CN103948241A - Drawing desk capable of moving in all directions - Google Patents
Drawing desk capable of moving in all directions Download PDFInfo
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- CN103948241A CN103948241A CN201410195947.2A CN201410195947A CN103948241A CN 103948241 A CN103948241 A CN 103948241A CN 201410195947 A CN201410195947 A CN 201410195947A CN 103948241 A CN103948241 A CN 103948241A
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Abstract
The invention discloses a drawing desk capable of moving in all directions, relates to the technical field of machine designs, and solves the problems that the desk with the existing conventional design has the problems of insufficient height, insufficient space and poor maneuverability. The desk comprises four panels, desk legs, three-directional cross-connecting mechanisms, a three-track guide rail sliding way, a locking mechanism, a 360-degree circumferential rotational positioning mechanism, a multi-angle tilt mechanism, a desk leg folding mechanism and a desktop lifting mechanism, wherein the three-dimensional cross-connecting mechanisms are fixed to the side surface of a first plate and are in sliding connection with sliding grooves; the three-track guide rail sliding way is mounted between the lower surface of a second plate and the upper surface of a third plate; the 360-degree circumferential rotational positioning mechanism is fixedly connected with the third plate and is connected with the fourth plate in a sliding way; the multi-angle tilt mechanism comprises two first desk legs with arc-shaped grooves and rotating arcs which are arranged in the arc-shaped grooves of the first desk legs. The drawing desk capable of moving in all directions can be rotated and positioned at 360 degrees in the circumferential direction, can be unfolded in a layered way and can be tilted at a proper angle so as to meet the drawing requirements on different sheets; the desktop height is adjustable to meet the drawing requirements on different heights; the desk legs can be folded, so that the placement is facilitated, the space is saved, and the drawing desk capable of moving in all directions is flexible, convenient and reliable.
Description
Technical field
The present invention relates to mechanical designing technique field, be specifically related to a kind of omnibearing movable drawing table.
Background technology
In most of school, the desk in classroom is all purchased and is arranged for the design of conventional classroom, although this meets traditional give lessons requirement and student's the demand of listening to the teacher, does not but consider the specific demand to desk that some specialty is required.College students ' specialty is of a great variety, traditional common desk can not meet the daily course learning of student and operation, take engineering and polytechnic universities as example, in mechanical drawing class or Engineering Drawing Course, need professional plotting equipment, to student, bring inconvenience part thus, and most of students have trestle board in arms, T-square is drawn in classroom, chart board not only carries inconvenience, and take up room in classroom, and classroom space is limited, a chart board just takies whole desk completely, greatly reduce the utilization rate in space, for drawing, brought great inconvenience, now a lot of desks do not design from human engineering angle, such as the angle of desktop and horizontal plane is 0 degree, so long-time level mapping and usual upper class hour, the too low or overlong time of bowing of bowing, can affect one's power of vision and cause cervical vertebra problem, harm student's health, simultaneously, desk is irremovable, can easily movable desk.
Summary of the invention
The poor problem of desk insufficient height, insufficient space, mobility existing in order to solve the desk of existing employing conventional design, the invention provides a kind of flexibly, can 360 ° the location that rotates in a circumferential direction, desktop can stackedly launch, the suitable angle of desktop tiltable, height of table top are adjustable, the folding omnibearing movable drawing table of table leg, with its rotating manner flexibly, make full use of space, make to draw convenient reliable, improve drawing efficiency.
The present invention is that the technical scheme that adopts of technical solution problem is as follows:
Omnibearing movable drawing table of the present invention, comprises the first plate, the second plate with chute, the 3rd plate and the 4th plate; Also comprise:
The three-dimensional connecting mechanism that is arranged on the first plate side and is slidably connected with chute, promote the moving three-dimensional connecting mechanism of the first strip slides in chute, slide to after continuing to slide down to location, bottom after the inclination radian of chute and stop, making the upper surface flush of the first plate and the second plate;
Be arranged on the joint of three between the second plate lower surface and the 3rd plate upper surface rail guide rail sliding chute slideway;
Be used for the locking mechanism after the first plate and the second plate launch completely;
Be arranged on 360 ° of detent mechanisms that rotate in a circumferential direction that rotate in a circumferential direction and locate with respect to the 4th plate for the first plate, the second plate and the 3rd slab integral on the 3rd plate and the 4th plate;
Be arranged on the desktop lifting mechanism that carries out lifting for the first plate, the second plate and the 3rd slab integral with respect to the 4th plate on the 4th plate;
Multi-angle oblique mechanism, comprises with two the first table legs of arc groove and is arranged on the rotation circular arc in the arc groove of the first table leg, described rotation circular arc can carry out multi-angle rotary inclination in arc groove;
Table-leg folding mechanism, comprise the bearing, the two ends that are arranged on the 4th plate lower surface be separately fixed at bearing with rotate that support, upper end on circular arc is connected with rotation circular arc and with the second table leg of a plurality of through holes, be arranged on the hinge of the second table leg and the junction of rotation circular arc, with the 3rd table leg of a plurality of through holes, between described the second table leg and the 3rd table leg, by through hole, be connected with being fixed of connecting pin, by connecting pin, regulate flexible height, by folding bearing, make the first table leg inwardly folding, by folding hinge make the second table leg and the 3rd table leg folded-out.
Described three-dimensional connecting mechanism is two, lay respectively at the first plate both sides, by a triangle joint and three triangle joint latches, formed, on the same circumference of triangle joint, be provided with the circular hole that three equal angles distribute, triangle joint latch is staged column structure, roundlet styletable is arranged in the circular hole of triangle joint, and can in circular hole, rotate, the roundlet styletable of a triangle joint latch is fixed on end one side of the first plate, and the roundlet styletable of two triangle joint latches of residue is slidably mounted in the chute of the second plate and can in chute, slides.When not launching, the first plate and the second plate be in layer-by-layer state, used time first plate of pulling back not, and three-dimensional connecting mechanism can oppositely trackslip.
Described locking mechanism comprises: the tooth bar that is fixed on the second plate lower surface edge one side; All be fixed on gear and plug on the 3rd plate side, described wheel and rack engagement, is arranged in plug for pinning the alignment pin of gear; After the first plate and the second plate launch completely, move the first plate and the second plate simultaneously, gear rotates with tooth bar, when the junction of the first plate and the second plate is positioned at the centre position of the 3rd plate, by alignment pin lock gear to lock the relative position between the second plate and the 3rd plate.
Described 360 ° of detent mechanisms that rotate in a circumferential direction, comprising: upper end is fixed on the upper bush on the 3rd plate by upper bearing (metal); The sleeve being connected by key with outside, upper bush lower end connects, and described sleeve is mounted in the central through hole of the 4th plate, and upper bush and sleeve can synchronously rotate in a circumferential direction between connecting; By lower bearing sleeve, be contained in the lower sleeve that sleeve connects outside and is fixed on the 4th plate upper surface; Be positioned at the 4th plate lower surface and be connected the slewing circle of interference fit with sleeve, described sleeve connection can drive slewing circle jointly to rotate; By pen stand, be fixed on the penholder of the 4th plate lower surface, be sleeved on the first spring on penholder, described penholder can automatic locking slewing circle under the elastic force effect of the first spring.
Described desktop lifting mechanism comprises: by connecting rod upper bracket, be fixed on the connecting rod of the 3rd plate lower surface, described connecting rod lower end is fixed on the 4th plate upper surface by connecting rod undersetting; Be fixed on the little universal wheel on connecting rod undersetting, the wheel portion of described little universal wheel and the 4th plate sliding-contact; Two ends are separately fixed at the second spring on connecting rod undersetting and lower sleeve; Be arranged on the screw mandrel in the central through hole that sleeve connects, threaded engagement is passed through in described screw mandrel upper end and inside, upper bush lower end; Be sleeved on the feed screw nut of the end of screw mandrel; During rising, rotary screw rod moves vertically upward it in sleeve connects, and drives upper bush and the 3rd plate to rotate, and connecting rod is along with the 3rd plate rotates, and now, the second spring little universal wheel support the 3rd plate that stretches steadily rises.
Also comprise four universal wheels that are arranged on the 3rd table leg bottom, for drawing table integrated moving and locking position.
Also comprise the tool box with tool box support, described tool box support is arranged in the bracket chute of the 4th plate and can slides in bracket chute, the noiseless pull location of implementation tool case.
The chute of described three joint rail guide rail sliding chute slideways is arranged on the lower surface of the second plate, and the slideway of three joint rail guide rail sliding chute slideways is arranged on the upper surface of the 3rd plate; After the first plate and the second plate launch completely, by the chute on the second plate, coordinate and can make the second plate move with respect to the 3rd plate with slideway on the 3rd plate, by locking mechanism, lock the effect that the relative position between the second plate and the 3rd plate reaches balance center of gravity, avoids panel to tilt again, increased mobile stationarity.
The invention has the beneficial effects as follows:
1, master-plan conception
(1) designed drawing table should meet all students' different demands, take and facilitates student to design as basic goal, and drawing table should facilitate pupil drawing, and minimizing will convert drawing area and walk about of carrying out, and then improves drawing efficiency.
(2) should meet the demand of different pupil drawing postures to angle of inclination, to meet ergonomics and student's mapping custom.
(3) desktop should launch, and to meet the drafting of different length drawings, simultaneous altitude should be adjustable, adapts to different height students' user demand.
2, innovative point
(1) by the design of three-dimensional connecting mechanism, the first panel is moved in chute and with the complete combination of the second panel.
(2) by the design of multi-angle oblique mechanism, desktop tilts by the multi-angle rotary of tilt stand, thereby guarantees the comfort level of drawing.
(3) by the design of 360 ° of detent mechanisms that rotate in a circumferential direction, the whole 360 ° of rotations of desktop are regulated, graph region is made in convenient conversion, improves mapping efficiency.
3, function introduction
(1) desktop can stackedly launch, to meet the drafting demand of different map sheets.
(2) rotary top, can conveniently convert and make graph region, walking about when minimizing student maps.
(3) the suitable angle of desktop tiltable, to comply with mapping posture, keeps comfort level.
(4) height of table top is adjustable, to meet the drawing demand of different heights.
(5) table leg is collapsible, and convenient placement saved space, and self-locking universal wheel is installed simultaneously, convenient mobile.
(6) table leg is installed self-locking universal wheel, convenient mobile.
(7) fourth face plate lower surface is installed Extractable tool case, the taking of convenient drafting tool.
4, application value
The present invention is with its rotating manner flexibly, make full use of space, come design and the use thereof of traditional desk of an anti-convention, adopt the omnibearing movable of three-dimensional connecting mechanism, 360 ° of rotate in a circumferential direction detent mechanism and multi-angle oblique winding machine drawing tables, not only having saved attends class carries the loaded down with trivial details of chart board, facilitated student's drawing, and solve the drawbacks such as desk space utilization is in the past not enough, mobility is poor, greatly improved plotting speed simultaneously, strengthened the comfort level of drawing, easy to operate, there is very high promotional value.
Accompanying drawing explanation
Fig. 1 is the front view of omnibearing movable drawing table of the present invention.
Fig. 2 is the upward view of the omnibearing movable drawing table shown in Fig. 1.
Fig. 3 is the right view of the omnibearing movable drawing table shown in Fig. 1.
Fig. 4 is the structural representation of triangle joint, the front view that Fig. 4 a is triangle joint, and Fig. 4 b is the left view of Fig. 4 a.
Fig. 5 is the structural representation of triangle joint latch.
Fig. 6 is the front view of slewing circle.
Fig. 7 be along A-A in Fig. 6 to cutaway view.
Fig. 8 is the structural representation of pen stand, the front view that Fig. 8 a is pen stand, Fig. 8 b be along A-A in Fig. 8 a to cutaway view, Fig. 8 c is the top view of Fig. 8 a.
Fig. 9 is the structural representation of penholder.
Figure 10 is for rotating the structural representation of circular arc.
Figure 11 is the structural representation of upper bush, the front view that Figure 11 a is upper bush, and Figure 11 b is the left view of Figure 11 a.
In figure: 1, penholder, 2, pen stand, 3, the first spring, 4, chute, 5, the first plate, 6, triangle joint, 7, triangle joint latch, 8, the second plate, 9, the 3rd plate, 10, connecting rod upper bracket, 11, connecting rod, 12, connecting rod undersetting, 13, little universal wheel, 14, upper bearing (metal), 15, upper bush, 16, key, 17, lower bearing, 18, lower sleeve, 19, slewing circle, 20, sleeve connects, 21, feed screw nut, 22, screw mandrel, 23, the second spring, 24, bearing, 25, support, 26, rotate circular arc, 27, the first table leg, 28, hinge, 29, the second table leg, 30, the 3rd table leg, 31, universal wheel, 32, tooth bar, 33, gear, 34, plug, 35, the 4th plate, 36, tool box, 37, tool box support, 38, bracket chute, 39, alignment pin.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1, Figure 2 and Figure 3, omnibearing movable drawing table of the present invention comprises: the first plate 5, the second plate 8, the 3rd plate 9, the 4th plate 35, universal wheel 31, tool box 36, tool box support 37, bracket chute 38, two three-dimensional connecting mechanisms, three joint rail guide rail sliding chute slideways, locking mechanism, 360 ° of detent mechanisms that rotate in a circumferential direction, multi-angle oblique mechanism, desktop lifting mechanism, table-leg folding mechanism.
Two three-dimensional connecting mechanisms lay respectively at the both sides of the first plate 5, as shown in Figure 3, by a triangle joint 6 and three triangle joint latches 7, formed, as shown in Fig. 4 a and Fig. 4 b, on the same circumference of triangle joint 6, be provided with the circular hole that three equal angles distribute, as shown in Figure 5, triangle joint latch 7 is staged column structure, roundlet styletable is arranged in the circular hole of triangle joint 6, and can in circular hole, rotate.As shown in Figure 3, two opposite side inner sides of the second plate 8 are provided with chute 4, chute 4 one end are with downward inclination radian, the roundlet styletable of a triangle joint latch 7 is fixed on end one side of the first plate 5, and the roundlet styletable of two triangle joint latches 7 of residue is slidably mounted in the chute 4 of the second plate 8 and can in chute 4, slides.When not launching, the first plate 5 and the second plate 8 are in layer-by-layer state, now, the other end (be not with inclination radian end) of three-dimensional connecting mechanism in chute 4, when needs launch, along chute 4, promote the first plate 5, the stressed horizontal sliding forward of the first plate 5 launches, drive three-dimensional connecting mechanism to slide along the direction of chute 4 simultaneously, when end one rear flank of the first plate 5 translational motions to the second plate 8, three-dimensional connecting mechanism can continue the inclination radian down sliding along chute 4, slide to stop motion behind place, location, bottom, with the stability that guarantees to engage after panel launches, now, the upper surface flush of the first plate 5 and the second plate 8, thereby meet large drawing drawing demand.Used time first plate 5 of pulling back not, three-dimensional connecting mechanism can oppositely trackslip, and the inclination radian on chute 4 is conducive to the withdrawal of the first plate 5, completes the expansion campaign of whole panel.Adopt stacked stretching Method of Spreading Design, can be required and freely launch the first plate 5 according to drawing length size, after expansion, can meet large drawing drawing demand completely.
As shown in Figure 3, locking mechanism is comprised of tooth bar 32, gear 33, plug 34 and alignment pin 39, tooth bar 32 is fixed on lower surface edge one side of the second plate 8, gear 33 and plug 34 are all fixed on the side of the 3rd plate 9, gear 33 and tooth bar 32 engagements, alignment pin 39 is movably arranged in plug 34, by alignment pin 39, pins gear 33.After the first plate 5 and the second plate 8 launch completely, move the first plate 5 and the second plate 8 simultaneously, gear 33 is along with tooth bar 32 rotates, when the junction of the first plate 5 and the second plate 8 is positioned at the centre position of the 3rd plate 9, by alignment pin 39, pin gear 33, guarantee that the relative position of gear 33 and tooth bar 32 is motionless, to lock the relative position between the second plate 8 and the 3rd plate 9, can need to lock at any time according to position, to meet drawing demand.
Between the second plate 8 and the 3rd plate 9, be provided with three joint rail guide rail sliding chute slideways, the chute of three joint rail guide rail sliding chute slideways is arranged on the lower surface of the second plate 8, and the slideway of three joint rail guide rail sliding chute slideways is arranged on the upper surface of the 3rd plate 9.After the first plate 5 and the second plate 8 launch completely, by the chute on the second plate 8, coordinate and can make the second plate 8 move with respect to the 3rd plate 9 with slideway on the 3rd plate 9, by locking mechanism, lock the effect that the relative position between the second plate 8 and the 3rd plate 9 reaches balance center of gravity, avoids panel to tilt again, increased mobile stationarity.
As shown in Figure 1,360 ° of detent mechanisms that rotate in a circumferential direction comprise that penholder 1, two pen stands 2, the first spring 3, upper bearing (metal) 14, upper bush 15, key 16, lower bearing 17, lower sleeve 18, slewing circles 19 are connected 20 with sleeve.Upper bush 15 upper ends are fixed on the 3rd plate 9 by upper bearing (metal) 14, upper bush 15 outsides, lower ends are connected 20 inside, upper end and connect by key 16 with sleeve, make can synchronously rotate in a circumferential direction between upper bush 15 and sleeve connection 20, lower sleeve 18 is sleeved on by lower bearing 17 that sleeve connects 20 outsides and lower sleeve 18 is fixed on the upper surface of the 4th plate 35, sleeve connects 20 and is arranged in the central through hole of the 4th plate 35, slewing circle 19 is positioned on the lower surface of the 4th plate 35, slewing circle 19 is sleeved on sleeve and connects 20 outsides, lower ends and be connected 20 interference fit with sleeve, sleeve connects 20 and can drive slewing circle 19 jointly to rotate.Rotate the 3rd plate 9, connect 20 synchronously rotate by upper bush 15 band moving sleeves, by the interactively of lower bearing 17, make sleeve connect 20 and rotate with respect to lower sleeve 18 by upper bearing (metal) 17, drive slewing circle 19 to rotate simultaneously, 360 ° that realize desktop rotate in a circumferential direction.As shown in Figure 2, the first spring 3 is sleeved on penholder 1, and penholder 1 is fixed on the 4th plate 35 lower surfaces by two pen stands 2.Rotation location and adjustment process: under normality, penholder 1 is automatic locking slewing circle 19 under the elastic force effect of the first spring 3, when needs regulate rotational angle, is pulled outwardly penholder 1 and can unties self-locking, be adjusted to and need after angle, unclamp penholder 1 and so far complete location and the adjusting turning to.
Desktop lifting mechanism comprises two connecting rod upper brackets 10, two connecting rods 11, two connecting rod undersettings 12, two little universal wheels 13, feed screw nut 21, screw mandrel 22 and two the second springs 23.Connecting rod 11 upper ends are fixed on the 3rd plate 9 lower surfaces by connecting rod upper bracket 10, connecting rod 11 lower ends are fixed on the 4th plate 35 upper surfaces by connecting rod undersetting 12, little universal wheel 13 is fixed on connecting rod undersetting 12, the wheel portion of little universal wheel 13 and the 4th plate 35 sliding-contacts, second spring 23 one end are connected on connecting rod undersetting 12, the other end is fixed on lower sleeve 18, screw mandrel 22 is arranged in the central through hole of sleeve connection 20, feed screw nut 21 is sleeved on the end of screw mandrel 22, threaded engagement is passed through in screw mandrel 22 upper ends and upper bush 15 inside, lower end, in elevation process, rotary screw rod 22 moves vertically upward it in sleeve connects 20, drive upper bush 15 and the 3rd plate 9 to rotate, connecting rod 11 is along with the 3rd plate 9 rotates, now, the little universal wheel 13 of the second spring 23 stretching supports the 3rd plates 9 and steadily rises, meet the requirements of height, little universal wheel 13 can support the stability that the 3rd plate 9 guarantees desktop rotation.
Table-leg folding mechanism comprises bearing 24, support 25, hinge 28, the second table leg 29 and the 3rd table leg 30.As shown in Figure 3, the 3rd table leg 30 comprises two passive rectangular pipes and four short square tubes, in four short square tubes, be provided with a plurality of through holes, the second table leg 29 comprises that four with the square tube of a plurality of through holes, the lower end of the second table leg 29 puts in the short square tube of the 3rd table leg 30, and by connecting pin, fix, by connecting pin, regulate flexible height.Multi-angle oblique mechanism comprises that two are rotated circular arc 26 and two the first table legs 27, four bearings 24 are arranged on the lower surface of the 4th plate 35, the lower end of each bearing 24 is provided with a support 25, the lower end of four supports 25 is arranged on respectively two ends of rotating circular arc 26, the second table leg 29 upper ends are connected with rotation circular arc 26, and hinge 28 is arranged on the second table leg 29 and the junction of rotating circular arc 26.When folding, by folding bearing 24, make the first table leg 27 inwardly folding, by folding hinge 28 make the second table leg 29 and the 3rd table leg 30 folded-out, folding after, by flexible location, flexible table leg is partly return, save space.As shown in figure 10, rotate on circular arc 26 and be provided with an orthodrome and a small arc-shaped, the two ends of orthodrome are provided with the installing hole for mounting bracket 25, are provided with a plurality of installing holes on small arc-shaped.Two small arc-shapeds that rotate circular arc 26 are arranged on respectively in the arc groove of two the first table legs 27, and rotate circular arc 26 and can in the first table leg 27, carry out multi-angle rotary inclination, the design of desktop multi-angle oblique meets the demand of different pupil drawing postures to angle of inclination, to meet ergonomics and student's drawing custom.
As shown in Figure 3, four universal wheels 31 are arranged on the two ends of two rectangular pipes of the 3rd table leg 30, facilitate the movement of whole desk, and lock immediately while moving to correct position.
As shown in Figure 2,36 both sides, tool box are provided with two tool box supports 37, on the 4th plate 35 lower surfaces, two bracket chute 38 are installed, two tool box supports 37 are arranged in two bracket chute 38, and tool box support 37 can slide in bracket chute 38, drives tool box 36 simultaneously, the noiseless pull positioning function of implementation tool case 36, install simple and easy, can be as required pull and returning at any time, to be convenient to student, drawing instrument is taken in wherein.
In present embodiment, tooth bar 32 is selected: model name: 1M spur rack, specification: 1M (model) * 10 (facewidth) * 10 (tooth depth) * 1000 (overall length), material: 45# steel, unit: mm (millimeter).
In present embodiment, gear 33 is selected: spur gear: 1M25 tooth (standard component), material: 45 steel, tooth external diameter: 27MM does not quench, thickness: 10MM, endoporus: 5～8MM, net weight: 0.1KG.
In present embodiment, three joint rail guide rail sliding chute slideways adopt stainless steel three joint rail guide rail sliding chutes, material: cold-rolled steel, stainless steel; Surface treatment: blue zinc, black; The scope of application: various drawer; Steel plate thickness: 1.2mm; Characteristic: quiet slip is smooth and easy; Maximum capacity: 45kg.Stainless steel three joint rail guide rail sliding chute materials are good, be difficult for getting rusty, and pull is smooth and easy, and comfortable feel, meets the requirements completely.
In present embodiment, little universal wheel 13 is selected: model (NO): C08-01-25-411, and wheel footpath (MM): 25 (1 cuns), carrying (KG): 10, setting height(from bottom) (MM): 37, the radius of gyration (MM): 28.
In present embodiment, upper bearing (metal) 14 and lower bearing 17 are all selected: miniature deep groove ball bearing, model 623ZZ, external diameter 10mm, internal diameter 3mm, thickness 4mm.
In present embodiment, the first spring 3 and the second spring 23 are all selected: YA1X15X20-2LH.
In present embodiment, universal wheel 31 is selected: wheel sheet diameter 40mm, take turns wide 20mm, and setting height(from bottom) 60mm, base plate size 60*43mm, installing hole is apart from 45*30mm, installing hole diameter 6.3mm, 50 kilograms of the maximum carryings of single-wheel.
Claims (8)
1. omnibearing movable drawing table, comprises the second plate (8), the 3rd plate (9) and the 4th plate (35) of the first plate (5), band chute (4); It is characterized in that, also comprise:
The three-dimensional connecting mechanism that is arranged on the first plate (5) side and is slidably connected with chute (4), promoting the first plate (5) drives three-dimensional connecting mechanism to slide in chute (4), slide to after continuing to slide down to location, bottom after the inclination radian of chute (4) and stop, making the upper surface flush of the first plate (5) and the second plate (8);
Be arranged on the joint of three between the second plate (8) lower surface and the 3rd plate (9) upper surface rail guide rail sliding chute slideway;
Be used for the locking mechanism after the first plate (5) and the second plate (8) launch completely;
Be arranged on the 3rd plate (9) and the 4th plate (35) upper for the whole 360 ° of detent mechanisms that rotate in a circumferential direction that rotate in a circumferential direction and locate with respect to the 4th plate (35) of the first plate (5), the second plate (8) and the 3rd plate (9);
Be arranged on the 4th plate (35) upper for the whole desktop lifting mechanism that carries out lifting with respect to the 4th plate (35) of the first plate (5), the second plate (8) and the 3rd plate (9);
Multi-angle oblique mechanism, comprise with two first table legs (27) of arc groove and be arranged on the rotation circular arc (26) in the arc groove of the first table leg (27), described rotation circular arc (26) can carry out multi-angle rotary inclination in arc groove;
Table-leg folding mechanism, comprise the bearing (24) that is arranged on the 4th plate (35) lower surface, two ends are separately fixed at bearing (24) and rotate the support (25) on circular arc (26), upper end with rotate that circular arc (26) is connected and with second table leg (29) of a plurality of through holes, be arranged on the second table leg (29) and the hinge (28) that rotates the junction of circular arc (26), the 3rd table leg (30) with a plurality of through holes, between described the second table leg (29) and the 3rd table leg (30), by through hole, be connected with being fixed of connecting pin, by connecting pin, regulate flexible height, by folding bearing (24), make the first table leg (27) inwardly folding, by folding hinge (28) make the second table leg (29) and the 3rd table leg (30) folded-out.
2. omnibearing movable drawing table according to claim 1, it is characterized in that, described three-dimensional connecting mechanism is two, lay respectively at the first plate (5) both sides, by a triangle joint (6) and three triangle joint latches (7), formed, on the same circumference of triangle joint (6), be provided with the circular hole that three equal angles distribute, triangle joint latch (7) is staged column structure, roundlet styletable is arranged in the circular hole of triangle joint (6), and can in circular hole, rotate, the roundlet styletable of a triangle joint latch (7) is fixed on end one side of the first plate (5), the roundlet styletable that remains two triangle joint latches (7) is slidably mounted in the chute (4) of the second plate (8) and can in chute (4), slides.When not launching, the first plate (5) and the second plate (8) be in layer-by-layer state, used time the first plate (5) of pulling back not, and three-dimensional connecting mechanism can oppositely trackslip.
3. omnibearing movable drawing table according to claim 1, is characterized in that, described locking mechanism comprises: the tooth bar (32) that is fixed on the second plate (8) lower surface edge one side; All be fixed on gear (33) and plug (34) on the 3rd plate (9) side, described gear (33) and tooth bar (32) engagement, be arranged in plug (34) for pinning the alignment pin (39) of gear (33); After the first plate (5) and the second plate (8) launch completely, move the first plate (5) and the second plate (8) simultaneously, gear (33) rotates with tooth bar (32), when the junction of the first plate (5) and the second plate (8) is positioned at the centre position of the 3rd plate (9), by alignment pin (39) lock gear (33) to lock the relative position between the second plate (8) and the 3rd plate (9).
4. omnibearing movable drawing table according to claim 1, is characterized in that, described 360 ° of detent mechanisms that rotate in a circumferential direction, comprising: upper end is fixed on the upper bush (15) on the 3rd plate (9) by upper bearing (metal) (14); Connect (20) with the outside sleeve being connected by key (16) in upper bush (15) lower end, described sleeve connects (20) and is arranged in the central through hole of the 4th plate (35), and upper bush (15) and sleeve connect between (20) and can synchronously rotate in a circumferential direction; By lower bearing 17, be sleeved on the lower sleeve (18) that sleeve connects (20) outside and is fixed on the 4th plate (35) upper surface; Be positioned at the 4th plate (35) lower surface is connected (20) interference fit slewing circle (19) with sleeve, described sleeve connects (20) and can drive slewing circle (19) jointly to rotate; By pen stand (2), be fixed on the penholder (1) of the 4th plate (35) lower surface, be sleeved on the first spring (3) on penholder (1), described penholder (1) can automatic locking slewing circle (19) under the elastic force effect of the first spring (3).
5. according to the omnibearing movable drawing table described in claim 1 or 4, it is characterized in that, described desktop lifting mechanism comprises: by connecting rod upper bracket (10), be fixed on the connecting rod (11) of the 3rd plate (9) lower surface, described connecting rod (11) lower end is fixed on the 4th plate (35) upper surface by connecting rod undersetting (12); Be fixed on the little universal wheel (13) on connecting rod undersetting 12, the wheel portion of described little universal wheel (13) and the 4th plate (35) sliding-contact; Two ends are separately fixed at the second spring 23 on connecting rod undersetting (12) and lower sleeve (18); Be arranged on the screw mandrel (22) in the central through hole that sleeve connects (20), threaded engagement is passed through in described screw mandrel (22) upper end and upper bush (15) inside, lower end; Be sleeved on the feed screw nut (21) of the end of screw mandrel (22); Rotary screw rod during rising (22) makes it at sleeve, connect in (20) and move vertically upward, drive upper bush (15) and the 3rd plate (9) to rotate, connecting rod (11) is along with the 3rd plate (9) rotates, now, the second spring (23) little universal wheel (13) that stretches supports the 3rd plate (9) and steadily rises.
6. omnibearing movable drawing table according to claim 1, is characterized in that, also comprises four universal wheels (31) that are arranged on the 3rd table leg (30) bottom, for drawing table integrated moving and locking position.
7. omnibearing movable drawing table according to claim 1, it is characterized in that, also comprise the tool box (36) with tool box support (37), described tool box support (37) is arranged in the bracket chute (38) of the 4th plate (35) and can slides in bracket chute (38), the noiseless pull location of implementation tool case (36).
8. omnibearing movable drawing table according to claim 1, it is characterized in that, the chute of described three joint rail guide rail sliding chute slideways is arranged on the lower surface of the second plate (8), and the slideway of three joint rail guide rail sliding chute slideways is arranged on the upper surface of the 3rd plate (9); After the first plate (5) and the second plate (8) launch completely, by the chute on the second plate (8), coordinate with slideway on the 3rd plate (9) and can make the second plate (8) mobile with respect to the 3rd plate (9), by locking mechanism, lock the effect that the relative position between the second plate (8) and the 3rd plate (9) reaches balance center of gravity, avoids panel to tilt again, increased mobile stationarity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410195947.2A CN103948241B (en) | 2014-05-09 | 2014-05-09 | Omnibearing movable drawing table |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410195947.2A CN103948241B (en) | 2014-05-09 | 2014-05-09 | Omnibearing movable drawing table |
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| CN103948241A true CN103948241A (en) | 2014-07-30 |
| CN103948241B CN103948241B (en) | 2015-10-07 |
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| CN201410195947.2A Expired - Fee Related CN103948241B (en) | 2014-05-09 | 2014-05-09 | Omnibearing movable drawing table |
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Cited By (11)
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| CN106690828A (en) * | 2017-01-21 | 2017-05-24 | 黄河科技学院 | All-dimensional kinematic drawing desk |
| CN107616628A (en) * | 2016-07-17 | 2018-01-23 | 西北农林科技大学 | A kind of Multifunctional drawing desk |
| CN108720288A (en) * | 2018-06-02 | 2018-11-02 | 河南豫乾技术转移中心有限公司 | Easel for art design |
| CN108937139A (en) * | 2018-07-24 | 2018-12-07 | 合肥爱玩动漫有限公司 | A kind of workbench for cartoon design |
| CN110477599A (en) * | 2019-09-06 | 2019-11-22 | 常州市莱特气弹簧有限公司 | Folding table |
| CN110667713A (en) * | 2019-08-30 | 2020-01-10 | 坎德拉（深圳）科技创新有限公司 | Self-driven logistics mobile platform |
| CN110693197A (en) * | 2018-07-10 | 2020-01-17 | 陈炫梓 | Convenient many storing spaces student desk |
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| CN112040809A (en) * | 2018-03-22 | 2020-12-04 | 帕纳泰拉投资有限公司 | Folding locking mechanism for furniture legs and furniture with such a mechanism |
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| CN112040809A (en) * | 2018-03-22 | 2020-12-04 | 帕纳泰拉投资有限公司 | Folding locking mechanism for furniture legs and furniture with such a mechanism |
| CN112040809B (en) * | 2018-03-22 | 2023-03-10 | 帕纳泰拉投资有限公司 | Folding locking mechanism for furniture legs and furniture with such a mechanism |
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| CN110693197A (en) * | 2018-07-10 | 2020-01-17 | 陈炫梓 | Convenient many storing spaces student desk |
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| CN110667713A (en) * | 2019-08-30 | 2020-01-10 | 坎德拉（深圳）科技创新有限公司 | Self-driven logistics mobile platform |
| CN110477599A (en) * | 2019-09-06 | 2019-11-22 | 常州市莱特气弹簧有限公司 | Folding table |
| CN111407075A (en) * | 2020-03-26 | 2020-07-14 | 安徽文香信息技术有限公司 | Hidden shrink wisdom lectern |
| CN112914237A (en) * | 2021-02-26 | 2021-06-08 | 刘阳波 | Can resist graphic mapping device that bad weather's land planning used |
| CN112914237B (en) * | 2021-02-26 | 2022-04-08 | 北京中色测绘院有限公司 | Can resist graphic mapping device that bad weather's land planning used |
| CN115054091A (en) * | 2022-05-31 | 2022-09-16 | 湖州师范学院 | Variable-modeling silk support for three-dimensional advertisement design |
| CN115054091B (en) * | 2022-05-31 | 2023-10-24 | 湖州师范学院 | Variable molding silk bracket for three-dimensional advertisement design |
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| CN103948241B (en) | 2015-10-07 |
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