CN105563475B

CN105563475B - The assistance platform that can arbitrarily adjust

Info

Publication number: CN105563475B
Application number: CN201610098394.8A
Authority: CN
Inventors: 李升阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-23
Filing date: 2016-02-23
Publication date: 2017-12-12
Anticipated expiration: 2036-02-23
Also published as: CN105563475A

Abstract

The invention discloses a kind of assistance platform that can arbitrarily adjust, article can be placed on platform, platform can be adjusted to optional position in space, so as to help people to be operated and learn while couching, it can also be applied in production on the mechanical devices such as frock clamp, so as to improve production efficiency.The above-mentioned assistance platform that can arbitrarily adjust includes：Platform, pedestal and adjustable support, one end of adjustable support are fixedly connected with platform, and the other end of adjustable support is fixedly connected with pedestal, and adjustable support can arbitrarily be adjusted in space, and adjustable support includes：Multiple support bars, multiple joints and multiple locking devices, connected between the support bar that multiple support bars head and the tail are sequentially connected respectively and any two is adjacent, locking device and joint one-to-one corresponding and be respectively arranged at intra-articular by joint motion.

Description

The assistance platform that can arbitrarily adjust

Technical field

The present invention relates to a kind of mechanical device, more particularly to a kind of assistance platform that can arbitrarily adjust.

Background technology

It is desk to be typically now used to place the platform of object, typically that desk is padded or be positioned over when being adjusted On other platforms, adjustment gets up to be inconvenient, and can not realize the adjustment of multi-angle, development and production work pressure with science and technology The increase of power, how to improve operating efficiency and how to reduce the problem of people's work fatigue degree is extremely important, such as in people In daily life, because the fatigue of body is had to when being couched on sofa or bed, now people can not be operated and Study, and many frock clamps such as in the industrial production, on production line are needed, and adjust these frock clamps and be inconvenient, So a kind of assistance platform that can arbitrarily adjust in space is highly desirable at present to place article, to help people alleviating It can also be worked on while tired, and can also improve production efficiency in the industrial production.

The content of the invention

To solve the above problems, the invention provides a kind of assistance platform that can arbitrarily adjust, be able to will be put down in space Platform is adjusted to optional position, so as to help people to be operated and learn while couching, can also be applied in production On the mechanical devices such as frock clamp, so as to improve production efficiency.

The invention provides a kind of assistance platform that can arbitrarily adjust, including：Platform, pedestal and adjustable support, it is adjustable One end of section support is fixedly connected with platform, and the other end of adjustable support is fixedly connected with pedestal, and adjustable support can be in sky Interior any regulation, adjustable support include：Multiple support bars, multiple joints and multiple locking devices, multiple support bar head and the tail It is sequentially connected and is connected between support bar that any two is adjacent by joint motion respectively, locking device corresponds with joint And it is respectively arranged at intra-articular.

Further, locking device includes：Motor, leading screw, screw set, screw set guide rail, spring, drag wedge and drag wedge Guide rail, motor, leading screw, screw set, screw set guide rail, spring, drag wedge and drag wedge guide rail may be contained within it is intra-articular, motor, Leading screw, screw set, spring, drag wedge are set gradually along driving direction, and the output end of motor is fixedly connected with leading screw, screw set with Leading screw is engaged, and one end of spring is fixedly connected with screw set, and the other end of spring is fixedly connected with drag wedge and can driven and rubs Wedge to be wiped to slide on drag wedge guide rail, screw set is slidably connected with screw set guide rail, the binding face of drag wedge and drag wedge guide rail, The binding face of drag wedge and clutch shaft bearing or second bearing outer edge surface is provided with constant slope and drag wedge and first along driving direction The binding face of bearing or second bearing outer edge surface is shaped as arc.

Further, joint includes：For by two adjacent support bars connect along same axis and can rotate against Rotary unit with for by two adjacent support bars connect and can opposing oscillatory swing unit, the adjacent support of any two Bar is flexibly connected by rotary unit or swing unit, and rotary unit includes：First fixing axle and clutch shaft bearing, clutch shaft bearing peace Clutch shaft bearing outer rim is fixed on loaded on the one of support bar in the first fixing axle, being connected with rotary unit and can be consolidated around first The axis rotation of dead axle, drag wedge are bonded away from the side of drag wedge guide rail with the outer peripheral surface of clutch shaft bearing, swing unit bag Include：Second fixing axle and second bearing, second bearing are installed in the second fixing axle, the one of branch being connected with swing unit Strut be fixed on second bearing end face and can around the second fixing axle axis rotate, drag wedge away from drag wedge guide rail side with The outer peripheral surface fitting of second bearing.

Further, the quantity of support bar is 7, and the quantity in joint is 6, and head end and the platform of first support bar are consolidated Fixed connection, the tail end of first support bar are flexibly connected with the head end of second support bar by rotary unit, second support The tail end of bar is flexibly connected with the head end of the 3rd support bar by swing unit, the tail end and the 4th branch of the 3rd support bar The head end of strut is flexibly connected by swing unit, and the tail end of the 4th support bar and the head end of the 5th support bar pass through swing Unit activity is connected, and the tail end of the 5th support bar is flexibly connected with the head end of the 6th support bar by swing unit, and the 6th The tail end of individual support bar is flexibly connected with the head end of the 7th support bar by rotary unit, the tail end and base of the 7th support bar Seat is fixedly connected.

Further, the assistance platform that can arbitrarily adjust also includes：Controller, controller are used to monitor locking device.

Further, the edge of platform is provided with controlling switch, and controlling switch is connected with controller signals.

Further, the assistance platform that can arbitrarily adjust is adjusted manually by people.

Further, pedestal can be fixed on other platforms it.

Further, platform by snap fixed placement in article thereon.

Further, support bar is made up of aluminum alloy materials.

The invention provides a kind of assistance platform that can arbitrarily adjust, its advantage is：Can be in space by platform Optional position is adjusted to, so as to help people to be operated and learn while couching, work can also be applied in production On the mechanical devices such as clamps, so as to improve production efficiency, locking device can by support bar in space it is spacing so as to will be flat Platform is limited in a certain position, and rotary unit and swing unit can make support bar provide different motion modes, by drag wedge with The interaction of drag wedge guide rail make it that drag wedge is bonded with the outer peripheral surface of clutch shaft bearing or second bearing, by enough Big frictional force causes bearing to stop operating, and realizes locking function, and controller can be used for monitoring locking device, and controlling switch can lead to Cross to controller transmission signal and then control controller, binding face, drag wedge and the clutch shaft bearing of drag wedge and drag wedge guide rail Or the binding face of second bearing is provided with constant slope along driving direction and is used for axial thrust amplification to be converted to radial pressure, so as to Enough extruding forces, increasing friction force, drag wedge and clutch shaft bearing or second bearing are produced in the binding face of drag wedge and bearing The binding face of outer edge surface is that arc can make to be bonded closer between drag wedge and bearing.

Brief description of the drawings

Fig. 1 is the volume rendering structural representation of the assistance platform provided by the invention that can arbitrarily adjust；

Fig. 2 is the structural representation of the locking device in the assistance platform provided by the invention that can arbitrarily adjust；

Fig. 3 is the structural representation of the rotary unit in the assistance platform provided by the invention that can arbitrarily adjust；

Fig. 4 is the structural representation of the swing unit in the assistance platform provided by the invention that can arbitrarily adjust.

In figure：1st, platform；2nd, pedestal；3rd, adjustable support；4th, support bar；5th, joint；6th, locking device；61st, motor； 62nd, leading screw；63rd, screw set；64th, screw set guide rail；65th, spring；66th, drag wedge；67th, drag wedge guide rail；51st, rotary unit； 52nd, swing unit；511st, the first fixing axle；512nd, clutch shaft bearing；521st, the second fixing axle；522nd, second bearing；7th, control is opened Close.

Embodiment

The present invention is described in further details with specific embodiment below in conjunction with the accompanying drawings：

According to Fig. 1 to Fig. 4, the invention provides a kind of assistance platform that can arbitrarily adjust, including：Platform 1, the and of pedestal 2 Adjustable support 3, one end of adjustable support 3 are fixedly connected with platform 1, and the other end of adjustable support 3 is fixed with pedestal 2 to be connected Connect, adjustable support 3 can arbitrarily be adjusted in space, and adjustable support 3 includes：Multiple support bars 4, multiple joints 5 and multiple Locking device 6, pass through the activity of joint 5 between the support bar 4 that the head and the tail of multiple support bars 4 are sequentially connected respectively and any two is adjacent Connection, locking device 6 are corresponded and are respectively arranged in joint 5 with joint 5, by the design of said structure, may be implemented in Any adjustment of adjustable support 3 in space, optional position is adjusted to so as to realize by platform 1, can help others it is same what is couched When be operated and learn, can also be applied in production on the mechanical devices such as frock clamp, so as to improve production efficiency, base Seat 2 can be fixedly mounted on other platforms it or on wall, do not limited using upper, very convenient, and locking device 6 can be with Joint 5 is locked so that support bar 4 is fixed on a certain position in space, so as to realize the flexible modulation of adjustable support 3 and It is locked, card, gear are provided with platform, the auxiliary such as buckles and fixes the parts of article so as to easily and reliably fix article.

The structure of above-mentioned locking device 6 can have a many kinds, and in a kind of specific embodiment, locking device 6 includes：Electricity Machine 61, leading screw 62, screw set 63, screw set guide rail 64, spring 65, drag wedge 66 and drag wedge guide rail 67, motor 61, leading screw 62nd, screw set 63, screw set guide rail 64, spring 65, drag wedge 66 and drag wedge guide rail 67 may be contained within joint 5, motor 61, Leading screw 62, screw set 63, spring 65, drag wedge 66 are set gradually along driving direction, and output end and the leading screw 62 of motor 61 are fixed Connection, screw set 63 are engaged with leading screw 62, and one end of spring 65 is fixedly connected with screw set 63, and the other end of spring 65 is with rubbing Wipe wedge 66 to be fixedly connected and drag wedge 66 can be driven to slide on drag wedge guide rail 67, leading screw 62 is driven along driving by motor 61 Direction is moved, and then promotes screw set 63, and the push the spring 65 of screw set 63 is compressed spring 65, pushed away again by the elastic force of spring 65 Dynamic friction wedge 66 moves along driving direction, it is slided on drag wedge guide rail 67, and screw set guide rail 64 is used to ensure screw set 63 move along driving direction, and screw set guide rail 64 has guide effect, may be such that the moving direction of screw set 63 does not deviate by drive Dynamic direction, in the making of reality, can set deceleration device between motor 61 and leading screw 62, turn to reduce the output of motor 61 Speed so that locking device 6 is more stable, and deceleration device can be gear structure or turbine and worm structure etc., if motor 61 is certainly The endurance of body bearing, which is less than thrust caused by the axial direction of leading screw 62, can separately set thrust bearing to bear axial thrust, rub The binding face, drag wedge 66 and the binding face of clutch shaft bearing 512 or the outer edge surface of second bearing 522 of wedge 66 and drag wedge guide rail 67 The inclination angle of gradient is arranged between 1 °~20 °, can be adjusted according to the service condition of reality, by the design of gradient, is used Axial thrust amplification is converted to radial pressure, so as to being bonded in drag wedge 66 and clutch shaft bearing 512 or second bearing 522 Face produces enough extruding force, increasing friction force so that the locked effect of locking device 6 is more notable, and drag wedge 66 and the The arc that is shaped as of the binding face of one bearing 512 or the outer edge surface of second bearing 522 may be such that drag wedge 66 and drag wedge guide rail 67 It is bonded even closer, the binding face of drag wedge 66 and drag wedge guide rail 67 can also be plane or other shapes, make Unrestricted in journey, drag wedge 66, drag wedge guide rail 67, drag wedge 66 participate in the face of friction by handling, in the axial direction There is relatively low coefficient of friction, there is larger coefficient of friction in circumferential direction.

In above-mentioned locking device 6, the preferred lower pressure direct current generator 61 of motor 61, pass through the electric current and speed of PWM controlled motors 61 Degree, leading screw 62 select lead screw 62 or ball-screw 62, and the axial maximum thrust scope of leading screw 62 is in 1kg~100kg, leading screw 62 helical pitch is between 2mm~20mm, and spring 65 is from the high compression spring 65 of volume small intensity, there is provided accumulation of energy acts on, spring 65 and leading screw 62 is secondary is fixed between drag wedge by welding manner, the maximum allowble pressure of spring 65 1kg~100kg it Between, in 5cm~50cm, the parameter of the stiffness coefficient of spring 65 selected by according to more than determines maximum deformation quantity during normal work, its The speed reducing ratio of middle deceleration device can be 1：5 to 1：10, different speed reducing ratio can obtain the different corresponding time, during locked response Between between 10ms~1000ms, and can be according to response time, the conduction parameter of leading screw 62, the parameter of spring 65 and drag wedge Parameters selection motor 61.

Locking device 6 may be arranged as manually except could be arranged to above-mentioned electrodynamic type structure in actual use Formula structure, hand locking device 6 can be locked piece, be limited manually by locked piece when that need not be rotated or be swung The activity in joint 5 processed, hand locking device 6 can be used at the joint 5 of the smaller or close platform of bearing capacity, and electrodynamic type is locked Device 6 can be used at the joint 5 of the larger or remote platform of bearing capacity.

Preferably, joint 5 includes：For adjacent two support bars 4 to be connected and can rotated against along same axis Rotary unit 51 and for by two adjacent support bars 4 connect and can opposing oscillatory swing unit 52, any two is adjacent Support bar 4 be flexibly connected by rotary unit 51 or swing unit 52, rotary unit 51 includes：First fixing axle 511 and One bearing 512, clutch shaft bearing 512 are installed in the first fixing axle 511, the one of support bar 4 being connected with rotary unit 51 It is fixed on the outer rim of clutch shaft bearing 512 and can be rotated around the axis of the first fixing axle 511, drag wedge 66 is away from drag wedge guide rail 67 Side is bonded with the outer peripheral surface of clutch shaft bearing 512, and swing unit 52 includes：Second fixing axle 521 and second bearing 522, the Two bearings 522 are installed in the second fixing axle 521, and the one of support bar 4 being connected with swing unit 52 is fixed on the second axle Hold 522 end faces and can be rotated around the axis of the second fixing axle 521, drag wedge 66 is away from the side of drag wedge guide rail 67 and the second axle 522 outer peripheral surface fitting is held, can be with by the arrangement form different from clutch shaft bearing 512 or second bearing 522 of support bar 4 The mutual rotation or swing between two adjacent support bars 4 are realized, passes through squeezing between drag wedge 66 and drag wedge guide rail 67 Pressure acts on, and then makes drag wedge 66 away from the side of drag wedge guide rail 67 and clutch shaft bearing 512 or the outer ring table of second bearing 522 Face is brought into close contact, and is stopped operating, realized locked by sufficiently large frictional force clutch shaft bearing 512 or second bearing 522 Purpose, by said structure, device can continuously be carried out at an arbitrary position it is locked, it is unrestricted.

Preferably, the quantity of support bar 4 is 7, and the quantity in joint 5 is 6, head end and the platform 1 of first support bar 4 It is fixedly connected, the tail end of first support bar 4 is flexibly connected with the head end of second support bar 4 by rotary unit 51, and second The tail end of individual support bar 4 is flexibly connected with the head end of the 3rd support bar 4 by swing unit 52, the tail of the 3rd support bar 4 End is flexibly connected with the head end of the 4th support bar 4 by swing unit 52, and the tail end of the 4th support bar 4 and the 5th support The head end of bar 4 is flexibly connected by swing unit 52, and the head end of the tail end of the 5th support bar 4 and the 6th support bar 4 passes through Swing unit 52 is flexibly connected, and the tail end of the 6th support bar 4 and the head end of the 7th support bar 4 pass through the activity of rotary unit 51 Connection, the tail end of the 7th support bar 4 are fixedly connected with pedestal 2.Support bar type according to being actually needed different forms, and It is not specific to rhabditis-form.

The 4th joint 5 not only could be arranged to swing unit 52 in the adjustable assistance platform in above-mentioned 6 joints 5, also may be used To be arranged to rotary unit 51, so as to realize different forms of motion, because the weight of object on platform 1 is larger, cause adjustable It is larger to save stress of the support 3 at several joints 5 of platform 1, and stress is smaller at several joints 5 away from platform 1, therefore In actual design, the locking device 6 at the 1st, 2,3 joint 5 can be arranged to electrodynamic type locking device 6, and by the 4th, 5,6 Locking device 6 at individual joint 5 is arranged to hand locking device 6.

Preferably, the assistance platform that can arbitrarily adjust also includes：Controller, controller are used to monitor locking device 6, and The edge of platform 1 is provided with controlling switch 7, and controlling switch 7 is connected with controller signals, and controlling switch 7 can be by passing to controller Defeated signal and then control controller, in actual design, range sensor can be set on joint 5 according to demand, distance passes Sensor can sense the compression degree of spring 65, and result is fed back into controller by signal, and can be used in controller Single-chip computer control system, different single-chip microcomputers is not limited, the signal of controller accept button switch, is realizing motor 61 just Reversion, so as to realize the purpose of monitoring locking device 6, controller is according to the compression of the electric current and spring 65 of the motor 61 of detection Amount, intelligently the compression degree of the electric current of controlled motor 61 and spring 65, control system can reserve communication interface, realization mobile phone Or the control of computer.

Preferably, the assistance platform that can arbitrarily adjust is adjusted manually by people.

Preferably, pedestal 2 is fixed on other platforms it, and multiple interfaces can be reserved on pedestal 2, can be fixed on other platforms On, it can be also fixed on by the form of hanging plate on wall.

Preferably, platform 1 reserves multiple interfaces by snap fixed placement in article thereon, platform 1, can also lead to Cross bolt or pull the different mode fixed placements such as hook in article thereon.

Preferably, support bar 4 can be made up of aluminum alloy materials, and work(can be stated in realization by being made using light metal material The weight of whole device is reduced while energy.

The assistance platform provided by the invention that can arbitrarily adjust when in use can be by hand to adjustable support 3 flexible tune Section, realizes the optional position being adjustable to platform 1 in space, and can carry out locked, platform 1 to joint 5 at an arbitrary position On weight of object be generally within 50kg, and the length of support bar 4 can be made in 10cm~100cm according to demand Make, it is contemplated that the convenience of regulation, the stably setting one respectively of locking device 6 with that reliably, can be driven to each motor 61 Control button, so can be achieved independent control, and the control button in the 1st, 2,3 joints 5 can be compiled as one group, the control in the 4th, 5 joints 5 Button processed can be compiled as one group, can first adjust the position of platform 1 during adjustment, position adjustment well adjustment direction again.

In summary, the invention provides a kind of assistance platform that can arbitrarily adjust, it is advantageous that：It can be incited somebody to action in space Platform is adjusted to optional position, so as to help people to be operated and learn while couching, can also apply in production Onto mechanical devices such as frock clamps, so as to improve production efficiency, locking device can by support bar in space it is spacing so as to In a certain position, rotary unit and swing unit support bar can be made to provide different motion modes therefrom, pass through friction Wedge make it that drag wedge is bonded with the outer peripheral surface of clutch shaft bearing or second bearing with the interaction of drag wedge guide rail, passes through Sufficiently large frictional force causes bearing to stop operating, and realizes locking function, and controller can be used for monitoring locking device, controlling switch Can be by controlling controller, binding face, the drag wedge and first of drag wedge and drag wedge guide rail to controller transmission signal Bearing or the binding face of second bearing are provided with constant slope along driving direction can increase contact area, so that mutually extrude Act on more obvious, so as to increasing friction force, drag wedge can for arc with the binding face of clutch shaft bearing or second bearing outer edge surface So as to be bonded closer between drag wedge and bearing, support bar can reduce the weight of whole device using aluminum alloy materials, In the assistance platform that can be arbitrarily adjusted using provided by the invention, can be opened when needing to adjust position of platform by pressing control Pass make controller control locking device unblock, then adjust platform to need opening position, then press controlling switch control it is locked Device locks, and so as to which platform to be fixed on to ad-hoc location in space, realizes the Space adjustment of platform, the shape of support bar and Structure can be fabricated to arbitrary shape and structure according to actual conditions, consequently facilitating the use of people.The present invention is simple in construction, easily In making, it can be applied in daily life and industrial production, the scope of application is wider, and being that a practicality is stronger can arbitrarily be adjusted Assistance platform.

Described above, only presently preferred embodiments of the present invention is not intended to limit the invention, every skill according to the present invention Any trickle amendment, equivalent substitution and the improvement that art is substantially made to above example, should be included in technical solution of the present invention Protection domain within.

Claims

A kind of 1. assistance platform that can arbitrarily adjust, it is characterised in that including：Platform, pedestal and adjustable support, it is described adjustable One end of section support is fixedly connected with the platform, and the other end of the adjustable support is fixedly connected with the pedestal, described Adjustable support can arbitrarily be adjusted in space, and the adjustable support includes：Multiple support bars, multiple joints and multiple locked Device, by the joint between the support bar that the multiple support bar head and the tail are sequentially connected respectively and any two is adjacent It is flexibly connected, the locking device is corresponded with the joint and is respectively arranged at described intra-articular；

The joint includes：For the rotation list that two adjacent support bars are connected along same axis and can rotated against Member with for by two adjacent support bars connect and can opposing oscillatory swing unit, the adjacent branch of any two Strut is flexibly connected by the rotary unit or the swing unit, and the rotary unit includes：First fixing axle and first Bearing, the clutch shaft bearing are installed in first fixing axle, one of them the described support being connected with the rotary unit Bar is fixed on the clutch shaft bearing outer rim and can rotated around the axis of first fixing axle；The locking device includes：Motor, Leading screw, screw set, screw set guide rail, spring, drag wedge and drag wedge guide rail, the drag wedge is away from the drag wedge guide rail Side is bonded with the outer peripheral surface of the clutch shaft bearing, and the swing unit includes：Second fixing axle and second bearing, described Two bearings are installed in second fixing axle, and one of them the described support bar being connected with the swing unit is fixed on described Second bearing end face and can around second fixing axle axis rotate, the drag wedge deviate from the drag wedge guide rail side It is bonded with the outer peripheral surface of the second bearing；

The motor, the leading screw, the screw set, the screw set guide rail, the spring, the drag wedge and the friction Wedge guide rail may be contained within described intra-articular, the motor, the leading screw, the screw set, the spring, the drive of drag wedge edge Dynamic direction is set gradually, and the output end of the motor is fixedly connected with the leading screw, and the screw set is engaged with the leading screw, One end of the spring is fixedly connected with the screw set, and the other end of the spring is fixedly connected with the drag wedge and can driven Move the drag wedge to slide on the drag wedge guide rail, the screw set is slidably connected with the screw set guide rail, described to rub Wipe binding face, the patch of the drag wedge and the clutch shaft bearing or the second bearing outer edge surface of wedge and the drag wedge guide rail Conjunction face is along driving direction provided with constant slope and the patch of the drag wedge and the clutch shaft bearing or the second bearing outer edge surface Conjunction face is shaped as arc.
2. the assistance platform according to claim 1 that can arbitrarily adjust, it is characterised in that the quantity of the support bar is 7 Individual, the quantity in the joint is 6, and the head end of first support bar is fixedly connected with the platform, first branch The tail end of strut is flexibly connected with the head end of second support bar by the rotary unit, second support bar Tail end is flexibly connected with the head end of the 3rd support bar by the swing unit, the tail end of the 3rd support bar with The head end of 4th support bar is flexibly connected by the swing unit, the tail end of the 4th support bar and the 5th The head end of the support bar is flexibly connected by the swing unit, the tail end and the 6th branch of the 5th support bar The head end of strut is flexibly connected by the swing unit, the tail end of the 6th support bar and the 7th support bar Head end is flexibly connected by the rotary unit, and the tail end of the 7th support bar is fixedly connected with the pedestal.
3. the assistance platform according to claim 2 that can arbitrarily adjust, it is characterised in that also include：Controller, the control Device processed is used to monitor the locking device.
4. the assistance platform according to claim 3 that can arbitrarily adjust, it is characterised in that the edge of the platform is provided with control System switch, the controlling switch are connected with the controller signals.
5. the assistance platform according to claim 4 that can arbitrarily adjust, it is characterised in that the auxiliary that can arbitrarily adjust Platform is adjusted manually by people.
6. the assistance platform according to claim 5 that can arbitrarily adjust, it is characterised in that the pedestal is fixed on other flat On platform.
7. the assistance platform according to claim 6 that can arbitrarily adjust, it is characterised in that the support bar is by aluminium alloy material Material is made.