleeve is a cylindrical structure with an opening at the upper end and a flanging, and the lower end of the floating sleeve is provided with a through hole for the guide rod to pass through.
In the above scheme, the longitudinal section of the upper damping sleeve is of a T-shaped structure, the lower end of the upper damping sleeve is inserted into the insertion hole of the floating sleeve and sleeved on the guide rod, and the top surface of the upper end of the upper damping sleeve is provided with a groove matched with the disc at the top of the guide rod.
In the above scheme, the depth of the groove on the top surface of the upper end of the upper damping sleeve is smaller than the thickness of the disc on the top of the guide rod. The depth of the groove on the top surface of the upper end of the upper damping sleeve is designed to be smaller than the thickness of the disc at the top of the guide rod, so that the guide rod and the bottom surface of the leveling mechanism and the floating sleeve can be mounted without a gap, the guide rod can be prevented from moving relative to the bottom surface of the leveling mechanism and the floating sleeve in the damping process, and the stability and the reliability of the damping mechanism are further guaranteed.
In the scheme, the lower end of the guide rod is provided with the locking nut corresponding to the position below the guide ring in a threaded mode, and the locking washer is arranged between the locking nut and the guide ring. Through designing into the guide ring to be fixed by the lock nut installation, the maintenance in later stage has been made things convenient for like this, simultaneously, adds the lock washer who establishes and can prevent effectively that lock nut from taking place the pine and taking off in the use.
In the above scheme, the outer diameter of the upper end of the fixed sleeve, the outer diameter of the upper end of the lower damping sleeve and the outer diameter of the lower end of the floating sleeve are all consistent. Through designing the external diameter of fixed cover upper end, the external diameter of lower damping sleeve upper end and the external diameter of the cover lower extreme that floats into uniform, can guarantee like this that the atress is balanced between each spare part to improve the shock attenuation effect on the one hand, on the other hand has improved life.
In the above scheme, the axes of the fixed sleeve, the lower damping sleeve, the guide rod and the floating sleeve are all on the same straight line.
In the above scheme, levelling mechanism includes frame, center and inside casing, the instrument installation face of the top surface of inside casing for being used for installing precision instruments, rotationally install through an inside casing pivot respectively in the center, rotationally install through a center pivot respectively in the both sides of center in the frame, the frame is installed damper is last just the frame is located the climbing mechanism top, the direction of rotation of inside casing with the direction of rotation of center is arranged perpendicularly, the frame with be equipped with between the center and be used for the adjustment the center levelling subassembly of center levelness, the center with be equipped with between the inside casing and be used for the adjustment the inside casing levelling subassembly of inside casing levelness.
The inner frame and the middle frame are designed into rotatable structures, the rotating direction of the inner frame is designed to be perpendicular to the rotating direction of the middle frame, the middle frame leveling component is additionally arranged between the outer frame and the middle frame, and the inner frame leveling component is additionally arranged between the middle frame and the inner frame, so that the leveling of the inner frame can be realized by matching and adjusting the middle frame leveling component and the inner frame leveling component, and the purpose of leveling a precision instrument is further achieved.
In the above scheme, center leveling subassembly is including round pin seat, center leveling seat, center worm axle, center leveling motor and center leveling gear, the cross section of round pin seat is U type structure, the round pin seat is installed correspond on the frame the position of center just the opening orientation of the U type structure of round pin seat the center, center leveling seat is the tubular structure, rotatable the installing of center leveling seat lower extreme corresponds the position in the round pin seat, the direction of rotation orientation of center leveling seat the opening of the U type structure of round pin seat just the direction of rotation of center leveling seat with the direction of rotation of center is unanimous, center worm axle along but install with the axis rotation of center leveling seat in the center leveling seat, center leveling seat orientation be equipped with on the lateral wall of center can let the exposed opening at center of center tooth axle middle part, the center worm axle falls the motor the dress just on the bottom surface of center leveling seat the center leveling seat with the center of center is in the center leveling seat with the center of center leveling seat with the center is equipped with the center of center leveling gear output is pressed down the center and is pressed the gear frame and is pressed to the center gear output the center of center leveling seat the center is pressed to the gear frame.
The middle frame leveling gear is driven to rotate by the autorotation of the middle frame worm shaft, so that the middle frame is driven to rotate, and the levelness of the middle frame can be adjusted; meanwhile, the lower end of the middle frame leveling seat is designed into a rotatable movable structure, and the upper end of the middle frame leveling seat is elastically pressed to the middle frame leveling gear by the middle frame elastic pressing piece, so that a gapless meshing state can be kept between the middle teeth of the middle frame worm shaft and the middle frame leveling gear all the time, the middle frame worm shaft and the middle frame leveling gear can be effectively prevented from being clamped, the smooth transition and the stability of the rotation of the middle frame leveling gear are improved, and the smooth transition and the stability of the levelness adjustment of the middle frame are further improved.
In the scheme, two sides of the lower end of the middle frame leveling seat are rotatably arranged at corresponding positions on the inner wall of the rotating pin seat through a middle frame rotating pin respectively. The middle frame leveling seat is installed through the middle frame rotating pin, so that later maintenance is facilitated.
In the above scheme, the center frame worm shaft and the center frame leveling motor are coaxially arranged. The middle frame worm shaft and the middle frame leveling motor are coaxially arranged, so that the leveling stability of the leveling assembly is further improved.
In the above scheme, the middle frame elastic pressing piece is a middle frame spring pin, the middle frame spring pin comprises a middle frame shell which is transversely and fixedly installed on the side wall of the upper end of the rotating pin seat, a middle frame pressing pin of a T-shaped structure is installed in the middle frame shell in a sliding mode, one end of the middle frame pressing pin is pressed on the outer wall of the middle frame leveling seat, a middle frame pressing spring is sleeved at the other end of the middle frame pressing pin, one end of the middle frame pressing spring abuts against a T-shaped step of the middle frame pressing pin of the T-shaped structure, and the other end of the middle frame pressing spring abuts against the inner wall of the middle frame shell. The middle frame elastic pressing piece is a finished piece of the spring pin, so that the manufacturing cost is reduced.
In the above scheme, the middle frame pressing pin sleeve is provided with one end of the middle frame pressing spring which penetrates through the middle frame shell and extends outwards to form a middle frame pull ring. The added middle frame pull ring facilitates later maintenance.
In the above scheme, two ends of the middle frame worm shaft are respectively mounted in the middle frame leveling seat in a rotatable manner through a middle frame deep groove ball bearing. The additional middle frame deep groove ball bearing can play a role in radially limiting the middle frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved.
In the scheme, a middle frame end face bearing is further arranged between the lower end of the middle frame worm shaft and the middle frame leveling seat, and the middle frame end face bearing is isolated from a middle frame deep groove ball bearing at the lower end of the middle frame worm shaft through a middle frame spacer bush. The additional middle frame end face bearing can play an axial limiting role in the middle frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved.
In the above scheme, the top surface of the middle frame leveling seat is provided with a middle frame bearing upper end cover. The upper end cover of the middle frame bearing additionally arranged can fix the bearing on one hand and also can play a role in dust prevention on the other hand.
In the scheme, the bottom surface of the middle frame leveling seat is provided with a middle frame bearing lower end cover with an inward sinking structure. The lower end cover of the middle frame bearing additionally arranged can fix the bearing on one hand and can also play a role in dust prevention on the other hand.
In the above scheme, the width D of the middle frame leveling seat along the direction perpendicular to the rotation direction is matched with the distance between the two corresponding inner walls of the rotating pin seat. The width D of the middle frame leveling seat in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the rotating pin seat, so that the middle frame leveling seat can be prevented from moving in the leveling process to influence the leveling, and the stability and the reliability of the leveling are ensured.
In the above scheme, a avoiding hole is arranged on the outer frame corresponding to the position of the middle frame leveling motor.
In the above scheme, inside casing leveling subassembly includes inside casing leveling seat, inside casing worm axle, inside casing leveling motor and inside casing leveling gear, be equipped with on the inside casing internal surface and be used for the installation the U type groove of inside casing leveling seat, the opening orientation in U type groove the inside casing, inside casing leveling seat is the tubular structure, the rotatable installation of inside casing leveling seat lower extreme the position that U type inslot corresponds, the direction of rotation orientation of inside casing leveling seat the opening in U type groove just the direction of rotation of inside casing leveling seat with the direction of rotation of inside casing is unanimous, the inside casing axle along but the axis of inside casing leveling seat is installed with the rotation in the inside casing leveling seat, inside casing leveling seat orientation be equipped with on the lateral wall of inside casing and let the exerted opening of the tooth at inside casing worm axle middle part, the inside casing motor is installed upside down on the bottom surface of inside casing leveling seat just the output of inside casing motor with the inside casing axle links to each other, the inside casing leveling gear is installed correspond on the inside casing leveling the position of inside casing and the leveling axle just the inside casing leveling gear the tooth meshing with the inside casing leveling gear wheel, correspond on the inside casing leveling seat press to the inner casing leveling gear position to the gear upper end the inner casing.
The inner frame leveling gear is driven to rotate by the autorotation of the inner frame worm shaft, so that the inner frame is driven to rotate, and the levelness of the inner frame can be adjusted; meanwhile, the lower end of the inner frame leveling seat is designed into a rotatable movable structure, and the upper end of the inner frame leveling seat is elastically pressed to the inner frame leveling gear by the inner frame elastic pressing piece, so that the teeth in the middle of the inner frame worm shaft and the inner frame leveling gear can be always kept in a gapless meshing state, the inner frame worm shaft and the inner frame leveling gear can be effectively prevented from being clamped, the rotating smooth transition and the rotating stability of the inner frame leveling gear are improved, and the smooth transition and the rotating stability of the inner frame leveling gear are further improved.
In the scheme, two sides of the lower end of the inner frame leveling seat are rotatably arranged at corresponding positions in the U-shaped groove through an inner frame rotating pin respectively. The inner frame leveling seat is installed through the inner frame rotating pin, so that later maintenance is facilitated.
In the above scheme, the inner frame worm shaft and the inner frame leveling motor are coaxially arranged. The inner frame worm shaft and the inner frame leveling motor are coaxially arranged, so that the leveling stability of the leveling assembly is further improved.
In the above scheme, the inner frame elastic pressing piece is an inner frame spring pin, the inner frame spring pin comprises an inner frame shell which is transversely and fixedly installed on the side wall of the upper end of the inner frame, an inner frame pressing pin of a T-shaped structure is installed in the inner frame shell in a sliding mode, one end of the inner frame pressing pin is pressed on the outer wall of the inner frame leveling seat, an inner frame pressing spring is sleeved at the other end of the inner frame pressing pin, one end of the inner frame pressing spring abuts against a T-shaped step of the inner frame pressing pin of the T-shaped structure, and the other end of the inner frame pressing spring abuts against the inner wall of the inner frame shell. The inner frame elastic pressing piece is a finished piece of the spring pin, so that the manufacturing cost is reduced.
In the above scheme, one end of the inner frame pressing pin sleeved with the inner frame pressing spring penetrates through the inner frame outer shell and extends outwards to form an inner frame pull ring. The inner frame pull ring is added, so that later maintenance is facilitated.
In the scheme, two ends of the inner frame worm shaft are respectively arranged in the inner frame leveling seat in a self-rotating manner through an inner frame deep groove ball bearing. The added inner frame deep groove ball bearing can play a role in radially limiting the inner frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved.
In the scheme, an inner frame end face bearing is further arranged between the lower end of the inner frame worm shaft and the inner frame leveling seat, and the inner frame end face bearing is separated from an inner frame deep groove ball bearing at the lower end of the inner frame worm shaft through an inner frame spacer. The additional inner frame end face bearing can play an axial limiting role in the inner frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved.
In the above scheme, an inner frame bearing upper end cover is installed on the top surface of the inner frame leveling seat. The inner frame bearing upper end cover who establishes adds can play the fixed action to the bearing on the one hand, and on the other hand can also play dustproof effect.
In the scheme, the bottom surface of the inner frame leveling seat is provided with an inner frame bearing lower end cover with an inner sinking structure. The lower end cover of the inner frame bearing additionally arranged can fix the bearing on one hand and also can play a dustproof role on the other hand.
In the above scheme, the width D1 of the inner frame leveling seat in the direction perpendicular to the rotation direction is matched with the distance between the two corresponding inner walls of the U-shaped groove. The width D1 of the inner frame leveling seat in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the U-shaped groove, so that the inner frame leveling seat can be prevented from moving in the leveling process to influence the leveling, and the stability and the reliability of the leveling are ensured.
In the above scheme, an avoidance hole is arranged on the outer frame corresponding to the inner frame leveling motor.
In the scheme, an inner frame rotating pin mounting groove is formed in the inner wall of the U-shaped groove and corresponds to the inner frame rotating pin, an inner frame rotating pin mounting seat is inversely arranged in the inner frame rotating pin mounting groove, one end of the inner frame rotating pin is mounted in the inner frame rotating pin mounting seat, and the other end of the inner frame rotating pin is mounted in the inner frame leveling seat. The inner frame rotating pin is designed to be installed in the inner frame leveling seat through the inner frame rotating pin installation seat, so that the installation and later maintenance are facilitated.
In the scheme, the bottom surface of the inner frame is provided with the gradienter, and the position of the outer frame, which corresponds to the gradienter, is provided with the avoiding hole. The level gauge is an electronic level gauge, the electronic level gauge is electrically connected with a controller, and the controller is respectively electrically connected with the middle frame leveling motor and the inner frame leveling motor. The additional level meter facilitates the leveling of the leveling mechanism.
In the above scheme, the middle frame and the inner frame are both of a square frame structure, the middle frame and the inner frame are coaxially arranged, the inner frame is arranged in the middle frame, the outer frame is of a flat plate structure with side plates on two sides of the top surface, the two side walls of the inner frame are respectively rotatably installed on the two corresponding inner walls of the middle frame through the inner frame rotating shaft, and the two side walls of the middle frame are respectively rotatably installed on the two side plates of the outer frame through the middle frame rotating shaft. The middle frame and the inner frame are both designed into a square frame structure, and the middle frame and the inner frame are coaxially arranged and the inner frame is arranged in the middle frame, so that the leveling mechanism is more compact in structure.
In the damping state of the technical scheme, the jacking disc of the jacking mechanism and the outer frame are arranged at intervals, and in the leveling state, the jacking disc of the jacking mechanism is jacked on the bottom surface of the outer frame.
In the above scheme, climbing mechanism's jacking dish with be equipped with the stroke control subassembly between the base, the stroke control subassembly includes a switch fixed bolster, an response piece and two travel switch, two travel switch is arranged along vertical interval on the upper end of switch fixed bolster, the lower extreme fixed mounting of switch fixed bolster is in the base, response piece one end fixed mounting be in on the jacking dish, the response piece other end is arranged two between the travel switch, work as response piece and top during the travel switch contact, climbing mechanism's jacking dish is in highest position, work as response piece and below during the travel switch contact, climbing mechanism's jacking dish is in the lowest position, two travel switch is connected with the controller electricity respectively, the controller again with climbing mechanism's driving motor electricity is connected.
But add the lift stroke of establishing stroke control assembly automatic control climbing mechanism to operation has further been simplified, efficiency has been improved.
The technical scheme provided by the invention has the following beneficial effects:
1. when the leveling device is in a damping state, the jacking disc of the jacking mechanism and the bottom surface of the leveling mechanism are arranged at intervals, and at the moment, the damping mechanism bears the gravity of the leveling mechanism and the precision instrument and enables the leveling mechanism and the precision instrument to be in a floating state, so that the aim of damping the precision instrument is fulfilled; when the leveling device is in a leveling state, the jacking disc of the jacking mechanism firstly jacks the bottom surface of the leveling mechanism to enable the precision instrument to be in a fixed state, and then the precision instrument is leveled through the leveling mechanism according to actual working conditions. The whole process is simple and convenient to operate, and the leveling device is of an integral structure, so that the operation efficiency is high, and the carrying and the management are convenient;
2. the lower damping sleeve is pressed between the floating sleeve and the fixed sleeve, so that the leveling mechanism can be effectively damped; meanwhile, the leveling mechanism can be further damped by matching with a damping return spring; moreover, the damping return spring can also play a role in returning; finally, the additionally arranged upper damping sleeve can further play a damping role on the leveling mechanism, and can ensure that the guide rod and the bottom surface of the leveling mechanism and the guide rod and the floating sleeve are installed without gaps, so that the guide rod can be prevented from moving relative to the bottom surface of the leveling mechanism and the floating sleeve in the damping process, and the stability and the reliability of the damping mechanism are further ensured;
3. the added washer can effectively prevent the damping return spring from damaging the fixed sleeve, thereby prolonging the service life;
4. the height of the part, inserted into the penetrating hole in the fixing sleeve, of the lower damping sleeve is designed to be larger than the depth of the penetrating hole in the fixing sleeve, so that the additionally arranged gasket cannot be in direct contact with the fixing sleeve, the fixing sleeve is further prevented from being damaged by the damping reset spring, and the lower damping sleeve can also play a damping role in the gasket, so that the damping effect of the damping mechanism is indirectly improved;
5. the depth of the groove on the top surface of the upper end of the upper damping sleeve is designed to be smaller than the thickness of the disc at the top of the guide rod, so that the guide rod and the bottom surface of the leveling mechanism and the floating sleeve can be mounted without a gap, and the guide rod can be prevented from moving relative to the bottom surface of the leveling mechanism and the floating sleeve in the damping process, and the stability and the reliability of the damping mechanism are further guaranteed;
6. the guide ring is designed to be installed and fixed by the locking nut, so that later maintenance is facilitated, and meanwhile, the additional anti-loosening washer can effectively prevent the locking nut from loosening in the use process;
7. the outer diameter of the upper end of the fixed sleeve, the outer diameter of the upper end of the lower damping sleeve and the outer diameter of the lower end of the floating sleeve are designed to be uniform, so that the stress balance among all parts can be ensured, the damping effect is improved on one hand, and the service life is prolonged on the other hand;
8. the inner frame and the middle frame are designed into rotatable structures, the rotating direction of the inner frame is designed to be perpendicular to the rotating direction of the middle frame, the middle frame leveling component is additionally arranged between the outer frame and the middle frame, and the inner frame leveling component is additionally arranged between the middle frame and the inner frame, so that the leveling of the inner frame can be realized by matching and adjusting the middle frame leveling component and the inner frame leveling component, and the purpose of leveling a precision instrument is further achieved;
9. the middle frame leveling gear is driven to rotate through the autorotation of the middle frame worm shaft, so that the middle frame is driven to rotate, and the levelness of the middle frame can be adjusted; meanwhile, the lower end of the middle frame leveling seat is designed into a rotatable movable structure, and the upper end of the middle frame leveling seat is elastically pressed to the middle frame leveling gear by the middle frame elastic pressing piece, so that a gapless meshing state can be always kept between the middle teeth of the middle frame worm shaft and the middle frame leveling gear, the middle frame worm shaft and the middle frame leveling gear can be effectively prevented from being clamped, the smooth transition and the stability of the rotation of the middle frame leveling gear are improved, and the smooth transition and the stability of the levelness adjustment of the middle frame are further improved;
10. the middle frame leveling seat is installed through the middle frame rotating pin, so that the later maintenance is facilitated;
11. the middle frame worm shaft and the middle frame leveling motor are coaxially arranged, so that the leveling stability of the leveling assembly during leveling is further improved;
12. the middle frame elastic pressing piece is a finished spring pin, so that the manufacturing cost is reduced;
13. the added middle frame pull ring facilitates later maintenance;
14. the additionally arranged middle frame deep groove ball bearing can play a role in radially limiting the middle frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved;
15. the additionally arranged end face bearing of the middle frame can play an axial limiting role on the worm shaft of the middle frame, so that the leveling stability of the leveling assembly during leveling is further improved;
16. the upper end cover of the middle frame bearing additionally arranged can fix the bearing on one hand and can also play a role in dust prevention on the other hand;
17. the additionally arranged lower end cover of the middle frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand;
18. the width D of the middle frame leveling seat in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the rotating pin seat, so that the middle frame leveling seat can be prevented from moving in the leveling process to influence the leveling, and the stability and the reliability of the leveling are ensured;
19. the inner frame leveling gear is driven to rotate by the autorotation of the inner frame worm shaft, so that the inner frame is driven to rotate, and the levelness of the inner frame can be adjusted; meanwhile, the lower end of the inner frame leveling seat is designed into a rotatable movable structure, and the upper end of the inner frame leveling seat is elastically pressed to the inner frame leveling gear by the inner frame elastic pressing piece, so that the teeth in the middle of the inner frame worm shaft and the inner frame leveling gear can be always kept in a gapless meshing state, the inner frame worm shaft and the inner frame leveling gear can be effectively prevented from being clamped, the smooth transition and the stability of the rotation of the inner frame leveling gear are improved, and the smooth transition and the stability of the levelness adjustment of the inner frame are further improved;
20. the inner frame leveling seat is installed through the inner frame rotating pin, so that the later maintenance is facilitated;
21. the inner frame worm shaft and the inner frame leveling motor are coaxially arranged, so that the leveling stability of the leveling assembly is further improved;
22. the spring pin is adopted as the finished product of the inner frame elastic pressing piece, so that the manufacturing cost is reduced;
23. the added inner frame pull ring facilitates later maintenance;
24. the additionally arranged inner frame deep groove ball bearing can play a role in radially limiting the inner frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved;
25. the additionally arranged inner frame end face bearing can play an axial limiting role in the inner frame worm shaft, so that the leveling stability of the leveling assembly during leveling is further improved;
26. the upper end cover of the added inner frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand;
27. the lower end cover of the added inner frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand;
28. the width D1 of the inner frame leveling seat in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the U-shaped groove, so that the inner frame leveling seat can be prevented from moving in the leveling process to influence the leveling, and the stability and the reliability of the leveling are ensured;
29. the inner frame rotating pin is designed to be installed in the inner frame leveling seat through the inner frame rotating pin installation seat, so that the installation and later maintenance are facilitated;
30. the level gauge is an electronic level gauge, the electronic level gauge is electrically connected with a controller, and the controller is respectively electrically connected with the middle frame leveling motor and the inner frame leveling motor. The added level meter facilitates the leveling of the leveling mechanism;
31. the middle frame and the inner frame are both designed into a square frame structure, and the middle frame and the inner frame are coaxially arranged and the inner frame is arranged in the middle frame, so that the leveling mechanism has a more compact structure;
32. but add the lift stroke of establishing stroke control assembly automatic control climbing mechanism to operation has further been simplified, efficiency has been improved.
Drawings
FIG. 1 is a schematic structural view of a leveling device;
FIG. 2 is a schematic cross-sectional view of the leveling device in a shock absorbing state;
FIG. 3 is a schematic sectional view of the leveling device in a leveling state;
FIG. 4 is a schematic structural view of a leveling mechanism;
FIG. 5 is a schematic view of the alternate view structure of FIG. 4;
FIG. 6 is an exploded view of the leveling mechanism;
FIG. 7 is a schematic view of the alternate view structure of FIG. 6;
FIG. 8 isbase:Sub>A schematic view of the cross-sectional structure A-A of FIG. 4;
FIG. 9 is a schematic view of the sectional B-B structure of FIG. 4;
FIG. 10 is a schematic view of the cross-sectional C-C structure of FIG. 4;
FIG. 11 is a schematic view of the cross-sectional view D-D of FIG. 4;
FIG. 12 is a structural schematic view of an inner frame and an inner frame leveling assembly in assembled relationship;
FIG. 13 is a schematic view of the alternate view structure of FIG. 12;
FIG. 14 is a structural schematic diagram of the assembly relationship of the middle frame and the middle frame leveling component;
FIG. 15 is a schematic view of the alternate view structure of FIG. 14;
FIG. 16 is a schematic structural view of an inner frame leveling assembly;
FIG. 17 is a schematic view of the structure of FIG. 16 from another perspective;
figure 18 is an exploded view of the inner frame leveling assembly;
FIG. 19 is a schematic structural view of a center frame leveling assembly;
FIG. 20 is a schematic view of the alternate view structure of FIG. 19;
FIG. 21 is an exploded view of the center frame leveling assembly;
FIG. 22 is a schematic view of the structure of the shock absorbing mechanism;
FIG. 23 is a schematic view of the alternate state structure of FIG. 22;
FIG. 24 is a schematic view of the structure of the outer frame;
fig. 25 is another view structure diagram of fig. 24.
In the figure, a base 1, a jacking mechanism 2, a jacking disc 2a, a stroke control assembly 2b, a switch fixing bracket 2b1, a sensing piece 2b2, a stroke switch 2b3, a damping mechanism 3, a fixing sleeve 3a, a lower damping sleeve 3b, a guide rod 3c, a guide ring 3d, a damping return spring 3e, a floating sleeve 3f, an upper damping sleeve 3g, a washer 3h, a locking nut 3i, a leveling mechanism 4, an outer frame 4a, a middle frame 4b, an inner frame 4c, an inner frame rotating shaft 4d, a middle frame rotating shaft 4e, a middle frame leveling assembly 4f, a rotating pin seat 4f1, a middle frame leveling seat 4f2, a middle frame worm shaft 4f3, a middle frame leveling motor 4f4, a middle frame leveling gear 4f5, a middle frame elastic pressing piece 4f6, a middle frame outer shell 4f6a, a middle frame pressing pin 4f6b, a middle frame pressing spring 4f6c, the device comprises a middle frame pull ring 4f6d, a middle frame rotating pin 4f7, a middle frame deep groove ball bearing 4f8, a middle frame end face bearing 4f9, a middle frame spacer 4f10, a middle frame bearing upper end cover 4f11, a middle frame bearing lower end cover 4f12, an inner frame leveling assembly 4g, an inner frame leveling seat 4g2, an inner frame worm shaft 4g3, an inner frame leveling motor 4g4, an inner frame leveling gear 4g5, an inner frame elastic pressing piece 4g6, an inner frame shell 4g6a, an inner frame pressing pin 4g6b, an inner frame pressing spring 4g6c, an inner frame pull ring 4g6d, an inner frame rotating pin 4g7, an inner frame deep groove ball bearing 4g8, an inner frame end face bearing 4g9, an inner frame spacer 4g10, an inner frame bearing upper end cover 4g11, an inner frame bearing lower end cover 4g12, an inner frame rotating pin mounting seat 4g13, a level gauge 4h and a precision instrument a.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment is as follows:
this embodiment provides an on-vehicle automatic leveling device, include base 1 and install climbing mechanism 2 on the base 1, install leveling mechanism 4 through damper 3 on the base 1, leveling mechanism 4 is located 2 tops of climbing mechanism, 2a of climbing mechanism are when being in the lowest position, 2a of climbing mechanism with the bottom surface interval arrangement of leveling mechanism 4, 2a of climbing mechanism is when being in the highest position, 2a tops of climbing mechanism are in on the bottom surface of leveling mechanism 4. When the leveling device is in a damping state, the jacking disc 2a of the jacking mechanism 2 and the bottom surface of the leveling mechanism 4 are arranged at intervals, and at the moment, the damping mechanism 3 bears the gravity of the leveling mechanism 4 and the precision instrument a and enables the leveling mechanism 4 and the precision instrument a to be in a floating state, so that the aim of damping the precision instrument a is fulfilled; when the leveling device is in a leveling state, the jacking disc 2a of the jacking mechanism 2 firstly jacks the bottom surface of the leveling mechanism 4, so that the precision instrument a is in a fixed state, and then the precision instrument a is leveled through the leveling mechanism 4 according to actual working conditions. The whole process is simple and convenient to operate, and the leveling device is of an integral structure, so that the operation efficiency is high, and the carrying and the management are convenient.
Above-mentioned damper 3 is including installing fixed cover 3a on base 1, fixed cover 3a is the lower extreme opening and takes turn-ups tubular structure, be equipped with the interlude hole on the top surface of fixed cover 3a, it is the lower damping sleeve 3b of T type structure to alternate downthehole the installing longitudinal section, it has the guide bar 3c that can reciprocate to alternate in the damping sleeve 3b down, the longitudinal section of guide bar 3c also is T type structure, the lower extreme of guide bar 3c is equipped with guide ring 3d, the slidable is installed from top to bottom in the guide ring 3d in the fixed cover 3a, correspond on the guide bar 3c guide ring 3d with position cover between the fixed cover 3a top is equipped with shock attenuation reset spring 3e, the upper end of guide bar 3c is in through the pressure equipment of unsteady cover 3f on the bottom surface of levelling mechanism 4, unsteady cover 3f with be equipped with damping sleeve 3g between the upper end of guide bar 3c, lower damping sleeve 3b pressure equipment is in unsteady cover 3f with between the fixed cover 3 a. The lower damping sleeve 3b which is pressed between the floating sleeve 3f and the fixed sleeve 3a can effectively play a damping role in the leveling mechanism 4; meanwhile, the leveling mechanism 4 can be further damped by matching with the damping return spring 3 e; moreover, the damping return spring 3e can also play a role in returning; finally, the additionally arranged upper damping sleeve 3g can further play a damping role on the leveling mechanism 4, and can ensure that the guide rod 3c and the bottom surface of the leveling mechanism 4 and the guide rod 3c and the floating sleeve 3f are installed without clearance, so that the guide rod 3c can be prevented from moving relative to the bottom surface of the leveling mechanism 4 and the floating sleeve 3f in the damping process, and the stability and the reliability of the damping mechanism are further ensured.
A washer 3h is arranged between the top of the fixed sleeve 3a and the upper end of the damping return spring 3 e. The added washer 3h can effectively prevent the damping return spring 3e from damaging the fixed sleeve 3a, thereby prolonging the service life. The height of the part of the lower damping sleeve 3b inserted into the penetration hole on the fixed sleeve 3a is greater than the depth of the penetration hole on the fixed sleeve 3 a. Through the height design of the downthehole part of interlude that inserts on the fixed cover 3a with damping sleeve 3b down become to be greater than the degree of depth of the interlude hole on the fixed cover 3a, like this, add the packing ring 3h of establishing can not with fixed cover 3a direct contact to further prevented that shock attenuation reset spring 3e from producing the damage to fixed cover 3a, and in addition, lower damping sleeve 3b can also play the cushioning effect to packing ring 3h, thereby also indirectly improved this damper's shock attenuation effect. The inner diameter of the washer 3h is matched with the outer diameter of the lower end of the guide rod 3c, and the outer diameter of the washer 3h is smaller than the inner diameter of the fixing sleeve 3 a. The inner diameter of the guide ring 3d is matched with the outer diameter of the lower end of the guide rod 3c, and the outer diameter of the guide ring 3d is matched with the inner diameter of the fixing sleeve 3 a. The floating sleeve 3f is of a cylindrical structure with an opening at the upper end and a flanging, and the lower end of the floating sleeve 3f is provided with a through hole for the guide rod 3c to penetrate through.
The longitudinal section of the upper damping sleeve 3g is of a T-shaped structure, the lower end of the upper damping sleeve 3g is inserted into the insertion hole of the floating sleeve 3f and sleeved on the guide rod 3c, and a groove matched with a disc at the top of the guide rod 3c is formed in the top face of the upper end of the upper damping sleeve 3 g. The depth of the groove on the top surface of the upper end of the upper damping sleeve 3g is smaller than the thickness of the disc at the top of the guide rod 3 c. The depth of the groove on the top surface of the upper end of the upper damping sleeve 3g is designed to be smaller than the thickness of the disc on the top of the guide rod 3c, so that the guide rod 3c and the bottom surface of the leveling mechanism 4 and the guide rod 3c and the floating sleeve 3f can be mounted without gaps, and the guide rod 3c can be prevented from moving relative to the bottom surface of the leveling mechanism 4 and the floating sleeve 3f in the damping process, and the stability and the reliability of the damping mechanism are further guaranteed.
And a locking nut 3i is arranged at the lower end of the guide rod 3c corresponding to the position below the guide ring 3d in a threaded manner, and a locking washer is arranged between the locking nut 3i and the guide ring 3 d. Through designing into the guide ring 3d to be fixed by lock nut 3i installation, made things convenient for the maintenance in later stage like this, simultaneously, add the lock washer of establishing and can prevent effectively that lock nut 3i from taking place the pine and taking off in the use. The outer diameter of the upper end of the fixed sleeve 3a, the outer diameter of the upper end of the lower damping sleeve 3b and the outer diameter of the lower end of the floating sleeve 3f are all consistent. Through designing the external diameter of the upper end of the fixed sleeve 3a, the external diameter of the upper end of the lower damping sleeve 3b and the external diameter of the lower end of the floating sleeve 3f into uniform, the stress balance among all parts can be ensured, so that the damping effect is improved on the one hand, and the service life is prolonged on the other hand. The axes of the fixed sleeve 3a, the lower damping sleeve 3b, the guide rod 3c and the floating sleeve 3f are all on the same straight line.
Above-mentioned leveling mechanism 4 includes frame 4a, center 4b and inside casing 4c, the top surface of inside casing 4c is for being used for installing the instrument installation face of precision instruments a, the both sides of inside casing 4c are rotationally installed through an inside casing pivot 4d respectively in center 4b, the both sides of center 4b are rotationally installed through a center pivot 4e respectively in frame 4a, frame 4a is installed on damper 3 just frame 4a is located 2 tops of climbing mechanism, the direction of rotation of inside casing 4c with the direction of rotation of center 4b is arranged perpendicularly, frame 4a with be equipped with between center 4b and be used for adjusting center leveling subassembly 4f of center 4b levelness, center 4b with be equipped with between the inside casing 4c and be used for adjusting the inside casing leveling subassembly 4g of inside casing 4c levelness. The inner frame 4c and the middle frame 4b are designed to be rotatable structures, the rotating direction of the inner frame 4c is designed to be perpendicular to the rotating direction of the middle frame 4b, the middle frame leveling component 4f is additionally arranged between the outer frame 4a and the middle frame 4b, and the inner frame leveling component 4g is additionally arranged between the middle frame 4b and the inner frame 4c, so that the leveling of the inner frame 4c can be realized by matching and adjusting the middle frame leveling component 4f and the inner frame leveling component 4g, and the purpose of leveling a precision instrument a is further achieved.
The middle frame leveling component 4f comprises a rotating pin seat 4f1, a middle frame leveling seat 4f2, a middle frame worm shaft 4f3, a middle frame leveling motor 4f4 and a middle frame leveling gear 4f5, wherein the cross section of the rotating pin seat 4f1 is of a U-shaped structure, the rotating pin seat 4f1 is installed on the outer frame 4a and corresponds to the position of the middle frame 4b and the opening of the U-shaped structure of the rotating pin seat 4f1 faces the middle frame 4b, the middle frame leveling seat 4f2 is of a cylindrical structure, the lower end of the middle frame leveling seat 4f2 is rotatably installed at the corresponding position in the rotating pin seat 4f1, the rotating direction of the middle frame leveling seat 4f2 faces the opening of the U-shaped structure of the rotating pin seat 4f1 and the rotating direction of the middle frame leveling seat 4f2 is consistent with the rotating direction of the middle frame 4b, center leveling seat 4f3 is along but install with rotating the axis of center leveling seat 4f2 in the center leveling seat 4f2, center leveling seat 4f2 orientation be equipped with on the lateral wall of center 4b and let the exposed opening of tooth in center 4f3 middle part, center leveling motor 4f4 flip is in on the bottom surface of center leveling seat 4f2 and the output of center leveling motor 4f4 with center worm shaft 4f3 links to each other, center leveling gear 4f5 is installed correspond on the center 4b center leveling shaft 4f 3's position just center leveling gear 4f5 with the meshing of the tooth in center leveling worm shaft 4f3 middle part, correspond on the round pin seat 4f1 center leveling seat 4f2 upper end's position is equipped with and is used for with center leveling seat 4f2 presses to center leveling seat 4f6 the center elastic compression piece of center 4f 5. The middle frame leveling gear 4f5 is driven to rotate by the autorotation of the middle frame worm shaft 4f3, so that the middle frame 4b is driven to rotate, and the levelness of the middle frame 4b can be adjusted; meanwhile, the lower end of the middle frame leveling seat 4f2 is designed to be a rotatable movable structure, and the middle frame elastic pressing piece 4f6 is used for elastically pressing the upper end of the middle frame leveling seat 4f2 to the middle frame leveling gear 4f5, so that the middle teeth of the middle frame worm shaft 4f3 and the middle frame leveling gear 4f5 can be always in a gapless meshing state, the middle frame worm shaft 4f3 and the middle frame leveling gear 4f5 can be effectively prevented from being clamped, the rotating smooth transition performance and the rotating stability of the middle frame leveling gear 4f5 are improved, and the smooth transition performance and the rotating stability of the middle frame leveling gear 4b are further improved.
The two sides of the lower end of the middle frame leveling seat 4f2 are respectively rotatably arranged at corresponding positions on the inner wall of the rotating pin seat 4f1 through a middle frame rotating pin 4f 7. The middle frame leveling seat 4f2 is installed through the middle frame rotating pin 4f7, so that later maintenance is facilitated. The middle frame worm shaft 4f3 and the middle frame leveling motor 4f4 are coaxially arranged. The middle frame worm shaft 4f3 and the middle frame leveling motor 4f4 are coaxially arranged, so that the leveling stability of the leveling component is further improved.
The middle frame elastic pressing piece 4f6 is a middle frame spring pin, the middle frame spring pin comprises a middle frame shell 4f6a which is transversely and fixedly installed on the side wall of the upper end of the rotating pin seat 4f1, a middle frame pressing pin 4f6b of a T-shaped structure is installed in the middle frame shell 4f6a in a sliding mode, one end of the middle frame pressing pin 4f6b is pressed on the outer wall of the middle frame leveling seat 4f2, a middle frame pressing spring 4f6c is sleeved at the other end of the middle frame pressing pin 4f6b, one end of the middle frame pressing spring 4f6c abuts against a T-shaped step of the middle frame pressing pin 4f6b of the T-shaped structure, and the other end of the middle frame pressing spring 4f6c abuts against the inner wall of the middle frame shell 4f6 a. By adopting the middle frame elastic pressing piece 4f6 as a finished piece of a spring pin, the manufacturing cost is reduced. One end of the middle frame pressing spring 4f6c sleeved on the middle frame pressing pin 4f6b penetrates through the middle frame shell 4f6a and extends outwards to form a middle frame pull ring 4f6d. The added middle frame pull ring 4f6d facilitates later maintenance.
Both ends of the middle frame worm shaft 4f3 are rotatably mounted in the middle frame leveling seats 4f2 through middle frame deep groove ball bearings 4f8, respectively. The additionally arranged middle frame deep groove ball bearing 4f8 can play a role in radially limiting the middle frame worm shaft 4f3, so that the leveling stability of the leveling assembly during leveling is further improved. A middle frame end face bearing 4f9 is further arranged between the lower end of the middle frame worm shaft 4f3 and the middle frame leveling seat 4f2, and the middle frame end face bearing 4f9 is separated from a middle frame deep groove ball bearing 4f8 at the lower end of the middle frame worm shaft 4f3 through a middle frame spacer 4f 10. The additional middle frame end face bearing 4f9 can play an axial limiting role in the middle frame worm shaft 4f3, so that the leveling stability of the leveling assembly is further improved. And the top surface of the middle frame leveling seat 4f2 is provided with a middle frame bearing upper end cover 4f11. The upper end cover 4f11 of the middle frame bearing additionally arranged can fix the bearing on one hand and can also play a role in dust prevention on the other hand. And a middle frame bearing lower end cover 4f12 with an inward-sinking structure is arranged on the bottom surface of the middle frame leveling seat 4f 2. The lower end cover 4f12 of the middle frame bearing additionally arranged can fix the bearing on one hand and also can prevent dust on the other hand. The width D of the middle frame leveling seat 4f2 along the direction vertical to the rotating direction is matched with the distance between the two corresponding inner walls of the rotating pin seat 4f 1. The width D of the middle frame leveling seat 4f2 in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the rotating pin seat 4f1, so that the middle frame leveling seat 4f2 can be prevented from moving in the leveling process to affect the leveling, and the stability and the reliability of the leveling are ensured. And avoidance holes are formed in the outer frame 4a corresponding to the middle frame leveling motor 4f 4.
Above-mentioned inside casing leveling subassembly 4g includes inside casing leveling seat 4g2, inside casing worm axle 4g3, inside casing leveling motor 4g4 and inside casing leveling gear 4g5, be equipped with on the inside surface of center 4b and be used for the installation the U type groove of inside casing leveling seat 4g2, the opening orientation in U type groove inside casing 4c, inside casing leveling seat 4g2 is the tubular structure, rotatable the installing of inside casing leveling seat 4g2 lower extreme the position that the U type inslot corresponds, the direction of rotation orientation of inside casing leveling seat 4g2 the opening of U type groove just inside casing leveling seat 4g 2's rotation direction with the direction of rotation of inside casing 4c is unanimous, inside casing worm axle 4g3 along but inside casing leveling seat 4g 2's axis rotation is installed in the worm leveling seat 4g2, inside casing leveling seat 4g2 orientation be equipped with on the lateral wall of inside casing 4c can let the exposed opening in the middle part of inside casing axle 4g3 middle part, inside casing motor 4g leveling seat 4g corresponds the inside casing 4g4 and the upper end of the inside casing leveling gear 4g4 and the upper end of the internal casing leveling gear 4g4 and the upper end of the corresponding the leveling gear 4g 4b of the leveling gear 4g4 and the leveling gear 4g 5. The inner frame worm shaft 4g3 rotates to drive the inner frame leveling gear 4g5 to rotate, so that the inner frame 4c is driven to rotate, and the levelness of the inner frame 4c can be adjusted; meanwhile, the lower end of the inner frame leveling seat 4g2 is designed into a rotatable movable structure, and the upper end of the inner frame leveling seat 4g2 is elastically pressed to the inner frame leveling gear 4g5 by the inner frame elastic pressing piece 4g6, so that the teeth in the middle of the inner frame worm shaft 4g3 and the inner frame leveling gear 4g5 can be always kept in a gapless meshing state, the clamping between the inner frame worm shaft 4g3 and the inner frame leveling gear 4g5 can be effectively prevented, the smooth transition and the stability of the rotation of the inner frame leveling gear 4g5 are improved, and the smooth transition and the stability of the levelness adjustment of the inner frame 4c are further improved.
The two sides of the lower end of the inner frame leveling seat 4g2 are rotatably arranged at corresponding positions in the U-shaped groove through an inner frame rotating pin 4g7 respectively. The inner frame leveling seat 4g2 is installed through the inner frame rotating pin 4g7, so that later maintenance is facilitated. The inner frame worm shaft 4g3 and the inner frame leveling motor 4g4 are coaxially arranged. The inner frame worm shaft 4g3 and the inner frame leveling motor 4g4 are coaxially arranged, so that the leveling stability of the leveling assembly is further improved.
The elastic inner frame pressing piece 4g6 is an inner frame spring pin, the inner frame spring pin comprises an inner frame shell 4g6a which is transversely and fixedly installed on the side wall of the upper end of the inner frame 4b, a T-shaped inner frame pressing pin 4g6b is installed in the inner frame shell 4g6a in a sliding mode, one end of the inner frame pressing pin 4g6b is pressed on the outer wall of the inner frame leveling seat 4g2, an inner frame pressing spring 4g6c is installed at the other end of the inner frame pressing pin 4g6b in a sleeved mode, one end of the inner frame pressing spring 4g6c abuts against a T-shaped step of the inner frame pressing pin 4g6b of the T-shaped structure, and the other end of the inner frame pressing spring 4g6c abuts against the inner wall of the inner frame 4g6a of the outer shell. By adopting the inner frame elastic pressing member 4g6 as a finished member of a spring pin, the manufacturing cost is reduced. One end, sleeved with the inner frame pressing spring 4g6c, of the inner frame pressing pin 4g6b penetrates through the inner frame outer shell 4g6a and extends outwards to form an inner frame pull ring 4g6d. The inner frame pull ring 4g6d is additionally arranged, so that the later maintenance is facilitated.
Two ends of the inner frame worm shaft 4g3 are rotatably mounted in the inner frame leveling seat 4g2 through an inner frame deep groove ball bearing 4g 8. The additionally arranged inner frame deep groove ball bearing 4g8 can play a role in radially limiting the inner frame worm shaft 4g3, so that the leveling stability of the leveling assembly during leveling is further improved. An inner frame end face bearing 4g9 is further arranged between the lower end of the inner frame worm shaft 4g3 and the inner frame leveling seat 4g2, and the inner frame end face bearing 4g9 is separated from an inner frame deep groove ball bearing 4g8 at the lower end of the inner frame worm shaft 4g3 through an inner frame spacer 4g 10. The additionally arranged inner frame end face bearing 4g9 can play an axial limiting role in the inner frame worm shaft 4g3, so that the leveling stability of the leveling assembly during leveling is further improved. And an inner frame bearing upper end cover 4g11 is arranged on the top surface of the inner frame leveling seat 4g 2. The upper end cover 4g11 of the inner frame bearing additionally arranged can fix the bearing on one hand and also can prevent dust on the other hand. And the bottom surface of the inner frame leveling seat 4g2 is provided with an inner frame bearing lower end cover 4g12 with an inner sinking structure. The lower end cover 4g12 of the inner frame bearing additionally arranged can fix the bearing on one hand and also can play a dustproof role on the other hand.
The width D1 of the inner frame leveling seat 4g2 in the direction perpendicular to the rotating direction is matched with the distance between the two corresponding inner walls of the U-shaped groove. The width D1 of the inner frame leveling seat 4g2 in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the U-shaped groove, so that the inner frame leveling seat 4g2 can be prevented from moving in the leveling process to affect the leveling, and the stability and the reliability of the leveling are guaranteed. And an avoidance hole is formed in the position, corresponding to the inner frame leveling motor 4g4, of the outer frame 4 a. The inner frame that corresponds on the inner wall in U type groove 4g7 is equipped with the inside casing and changes round pin mounting groove, the inside casing changes to be equipped with inside casing commentaries on classics round pin mount pad 4g13 in the round pin mounting groove, 4g7 one end of inside casing commentaries on classics round pin is installed in the inside casing changes round pin mount pad 4g13, the inside casing changes round pin 4g7 other end and installs in the inside casing leveling seat 4g 2. Through designing into inside casing pivot pin 4g7 and installing in inside casing levelling seat 4g2 by inside casing pivot pin mount pad 4g13, so made things convenient for installation and later maintenance.
The bottom surface of the inner frame 4c is provided with a level gauge 4h, and the position of the outer frame 4a corresponding to the level gauge 4h is provided with an avoidance hole. The spirit level 4h is an electronic spirit level, the electronic spirit level is electrically connected with a controller, and the controller is respectively electrically connected with the middle frame leveling motor 4f4 and the inner frame leveling motor 4g 4. The additional level gauge 4h facilitates the leveling of the leveling mechanism. The middle frame 4b and the inner frame 4c are both of a square frame structure, the middle frame 4b and the inner frame 4c are coaxially arranged, the inner frame 4c is arranged in the middle frame 4b, the outer frame 4a is of a flat plate structure, two sides of the top surface of the flat plate structure are respectively provided with a side plate, two side walls of the inner frame 4c are respectively and rotatably arranged on two inner walls corresponding to the middle frame 4b through the inner frame rotating shaft 4d, and two side walls of the middle frame 4b are respectively and rotatably arranged on two side plates of the outer frame 4a through the middle frame rotating shaft 4 e. The structure of the leveling mechanism can be more compact by designing the middle frame 4b and the inner frame 4c into a square frame structure, arranging the middle frame 4b and the inner frame 4c coaxially, and arranging the inner frame 4c in the middle frame 4 b.
In the damping state of this embodiment, the jacking disk 2a of the jacking mechanism 2 and the outer frame 4a are arranged at intervals, and in the leveling state, the jacking disk 2a of the jacking mechanism 2 is jacked on the bottom surface of the outer frame 4 a.
The specific structure of the jacking mechanism 2 can be seen in chinese patent CN201210209412.7 — a small-stroke large-torque automatic jacking mechanism, which is not described herein again. Wherein, climbing mechanism 2's jacking dish 2a with be equipped with travel control assembly 2b between the base 1, travel control assembly 2b includes a switch fixed bolster 2b1, an response piece 2b2 and two travel switch 2b3, two travel switch 2b3 arranges along vertical interval on switch fixed bolster 2b 1's the upper end, switch fixed bolster 2b 1's lower extreme fixed mounting in base 1, response piece 2b2 one end fixed mounting is in on jacking dish 2a, the response piece 2b2 other end is arranged two between travel switch 2b3, works as response piece 2b2 and top during travel switch 2b3 contacts, climbing mechanism 2's jacking dish 2a is in the highest position, works as response piece 2b2 and below during travel switch 2b3 contacts, climbing mechanism 2's jacking dish 2a is in the lowest position, two travel switch 2b3 is connected with the controller electricity respectively, the controller again with climbing mechanism 2's driving motor electricity is connected. The added stroke control assembly 2b can automatically control the lifting stroke of the jacking mechanism 2, thereby further simplifying the operation and improving the efficiency.
The embodiment is divided into two states, namely a vehicle-mounted damping state and a rigid leveling state, and the two states can be quickly switched.
The working mode of the embodiment is as follows: the precise instrument a to be leveled is installed on the top surface of the inner frame 4c, then the conversion between vehicle-mounted damping and rigid leveling is realized through the jacking mechanism 2, the lifting stroke of the jacking mechanism 2 is controlled through the stroke control component 2b, the complete leveling in two directions of the inner frame is realized through the middle frame leveling component 4f and the inner frame leveling component 4g, and the leveling state is controlled through the level meter 4 h.
The working mode of the vehicle-mounted damping state is as follows: the precise instrument a is fixed on the top surface of an inner frame 4c, the inner and outer frames of a leveling mechanism 4 are axially and radially limited through a rotating shaft, the rotation is limited through the engagement self-locking of a worm on an inner and middle frame leveling component and an inner and middle frame leveling gear, the outer frame 4a is fixedly connected with a damping mechanism 3, the damping mechanism 3 is in damping and fixed connection with a base 1, the base 1 is fixedly connected with the inner embedding of a vehicle, and finally the precise instrument a is in a vehicle-mounted damping state on the inner frame 4 c.
The working process when the vehicle-mounted damping state is converted into the rigid leveling state is as follows: a driving motor on the jacking mechanism 2 is electrified to rotate, a worm of the jacking mechanism 2 rotates, a transmission gear of the jacking mechanism 2 rotates, a T-shaped screw seat of the jacking mechanism 2 moves upwards along a guide key, a jacking disc 2a of the jacking mechanism 2 moves upwards, the jacking disc 2a of the jacking mechanism 2 pushes an outer frame 4a of the leveling mechanism 4 to move upwards, a floating sleeve 3f and an upper damping sleeve 3g of the damping mechanism 3 move upwards along with the outer frame 4a and are separated from a damping state, a stroke switch 2b3 of the jacking mechanism 2 rises and stops in place, the leveling mechanism 4 is in a rigid state, an inner frame leveling component 4g adjusts an inner frame 4c to be horizontal in one direction, an inner frame leveling component 4f adjusts the inner frame 4b to be horizontal in the other direction, a level meter 4h controls leveling and reaches a final leveling state, and finally, the precision instrument a is in a rigid leveling state on the inner frame 4 c.
The work flow when the rigid leveling state is converted into the vehicle-mounted damping state is as follows: a driving motor on the jacking mechanism 2 is electrified to rotate, a worm of the jacking mechanism 2 rotates, a transmission gear of the jacking mechanism 2 rotates, a T-shaped screw seat of the jacking mechanism 2 moves downwards along a guide key, a jacking disc 2a of the jacking mechanism 2 moves downwards, the jacking disc 2a of the jacking mechanism 2 is separated from an outer frame 4a of the leveling mechanism 4, the damping mechanism 3 recovers a damping state, a travel switch 2b3 of the jacking mechanism 2 is in place and descends to stop, and finally a precision instrument a is in a vehicle-mounted damping state on the inner frame.
When the leveling device is in a damping state, the jacking disc 2a of the jacking mechanism 2 and the bottom surface of the leveling mechanism 4 are arranged at intervals, and at the moment, the damping mechanism 3 bears the gravity of the leveling mechanism 4 and the precision instrument a and enables the leveling mechanism 4 and the precision instrument a to be in a floating state, so that the aim of damping the precision instrument a is fulfilled; when the leveling device is in a leveling state, the jacking disc 2a of the jacking mechanism 2 firstly jacks the bottom surface of the leveling mechanism 4, so that the precision instrument a is in a fixed state, and then the precision instrument a is leveled through the leveling mechanism 4 according to actual working conditions. The whole process is simple and convenient to operate, and the leveling device is of an integral structure, so that the operation efficiency is high, and the carrying and the management are convenient.
Meanwhile, the lower damping sleeve 3b which is pressed between the floating sleeve 3f and the fixed sleeve 3a can effectively play a role in damping the leveling mechanism 4; meanwhile, the leveling mechanism 4 can be further damped by matching with the damping return spring 3 e; moreover, the damping return spring 3e can also play a role in returning; finally, the additionally arranged upper damping sleeve 3g can further play a damping role in the leveling mechanism 4, and can also ensure that the guide rod 3c and the bottom surface of the leveling mechanism 4 and the guide rod 3c and the floating sleeve 3f are installed without gaps, so that the guide rod 3c can be prevented from moving relative to the bottom surface of the leveling mechanism 4 and the floating sleeve 3f in the damping process, and the stability and the reliability of the damping mechanism are further ensured; the added washer 3h can effectively prevent the damping return spring 3e from damaging the fixed sleeve 3a, thereby prolonging the service life; the height of the part, inserted into the penetrating hole in the fixed sleeve 3a, of the lower damping sleeve 3b is designed to be larger than the depth of the penetrating hole in the fixed sleeve 3a, so that the additionally arranged gasket 3h cannot be in direct contact with the fixed sleeve 3a, further damage to the fixed sleeve 3a by the damping reset spring 3e is prevented, and the lower damping sleeve 3b can also play a damping role in the gasket 3h, so that the damping effect of the damping mechanism is indirectly improved; the depth of the groove on the top surface of the upper end of the upper shock absorption sleeve 3g is designed to be smaller than the thickness of the disc on the top of the guide rod 3c, so that the guide rod 3c and the bottom surface of the leveling mechanism 4 and the guide rod 3c and the floating sleeve 3f can be mounted without gaps, and the guide rod 3c can be prevented from moving relative to the bottom surface of the leveling mechanism 4 and the floating sleeve 3f in the shock absorption process, and the stability and the reliability of the shock absorption mechanism are further guaranteed; the guide ring 3d is designed to be installed and fixed by the locking nut 3i, so that later maintenance is facilitated, and meanwhile, the additional anti-loosening washer can effectively prevent the locking nut 3i from loosening in the use process; through designing the external diameter of the upper end of the fixed sleeve 3a, the external diameter of the upper end of the lower damping sleeve 3b and the external diameter of the lower end of the floating sleeve 3f into uniform, the stress balance among all parts can be ensured, so that the damping effect is improved on the one hand, and the service life is prolonged on the other hand.
In addition, in the embodiment, the inner frame 4c and the middle frame 4b are both designed to be rotatable structures, the rotation direction of the inner frame 4c is designed to be perpendicular to the rotation direction of the middle frame 4b, the middle frame leveling component 4f is additionally arranged between the outer frame 4a and the middle frame 4b, and the inner frame leveling component 4g is additionally arranged between the middle frame 4b and the inner frame 4c, so that the leveling of the inner frame 4c can be realized by adjusting the middle frame leveling component 4f and the inner frame leveling component 4g in a matching manner, and the purpose of leveling the precision instrument a is further achieved; the middle frame leveling gear 4f5 is driven to rotate by the autorotation of the middle frame worm shaft 4f3, so that the middle frame 4b is driven to rotate, and the levelness of the middle frame 4b can be adjusted; meanwhile, the lower end of the middle frame leveling seat 4f2 is designed into a rotatable movable structure, and the middle frame elastic pressing piece 4f6 is used for elastically pressing the upper end of the middle frame leveling seat 4f2 to the middle frame leveling gear 4f5, so that the middle teeth of the middle frame worm shaft 4f3 and the middle frame leveling gear 4f5 are always in a gapless meshing state, the middle frame worm shaft 4f3 and the middle frame leveling gear 4f5 can be effectively prevented from being clamped, the smooth transition and the stability of the rotation of the middle frame leveling gear 4f5 are improved, and the smooth transition and the stability of the levelness adjustment of the middle frame 4b are further improved; the middle frame leveling seat 4f2 is installed through the middle frame rotating pin 4f7, so that later maintenance is facilitated; the middle frame worm shaft 4f3 and the middle frame leveling motor 4f4 are coaxially arranged, so that the leveling stability of the leveling component is further improved; the middle frame elastic pressing piece 4f6 is a finished spring pin, so that the manufacturing cost is reduced; the added middle frame pull ring 4f6d facilitates later maintenance; the additionally arranged middle frame deep groove ball bearing 4f8 can play a role in radially limiting the middle frame worm shaft 4f3, so that the leveling stability of the leveling assembly during leveling is further improved; the additionally arranged middle frame end face bearing 4f9 can play an axial limiting role on the middle frame worm shaft 4f3, so that the leveling stability of the leveling component during leveling is further improved; the additionally arranged upper end cover 4f11 of the middle frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand; the lower end cover 4f12 of the middle frame bearing additionally arranged can fix the bearing on one hand and also can prevent dust on the other hand.
Moreover, in the embodiment, the width D of the middle frame leveling seat 4f2 in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the rotating pin seat 4f1, so that the middle frame leveling seat 4f2 can be prevented from moving in the leveling process to affect the leveling, and the stability and reliability of the leveling are ensured; the inner frame worm shaft 4g3 rotates to drive the inner frame leveling gear 4g5 to rotate, so that the inner frame 4c is driven to rotate, and the levelness of the inner frame 4c can be adjusted; meanwhile, the lower end of the inner frame leveling seat 4g2 is designed into a rotatable movable structure, and the upper end of the inner frame leveling seat 4g2 is elastically pressed to the inner frame leveling gear 4g5 by the inner frame elastic pressing piece 4g6, so that the teeth in the middle of the inner frame worm shaft 4g3 and the inner frame leveling gear 4g5 can be always kept in a gapless meshing state, the clamping between the inner frame worm shaft 4g3 and the inner frame leveling gear 4g5 can be effectively prevented, the smooth transition and the stability of the rotation of the inner frame leveling gear 4g5 are improved, and the smooth transition and the stability of the levelness adjustment of the inner frame 4c are further improved; the inner frame leveling seat 4g2 is installed through the inner frame rotating pin 4g7, so that later maintenance is facilitated; the inner frame worm shaft 4g3 and the inner frame leveling motor 4g4 are coaxially arranged, so that the leveling stability of the leveling assembly during leveling is further improved; the inner frame elastic pressing piece 4g6 is a finished spring pin, so that the manufacturing cost is reduced; the added inner frame pull ring 4g6d facilitates later maintenance; the additionally arranged inner frame deep groove ball bearing 4g8 can play a role in radially limiting the inner frame worm shaft 4g3, so that the leveling stability of the leveling assembly is further improved during leveling; the additionally arranged inner frame end face bearing 4g9 can play an axial limiting role in the inner frame worm shaft 4g3, so that the leveling stability of the leveling assembly is further improved during leveling; the additionally arranged upper end cover 4g11 of the inner frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand; the additionally arranged lower end cover 4g12 of the inner frame bearing can fix the bearing on one hand and can also play a role in dust prevention on the other hand; the width D1 of the inner frame leveling seat 4g2 in the direction perpendicular to the rotating direction is designed to be matched with the distance between the two corresponding inner walls of the U-shaped groove, so that the inner frame leveling seat 4g2 can be prevented from moving in the leveling process to affect the leveling, and the stability and the reliability of the leveling are ensured; through designing into inside casing pivot pin 4g7 and installing in inside casing levelling seat 4g2 by inside casing pivot pin mount pad 4g13, so made things convenient for installation and later maintenance.
Finally, the level 4h in this embodiment is an electronic level, the electronic level is electrically connected to a controller, and the controller is electrically connected to the middle frame leveling motor 4f4 and the inner frame leveling motor 4g4, respectively. The additional level meter 4h facilitates the leveling of the leveling mechanism; the middle frame 4b and the inner frame 4c are both designed into a square frame structure, the middle frame 4b and the inner frame 4c are coaxially arranged, and the inner frame 4c is arranged in the middle frame 4b, so that the leveling mechanism is more compact in structure; the added stroke control assembly 2b can automatically control the lifting stroke of the jacking mechanism 2, thereby further simplifying the operation and improving the efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (39)

1. The utility model provides a vehicle-mounted automatic leveling device, includes base (1) and installs climbing mechanism (2) on base (1), its characterized in that, install leveling mechanism (4) through damper (3) on base (1), leveling mechanism (4) are located climbing mechanism (2) top, climbing disk (2 a) of climbing mechanism (2) are when the extreme low position, climbing disk (2 a) with the bottom surface interval arrangement of leveling mechanism (4), climbing disk (2 a) of climbing mechanism (2) are when the extreme high position, climbing disk (2 a) top is in on the bottom surface of leveling mechanism (4), leveling mechanism (4) include frame (4 a), center (4 b) and inside casing (4 c), the top surface of inside casing (4 c) is for being used for installing the instrument installation face of accurate instrument (a), the both sides of inside casing (4 c) are rotationally installed through a pivot (4 d) respectively in center (4 b), the both sides of center (4 b) are installed through a pivot (4 e) respectively the perpendicular rotation direction of frame (4 a) and the outer casing (4 a) rotation direction mechanism (4 a) is located the center (4 a) the outer frame (4 b) and the direction rotation mechanism (4 c) is installed, frame (4 a) with be equipped with between center (4 b) and be used for the adjustment center leveling subassembly (4 f) of center (4 b) levelness, center (4 b) with be equipped with between inside casing (4 c) and be used for the adjustment inside casing leveling subassembly (4 g) of inside casing (4 c) levelness.
2. The vehicle-mounted automatic leveling device according to claim 1, wherein the damping mechanism (3) comprises a fixed sleeve (3 a) installed on the base (1), the fixed sleeve (3 a) is of a cylindrical structure with a lower end opening and a flanging, a penetration hole is formed in the top surface of the fixed sleeve (3 a), a lower damping sleeve (3 b) with a T-shaped longitudinal section is installed in the penetration hole, a guide rod (3 c) capable of moving up and down is inserted in the lower damping sleeve (3 b), the longitudinal section of the guide rod (3 c) is also of a T-shaped structure, a guide ring (3 d) is arranged at the lower end of the guide rod (3 c), the guide ring (3 d) is installed in the fixed sleeve (3 a) in a vertically sliding manner, the guide rod (3 c) is provided with a damping reset spring (3 e) corresponding to the guide ring (3 d) and the position between the top of the fixed sleeve (3 a), the upper end of the guide rod (3 c) is pressed on the floating sleeve (4), the floating sleeve (3 f) is arranged on the bottom surface of the damping sleeve (3 c), and the floating sleeve (3 g) is arranged between the damping sleeve (3 c) and the floating sleeve (3 b).
3. A vehicle carried automatic levelling device according to claim 2 characterized in that a washer (3 h) is provided between the top of the retaining sleeve (3 a) and the upper end of the shock absorbing return spring (3 e).
4. A vehicle carried automatic levelling device according to claim 3, characterized in that the portion of the lower damping bushing (3 b) inserted in the through hole of the fixed bushing (3 a) has a height greater than the depth of the through hole of the fixed bushing (3 a).
5. A vehicle carried automatic levelling device according to claim 3, characterized in that the internal diameter of the washer (3 h) matches the external diameter of the lower end of the guide rod (3 c), the external diameter of the washer (3 h) being smaller than the internal diameter of the retaining sleeve (3 a).
6. A vehicle carried automatic levelling device according to claim 2, characterized in that the inner diameter of the guide ring (3 d) matches with the outer diameter of the lower end of the guide rod (3 c), the outer diameter of the guide ring (3 d) matches with the inner diameter of the fixing sleeve (3 a).
7. The vehicle-mounted automatic leveling device according to claim 2, wherein the floating sleeve (3 f) is of a cylindrical structure with an open upper end and a flanging, and a through hole for the guide rod (3 c) to pass through is formed in the lower end of the floating sleeve (3 f).
8. The vehicle-mounted automatic leveling device according to claim 7, wherein the longitudinal section of the upper damping sleeve (3 g) is of a T-shaped structure, the lower end of the upper damping sleeve (3 g) is inserted into the through hole of the floating sleeve (3 f) and sleeved on the guide rod (3 c), and a groove matched with a disc at the top of the guide rod (3 c) is formed in the top surface of the upper end of the upper damping sleeve (3 g).
9. A vehicle automatic leveling device according to claim 8, wherein the depth of the groove on the top surface of the upper end of the upper shock-absorbing bush (3 g) is smaller than the thickness of the disc on the top of the guide bar (3 c).
10. The vehicle-mounted automatic leveling device according to claim 2, wherein a locking nut (3 i) is installed at a position, corresponding to the lower portion of the guide ring (3 d), of the lower end of the guide rod (3 c) in a threaded manner, and a lock washer is arranged between the locking nut (3 i) and the guide ring (3 d).
11. A vehicle carried automatic levelling device according to claim 2, characterized in that the external diameter of the upper end of the fixed bushing (3 a), the external diameter of the upper end of the lower damping bushing (3 b) and the external diameter of the lower end of the floating bushing (3 f) are all the same.
12. A vehicle carried automatic levelling device according to claim 2, characterized in that the axes of the fixed bushing (3 a), the lower damping bushing (3 b), the guide rod (3 c) and the floating bushing (3 f) are all collinear.
13. The vehicle-mounted automatic leveling device according to claim 1, wherein the middle frame leveling assembly (4 f) comprises a pivot base (4 f 1), a middle frame leveling base (4 f 2), a middle frame worm shaft (4 f 3), a middle frame leveling motor (4 f 4) and a middle frame leveling gear (4 f 5), the cross section of the pivot base (4 f 1) is of a U-shaped structure, the pivot base (4 f 1) is mounted on the outer frame (4 a) at a position corresponding to the middle frame (4 b) with the opening of the U-shaped structure of the pivot base (4 f 1) facing the middle frame (4 b), the middle frame leveling base (4 f 2) is of a cylindrical structure, the lower end of the middle frame leveling base (4 f 2) is rotatably mounted on the pivot base (4 f 1) at a corresponding position, the rotation direction of the middle frame leveling base (4 f 2) faces the opening of the U-shaped structure of the pivot base (4 f 1), the rotation direction of the middle frame leveling base (4 f 2) faces the opening of the pivot base (4 f 2) and the rotation direction of the pivot base (4 f 2) is opposite to the rotation direction of the middle frame leveling motor (4 f 2), the pivot base (4 f 2) is mounted on the pivot base (4 f 2) at an opening of the middle frame leveling base (4 f 2), and the pivot base (4 f 2) is mounted on the pivot base (4 f 2) at a position, the upper side wall of the pivot base (4 f 2) of the middle frame leveling motor (4 f 2), and the pivot base (4 f 2) and the middle frame leveling base (4 f 2) along the pivot base (4 f 2), and the pivot base (4 f 2), the pivot base (4 f 2) is connected to the pivot base (4 f 2) and the pivot base (4 f 2), the pivot base (4 f 2) and the pivot axis of the pivot base (4 f 2) and the pivot base (4 f 2) is connected to the pivot base (4 f2, the pivot base (4 f 2) at the middle frame (4 f 2) at an output end of the middle frame (4 f 2), and the pivot base (4 f 2), the pivot base (4 f 2) at the pivot base (4 f 2) and the pivot base (4 b) at the pivot base (4 f 2) and the pivot axis, the pivot base (4 f 2) at the center axis of the pivot base (4 f 2) and the center axis of the center leveling motor (4 f 2) at the pivot base (4 f 2) and the pivot axis, the middle frame (4 f 2) can be aligned with the pivot base (4 b) and the center axis of the center leveling motor (4 b) and the center leveling motor (4 f 2) at the center leveling motor (4 f 2), the center leveling motor (4 f 2) at the center leveling motor (4 b) at the center axis, the center leveling motor (4 b) at the center side wall of the center leveling motor (4 f 2), install center leveling gear (4 f 5) correspond on center (4 b) the position of center worm axle (4 f 3) just center leveling gear (4 f 5) with the tooth engagement at center worm axle (4 f 3) middle part, correspond on round pin seat (4 f 1) the position of center leveling seat (4 f 2) upper end is equipped with and is used for with center leveling seat (4 f 2) press to center elastic compression piece (4 f 6) of center leveling gear (4 f 5).
14. The vehicle-mounted automatic leveling device according to claim 13, wherein both sides of the lower end of the middle frame leveling seat (4 f 2) are rotatably mounted at corresponding positions on the inner wall of the rotating pin seat (4 f 1) through a middle frame rotating pin (4 f 7).
15. A vehicle mounted auto-leveling device according to claim 13, wherein the center frame worm shaft (4 f 3) is arranged coaxially with the center frame leveling motor (4 f 4).
16. The vehicle-mounted automatic leveling device according to claim 13, wherein the middle frame elastic pressing piece (4 f 6) is a middle frame spring pin, the middle frame spring pin comprises a middle frame outer shell (4 f6 a) transversely and fixedly mounted on the side wall of the upper end of the rotating pin seat (4 f 1), a middle frame pressing pin (4 f6 b) of a T-shaped structure is slidably mounted in the middle frame outer shell (4 f6 a), one end of the middle frame pressing pin (4 f6 b) is pressed against the outer wall of the middle frame leveling seat (4 f 2), a middle frame pressing spring (4 f6 c) is sleeved at the other end of the middle frame pressing pin (4 f6 b), one end of the middle frame pressing spring (4 f6 c) abuts against a T-shaped step of the middle frame pressing pin (4 f6 b) of the T-shaped structure, and the other end of the middle frame pressing spring (4 f6 c) abuts against the inner wall of the middle frame outer shell (4 f6 a).
17. The vehicle-mounted automatic leveling device according to claim 16, wherein one end of the middle frame hold-down spring (4 f6 c) sleeved on the middle frame hold-down pin (4 f6 b) penetrates through the middle frame shell (4 f6 a) and extends outwards to form a middle frame pull ring (4 f6 d).
18. The automatic vehicle leveling device according to claim 13, wherein both ends of the center frame worm shaft (4 f 3) are rotatably mounted in the center frame leveling seats (4 f 2) by a center frame deep groove ball bearing (4 f 8).
19. The vehicle-mounted automatic leveling device according to claim 18, wherein a middle frame end face bearing (4 f 9) is further arranged between the lower end of the middle frame worm shaft (4 f 3) and the middle frame leveling seat (4 f 2), and the middle frame end face bearing (4 f 9) is separated from a middle frame deep groove ball bearing (4 f 8) at the lower end of the middle frame worm shaft (4 f 3) through a middle frame spacer (4 f 10).
20. A vehicle mounted automatic leveling device according to claim 18 wherein the top surface of the center frame leveling seat (4 f 2) is mounted with a center frame bearing upper end cover (4 f 11).
21. The vehicle-mounted automatic leveling device according to claim 18, wherein a middle frame bearing lower end cover (4 f 12) of an inward-sinking structure is mounted on the bottom surface of the middle frame leveling seat (4 f 2).
22. A vehicle automatic levelling device according to claim 13, characterized in that the width D of the centre frame levelling seat (4 f 2) in the direction perpendicular to the direction of rotation is adapted to the distance between the corresponding two inner walls of the swivel pin seat (4 f 1).
23. The vehicle-mounted automatic leveling device according to claim 13, wherein a relief hole is formed in the outer frame (4 a) at a position corresponding to the middle frame leveling motor (4 f 4).
24. The vehicle-mounted automatic leveling device according to claim 12, wherein the inner frame leveling assembly (4 g) comprises an inner frame leveling seat (4 g 2), an inner frame worm shaft (4 g 3), an inner frame leveling motor (4 g 4) and an inner frame leveling gear (4 g 5), a U-shaped groove for mounting the inner frame leveling seat (4 g 2) is formed in the inner surface of the inner frame (4 b), the opening of the U-shaped groove faces the inner frame (4 c), the inner frame leveling seat (4 g 2) is of a cylindrical structure, the lower end of the inner frame leveling seat (4 g 2) is rotatably mounted at a corresponding position in the U-shaped groove, the rotating direction of the inner frame leveling seat (4 g 2) faces the opening of the U-shaped groove, and the rotating direction of the inner frame leveling seat (4 g 2) is consistent with the rotating direction of the inner frame (4 c), inner frame worm axle (4 g 3) along but install with the rotation of the axis of inner frame leveling seat (4 g 2) in inner frame leveling seat (4 g 2), inner frame leveling seat (4 g 2) orientation be equipped with on the lateral wall of inner frame (4 c) and let the exposed opening of tooth at inner frame worm axle (4 g 3) middle part, inner frame leveling motor (4 g 4) flip-chip just on the bottom surface of inner frame leveling seat (4 g 2) the output of inner frame leveling motor (4 g 4) with inner frame worm axle (4 g 3) link to each other, inner frame leveling gear (4 g 5) are installed correspond on inner frame (4 c) the position of inner frame worm axle (4 g 3) just inner frame leveling gear (4 g 5) with inner frame The middle part of the worm shaft (4 g 3) is engaged with teeth, and an inner frame elastic pressing piece (4 g 6) used for pressing the inner frame leveling seat (4 g 2) to the inner frame leveling gear (4 g 5) is arranged on the middle frame (4 b) corresponding to the upper end of the inner frame leveling seat (4 g 2).
25. The vehicle-mounted automatic leveling device according to claim 24, wherein both sides of the lower end of the inner frame leveling seat (4 g 2) are rotatably mounted at corresponding positions in the U-shaped groove through an inner frame rotating pin (4 g 7).
26. A vehicle mounted automatic leveling device according to claim 24, wherein the inner frame worm shaft (4 g 3) is arranged coaxially with the inner frame leveling motor (4 g 4).
27. The vehicle-mounted automatic leveling device according to claim 24, wherein the inner frame elastic pressing piece (4 g 6) is an inner frame spring pin which comprises an inner frame outer shell (4 g6 a) transversely and fixedly mounted on the side wall of the upper end of the inner frame (4 b), the inner frame pressing pin (4 g6 b) of a T-shaped structure is slidably mounted in the inner frame outer shell (4 g6 a), one end of the inner frame pressing pin (4 g6 b) is pressed on the outer wall of the inner frame leveling seat (4 g 2), the other end of the inner frame pressing pin (4 g6 b) is sleeved with an inner frame pressing spring (4 g6 c), one end of the inner frame pressing spring (4 g6 c) abuts against a T-shaped step of the inner frame pressing pin (4 g6 b) of the T-shaped structure, and the other end of the inner frame pressing spring (4 g6 c) abuts against the inner wall of the inner frame outer shell (4 g6 a).
28. The vehicle automatic leveling device according to claim 27, wherein one end of the inner frame pressing pin (4 g6 b) sleeved with the inner frame pressing spring (4 g6 c) penetrates through the inner frame outer shell (4 g6 a) and is provided with an inner frame pull ring (4 g6 d) extending outwards.
29. The vehicle automatic leveling device according to claim 24, wherein both ends of the inner frame worm shaft (4 g 3) are rotatably mounted in the inner frame leveling seat (4 g 2) through an inner frame deep groove ball bearing (4 g 8), respectively.
30. The vehicle-mounted automatic leveling device according to claim 29, wherein an inner frame end face bearing (4 g 9) is further arranged between the lower end of the inner frame worm shaft (4 g 3) and the inner frame leveling seat (4 g 2), and the inner frame end face bearing (4 g 9) is isolated from an inner frame deep groove ball bearing (4 g 8) at the lower end of the inner frame worm shaft (4 g 3) through an inner frame spacer (4 g 10).
31. A vehicle automatic levelling device according to claim 29, characterized in that the top surface of the inner frame levelling block (4 g 2) is fitted with an inner frame bearing upper end cap (4 g 11).
32. A vehicle automatic leveling device according to claim 29, wherein an inner frame bearing lower end cover (4 g 12) of an inner sinking structure is mounted on the bottom surface of the inner frame leveling seat (4 g 2).
33. The vehicle automatic leveling device according to claim 24, wherein a width D1 of the inner frame leveling seat (4 g 2) in a direction perpendicular to the rotation direction is matched with a distance between two corresponding inner walls of the U-shaped groove.
34. The vehicle-mounted automatic leveling device according to claim 24, wherein a relief hole is formed in the outer frame (4 a) at a position corresponding to the inner frame leveling motor (4 g 4).
35. The vehicle-mounted automatic leveling device according to claim 25, wherein an inner frame rotating pin mounting groove is formed in the inner wall of the U-shaped groove in a position corresponding to the inner frame rotating pin (4 g 7), an inner frame rotating pin mounting seat (4 g 13) is inversely mounted in the inner frame rotating pin mounting groove, one end of the inner frame rotating pin (4 g 7) is mounted in the inner frame rotating pin mounting seat (4 g 13), and the other end of the inner frame rotating pin (4 g 7) is mounted in the inner frame leveling seat (4 g 2).
36. The vehicle-mounted automatic leveling device according to claim 1, wherein a level gauge (4 h) is arranged on the bottom surface of the inner frame (4 c), and an avoidance hole is formed in the position, corresponding to the level gauge (4 h), of the outer frame (4 a).
37. The vehicle-mounted automatic leveling device according to claim 1, wherein the middle frame (4 b) and the inner frame (4 c) are both of a square frame structure, the middle frame (4 b) and the inner frame (4 c) are coaxially arranged, the inner frame (4 c) is arranged in the middle frame (4 b), the outer frame (4 a) is of a flat plate structure with side plates on two sides of the top surface, the two side walls of the inner frame (4 c) are respectively and rotatably installed on the two corresponding inner walls of the middle frame (4 b) through the inner frame rotating shaft (4 d), and the two side walls of the middle frame (4 b) are respectively and rotatably installed on the two side plates of the outer frame (4 a) through the middle frame rotating shaft (4 e).
38. The vehicle-mounted automatic leveling device according to claim 1, wherein in a damping state, the jacking disk (2 a) of the jacking mechanism (2) is arranged at an interval with the outer frame (4 a), and in a leveling state, the jacking disk (2 a) of the jacking mechanism (2) is propped against the bottom surface of the outer frame (4 a).
39. The vehicle-mounted automatic leveling device according to claim 1, wherein a jacking disc (2 a) of the jacking mechanism (2) and a stroke control assembly (2 b) are arranged between the base (1), the stroke control assembly (2 b) comprises a switch fixing support (2 b 1), a sensing piece (2 b 2) and two stroke switches (2 b 3), two stroke switches (2 b 3) are arranged on the upper end of the switch fixing support (2 b 1) along a vertical interval, the lower end of the switch fixing support (2 b 1) is fixedly arranged on the base (1), one end of the sensing piece (2 b 2) is fixedly arranged on the jacking disc (2 a), the other end of the sensing piece (2 b 2) is arranged between the two stroke switches (2 b 3), when the sensing piece (2 b 2) is in contact with the stroke switch (2 b 3) above, the jacking disc (2 a) of the jacking mechanism (2) is in a highest position, when the sensing piece (2 b 2) is below the stroke switch (2 b 3), the two stroke switches (2 b 3) are electrically connected with the jacking mechanism (2 a) and the stroke switch (2 b 3), and the jacking mechanism is electrically connected with the stroke switch (2 b 3), and the jacking motor (2 b) and the stroke switch.
CN201910301166.XA 2019-04-15 2019-04-15 Vehicle-mounted automatic leveling device Active CN110077329B (en)

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CN2901338Y (en) * 2006-03-02 2007-05-16 中国兵器工业第二○六研究所 Radar leveling device based on real time contacting earth detection
DE102011106679B3 (en) * 2011-07-05 2012-07-26 Süleyman Güney Automatic leveling shoe for aligning e.g. shaping machine, has anchoring elements provided in base plate and top plate such that rotation of screw jack makes displacement of wedge element relative to top plate and base plate
CN104763771A (en) * 2015-04-16 2015-07-08 安徽全信精工装备有限公司 Crossing shock absorber
CN204942392U (en) * 2015-09-16 2016-01-06 中国航空工业集团公司沈阳发动机设计研究所 A kind of bracket vibration damping structure of installing for sensor
CN206786280U (en) * 2017-04-05 2017-12-22 中国十七冶集团有限公司 A kind of accurate centering micromatic setting of equipment installation
CN207104633U (en) * 2017-08-10 2018-03-16 晋江兴翼机械有限公司 Abrasive disk automatic leveling damping device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2901338Y (en) * 2006-03-02 2007-05-16 中国兵器工业第二○六研究所 Radar leveling device based on real time contacting earth detection
DE102011106679B3 (en) * 2011-07-05 2012-07-26 Süleyman Güney Automatic leveling shoe for aligning e.g. shaping machine, has anchoring elements provided in base plate and top plate such that rotation of screw jack makes displacement of wedge element relative to top plate and base plate
CN104763771A (en) * 2015-04-16 2015-07-08 安徽全信精工装备有限公司 Crossing shock absorber
CN204942392U (en) * 2015-09-16 2016-01-06 中国航空工业集团公司沈阳发动机设计研究所 A kind of bracket vibration damping structure of installing for sensor
CN206786280U (en) * 2017-04-05 2017-12-22 中国十七冶集团有限公司 A kind of accurate centering micromatic setting of equipment installation
CN207104633U (en) * 2017-08-10 2018-03-16 晋江兴翼机械有限公司 Abrasive disk automatic leveling damping device

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