LU102529B1 - Mdof rotary support device - Google Patents

Mdof rotary support device Download PDF

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Publication number
LU102529B1
LU102529B1 LU102529A LU102529A LU102529B1 LU 102529 B1 LU102529 B1 LU 102529B1 LU 102529 A LU102529 A LU 102529A LU 102529 A LU102529 A LU 102529A LU 102529 B1 LU102529 B1 LU 102529B1
Authority
LU
Luxembourg
Prior art keywords
rotary
plate
adjustment
connecting pin
rod
Prior art date
Application number
LU102529A
Other languages
French (fr)
Other versions
LU102529A1 (en
Inventor
Yuling Tao
Gang Wang
Saijin Wang
Tiewu Xiang
Original Assignee
Nanjing Allcontroller Aviation Tech Co Ltd
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Filing date
Publication date
Application filed by Nanjing Allcontroller Aviation Tech Co Ltd filed Critical Nanjing Allcontroller Aviation Tech Co Ltd
Publication of LU102529A1 publication Critical patent/LU102529A1/en
Application granted granted Critical
Publication of LU102529B1 publication Critical patent/LU102529B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/02—Heads
    • F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/2007—Undercarriages with or without wheels comprising means allowing pivoting adjustment
    • F16M11/2021—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a horizontal axis
    • F16M11/2028—Undercarriages with or without wheels comprising means allowing pivoting adjustment around a horizontal axis for rolling, i.e. for creating a landscape-portrait rotation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M2200/00—Details of stands or supports
    • F16M2200/02—Locking means
    • F16M2200/021—Locking means for rotational movement
    • F16M2200/024—Locking means for rotational movement by positive interaction, e.g. male-female connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M2200/00—Details of stands or supports
    • F16M2200/08—Foot or support base

Abstract

A MDOF rotary support device comprises a base plate, a lateral vertical plate, a lateral spindle, a connecting frame, a rotary gear, a rotary rod, a driving gear and an adjustment mechanism, wherein the lateral vertical plate is mounted at the top of the base plate, a counter bore is formed in the left side of the rear end of the lateral vertical plate, the left side of the middle of the lateral vertical plate is connected to the right end of the lateral spindle through a bearing, the connecting frame is mounted at the left end of the lateral spindle, the rotary gear is mounted in the middle of the lateral spindle, the driving gear is disposed on the rear side of the rotary gear and is mounted in the middle of the rotary rod, the rotary gear is engaged with the driving gear, and the rotary rod is in sliding fit with the counter bore of the lateral vertical plate. The invention solves the problems of a low degree of freedom of rotational adjustment of existing rotary components, inaccurate rotational adjustment of the components, and complicated disassembly operation caused by bolt locking for supporting after rotational adjustment of the components.

Description

MDOF ROTARY SUPPORT DEVICE LU102529
BACKGROUND OF THE INVENTION
[0001] 1. Technical Field
[0002] The invention relates to the technical field of MDOF (multi-degree of freedom) platforms, in particular to a MDOF rotary support device.
[0003] 2. Description of Related Art
[0004] In the prior art, the degree of freedom of rotational adjustment of components is low, electric components are generally used for rotational adjustment, such pure electric adjustment has many limitations in application occasions and may result in inaccurate rotational adjustment of the components due to cumulative errors of electric elements, and the support effect of the rotated components may be affected. In some cases where it is not suitable to use electric elements, the components are locked with bolts for supporting after rotational adjustment. However, by adoption of such a locking manner, disassembly operation is complicated, and the hidden danger of relative rotation of rotary components exists when the bolts are used for locking.
BRIEF SUMMARY OF THE INVENTION
[0005] To solve the above-mentioned problems, the invention provides a MDOF rotary support device which can conveniently adjust the direction and angle of external connection equipment and can support the external connection equipment.
[0006] In a first aspect, the objective of the invention is to provide a MDOF rotary support device which comprises a base plate, a lateral vertical plate, a lateral spindle, a connecting frame, a rotary gear, a rotary rod, a driving gear and an adjustment mechanism, wherein the lateral vertical plate is mounted at the top of the base plate, a counter bore is formed in the left side of the rear end of the lateral vertical plate, the left side of the middle of the lateral vertical plate is connected to the right end of the lateral spindle through a bearing, the connecting frame is mounted at the left end of the lateral spindle, the rotary gear is mounted in the middle of the lateral spindle, the driving gear is disposed on the rear side of the rotary gear, the rotary gear is engaged with the driving gear, and the width of the driving gear is greater than that of the rotary gear, so that the driving gear and the rotary gear can be kept in the engaged state when the rotary rod drives the driving gear to move leftwards or rightwards; the driving gear is mounted in the middle of the rotary rod, the rotary rod is in sliding fit with the counter bore of the lateral vertical plate, the rotary rod can rotate to drive the rotary gear to rotate, and then the rotary rod drives the adjustment mechanism to rotate, sq 402529 that the angle of the adjustment mechanism is adjusted.
[0007] Preferably, the adjustment mechanism comprises a support plate, a mounting frame, a connecting pin, adjustment sliding rods, arc blocks, insertion teeth, retractable springs and an adjustment plate, wherein the support plate is mounted on the left side of the connecting frame, a mounting hole for locking external equipment is formed in the mounting frame, a lug is arranged on the left side of the support plate, and the mounting frame is located on the left of the support plate, a connecting block is arranged on the mounting frame, the connecting block on the mounting frame is mounted in the middle of the connecting pin, and the outer end of the connecting pin is connected to the lug located on the support plate in a sliding and running fit manner, wherein:
[0008] -a slot is formed in each of the front and rear ends of the connecting pin, one arc block is arranged at the right end of each slot in the connecting pin, the insertion teeth matched with the slots in the connecting pin are arranged on the left sides of the arc blocks, the arc blocks are mounted at the left ends of the adjustment sliding rods, the middle of each adjustment sliding rod is connected to the support plate in a sliding fit manner, and the adjustment plate is mounted between the right ends of the adjustment sliding rods;
[0009] -the inner end of the right side of each adjustment sliding rod is connected to the right end of one retractable spring, the left end of each retractable spring is mounted on the right side of the support plate, and the retractable springs can stretch and retract. During specific operation, the adjustment mechanism can swing the mounting frame upwards or downwards to adjust connecting equipment mounted on the mounting frame to an appropriate angle; the adjustment sliding rods can be pulled rightwards to adjust the angle of the mounting frame; and after the angle of the mounting frame is adjusted, the adjustment sliding rods can be pulled leftwards to enable the insertion teeth to be inserted into the slots in the connecting pin again, so that mounting frame is locked again.
[0010] As a preferred technical solution of the invention, a steel stop block is arranged at the right end of the rotary rod and is located in the counter bore formed in the lateral vertical plate, a lock sleeve is arranged on the outer side of the right end of the rotary rod, stop teeth are regularly arranged on the inner side of the lock sleeve, and a lock block matched with the stop teeth on the lock sleeve is arranged on the rotary rod. The stop block can limit the moving distance of the rotary rod to prevent the rotary rod from moving out of the counter bore in the lateral vertical plate. When the rotary rod is pulled out leftwards, the lock block on the rotary rod moves of the lock sleeve, so that the rotary rod can rotate to drive the rotary gear to rotate to allow the mounting frame to rotate to an approximate angle; after 3402529 that, the rotary rod can be pushed rightwards to be locked by the lock sleeve again.
[0011] As a preferred technical solution of the invention, a magnet is arranged on the right wall of the counter bore in the lateral vertical plate. The magnet in the counter bore of the lateral vertical plate can attract the stop block, so that the stability of the support device is improved.
[0012] As a preferred technical solution of the invention, the slots in the connecting pin are regularly distributed in the outer side of the connecting pin, inner ends of the slots in the connecting pin are trapezoidal structures, and outer ends of the slots in the connecting pin are square structures.
[0013] As a preferred technical solution of the invention, the insertion teeth are stretchable structures, inner ends of the insertion teeth are trapezoidal structures, and the trapezoidal structures of the insertion teeth are matched with the trapezoidal structures of the slots in the connecting pin. When the angle of the mounting frame needs to be adjusted, the adjustment sliding rods are moved to enable the insertion teeth to move out of the trapezoidal structures of the slots in the connecting pin and enable the stretchable structures of the insertion teeth to be located in the square structure of the slots in the connecting pin, so the connecting pin will be driven to rotate synchronously when the mounting frame rotates; at this moment, the stretchable structures of the insertion teeth can stretch or retract automatically to allow the mounting frame to rotate; and the stretchable structures of the insertion teeth can apply certain rotational resistance to the mounting frame to prevent the mounting frame from rotating too fast, which may otherwise cause a fall of the connecting equipment mounted on the mounting frame.
[0014] As a preferred technical solution of the invention, a square lock hole is formed in each of the front and rear ends of each slot in the connecting pin, and square insertion rods matched with the lock holes are arranged on the left sides of the arc blocks. Through the cooperation of the insertion rods on the arc blocks and the lock holes in the connecting pin, the stability of the mounting frame can be improved.
[0015] As a preferred technical solution of the invention, the middle of each adjustment sliding rod is a hollow structure, a link rod is mounted in the hollow structure of each adjustment sliding rod through a pin and is a Z-shaped structure, the left outer end and the right inner end of each link rod penetrate through the corresponding adjustment sliding rod, positioning holes matched with the left outer ends of the link rods are formed in the support plate, and the outer sides of the right ends of the link rods are connected to the inner walls of the adjustment sliding rods through reset springs. LU102529
[0016] As a preferred technical solution of the invention, a pull plate is disposed between the right ends of the two adjustment sliding rods, is located on the left sides of the right ends of the link rods, and is mounted on the left side of the adjustment plate through a pull spring. When the adjustment sliding rods need to be moved rightwards, the pull plate is pulled rightwards, the outer end of the pull plate drives the right inner ends of the link rods to move outwards until the left outer ends of the link rods move out of the positioning holes in the support frame, and then the adjustment sliding rods can be pulled rightwards; after that, the pull plate is released, the link rods restore under the effect of the reset springs to drive the left outer ends of the link rods to be clamped on the right side of the support plate, the insertion teeth move out of the trapezoidal structures of the slots in the connecting pin, and at this moment, the mounting frame can rotate to be adjusted; and after the angle of the mounting frame is adjusted, the pull plate can be pulled rightwards again to enable the adjustment rods to drive the insertion teeth to be locked in the slots in the connecting pin again.
[0017] As a preferred technical solution of the invention, a telescopic column for limiting the pull plate is connected between the adjustment plate and the pull plate.
[0018] The invention has the following beneficial effects: the direction and angle of the external connecting equipment can be adjusted through a simple adjustment method, the failure rate is low, and operation is easy and fast; the external connecting equipment can be locked after its direction and angle are adjusted, so that the stability is improved; in addition, the designed rotary structure is optimized, the rotary rod can rotate to drive the mounting frame to rotate to be adjusted, so that the angle of the adjustment mechanism can be adjusted, and the lock block on the rotary rod can cooperate with the lock sleeve to realize locking after the direction of the adjustment mechanism is adjusted; moreover, the stretchable structures of the insertion teeth can apply certain rotational resistance to the mounting frame to prevent the mounting frame rotating too fast, so that the connecting equipment mounted on the mounting frame will not fall.
BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWINGS
[0019] The invention will be further explained below in conjunction with the accompanying drawings and embodiments.
[0020] FIG. 1 is a structural diagram of a MDOF rotary support device of the invention.
[0021] FIG. 2 is a structural diagram (top view) of the invention under the condition 13402529 where a base plate is removed.
[0022] FIG. 3 is a sectional view of a lateral vertical plate, a lateral spindle, a connecting frame, a rotary gear, a rotary rod and a driving gear of the invention.
5 [0023] FIG. 4 is a structural diagram of an adjustment mechanism of the invention.
[0024] FIG. 5 is a sectional view of an adjustment mechanism of the invention.
DETAILED DESCRIPTION OF THE INVENTION
[0025] To gain a better understanding of the technical means, creative features, purposes and effects of the invention, the invention will be further expounded below in conjunction with specific drawings. It should be noted that the embodiments and features in the embodiments of the application can be combined without any conflicts.
[0026] As shown in FIG. 1 to FIG. 5, a MDOF rotary support device comprises a base plate 1, a lateral vertical plate 2, a lateral spindle 3, a connecting frame 4, a rotary gear 5, a rotary rod 6, a driving gear 7 and an adjustment mechanism 8, wherein the lateral vertical plate 2 is mounted at the top of the base plate 1, and a counter bore is formed in the left side of the rear end of the lateral vertical plate 2.
[0027] The left side of the middle of the lateral vertical plate 2 is connected to the right end of the lateral spindle 3 through a bearing, and the connecting frame 4 is mounted at the left end of the lateral spindle 3.
[0028] The rotary gear 5 is mounted in the middle of the lateral rotary shaft 3, the driving gear 7 is disposed on the rear side of the rotary gear 5, the rotary gear 5 is engaged with the driving gear 7, and the width of the driving gear 7 is greater than that of the rotary gear 7, so that the driving gear 7 and the rotary gear 5 can be kept in the engaged state when the rotary rod 6 drives the driving gear 7 to move leftwards or rightwards.
[0029] As shown, the driving gear 7 is mounted in the middle of the rotary rod 6.
[0030] The rotary rod 6 is in sliding fit with the counter bore of the lateral vertical plate 2, the adjustment mechanism 8 is mounted on the connecting frame 4, the rotary rod 6 can rotate to drive the rotary gear 5 to rotate, and then, the rotary rod 6 drives the adjustment mechanism 8 to rotate, so that the angle of the adjustment mechanism 8 is adjusted.
[0031] Optionally, the rotary rod 6 may be provided with a hand wheel to be adjusted manually.
[0032] In another embodiment, the head of the rotary rod 6 may be in a hexagonal shape or a quadrangle bolt shape, such that the rotary rod 6 can be driven by means of an external torque tool such as a torque wrench, a socket wrench, and especially an electriq y402529 socket or wrench.
[0033] Optionally, as shown in FIG. 5, the adjustment mechanism 8 comprises a support plate 81, a mounting frame 82, a connecting pin 83, adjustment sliding rods 84, arc blocks 85, insertion teeth 86, retractable springs 87 and an adjustment plate 88, wherein the support plate 81 is mounted on the left side of the connecting frame 4, a lug is arranged on the left side of the support plate 81, the mounting frame 82 is located on the left side of the support plate 81, a mounting hole for locking external equipment is formed in the mounting frame 82, a connecting block is arranged on the mounting frame 62, the connecting block on the mounting frame 82 is mounted in the middle of the connecting hinge pin 83, and the outer end of the connecting pin 83 is connected to the lug located on the support plate 81 in a sliding and running fit manner.
[0034] Wherein, the front end and the rear end of the connecting pin 83 are each formed with a slot, one arc block 85 is arranged at the right end of each slot in the connecting pin 83, and the insertion teeth 86 matched with the slots in the connecting pin 83 are arranged on left sides of the arc blocks 85.
[0035] The arc blocks 85 are mounted at the left ends of the adjustment sliding rods 84, the middle of each adjustment sliding rod 84 is connected to the support plate 81 in a sliding fit manner, and the adjustment plate 88 is mounted between the right ends of the adjustment sliding rods 84.
[0036] The inner end of the right side of each adjustment sliding rod 84 is connected to the right end of one retractable spring 87, the left end of each retractable spring 87 is mounted on the right side of the support plate 81, and the retractable springs 87 can stretch and retract. During specific operation, the adjustment mechanism 8 can swing the mounting frame 82 upwards or downwards to adjust the connecting equipment mounted on the mounting frame 82 to an appropriate angle, and the adjustment sliding rods 84 can be pulled rightwards to adjust the angle of the mounting frame 82.
[0037] After the angle of the mounting frame 82 is adjusted, the adjustment sliding rods 84 can be pulled leftwards to enable the insertion teeth 86 to be inserted into the slots in the connecting pin 83 again, such that the mounting frame 82 is locked again.
[0038] Preferably, a steel stop block 61 is arranged at the right end of the rotary rod 6 and is located in the counter bore formed in the lateral vertical plate 2, a lock sleeve 62 is arranged on the outer side of the right end of the rotary rod 6, stop teeth are regularly arranged on the inner side of the lock sleeve 62, and a lock block matched with the stop teeth on the lock sleeve 62 is arranged on the rotary rod 6. In this way, the stop block 61 can limit 402529 the moving distance of the rotary rod 61 to prevent the rotary rod 6 from moving out of the counter bore in the lateral vertical plate 2. When the rotary rod 6 is pulled out leftwards, the lock block on the rotary rod 6 moves out of the lock sleeve 62, so that the rotary rod 6 can rotate to drive the rotary gear 5 to rotate to allow the mounting frame 82 to rotate to an approximate angle; after that, the rotary rod 6 can be pushed rightwards to be locked by the lock sleeve 62 again.
[0039] A magnet is arranged on the right wall of the counter bore in the lateral vertical plate 2. The magnet in the counter bore of the lateral vertical plate 2 can attract the stop block 61, so that the stability of the system is improved.
[0040] Preferably, the slots in the connecting pin 83 are regularly distributed in the outer side of the connecting pin 83, inner ends of the slots in the connecting pin 83 are trapezoidal structures, and outer ends of the slots in the connecting pin 83 are square Structures.
[0041] Preferably, the insertion teeth 86 are stretchable structures, inner ends of the insertion teeth 86 are trapezoidal structures, and the trapezoidal structures of the insertion teeth 86 are matched with the trapezoidal structures of the slots in the connecting pin 83. In this way, when the angle of the mounting frame 82 needs to be adjusted, the adjustment sliding rods 84 can be moved to enable the insertion teeth 86 to move out of the trapezoidal structures of the slots in the connecting pin 83 and enable the stretchable structures of the insertion teeth 86 to be located in the square structures of the slots in the connecting pin 84, such as the connecting pin 83 will be driven to rotate synchronously when the mounting frame 82 rotates, at this moment, the stretchable structures of the insertion teeth 86 will stretch or retract automatically to allow the mounting frame 82 to rotate; and the stretchable structures of the insertion teeth 86 can apply certain rotational resistance to the mounting frame 82 to prevent the mounting frame 82 from rotating too fast, which may otherwise cause a fall of the connecting equipment mounted on the mounting frame 82.
[0042] Preferably, a square lock hole is formed in each of the front and rear ends of each slot of the connecting pin 83, and square insertion rods matched with the lock holes are arranged on the left sides of the arc blocks 85. Through the cooperation of the insertion rods on the arc blocks 85 and the lock holes in the connecting pin 83, the stability of the mounting frame 82 can be improved.
[0043] Preferably, the middle of each adjustment sliding rod 84 is a hollow structure, a link rod is mounted in the hollow structure of each adjustment sliding rod 84 through a pin and is a Z-shaped structure, the left outer end and the right inner end of each link rod 89 3402529 penetrate through the corresponding adjustment sliding rod 84, positioning holes matched with the outer sides of the left ends of the link rods 89 are formed in the support plate 81, and the outer sides of the right ends of the link rods 89 are connected to inner walls of the adjustment sliding rods 84 through reset springs 810.
[0044] Preferably, a pull plate 811 is disposed between the right ends of the two adjustment sliding rods 84, is located on the left sides of the right ends of the link rods 89, and is mounted on the left side of the adjustment plate 88 through pull springs 812. When the adjustment sliding rods 84 need to be moved rightwards, the pull plate 811 is pulled rightwards, then the outer end of the pull plate 811 drives the right inner ends of the link rods 89 to move outwards until the left outer ends of the link rods move out of the positioning holes in the support frame 81, and then the adjustment sliding rods 84 can be pulled rightwards. After that, the pull plate 811 is released, the link rods 89 restore under the effect of the reset springs 810, the left outer ends of the link rods 89 are clamped on the right side of the support plate 81, the insertion teeth 86 move out of the trapezoidal structures of the slots in the connecting pin 83, and at this moment, the mounting frame 82 can rotate to be adjusted; after the angle of the mounting frame 82 is adjusted, the pull plate 811 is pulled rightwards again, so that the adjustment rods 84 drive the insertion teeth 86 to be locked in the slots in the connecting pin 83 again.
[0045] Telescopic columns 813 for limiting the pull plate 811 are connected between the adjustment plate 88 and the pull plate 811.
[0046] During operation, the external connecting equipment is locked by means of the mounting hole in the mounting frame 82 at first, the rotary rod 6 rotates to drive the driving gear 5 to rotate, and then the rotary rod 6 drives the mounting frame 82 to rotate to be adjusted, so that the angle of the adjustment mechanism 8 is adjusted. When the rotary rod 6 needs to be rotated, the rotary rod 6 is pulled out leftwards, the lock block on the rotary rod 6 moves out of the lock sleeve 62, and at this moment, the rotary rod 6 can rotate to allow the mounting frame 82 to rotate to an appropriate angle; after that, the rotary rod 6 is pushed rightwards to be locked again by the lock sleeve 62, the magnet in the counter bore of the lateral vertical plate 2 can attract the stop block 61, so that the instability of the support device is improved. In this way, the rotational adjustment of the connecting equipment mounted on the mounting frame 82 is completed.
[0047] The adjustment mechanism 8 can swing the mounting frame 82 upwards or downwards to adjust the connecting equipment mounted on the mounting frame 82 to an appropriate angle; the pull plate 811 can be pulled rightwards to enable the outer end of thg 492529 pull plate 811 to drive the right inner ends of the link rods 89 to move outwards until the left outer ends of the link rods 89 move out of the positioning holes in the support plate 81; after that, the adjustment sliding rods 84 are pulled rightwards and the pull plate 811 is released to enable the left outer ends of the link rods 89 to be clamped on the right side of the support plate 81, the insertion teeth 86 move out of the trapezoidal structures of the slots in the connecting pin 83, and at this moment, the stretchable structures of the insertion teeth 86 are located in the square structures of the slots in the connecting pin 83.
[0048] Then, the mounting frame 82 can be adjusted to an appropriate angle; when the angle of the mounting frame 82 is adjusted, the stretchable structures of the insertion teeth 86 can stretch or retract automatically and can apply certain rotation resistance to the mounting frame 82 to prevent the mounting frame 82 from rotating too fast, which may otherwise cause a fall of the connecting equipment mounted on the mounting frame 82. In this way, angle adjustment of the connecting equipment mounted on the mounting frame 82 is completed.
[0049] After the angle of the mounting frame 82 is adjusted, the pull plate 811 is pulled rightwards again to enable the adjustment sliding rods 84 to drive the insertion teeth 86 to be locked in the slots in the connecting pin 83 again, so that the stability of the support device is improved.
[0050] The MDOF rotary support device can adjust the direction and angle of external connecting equipment through a mechanical adjustment method, is low in failure rate and easy and fast to operate, and can lock the external connecting equipment after its direction and angle are adjusted, thus improving the stability.
[0051] The preferred embodiments of the invention are disclosed above, but are not intended to limit the invention. Different modifications and embellishments can be made by those commonly skilled in the art without departing from the spirit and scope of the invention. Thus, the protection scope of the invention should be subject to the claims.

Claims (9)

CLAIMS LU102529
1. A MDOF rotary support device, comprising a base plate (1), a lateral vertical plate (2), a lateral spindle (3), a connecting frame (4), a rotary gear (5), a rotary rod (6), a driving gear (7) and an adjustment mechanism (8), wherein: the lateral vertical plate (2) is mounted at a top of the base plate (1), and a counter bore is formed in a left side of a rear end of the lateral vertical plate (2); a left side of a middle of the lateral vertical plate (2) is connected to a right end of the lateral spindle (3) through a bearing, and the connecting frame (4) is mounted at a left end of the lateral spindle (3); the rotary gear (5) is mounted in a middle of the lateral spindle (3), the driving gear (7) is disposed on a rear side of the rotary gear (5) and is mounted in a middle of the rotary rod (6), the rotary gear (5) is engaged with the driving gear (7), and a width of the driving gear (7) is greater than that of the rotary gear (5); the rotary rod (6) is in sliding fit with the counter bore of the lateral vertical plate (2); the adjustment mechanism (8) comprises a support plate (81), a mounting frame (82), a connecting pin (83), adjustment sliding rods (84), arc blocks (85), insertion teeth (86), retractable springs (87) and an adjustment plate (88), wherein: -the support plate (81) is mounted on a left side of the connecting frame (4), a lug is arranged on a left side of the support plate (81), and the mounting frame (82) is located on the left of the support plate (81); -a connecting block is arranged on the mounting frame (82), the connecting block on the mounting frame (82) is mounted in a middle of the connecting pin (83), and an outer end of the connecting pin (83) is connected to the lug located on the support plate (81) in a sliding and running fit manner; -a slot 1s formed in each of the front and rear ends of the connecting pin (83), one said arc block (85) is arranged at a right end of each said slot in the connecting pin (83), the insertion teeth (86) matched with the slots in the connecting pin (83) are arranged on left sides of the arc blocks (85), the arc blocks (85) are mounted at left ends of the adjustment sliding rods (84), a middle of each said adjustment sliding rod (84) is connected to the support plate (81) in a sliding fit manner, and the adjustment plate (88) is mounted between right ends of the adjustment sliding rods (84); -an inner end of a right side of each said adjustment sliding rod (84) is connected to a right end of one said retractable spring (87), and a left end of each said retractable spring (87) is mounted on a right side of the support plate (81).
2. The MDOF rotary support device according to Claim 1, wherein a steel stop block (61),4p2529 is arranged at a right end of the rotary rod (6) and is located in the counter bore formed in the lateral vertical plate (2), a lock sleeve (62) is arranged on an outer side of the right end of the rotary rod (6), stop teeth are regularly arranged on an inner side of the lock sleeve (62), and a lock block matched with the stop teeth on the lock sleeve (62) is arranged on the rotary rod (6).
3. The MDOF rotary support device according to Claim 1, wherein a magnet is arranged on a right wall of the counter bore in the lateral vertical plate (2).
4. The MDOF rotary support device according to Claim 1, wherein the slots in the connecting pin (83) are regularly distributed in an outer side of the connecting pin (83), inner ends of the slots in the connecting pin (83) are trapezoidal structures, and outer ends of the slots in the connecting pin (83) are square structures.
5. The MDOF rotary support device according to Claim 1, wherein the insertion teeth (86) are stretchable structures, inner ends of the insertion teeth (86) are trapezoidal structures, and the trapezoidal structures of the insertion teeth (86) are matched with trapezoidal structures of the slots in the connecting pin (83).
6. The MDOF rotary support device according to Claim 1, wherein a square lock hole is formed in each of the front and rear ends of each said slot in the connecting pin (83), and square insertion rods matched with the lock holes are arranged on the left sides of the arc blocks (85).
7. The MDOF rotary support device according to Claim 1, wherein a middle of each said adjustment sliding rod (84) is a hollow structure, a link rod (89) is mounted in the hollow structure of each said adjustment sliding rod (84) through a pin and is a Z-shaped structure, a left outer end and a right inner end of each said link rod (89) penetrate through the corresponding adjustment sliding rod (84), positioning holes matched with the left outer ends of the link rods (89) are formed in the support plate (81), and outer sides of right ends of the link rods (89) are connected to inner walls of the adjustment sliding rods (84) through reset springs (810).
8. The MDOF rotary support device according to Claim 7, wherein a pull plate (811) is disposed between right ends of the two adjustment sliding rods (84), is located on left sides of the right ends of the link rods (89), and is mounted on a left side of the adjustment plate (88) through a pull spring (812).
9. The MDOF rotary support device according to Claim 8, wherein a telescopic column (813) for limiting the pull plate (811) is connected between the adjustment plate (88) and the pull plate (811).
LU102529A 2019-11-08 2020-06-04 Mdof rotary support device LU102529B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911087153.3A CN110778867B (en) 2019-11-08 2019-11-08 Multi-degree-of-freedom rotary supporting device

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LU102529A1 LU102529A1 (en) 2021-05-17
LU102529B1 true LU102529B1 (en) 2021-09-17

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WO (1) WO2021088362A1 (en)

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CN110778867B (en) 2020-06-26

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Effective date: 20210917