CN104367009B - Manual and automatic integrated multifunctional drawing desk - Google Patents

Manual and automatic integrated multifunctional drawing desk Download PDF

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Publication number
CN104367009B
CN104367009B CN201410290699.XA CN201410290699A CN104367009B CN 104367009 B CN104367009 B CN 104367009B CN 201410290699 A CN201410290699 A CN 201410290699A CN 104367009 B CN104367009 B CN 104367009B
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China
Prior art keywords
desk
fixed
plate
motor
manual
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CN201410290699.XA
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Chinese (zh)
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CN104367009A (en
Inventor
姜吉光
刘洋
徐振洋
马筱溪
王升旭
荆鑫
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Changchun University of Science and Technology
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Changchun University of Science and Technology
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Priority to CN201410290699.XA priority Critical patent/CN104367009B/en
Publication of CN104367009A publication Critical patent/CN104367009A/en
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B41/00School desks or tables
    • A47B41/02Adjustable, inclinable, sliding or foldable desks tops
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B27/00Drawing desks or tables; Carriers for drawing-boards
    • A47B27/02Adjustable drawing tables without balancing means
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B27/00Drawing desks or tables; Carriers for drawing-boards
    • A47B27/14Adjustable underframes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B41/00School desks or tables
    • A47B41/04Drawing or model stands

Abstract

The invention provides a manual and automatic integrated multifunctional drawing desk and relates to the field of machine design. The drawing desk solves the problems that an existing common desk is single in function and cannot be suitable for people of different heights, and a desk surface cannot tilt or be adjusted. The drawing desk comprises a desk surface, a base, desk legs, an intelligent control system, a lifting mechanism and a dip angle changing mechanism, wherein the lifting mechanism is composed of a motor supporting plate, a first motor, a first handle, a worm, a worm gear, a sliding bar, a long-shaft bearing, a long shaft, a chain, a key, a washer, a chain wheel shaft, a second reinforcing plate, a first reinforcing plate, a nesting plate, a positioning block and a chain wheel, and the dip angle changing mechanism is composed of a sliding rod, a second handle, a screw rod, a second motor, a lifting supporting rod threaded shaft, a rhombus extending assembly, idler wheels and a guide rail. By means of the dip angle changing mechanism, the lifting mechanism and the intelligent control system, the whole desk can ascend and descend, the desk surface can tilt, drawing is convenient and stable, drawing quality is improved, and good drawing equipment is provided for students who learn to draw. The drawing desk is good in performance and high in efficiency and can be easily accepted by students.

Description

Manual-automatic integrated multifunctional drawing desk
Technical field
The present invention relates to technical field of mechanical design, and in particular to a kind of Manual-automatic integrated multifunctional drawing desk.
Background technology
Desk for students chair occupies critically important status in student's learning life at ordinary times, and routine work all be unable to do without It, utilization rate is very high, and desk and chair is also the important external environment of training student good sitting position, and it is with deformity of spinal column syndrome And a bathomorphic key factor for having a close relationship, and affecting ability of fulfilling school assignment and body function, therefore Desk for students chair more should comply with base of principle of human engineering, not only can so make student form good sitting posture custom, also Working performance can be improved, the sickness rate of occupation disease is reduced.
Open up in national universities according to investigations mechanical drawing class up to 200 institutes, number of users about 400,000, and with China's system The fast development of industry is made, the student's ratio for learning Mechanical Drawing Taught can also increase year by year, asked in the face of more and more prominent teaching Topic and health problem, will need to carry out innovative design to plotting equipment.
At present, existing common desk is constituted using desktop, table leg and drawer, single function, and going to school and leaving school needs Removing chart board or drawing does not have chart board;Table height is fixed, it is impossible to adapt to the needs of different proportion height crowd;Desktop is flat , Graphing of Engineering needs long-time to draw, and life-time service can cause the malaise symptoms such as cervical vertebra disfiguration, sore waist and aching in the waist and the back.
The content of the invention
Cannot incline to solve the single function of existing common desk presence, different height crowds, desktop cannot being adapted to The problem of adjustment, the present invention provide a kind of Manual-automatic integrated multifunctional drawing desk.
The present invention is as follows by solving the technical scheme that technical problem is adopted:
Manual-automatic integrated multifunctional drawing desk, including desktop and two bases, is provided with two on each base Table leg;Also include:
Elevating mechanism, passes through major axis axle respectively including cage plate, two ends are set with two table legs on same base Hold the major axis installed in two cage plate upper ends, the worm gear being sleeved on major axis and worm gear be engagement worm screw, fix respectively First handle and the first motor at worm screw two ends, it is fixed on support and is used for the motor support plate of the first motor to be installed, is sleeved on Two sprocket wheels at major axis two ends, the key being fixed between sprocket wheel and major axis, each cage plate lower end are fixed with a sprocket shaft, up and down It is upper on the outside of chain that end is set on sprocket wheel and sprocket shaft and is fixed on a table leg by locating piece, each table leg Lower end is respectively arranged with a slider bar;Upper end slider bar be arranged on table leg on and with cage plate on the inside of be slidably connected, lower slide Rod be arranged on cage plate on and with table leg on the outside of be slidably connected;
The support being fixed on cage plate, the base plate being fixed in the plane formed by rack upper surface and cage plate upper surface, It is separately mounted to base plate two ends and respectively positioned at two desk docks of two cage plate upper ends, the desktop is arranged on by rotating shaft On desk dock;
Change of pitch angle mechanism, including:Two ends are arranged in the slip plane of desk dock and can do straight in slip plane The reciprocating sliding bar of line and sliding bar are connected by screw pair and the leading screw on base plate, is separately fixed at leading screw two End and the second handle on base plate and the second motor, two rhombus stretching, extension groups being separately mounted on two desk docks Part, two guide rails installed in desktop lower surface, it is separately mounted to two rhombus extension assembly upper ends and can be in the chute of guide rail Two rollers of interior slip;
The intelligence control system for electrically connecting installed in desktop upper surface and with the first motor and the second motor respectively, by intelligence Energy control system sends corner and the rotating that specific different time length electric impulse signal controls the first motor and the second motor, Drive worm screw and leading screw to rotate simultaneously, realize desk integral elevating and desktop tilt variation.
Also include:The telescopic component being fixed on by interim spillikin on base plate, the telescopic component by multiple connecting rods and Connecting shaft is constituted and can be stretched to two ends centered on spillikin temporarily;Two workbench at telescopic component two ends are separately fixed at, The two workbench in the square opening of two desk docks and can be thus drawn out respectively.
Also include:Installed in the tool ruler of desktop upper surface;The 3mm of described tool ruler one end bossing and desktop surrounding Groove coordinates and can slide in groove.
The elevating mechanism also includes:It is fixed on the first reinforcing plate on the outside of cage plate, activity to be placed on the inside of cage plate and which The second reinforcing plate being slidably connected on the inside of two ends and two table legs;Sprocket shaft one end is fixed on outside cage plate by the first reinforcing plate Side, the other end are fixed in the second reinforcing plate and stretch out on the outside of cage plate.
Also include:Packing ring on sprocket shaft and on the inside of the second reinforcing plate.
The rhombus extension assembly is made up of multiple lifting levers and little axle, and roller is arranged on the raising boom end of the top, One in the lifting lever of bottom two is arranged in the groove of sliding bar by playing frame pole thread spindle, and another is solid by axle It is scheduled on desk dock.
Also include:Two connecting plates being separately fixed on two desk docks, described two desk docks and two companies Fishplate bar one rectangular recess of formation, the leading screw and the second motor are respectively positioned in rectangular recess and second handle is located at outside connecting plate Side.
The intelligence control system adopts high performance STM32 single-chip microcomputers, carries LCDs control panel.
The excursion at the angle of inclination of the desktop is 0 °~60 °.
The locating piece is fixed on the inner side of a table leg on same base two table legs and near chain, described One section of chain is fixed on table leg by locating piece.
The invention has the beneficial effects as follows:
1st, elevating mechanism, by chain drive make desk desk body along fixing point move, realize desk desk body integral elevating with Different height crowds are adapted to, it is simple to operation, it is time saving and energy saving.
2nd, change of pitch angle mechanism, the inclination angle for adjusting desktop by the extensional process of lead screw transmission and rhombus extension assembly become Change, so as to adapt to different drawing visual angles, increase drawing comfort level, it is easy to operate, make drawing course more efficiently, it is comfortable, simple, Save manpower and time.
3rd, increase horizontal table newly, be conducive to drawing instrument and other articles to collect.
4th, the addition of desktop tool chi causes convenient, degree of accuracy lifting of drawing.
5th, desk desk body lifting distance, inclination angle of desktop can control be completed manually according to user demand, or is passed through Intelligence control system is automatically performed, and is truly realized the Manual-automatic integrated of drawing desk, embodies hommization, personalization, Meet requirement of the different users to desktop and overall desk height.
6th, the present invention uses Human Engineering Principle, using change of pitch angle mechanism, elevating mechanism and intelligence control system reality Existing desk integral elevating and desktop are inclined, and it is convenient, stable to draw, and improves drawing quality, and the present invention solves classroom not The problem of drawing class can be opened up, the student for more learning drawing student provides good plotting equipment, and gives drawing teaching Bring great convenience.
7th, the good, efficiency high of inventive energy, is easily received by student, and user is more, annual newly-increased study Drawing course Student is about 400,000 person-times, therefore the present invention has boundless application market and high promotional value.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the Manual-automatic integrated multifunctional drawing desk of the present invention.
Fig. 2 is the front view of the Manual-automatic integrated multifunctional drawing desk of the present invention.
Left views of the Fig. 3 for Manual-automatic integrated multifunctional drawing desk shown in Fig. 2.
Top views of the Fig. 4 for Manual-automatic integrated multifunctional drawing desk shown in Fig. 2.
Dimensional structure diagrams of the Fig. 5 for elevating mechanism.
Structural representations of the Fig. 6 for table leg.
Structural representations of the Fig. 7 for cage plate, wherein, front views of Fig. 7 a for cage plate, left sides of Fig. 7 b for cage plate shown in Fig. 7 a View, top views of Fig. 7 c for cage plate shown in Fig. 7 a.
Structural representations of the Fig. 8 for locating piece.
In figure:1st, base, 2, table leg, 3, sprocket wheel, 4, locating piece, 5, cage plate, the 6, first reinforcing plate, the 7, second reinforcing plate, 8th, sprocket shaft, 9, packing ring, 10, key, 11, chain, 12, major axis, 13, long axle bearing, 14, slider bar, 15, support, 16, worm gear, 17th, worm screw, 18, first handle, the 19, first motor, 20, motor support plate, 21, base plate, 22, desk dock, 23, connecting plate, 24, Sliding bar, 25, second handle, 26, leading screw, the 27, second motor, 28, play frame pole thread spindle, 29, rhombus extension assembly, 30, Roller, 31, guide rail, 32, desktop, 33, workbench, 34, interim spillikin, 35, telescopic component, 36, tool ruler, 37, Based Intelligent Control System.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, the Manual-automatic integrated multifunctional drawing desk of the present invention, including:Two bases, 1, four tables Lower limb 2, support 15, the connecting plate 23 of desk dock 22, two of base plate 21, two, 32, two workbench 33 of desktop, interim spillikin 34, Telescopic component 35, tool ruler 36, intelligence control system 37, elevating mechanism, change of pitch angle mechanism.
As shown in fig. 6, table leg 2 is hollow square tube, one end carries U-lag with fixed installation hole, the other end.Such as Fig. 1 institutes Show, two table legs 2 are arranged on a base 1, and another two table leg 2 is arranged on another base 1, the fixed installation of table leg 2 Nose end is stretched in the square mounting hole of base 1 and is fixed by screw, leaves one between two on same base 1 table leg 2 Set a distance.As shown in figure 5, support 15 includes two parts (eliminating a portion in Fig. 5), two parts are empty by three Heart square tube is sequentially welded, and the two ends of a part are separately fixed at the upper end side of two cage plates 5, the two ends point of another part The upper end opposite side of two cage plates 5 is not fixed on.
As shown in figure 5, elevating mechanism, including motor support plate 20, the first motor 19, first handle 18, worm screw 17, worm gear 16th, eight slider bars, 14, two long axle bearings 13,11, two, chain, 10, two, key, 9, two, the packing ring sprocket wheel of major axis 12, two 8, two, axle the first reinforcing plate 6, two of the second reinforcing plate 7, two locating piece 4 of cage plate 5, two and two sprocket wheels 3.Motor support plate 20 two ends are arranged on support 15, and 17 one end of worm screw is fixed with first handle 18, and the other end is electrically connected with the first motor 19, worm screw 17th, first handle 18 and the first motor 19 are integrally attached on motor support plate 20;Worm gear 16 is engaged each other with worm screw 17, worm gear 16 are sleeved on major axis 12;One cage plate 5 is sleeved on on same base 1 two table legs 2, such as Fig. 7 a, 7b, 7c institute Show, the upper end of cage plate 5 is provided with the installing hole for installing major axis 12, and lower end both sides are provided with prominent arcuate structure, 12 liang of major axis End is put in the upper end installing hole of two cage plates 5 respectively, and long axle bearing 13 is sleeved on 12 two ends of major axis and is fixed on the outside of cage plate 5 5) (in order to show elevating mechanism, a cage plate is eliminated in Fig. 1, Fig. 2, Fig. 5, sprocket wheel 3, chain 11, the second reinforcing plate 7, chain Wheel shaft 8, packing ring 9 are respectively positioned between on same base 1 two table legs 2 and positioned at the inside of cage plate 5, and two sprocket wheels 3 are distinguished 12 two ends of major axis are sleeved on, as shown in Fig. 2 key 10 is installed between sprocket wheel 3 and major axis 12, for being coupled sprocket wheel 3 and major axis 12,11 upper end of chain is sleeved on sprocket wheel 3, and lower end is sleeved on sprocket shaft 8, and the two ends of sprocket shaft 8 are stretched out on the outside of cage plate 5, chain 8 one end of wheel shaft is fixed on cage plate 5 by the first reinforcing plate 6, and the other end is fixed by screws in the second reinforcing plate 7 and stretches out On the outside of cage plate 5, the first reinforcing plate 6 is fixed on the outside of cage plate 5,7 activity of the second reinforcing plate be placed on the inside of cage plate 5 and its two ends with The inner side of two table legs 2 is slidably connected, and is provided with locating piece 4 in the inner side of a table leg 2 on the position of chain 11, such as schemes Shown in 8, installing hole on locating piece 4, is provided with, the section of chain 11 therein is fixed on table leg 2 by locating piece 4, slider bar 14 Eight are had, two slider bars 14 are installed in the upper and lower ends of each table leg 2, the slider bar 14 of lower end is arranged on cage plate 5 Be the relation that is slidably connected in arcuate structure and with the outside of table leg 2, the slider bar 14 of upper end be arranged on the U-lag end of table leg 2 and It is the relation that is slidably connected on the inside of slider bar 14 and cage plate 5.First handle 18 is rotated, worm screw 17 drives worm gear 16 to rotate, major axis 12 Concomitant rotation, by the effect of long axle bearing 13 and sprocket wheel 3, chain 11 is rotated with major axis 12, due to the effect of locating piece 4, chain Bar 11 is moved up, and so as to drive sprocket shaft 8 to move up, sprocket shaft 8 is fixed relationship with cage plate 5, therefore, by sprocket shaft 8 liftings for driving cage plate 5 outer laterally moved along table leg 2 with slider bar 14, overall so as to realize desk.The present invention can be with Adjust the height of desktop 32 according to the height of user, manual rotation first handle 18 or by the Based Intelligent Control on desktop 32 System 37 rotates worm screw 17 and realizes desk integral elevating.Packing ring 9 is arranged on sprocket shaft 8 and is located on the inside of the second reinforcing plate 7, Effect is:Increase the Area of bearing of connected compcnent to reduce the pressure of contact position and avoid tightening nut.
As shown in figure 1, base plate 21 is fixed in the plane formed by 15 upper surface of support and 5 upper surface of cage plate, such as Fig. 3 institutes Show, two desk docks 22 are separately mounted to the two ends of base plate 21 and respectively positioned at the upper end of two cage plates 5, in desk dock 22 Slip plane and the square opening for guiding 33 horizontal movement of workbench is provided with, two connecting plates 23 are solid by screw respectively Be scheduled on two desk docks 22, a rectangular recess is formed by two desk docks 22 and two connecting plates 23.Desktop 32 Lower surface edge carries two bulge-structures, and bulge-structure is arranged on one end of desk dock 22 by rotating shaft, and desktop 32 can To realize that angle is inclined by the effect of rotating shaft.
As shown in figure 1, change of pitch angle mechanism, including sliding bar 24, second handle 25, leading screw 26,27, two, the second motor Play the roller 30 of rhombus extension assembly 29, two of frame pole thread spindle 28, two and two guide rails 31.One end of leading screw 26 is provided with Second handle 25, the other end are electrically connected with the second motor 27, the leading screw 26 and the second motor 27 be respectively positioned in rectangular recess and Second handle 25 is located on the outside of connecting plate 23, and sliding bar 24 is screw pair annexation with leading screw 26, and 24 two ends of sliding bar are installed Straight reciprocating motion can be done in the slip plane of desk dock 22 and in slip plane, and two guide rails 31 are arranged on desktop 32 Lower surface on.Two rhombus extension assemblies 29 are separately mounted on two desk docks 22, and rhombus extension assembly 29 is by multiple Lifting lever and little axle composition, the raising boom end of the top are provided with roller 30, and roller 30 is arranged on the chute of guide rail 31 simultaneously Interior, in two lifting levers of bottom is arranged in the groove of sliding bar 24 by playing frame pole thread spindle 28, another It is individual to be fixed on desk dock 22 by axle.Second handle 25 is rotated, drives leading screw 26 to rotate, by leading screw 26 and sliding bar 24 Worm drive make sliding bar 24 do straight reciprocating motion in the sliding groove of desk dock 22, while making to be hinged with sliding bar 24 The each component of rhombus extension assembly 29 relatively rotate, slided so that desktop 32 in the chute of guide rail 31 by roller 30 Change in certain angle.
The excursion at the angle of inclination of desktop 32 is 0 °~60 °, and used as design subject, mapping has several ways, so The presence or absence of angle of inclination and size are necessary, and actual when desktop 32 inclines 12 ° and 24 °, the posture of user is relatively certainly So the mobile range of trunk is little, and relative with the horizontal scope of operation, tired sense of discomfort can reduce, and drawing table desktop 32 is usually inclined , if 32 level of desktop or too low, because head inclination angle is no more than 30 °, just necessary body is anteflexion for user.In order to adapt to not With user, desktop 32 should be designed to it is adjustable, angle of inclination be 0 °~60 °, increased the stability of desktop 32, use The optimal viewing angle area class of person, reduces human eye and excessively overuses fatigue.
As shown in figure 1, two workbench 33 are separately fixed at 35 two ends of telescopic component, and the two workbench 33 are distinguished In the square opening of two desk docks 22, workbench 33 can be extracted out from square opening, and telescopic component 35 is by multiple identicals Connecting rod and connecting shaft are constituted, and the centre of telescopic component 35 is fixed on base plate 21 by interim spillikin 34, when desktop 32 When angle of inclination changes, workbench 33 is made still to keep level by the effect of telescopic component 35 and interim spillikin 34, can be with Drawing instrument, water tumbler etc. is placed, beneficial to the finishing collecting of article, drawing efficiency is improved.
As shown in figure 4, tool ruler 36 and intelligence control system 37 are installed on the upper surface of desktop 32,32 surrounding of desktop There are 3mm grooves, groove can coordinate slip, tool ruler 36 in groove to cause drawing efficiency more with 36 one end bossing of tool ruler Height, more precision of drawing, realizes the function of T-square so that draws more accurate, greatly improves drawing efficiency.
As shown in figure 4, intelligence control system 37 is electrically connected with the first motor 19 and the second motor 27 respectively, by intelligent control System processed 37 sends specific different time length electric impulse signal and controls the corner of the first motor 19 and the second motor 27 and positive and negative Turn, while driving worm screw 17 and leading screw 26 to rotate, realize the tilt variation of desk integral elevating and desktop 32.Intelligence control system 37 adopt high performance STM32 single-chip microcomputers, carry LCDs control panel, while possess " memory function ", can be first Desk body height and the desktop inclination angle needed for student number correspondence is remembered after secondary use, completes the every ginseng of electric impulse signal inside single-chip microcomputer Several calculating, so that carry out Intelligent adjustment so that the regulation to desk body height, desktop inclination angle is more simultaneously accurate, during use more It is laborsaving.
In present embodiment, table leg 2 is made using 45# steel.
In present embodiment, the first motor 19 and the second motor 27 are respectively adopted 57BYGH803 types motor and 86 types Motor.The rated power of 57BYGH803 type motors is 10~50W, and rated current is 1.5A, rated voltage is 12~ 48V, nominal torque are 1.4NM, and maximum (top) speed is 1000rpm.86 type motor rated power are 90W, and rated current is 1.0 ~4.2A, rated voltage are 4~50V, and quiet torque 12.0NM, maximum (top) speed are 1000rpm.

Claims (10)

1. Manual-automatic integrated multifunctional drawing desk, including desktop (32) and two bases (1), pacifies on each base (1) Equipped with two table legs (2);Characterized in that, also including:
Elevating mechanism, passes through length respectively including cage plate (5), two ends are set with two table legs (2) on same base (1) Axle bearing (13) is arranged on the major axis (12) of two cage plate (5) upper ends, the worm gear (16) being sleeved on major axis (12), and worm gear (16) for engagement worm screw (17), be separately fixed at worm screw (17) two ends first handle (18) and the first motor (19), Being fixed on support (15) is used for the motor support plate (20) for installing the first motor (19), two chains for being sleeved on major axis (12) two ends Wheel (3), the key (10) that is fixed between sprocket wheel (3) and major axis (12), each cage plate (5) lower end be fixed with a sprocket shaft (8), Upper and lower side is set on sprocket wheel (3) and sprocket shaft (8) and is fixed on the chain on a table leg (2) by locating piece (4) (11), the upper and lower side on the outside of each table leg (2) is respectively arranged with a slider bar (14);Upper end slider bar (14) is arranged on table leg (2) on and with cage plate (5) on the inside of be slidably connected, lower slide rod (14) be arranged on cage plate (5) on and with the outer Slideslip of table leg (2) Connection;
The support (15) that is fixed on cage plate (5), it is fixed on the plane formed by support (15) upper surface and cage plate (5) upper surface On base plate (21), be separately mounted to base plate (21) two ends and respectively positioned at two cage plate (5) upper ends two desk docks (22), described desktop (32) are arranged on desk dock (22) by rotating shaft;
Change of pitch angle mechanism, including:Two ends are arranged in the slip plane of desk dock (22) and can do straight in slip plane The reciprocating sliding bar of line (24), and sliding bar (24) by screw pair connect and be located at base plate (21) on leading screw (26), It is separately fixed at leading screw (26) two ends and the second handle (25) that is located on base plate (21) and the second motor (27), is separately mounted to Two rhombus extension assemblies (29) on two desk docks (22), two guide rails (31) installed in desktop (32) lower surface, It is separately mounted to two rhombus extension assembly (29) upper ends and two rollers (30) that can be slided in the chute of guide rail (31);
The Based Intelligent Control system for electrically connecting installed in desktop (32) upper surface and with the first motor (19) and the second motor (27) respectively System (37), sends specific different time length electric impulse signal by intelligence control system (37) and controls the first motor (19) and the The corner of two motors (27) and rotating, while driving worm screw (17) and leading screw (26) to rotate, realize desk integral elevating and table Face (32) tilt variation.
2. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that also include:Pass through Interim spillikin (34) is fixed on the telescopic component (35) on base plate (21), and telescopic component (35) are by multiple connecting rods and connection Axle is constituted and can be stretched to two ends centered on spillikin (34) temporarily;It is separately fixed at two work at telescopic component (35) two ends Platform (33), the two workbench (33) in the square opening of two desk docks (22) and can be thus drawn out respectively.
3. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that also include:Install In the tool ruler (36) of desktop (32) upper surface;The 3mm ditches of tool ruler (36) one end bossing and desktop (32) surrounding Groove coordinates and can slide in groove.
4. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that the elevating mechanism Also include:It is fixed on the first reinforcing plate (6) on the outside of cage plate (5), activity to be placed on the inside of cage plate (5) and its two ends and two tables The second reinforcing plate (7) being slidably connected on the inside of lower limb (2);Sprocket shaft (8) one end is fixed on cage plate by the first reinforcing plate (6) (5), on the outside of, the other end is fixed in the second reinforcing plate (7) and stretches out on the outside of cage plate (5).
5. Manual-automatic integrated multifunctional drawing desk according to claim 4, it is characterised in that also include:Install Packing ring (9) on sprocket shaft (8) and on the inside of the second reinforcing plate (7).
6. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that the rhombus stretches Component (29) is made up of multiple lifting levers and little axle, and roller (30) is arranged on the raising boom end of the top, and bottom two is risen One in rising stem is arranged in the groove of sliding bar (24) by playing frame pole thread spindle (28), and another is fixed on by axle On desk dock (22).
7. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that also include:Respectively Two connecting plates (23) being fixed on two desk docks (22), described two desk dock (22) and two connecting plates (23) A rectangular recess is formed, leading screw (26) and the second motor (27) are respectively positioned in rectangular recess and second handle (25) is located at On the outside of connecting plate (23).
8. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that the Based Intelligent Control System (37) adopts high performance STM32 single-chip microcomputers, carries LCDs control panel.
9. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that desktop (32) Angle of inclination excursion be 0 °~60 °.
10. Manual-automatic integrated multifunctional drawing desk according to claim 1, it is characterised in that the locating piece (4) inner side of a table leg (2) being fixed in two table legs (2) on same base (1) and close chain (11), the chain One section of bar (11) is fixed on table leg (2) by locating piece (4).
CN201410290699.XA 2014-06-25 2014-06-25 Manual and automatic integrated multifunctional drawing desk Active CN104367009B (en)

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CN104367009B true CN104367009B (en) 2017-03-22

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CN104957886B (en) * 2015-06-30 2018-08-17 余清海 A kind of adjustable multifunctional Writing and drawing desk
CN105686346B (en) * 2016-04-21 2018-01-23 杭州蓝达工艺制品有限公司 A kind of double dynamical lifting desk surface
CN105768647A (en) * 2016-04-25 2016-07-20 朱景超 Anti-pinch bracket assembly of learning desk and chair capable of preventing myopia and humpback
CN108926125B (en) * 2018-07-18 2021-06-29 陈杰 Student desk with high practicability

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CN2689779Y (en) * 2004-03-01 2005-04-06 张立安 Multifunction table capable of freely lifting and freely regulating angle
CN201205077Y (en) * 2008-03-24 2009-03-11 公隆实业股份有限公司 Table with tiltable table plate
CN202604140U (en) * 2012-07-04 2012-12-19 李婷 Multifunctional desk
CN202980996U (en) * 2013-01-14 2013-06-12 海宁市职业高级中学 Multi-function desk for art design major teaching
CN203952937U (en) * 2014-06-25 2014-11-26 长春理工大学 Manual-automatic integrated multifunctional drawing desk

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* Cited by examiner, † Cited by third party
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DE3621135A1 (en) * 1986-06-24 1988-01-07 Krause Robert Gmbh Co Kg Height-adjustable drawing table
CN2689779Y (en) * 2004-03-01 2005-04-06 张立安 Multifunction table capable of freely lifting and freely regulating angle
CN201205077Y (en) * 2008-03-24 2009-03-11 公隆实业股份有限公司 Table with tiltable table plate
CN202604140U (en) * 2012-07-04 2012-12-19 李婷 Multifunctional desk
CN202980996U (en) * 2013-01-14 2013-06-12 海宁市职业高级中学 Multi-function desk for art design major teaching
CN203952937U (en) * 2014-06-25 2014-11-26 长春理工大学 Manual-automatic integrated multifunctional drawing desk

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