CN104743469A - Height-adjustable frame - Google Patents
Height-adjustable frame Download PDFInfo
- Publication number
- CN104743469A CN104743469A CN201310756372.2A CN201310756372A CN104743469A CN 104743469 A CN104743469 A CN 104743469A CN 201310756372 A CN201310756372 A CN 201310756372A CN 104743469 A CN104743469 A CN 104743469A
- Authority
- CN
- China
- Prior art keywords
- top board
- screw mandrel
- sole
- hole
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
-
- 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
- F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Floor Finish (AREA)
Abstract
Disclosed is a height-adjustable frame. The height-adjustable frame overcomes the defects that conventional frames are fixed in structure and not adjustable in height. Through matched connection among a foot plate, fixing lead screws, a top plate, fixing nuts, a rotary lead screw, a bearing and a bearing sleeve, a lifting structure is formed, wherein the inner face of the foot plate is parallel to the inner side face and the outer side face of the top plate and is opposite to the inner side face of the top plate. The height-adjustable frame has the advantages that the top plate can rise and fall freely, and thus, requirements on rise or fall of a driving main machine fixedly connected to the top plate are met; replacement of a driving belt is not needed during rise or fall of the driving main machine; the height-adjustable frame is simple in structure, reasonable in design and convenient to operate.
Description
Technical field
The present invention relates to a kind of frame of fixed drive main frame, especially a kind of frame that can raise or reduce height.
Background technology
Drive main frame to be prime dynamic apparatus device, it comprises electrical motor, spark ignition engine, diesel engine etc.Frame is the instrument of fixed drive main frame, frame distributes multiple through hole or groove and screw pile, drive main frame to be connected in frame, the screw pile namely in frame is inserted in through hole on the under-chassis driving main frame or groove, then is fixed in frame with nut by driving the under-chassis of main frame; Frame is fixedly connected on board, and the screw pile namely on board is inserted in through hole in frame or groove, then is connected with the screw pile on nut and board, and fastening nut, makes frame be fixed on board.But current frame form is fixed, and can not be elevated.And when driving main frame to need shift position---when driving main frame to raise or reduce, frame will be changed, like this, not only need workman to work, but also will debug, extremely bother, add the work burden of workman; Thus, current frame can not meet the needs that work is produced.
Summary of the invention
The object of the invention is: a kind of frame that can raise or reduce height is provided, which overcome normal framework form to fix, the defect that can not be elevated, the frame that can raise or reduce height adopts lifting structure, is made up of sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring.It freely can be elevated top board, thus meets the driving main frame rising be fixedly connected on top board or the needs reduced.
The object of the present invention is achieved like this: a kind of frame that can raise or reduce height, and it is the instrument of fixed drive main frame, and it adopts lifting structure, is made up of sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring.The through hole of multiple circle that sole distributes, sole is connected and fixed one end of screw mandrel, fixing one end of screw mandrel intersects vertically with the inner face of sole and is connected, a kind of frame that can raise or reduce height comprises many fixing screw mandrels, many fixing screw mandrels are parallel to each other, and being positioned at sole side, the line of centers of the multiple through holes on sole is vertical with the inner face of sole respectively, and the line of centers of the through hole on sole is parallel with fixing screw mandrel; The head end of rotary screw rod is square column type, its bottom is cylindrical, and the bottom of rotary screw rod is fixedly connected with the inner ring of bearing, and bearing is installed and connected in bearing carrier ring, bearing carrier ring is fixedly connected on the inner face of sole, makes the line of centers of rotary screw rod and fixing screw mandrel be parallel to each other like this.The through hole of multiple circle that top board distributes and the through hole of multiple sides groove and connection of rotating screw mandrel, the inwall of the through hole of its connection of rotating screw mandrel is female thread structure, top board there are medial surface and lateral surface, medial surface and lateral surface are parallel to each other, top board there is multiple sides groove, the line of centers of the line of centers of the through hole of multiple circles that top board distributes and the through hole of connection of rotating screw mandrel is vertical with lateral surface with the medial surface of top board respectively, the groove side that two relative is had in side groove on top board, two relative groove side is parallel to each other, and it is vertical with lateral surface with the medial surface of top board respectively, and each groove side of multiple sides groove on top board is parallel to each other, one_to_one corresponding between the through hole of the circle on top board and fixing screw mandrel, quantity is identical, fixing screw mandrel cooperatively interacts with the through hole of the circle on top board and is connected, namely fixing screw mandrel is inserted in the through hole of the circle of the correspondence on top board, its same fixing screw mandrel is connected two captive nuts, two captive nuts that its same fixing screw mandrel connects lay respectively at the outside of top board medial surface and the outside of lateral surface, top board is made to be sandwiched between two captive nuts, simultaneously, the through hole of the connection of rotating screw mandrel on top board screws with rotary screw rod and is connected.Like this, by connections that cooperatively interact between sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring, the inner face forming sole raise with a kind of energy of the medial surface of top board and lateral surface is parallel to each other, the inner face of sole is relative with the medial surface of top board lifting structure or reduce frame highly respectively.Can raise or reduce the frame equipment handle of height, have square opening in the middle of handle, the head end of the square opening of handle and the square column type of rotary screw rod cooperatively interacts, and the head end being inserted in the square column type of rotary screw rod in the square opening namely in the middle of handle matches; Like this, after handle is inserted in the head end of the square column type of rotary screw rod, drive rotary screw rod to rotate by rotary handle, thus top board is raised or reduces, when reaching wanted position, then tighten captive nut, top board is fixed on the certain position of fixing screw mandrel.Like this, when using the frame that can raise or reduce height, the frame that can raise or reduce height is installed to be fixedly connected on board, namely the screw pile on board is inserted in the through hole of the correspondence of the sole in the frame that can raise or reduce height, be connected with the screw pile on nut and board, the frame of the enable rising of fastening nut or reduction height is fixed on board again.Can be raised or reduce on the top board of the frame of height drive main frame to be fixedly connected on, namely first can be raised or reduce on the lateral surface of the top board of the frame of height drive main frame to be positioned over, adjust position, under-chassis and top board is fixed with fastener, fastener comprises bolt, nut, mat piece, namely injecting respectively with the screw rod of bolt cooperatively interacts in the corresponding through hole of under-chassis and the side groove of top board, thus screw rod is concatenated under-chassis and top board, the head of bolt is positioned at above under-chassis, screw rod stretches out outside the side groove of top board, mat piece is connected on screw rod, mat piece is positioned at outside the side groove of top board, screw rod and nut screw connection, nut is screwed and is connected on screw rod, nut is positioned at outside mat piece, mat piece is made to be sandwiched between nut and top board, like this, fastening nut, main frame is driven just to be fixedly connected on the top board of the frame that can raise or reduce height.Main frame is driven to connect work mechanism by driving device, driving device adopts driving band, driving band couples together the driving active rotating disk of main frame and the passive rotating disk of work mechanism, initiatively rotating disk and passive rotating disk contraposition, it drives the active disk middle spindle of main frame and the passive disk middle spindle of work mechanism to be parallel to each other; Thus, drive the active dial rotation of main frame to drive the passive dial rotation of work mechanism.Need shift position when driving main frame---drive main frame to raise or reduce and driving device uses same driving band time, nut on the screw rod loosered a bolt, unscrew the captive nut on fixing screw mandrel, rotary motion screw mandrel, driving main frame is raised or reduces, to meet the requirements of height, simultaneously, adjust and drive the position of main frame on top board, it drives main frame to slide on top board, its screw rod moves in the groove of side, make initiatively rotating disk and passive rotating disk contraposition, thus, adapt to drive main frame high, the change of lower position, distance initiatively between rotating disk and passive center of turntable axis is remained unchanged, its driving band connects the driving active rotating disk of main frame and the passive rotating disk of work mechanism does not loosen, then captive nut is tightened, top board is made to be fixed on the certain position of fixing screw mandrel, fastening nut again, driving main frame is just fixedly connected on and can raises or reduce on the top board certain position of the frame of height.Like this, the frame that can raise or reduce height freely can be elevated top board, thus meets the driving main frame rising be fixedly connected on top board or the needs reduced, thus reaches object of the present invention.
Owing to have employed technique scheme, the frame that can raise or reduce height not only freely can be elevated top board, thus meets the driving main frame rising be fixedly connected on top board or the needs reduced, and when driving main frame to raise or reduce, do not change driving band, use same driving band; Its structure is simple, reasonable in design, easy to operate.
Accompanying drawing explanation
Raising below in conjunction with embodiment a kind of energy of the present invention or reduce frame is highly be further described.
Accompanying drawing 1 is a kind of a kind of structural representation that can raise or reduce the frame of height that can raise or reduce the embodiment of the frame of height of the present invention.
Accompanying drawing 2 is a kind of a kind of structural representation that can raise or reduce the top board of the frame of height that can raise or reduce the embodiment of the frame of height of the present invention.
Accompanying drawing 3 be the present invention a kind of can raise or reduce the embodiment of the frame of height a kind of can raise or reduce height the sole of frame and fixing screw mandrel, rotary screw rod connection structure schematic diagram.
In figure: 1, initiatively rotating disk 2, initiatively disk middle spindle 3, board 4, screw pile 5 on board, nut 6, sole 7, driving band 8, the screw rod 9 of bolt, nut 10 on the screw rod of bolt, mat piece 11, the head 12 of bolt, under-chassis 13, passive rotating disk 14, passive disk middle spindle 15, bearing carrier ring 16, rotary screw rod 17, handle 18, fixing screw mandrel 19, captive nut 20, top board 21, the through hole 22 of the circle on top board, side groove 23 on top board, the through hole 24 of the connection of rotating screw mandrel on top board, through hole on sole
Detailed description of the invention
In figure: a kind of frame that can raise or reduce height, it is the instrument of fixed drive main frame, it adopts lifting structure, is made up of sole (6), fixing screw mandrel (18), top board (20), captive nut (19), rotary screw rod (16), bearing, bearing carrier ring (15).The through hole that on sole, distribution four is circular, sole is connected and fixed one end of screw mandrel, fixing one end of screw mandrel intersects vertically with the inner face of sole and is connected, a kind of frame that can raise or reduce height comprises four fixing screw mandrels, four fixing screw mandrels are parallel to each other, and being positioned at sole side, the line of centers of four through holes on sole is vertical with the inner face of sole respectively, and the line of centers of the through hole (24) on sole is parallel with fixing screw mandrel; The head end of rotary screw rod is square column type, its bottom is cylindrical, and the bottom of rotary screw rod is fixedly connected with the inner ring of bearing, and bearing is installed and connected in bearing carrier ring, bearing carrier ring is fixedly connected on the inner face of sole, makes the line of centers of rotary screw rod and fixing screw mandrel be parallel to each other like this.The through hole that on top board, distribution four is circular and the through hole of two side grooves and connection of rotating screw mandrel, the inwall of the through hole (23) of its connection of rotating screw mandrel is female thread structure, top board there are medial surface and lateral surface, medial surface and lateral surface are parallel to each other, top board there are two side grooves, the line of centers of four that top board the distributes circular line of centerss of through hole and the through hole of connection of rotating screw mandrel is vertical with lateral surface with the medial surface of top board respectively, the groove side that two relative is had in side groove (22) on top board, two relative groove side is parallel to each other, and it is vertical with lateral surface with the medial surface of top board respectively, and each groove side of two side grooves on top board is parallel to each other, one_to_one corresponding between the through hole of the circle on top board and fixing screw mandrel, quantity is identical, fixing screw mandrel cooperatively interacts with the through hole (21) of the circle on top board and is connected, namely fixing screw mandrel is inserted in the through hole of the circle of the correspondence on top board, its same fixing screw mandrel is connected two captive nuts, two captive nuts that its same fixing screw mandrel connects lay respectively at the outside of top board medial surface and the outside of lateral surface, top board is made to be sandwiched between two captive nuts, simultaneously, the through hole of the connection of rotating screw mandrel on top board screws with rotary screw rod and is connected.Like this, by connections that cooperatively interact between sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring, the inner face forming sole respectively with the medial surface of top board and the lifting structure that lateral surface is parallel to each other, the medial surface of the inner face of sole and top board is relative can raise or reduce frame highly.Can raise or reduce the frame equipment handle of height, square opening is had in the middle of handle (17), the head end of the square opening of handle and the square column type of rotary screw rod cooperatively interacts, and the head end being inserted in the square column type of rotary screw rod in the square opening namely in the middle of handle matches; Like this, after handle is inserted in the head end of the square column type of rotary screw rod, drive rotary screw rod to rotate by rotary handle, thus top board is raised or reduces, when reaching wanted position, then tighten captive nut, top board is fixed on the certain position of fixing screw mandrel.Like this, when using the frame that can raise or reduce height, the frame that can raise or reduce height is installed to be fixedly connected on board (3), namely the screw pile (4) on board is inserted in the through hole of the correspondence of the sole in the frame that can raise or reduce height, use nut (5) to be connected with the screw pile on board again, the frame of the enable rising of fastening nut or reduction height is fixed on board.Can be raised or reduce on the top board of the frame of height drive main frame to be fixedly connected on, namely first can be raised or reduce on the lateral surface of the top board of the frame of height drive main frame to be positioned over, adjust position, under-chassis and top board is fixed with fastener, fastener comprises bolt, nut, mat piece, namely use the screw rod of bolt (8) to inject respectively and cooperatively interact in the corresponding through hole of under-chassis and the side groove of top board, thus screw rod is concatenated under-chassis and top board, the head (11) of bolt is positioned at above under-chassis (12), screw rod stretches out outside the side groove of top board, mat piece (10) is connected on screw rod, mat piece is positioned at outside the side groove of top board, screw rod coordinates with nut (9), nut is screwed and is connected on screw rod, nut is positioned at outside mat piece, mat piece is made to be sandwiched between nut and top board, like this, fastening nut, main frame is driven just to be fixedly connected on the top board of the frame that can raise or reduce height.Main frame is driven to connect work mechanism by driving device, driving device adopts driving band, driving band (7) couples together the driving active rotating disk of main frame and the passive rotating disk of work mechanism, initiatively rotating disk (1) and passive rotating disk (13) contraposition, it drives the active disk middle spindle (2) of main frame and the passive disk middle spindle (14) of work mechanism to be parallel to each other; Thus, drive the active dial rotation of main frame to drive the passive dial rotation of work mechanism.Need shift position when driving main frame---drive main frame to raise or reduce and driving device uses same driving band time, nut on the screw rod loosered a bolt, unscrew the captive nut on fixing screw mandrel, rotary motion screw mandrel, driving main frame is raised or reduces, to meet the requirements of height, simultaneously, adjust and drive the position of main frame on top board, it drives main frame to slide on top board, its screw rod moves in the groove of side, make initiatively rotating disk and passive rotating disk contraposition, thus, adapt to drive main frame high, the change of lower position, distance initiatively between rotating disk and passive center of turntable axis is remained unchanged, its driving band connects the driving active rotating disk of main frame and the passive rotating disk of work mechanism does not loosen, then captive nut is tightened, top board is made to be fixed on the certain position of fixing screw mandrel, fastening nut again, driving main frame is just fixedly connected on and can raises or reduce on the top board certain position of the frame of height.
Claims (3)
1. can raise or reduce a frame for height, it is the instrument of fixed drive main frame, and it adopts lifting structure, is made up of sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring, fixing one end of screw mandrel intersects vertically with the inner face of sole and is connected, and many fixing screw mandrels are parallel to each other, and the line of centers of the multiple through holes on sole is vertical with the inner face of sole respectively, and the line of centers of the through hole on sole is parallel with fixing screw mandrel, top board there are medial surface and lateral surface, medial surface and lateral surface are parallel to each other, the line of centers of the line of centers of the through hole of multiple circles that top board distributes and the through hole of connection of rotating screw mandrel is vertical with lateral surface with the medial surface of top board respectively, the groove side that two relative is had in side groove on top board, two relative groove side is parallel to each other, and it is vertical with lateral surface with the medial surface of top board respectively, and each groove side of multiple sides groove on top board is parallel to each other, one_to_one corresponding between the through hole of the circle on top board and fixing screw mandrel, quantity is identical, two captive nuts that its same fixing screw mandrel connects lay respectively at the outside of top board medial surface and the outside of lateral surface, fixing screw mandrel is inserted in the through hole of the circle of the correspondence on top board, and its same fixing screw mandrel is connected two captive nuts, makes top board be sandwiched between two captive nuts, it is characterized in that: the through hole of multiple circle that sole distributes, sole is connected and fixed one end of screw mandrel, a kind of frame that can raise or reduce height comprises many fixing screw mandrels, many fixing screw mandrels are positioned at sole side, the bottom of rotary screw rod is fixedly connected with the inner ring of bearing, bearing is installed and connected in bearing carrier ring, bearing carrier ring is fixedly connected on the inner face of sole, the through hole of multiple circle that top board distributes and the through hole of multiple sides groove and connection of rotating screw mandrel, the inwall of the through hole of its connection of rotating screw mandrel is female thread structure, top board has multiple sides groove, fixing screw mandrel cooperatively interacts with the through hole of the circle on top board and is connected, and meanwhile, the through hole of the connection of rotating screw mandrel on top board screws with rotary screw rod and is connected, by connections that cooperatively interact between sole, fixing screw mandrel, top board, captive nut, rotary screw rod, bearing, bearing carrier ring, the inner face forming sole raise with a kind of energy of the medial surface of top board and lateral surface is parallel to each other, the inner face of sole is relative with the medial surface of top board lifting structure or reduce frame highly respectively.
2. a kind of frame that can raise or reduce height according to claim 1, is characterized in that: the head end of rotary screw rod is square column type, and its bottom is cylindrical, makes the line of centers of rotary screw rod and fixing screw mandrel be parallel to each other like this.
3. a kind of frame that can raise or reduce height according to claim 1, it is characterized in that: a kind of frame that can raise or reduce height, it equips handle, square opening is had in the middle of handle, the head end of the square opening of handle and the square column type of rotary screw rod cooperatively interacts, and the head end being inserted in the square column type of rotary screw rod in the square opening namely in the middle of handle matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756372.2A CN104743469A (en) | 2013-12-25 | 2013-12-25 | Height-adjustable frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756372.2A CN104743469A (en) | 2013-12-25 | 2013-12-25 | Height-adjustable frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104743469A true CN104743469A (en) | 2015-07-01 |
Family
ID=53583849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310756372.2A Pending CN104743469A (en) | 2013-12-25 | 2013-12-25 | Height-adjustable frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104743469A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249139A (en) * | 2020-01-22 | 2020-06-09 | 李榕 | Paediatrics skin protection nursing device |
| CN113225966A (en) * | 2021-05-31 | 2021-08-06 | 安徽力盾网络科技有限公司 | Rack assembly for network communication equipment |
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| CN202066691U (en) * | 2011-05-25 | 2011-12-07 | 襄樊朗弘机电有限公司 | Movable retractable front support for engine |
| CN102777748A (en) * | 2012-08-08 | 2012-11-14 | 吉林大学 | Static expanding lifting device of automobile air bag |
| CN203047975U (en) * | 2012-11-23 | 2013-07-10 | 陕西子竹电子有限公司 | Ascending and descending transmission device for large-area aluminum base plate conveying-out machine |
| CN203237158U (en) * | 2013-03-14 | 2013-10-16 | 东莞龙昌数码科技有限公司 | Lifting device of vehicle-mounted robot |
| CN203346005U (en) * | 2013-06-21 | 2013-12-18 | 成都航天万欣科技有限公司 | Vehicle-mounted lifting platform |
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2013
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006027753A (en) * | 2004-07-12 | 2006-02-02 | Hitachi Engineering & Services Co Ltd | Turntable device for motor inspection and repair line |
| CN201033721Y (en) * | 2007-04-16 | 2008-03-12 | 上海理工大学 | Four-guide-pillar auto-lift bench mechanism for medical appliance |
| CN202066691U (en) * | 2011-05-25 | 2011-12-07 | 襄樊朗弘机电有限公司 | Movable retractable front support for engine |
| CN102777748A (en) * | 2012-08-08 | 2012-11-14 | 吉林大学 | Static expanding lifting device of automobile air bag |
| CN203047975U (en) * | 2012-11-23 | 2013-07-10 | 陕西子竹电子有限公司 | Ascending and descending transmission device for large-area aluminum base plate conveying-out machine |
| CN203237158U (en) * | 2013-03-14 | 2013-10-16 | 东莞龙昌数码科技有限公司 | Lifting device of vehicle-mounted robot |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111249139A (en) * | 2020-01-22 | 2020-06-09 | 李榕 | Paediatrics skin protection nursing device |
| CN113225966A (en) * | 2021-05-31 | 2021-08-06 | 安徽力盾网络科技有限公司 | Rack assembly for network communication equipment |
| CN113225966B (en) * | 2021-05-31 | 2022-06-24 | 安徽力盾网络科技有限公司 | Rack assembly for network communication equipment |
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Application publication date: 20150701 |
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