CN207090572U - A kind of packaged type loading/unloading platform - Google Patents

Abstract

The utility model discloses a kind of packaged type loading/unloading platform,Its drip irrigation device is to include loading/unloading platform,The both sides of loading/unloading platform are provided with side shield,One end of loading/unloading platform is provided with the hydraulic jack for driving end lifting,Side shield side is hinged with loading/unloading platform,The bottom of loading/unloading platform is fixed with support,The second axle is rotatably connected on support,The first link gear that the second axle of linkage rotates is provided with hydraulic jack,The second link gear of driving side baffle plate turning is provided with second axle,The changement for driving side shield reverse flip is provided with second link gear,Run into need the product width that conveys to be more than loading/unloading platform when,Hydraulic jack drive its lift during by the first link gear and the second bindiny mechanism come link rollover plate under turn to level,It can still be transported so as to transport the larger product of width,So as to the product suitable for transporting different in width specification,More versatility.

Description

A kind of packaged type loading/unloading platform

Technical field

A kind of logistics equipment is the utility model is related to, more particularly to a kind of packaged type loading/unloading platform.

Background technology

Logistics equipment is one of power tool important in modern enterprise, while is also tissue batch production and mechanization One of basis of continuous productive process.With the development and progress of logistics logistics, logistics equipment be continuously available lifting with, in field not It is disconnected to emerge new equipment, such as four-way pallet, overhead fork truck, automatic letter sorting machine, automatic guiding carrier and loading/unloading platform, this The appearance of a little instruments all greatly alleviates the labor intensity of people, while also improves the efficiency and quality of Logistics Operation, The cost of logistics is greatly reduced, and promotes the fast development of logistics.

Notification number is that CN205061497U Chinese utility model patent discloses a kind of fluid pressure type automatic rising-sinking platform, is wrapped The loading/unloading platform in bending structure is included, the middle part of loading/unloading platform, which rotates, is provided with wheel support, and wheel support bottom sets shifting roller, Wheel support is driven by first hydraulic cylinder and rotated, and the bottom connection second hydraulic cylinder of loading/unloading platform, second hydraulic cylinder is vertically arranged, the Two hydraulic cylinder bottoms set support base, and second hydraulic cylinder be located between loading/unloading platform top and wheel support, during haul, the first hydraulic pressure Cylinder, which drives, causes wheel support to stretch out, the convenient haul under the cooperation of shifting roller, is driven with first hydraulic cylinder during installation and packs up wheel Support, flexible using second hydraulic cylinder make support base support on the ground, stability during so as to improve stage+module.

But when transport width is wider in itself than loading/unloading platform from loading/unloading platform for needs, just can not be very easily from dress Unload and transported on platform.

Utility model content

The purpose of this utility model is to provide a kind of packaged type loading/unloading platform, suitable for transporting different in width specification Product, more versatility.

Above-mentioned technical purpose of the present utility model technical scheme is that：

A kind of packaged type loading/unloading platform, including handling flat board, the both sides of the handling flat board are provided with side shield, described One end of handling flat board is provided with the hydraulic jack for driving end lifting, and the side shield side is hinged with handling flat board, institute The bottom for stating handling flat board is fixed with support, and the second axle is rotatably connected on the support, connection is provided with the hydraulic jack The first link gear that the second axle rotates is moved, the second link gear of driving side baffle plate turning, institute are provided with second axle State the changement being provided with the second link gear for driving side shield reverse flip.

By the way that in this way, when running into the product width for needing to convey more than handling flat board, it is driven in hydraulic jack Level is turned under the rollover plate that links by the first link gear and the second bindiny mechanism during lifting, so as to transport The larger product of width can still be transported, and when running into product width less and rollover plate is in horizontality, To turn on one's side board reversal to vertical state by changement during hydraulic cylinder lifting, product can be entered by rollover plate Row stops, prevents dropping for product, so as to the product suitable for transporting different in width specification, more versatility.

The utility model is further set：First link gear includes the rack being fixed on hydraulic jack, described First axle is rotatably connected on support, the drive gear engaged with rack is fixed with the first axle, is consolidated in the first axle Surely there is drive sprocket, while driven sprocket is fixed with second axle, be provided between the drive sprocket and driven sprocket Both chains of linkage.

So support can be driven to move up during hydraulic jack drives handling flat board to rise, so as to which sliding tooth can be driven Wheel rotates, and drives the second axle to rotate by chain, so as to realize that loading and unloading second axle that linked during flat board lifts rotates.

The utility model is further set：Second link gear includes the 3rd axle being rotatably connected on support, institute The gear train being provided with the 3rd axle and the second axle for linkage is stated, output gear, the side block are fixed with the 3rd axle The sector gear engaged with output gear is provided with plate.

By the setting of gear train, the 3rd axle that can be linked during the second axle rotates rotates, so as to by Output gear on 3rd axle reaches the purpose of driving side baffle plate turning to drive sector gear to rotate.

The utility model is further set：The gear train includes being fixed on first group of driving gear on the second axle and the Two groups of driving gears, first group of driven gear being rotatably connected on the 3rd axle and second group of driven gear, the changement Including being rotatably connected between second group of driving gear and second group of driven gear and intermeshing second group of idler gear, institute The 3rd axle sleeve that axial slip connection circumferentially links with it on the 3rd axle is stated, the 3rd axle sleeve is provided at both ends with driven clutch Piece, active clutch-plate is provided with first group of driven gear and second group of driven gear, and is set on the handling flat board There is the actuator for stirring the axial movement of the 3rd axle sleeve.

So by the setting of second group of idler gear cause second group of driven gear rotation direction and first group it is driven The rotation direction of gear on the contrary, drive the 3rd axle sleeve toward when being moved to active clutch-plate and driven clutch plates abut in actuator, The linkage of the 3rd axle and the second axle can be achieved, so that can be by driving the 3rd axle sleeve toward different sides during operation The commutation of side dams rotation direction can be achieved to sliding.

The utility model is further set：The actuator includes the driving lever being hinged on handling flat board, on the driving lever The distance rod axially to be linked with the 3rd axle sleeve is provided with, the connecting rod for transmission is provided between the distance rod and driving lever.

So when it is required that side shield overturns adjustment position, rotating lever is only needed to come by connecting rod and distance rod Drive sliding axially for the 3rd axle sleeve so that active clutch-plate and driven clutch plates fitting, it is simple to operate.

The utility model is further set：Cam is fixed with 3rd axle sleeve, is symmetrically arranged with and accounts on the cam The breach of quadrant, motion bar is provided with the distance rod, described motion bar one end is disposed therein a breach The limited block of middle slip, it is provided with the distance rod and keeps active clutch-plate and driven clutch plates to be in the axial direction of abutting state Locating part.

By the cooperation of limited block and breach, spacing effect can be played to the rotation of the 3rd axle sleeve so that its limit 90 degree can only be rotated, so as to also can effectively prevent side shield from occurring situation about excessively overturning during upset, in addition axially Locating part can play a part of axial limiting so that active clutch-plate and the holding fit-state of driven clutch plates stabilization.

The utility model is further set：The axial limiting part includes being arranged on the card that motion bar clamping is supplied on support Mouthful, the motion bar is connected on distance rod along the 3rd Axial and radial is flexible, be provided with the distance rod for away from spacing The abutting part that block side breach abuts, it is provided between the motion bar and distance rod and keeps abutting part and cam in abutting shape The compression spring of state.

So when distance rod the 3rd axle sleeve of promotion is moved to active clutch-plate and driven clutch plates are in fit-state, the Three axles rotate during limited block slided in breach, now abutting part can under the elastic force of compression spring outer bullet and another Breach bottom wall abuts, and is now moved outside motion bar and causes it is connected in bayonet socket to realize the spacing of axial direction, so as to realize active clutch The holding fit-state of piece and driven clutch plates stabilization, when the 3rd axle turns to extreme position, abutting part again can be past by cam Push up in compression spring direction so that axial clamped condition releases.

The utility model is further set：Be provided with the support for promote distance rod and keep active clutch-plate and Driven clutch plates are in the return spring of released state.

The setting of return spring can play a part of reset, when the 3rd axle turns to extreme position, axial clamping shape After state releases, the 3rd axle sleeve can return back to centre position in the presence of return spring so that active clutch-plate and driven clutch Piece is in disengaged position, is easy to subsequent operation.

The utility model is further set：Screens disk is fixed with 3rd axle sleeve, card is provided with the support Position pin, is arranged at intervals with the screens disk and position blocking pin clamping and the screens that keeps side shield to be in upset extreme position Groove.

By the clamping of position blocking pin and screens groove can to it is in an intermediate position when the 3rd axle sleeve play it is circumferential spacing Effect, realize to adjusting the locked of the side shield after state, so as to avoid during usually use because manual operation is overturn The situation of side shield.

The utility model is further set：The handling flat board side is provided with the tire for rolling, the hydraulic oil The bottom of cylinder is hinged with roller.

On the one hand the setting of tire and roller can play a part of support, on the other hand also allow for loading and unloading the movement of flat board And carrying.

Brief description of the drawings

Fig. 1 is the structure chart of the present embodiment；

Fig. 2 is the structure chart of oil cylinder and gear in the present embodiment；

Fig. 3 is the sectional view of the 3rd axle in the present embodiment；

Fig. 4 is the structure chart of distance rod in the present embodiment；

Fig. 5 is the sectional view at A-A in Fig. 4；

Fig. 6 is the structure chart of the present embodiment medium-height trestle and loose slot；

Fig. 7 is the sectional view at B-B in Fig. 6.

Reference：10th, flat board is loaded and unloaded；11st, side shield；111st, sector gear；12nd, support；13rd, first axle；131st, drive Moving gear；132nd, drive sprocket；14th, support bar；15th, driving lever；16th, connecting rod；17th, chute；18th, position blocking pin；19th, tire；21st, Two axles；211st, driven sprocket；212nd, chain；213rd, first group of driving gear；214th, second group of driving gear；22nd, the 3rd axle； 221st, the shaft shoulder；222nd, first group of driven gear；223rd, the first axle sleeve；224th, axle sleeve step；225th, second group of driven gear；226、 Second axle sleeve；227th, output gear；228th, jackshaft；229th, second group of idler gear；23rd, flat key；241st, taper roll bearing； 242nd, deep groove ball bearing；243rd, snap ring；31st, the 3rd axle sleeve；321st, driven clutch plates；322nd, active clutch-plate；33rd, adapter sleeve； 34th, it is open；35th, cam；36th, breach；37th, chamfering；38th, screens disk；39th, screens groove；41st, hydraulic jack；42nd, rack；43、 Self-locking guide wheel；51st, distance rod；511st, slide bar；512nd, thrust ring；513rd, loose slot；514th, spring plenum length；515th, compression spring； 516th, return spring；52nd, thrust ball bearing；53rd, motion bar；531st, abutting part；532nd, limited block；54th, buckle；55th, bayonet socket.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but As long as all protected in right of the present utility model by Patent Law.

A kind of packaged type loading/unloading platform, as shown in figure 1, including handling flat board 10 and side shield 11；It is whole to load and unload flat board 10 Body is in bending-like, and handling flat board 10 front end sets two symmetrically placed hydraulic jacks 41, and the top of hydraulic jack 41 and handling are flat The bottom of plate 10 is fixedly connected；As shown in Fig. 2 hydraulic jack 41 is provided with rack 42, the lower section of handling flat board 10 is provided with support 12, propped up The bottom of frame 12 is provided with the first axle 13 being rotatablely connected with it, and one end is provided with the drive gear coordinated with rack 42 in first axle 13 131, the other end is provided with drive sprocket 132, when handling flat board 10 is pushed up by hydraulic jack 41, drives drive gear 131 Move up, rotate drive gear 131 by engaging for rack 42 and drive gear 131 and drive first axle 13 to rotate, One axle 13 can drive drive sprocket 132 to rotate when rotating；Second axle 21 is set on support 12, and the second axle 21 rotates with support 12 to be connected Connect, the second axle 21 is provided with driven sprocket 211, and chain 212, driven sprocket 211 and drive sprocket are set on driven sprocket 211 132 are connected with chain 212, and when drive sprocket 132 rotates, driven sprocket 211 is driven by drive sprocket 132 by chain 212, So that the second axle 21 rotates.

As shown in figure 3, support 12 is provided with the 3rd axle 22 with the shaft shoulder 221, the 3rd axle 22 is rotatablely connected with support 12, 3rd axle 22 is provided with two groups of teeth wheel, and two groups of teeth wheel all connects the second axle 21 and the 3rd axle 22.

One of which gear includes first group of driving gear 213 and first group of driven gear 222, first group of driven gear 222 are arranged on the 3rd axle 22, are provided with the first axle sleeve 223 in first group of driven gear 222, are set in first group of driven gear 222 There is the first axle sleeve 223, axle sleeve step 224 is provided with the first axle sleeve 223, the inside of the first axle sleeve 223 sets a taper roller axle 241 and a deep groove ball bearing 242 are held, connect the 3rd axle 22 with two bearings, the left side of deep groove ball bearing 242 withstands on the shaft shoulder 221 On, right side is withstood by axle sleeve step 224, and the right side of axle sleeve step 224 is blocked by taper roll bearing 241, taper roll bearing 241 Left side is provided with snap ring 243, and snap ring 243 is stuck on the 3rd axle 22, prevents taper roll bearing 241 from being moved to the left, final to cause First axle sleeve 223 is maintained on the fixed position of the 3rd axle 22 and can not moved left and right；Taper roll bearing 241 makes the first axle sleeve 223 can carry larger axial force, and deep groove ball bearing 242 can provide the axial force of both direction, the first axle sleeve 223 is tended to be steady Fixed, first group of driving gear 213 engages with first group of driven gear 222, the second axle 21 is driven first group of driven gear 222 rotate.

Another group of gear includes second group of 214, second groups of driving gear, 222, second groups of driven gear idler gear 229, Second group of driving gear 214 is arranged on the second axle 21, is connected with the second axle 21, and second group of driven gear 225 is arranged on the 3rd On axle 22, the second axle sleeve 226 is provided with second group of driven gear 225, axle sleeve step 224, the second axle are provided with the second axle sleeve 226 The inside of set 226 sets a taper roll bearing 241 and a deep groove ball bearing 242, and the 3rd axle 22 is connected with two bearings, deep The right side of ditch ball bearing 242 is withstood on the shaft shoulder 221, and left side is withstood by axle sleeve step 224, and the left side of axle sleeve step 224 is by taper roller Bearing 241 blocks, and the left side of taper roll bearing 241 is provided with snap ring 243, and snap ring 243 is stuck on the 3rd axle 22, makes taper roller axle Holding 241 can not be moved to the left, and finally cause the second axle sleeve 226 to be maintained on the fixed position of the 3rd axle 22 and can not move left and right； Taper roll bearing 241 enables the second axle sleeve 226 to carry larger axial force, and deep groove ball bearing 242 can provide both direction Axial force, the second axle sleeve 226 is tended towards stability, jackshaft 228 is set on support 12, during second group of idler gear 229 is arranged on On countershaft 228, second group of idler gear 229 is rotatablely connected with jackshaft 228, enables second group of idler gear 229 in jackshaft Rotated on 228, and second group of driving gear 214 and second group of driven gear 225 engage with second group of idler gear 229 respectively, When second group of driving gear 214 rotates, by second group of idler gear 229, second group of driven gear can be transferred power to On 225, second group of driven gear 225 is set to follow the rotation of the second axle 21 and rotate；Can by such setting When two axles 21 rotate, first group of driven gear 222 and second group of driven gear 225 all follow the rotation of the second axle 21 and rotated, And first group of driven gear 222 is opposite with the rotation direction of second group of driven gear 225；First group of driving gear 213 is set It is equal to the gear ratio of second group of driving gear 214 and second group of driven gear 225 with first group of gear ratio of driven gear 222, makes The rotating speed of first group of driven gear 222 and second group of driven gear 225 is equal in magnitude.

The 3rd axle sleeve 31 is provided with the 3rd axle 22, the middle part of the 3rd axle 22 is provided with keyway, is provided with the 3rd axle sleeve 31 same Sample width and the keyway of insertion, set flat key 23 in keyway, connect two keyways with flat key 23, rotate the 3rd axle sleeve 31 When, the 3rd axle sleeve 31 horizontal on the 3rd axle 22 can slide while can driving the rotation of the 3rd axle 22；In the He of the first axle sleeve 223 The inner side of second axle sleeve 226 sets two clutch-plates 32 respectively, has a segment distance between two clutch-plates 32, in the 3rd axle sleeve 31 On both sides set two internal diameters to be more than the adapter sleeve of the external diameter of clutch-plate 32 on the first axle sleeve 223 and the second axle sleeve 226 respectively 33, it is provided with a segment distance between two adapter sleeves 33, the outside in adapter sleeve 33 sets two driven clutch plates 321 respectively, can It can be bonded with the active clutch-plate 322 on the axle sleeve 226 of active clutch-plate 322 and second on the first axle sleeve 223, and ought wherein one When the clutch-plate 32 of side is bonded, the clutch-plate 32 of opposite side will separate, and by the fitting of clutch-plate 32, make to produce between clutch-plate 32 Raw frictional force, the first axle sleeve 223 or the second axle sleeve 226 can drive the 3rd axle sleeve 31 to rotate, you can the rotational band of generation gear The effect that dynamic 3rd axle 22 rotates.

As shown in Fig. 2 setting output gear 227 on the right side of the 3rd axle 22, a sector is set on side shield 11 Wheel 111, sector gear 111 engages with output gear 227, makes output gear 227 can be for delivery to by the power of the 3rd axle 22 On side shield 11, side shield 11 is overturn, be provided with opening 34 on handling flat board 10, sector gear 111 is rotated without Loading/unloading platform is bumped against, reaches the effect that handling flat board 10 can deploy or pack up side shield 11 simultaneously in lifting process, so as to real It is existing to load and unload the object bigger than the width for loading and unloading flat board 10.

Load and unload and a support bar 14 is set on flat board 10, support bar 14 is provided with the driving lever 15 rotated with it, and tie point leans on Nearly lower end, when stirring 15 top of driving lever, larger power can be produced in the lower end of driving lever 15 by lever principle；The bottom of driving lever 15 is set Connecting rod 16 is put, the front end of connecting rod 16 is rotatably connected with the bottom of driving lever 15；As shown in figure 3, the rear end of connecting rod 16 is provided with distance rod 51, thrust The upper end of bar 51 is rotatably connected with connecting rod 16；The middle part of distance rod 51 is square slide bar 511 provided with cross section, loads and unloads and is set on flat board 10 It is square chute 17 to put cross section, and chute 17 is slidably connected with slide bar 511, distance rod 51 is moved left and right but can not be revolved Turn；The bottom of distance rod 51 is provided with the thrust ring 512 for being secured to connection, and a thrust is respectively provided with the both sides of thrust ring 512 Ball bearing 52, when promotion distance rod 51 moves left and right, distance rod can apply pressure by thrust ring 512 to thrust ball bearing 52, And transfer the pressure on the 3rd axle sleeve 31, translate the 3rd axle sleeve 31, while will not make thrust when the 3rd axle sleeve 31 rotates Bar 51 rotates；The upper end of driving lever 15 is stirred in realization, the 3rd axle sleeve 31 is moved left and right by the effect of larger power.

Cam 35 is set on the 3rd axle sleeve 31, as shown in figure 4, distance rod 51 is provided with loose slot 513, loose slot 513 Level is fixedly connected on the middle part of distance rod 51, and slidable motion bar 53 is provided with loose slot 513；From the center of motion bar 53 to After output gear 227 is splitted, as shown in figure 5, cam 35 is provided with two breach 36, right side lacks the obtained sectional view of motion bar 53 Mouth 36 is provided with chamfering 37；The right-hand member of motion bar 53 sets an abutting part 531, and loose slot 513, which is provided with, covers the rear end of abutting part 531 Spring plenum length 514 firmly, spring plenum length 514 is interior to be provided with compression spring 515, and abutting part 531 is applied to the left by compression spring 515 Thrust；Motion bar 53 is provided with limited block 532, and the height of limited block 532 is consistent with abutting part 531 and is arranged on the first from left of cam 35 End；When the posture of cam 35 is as shown in Figure 5, side shield 11 is in vertical posture；So as to reach following effect, the 3rd axle sleeve 31 band moving cams 35 rotate counterclockwise to the clamping of limited block 532, and can not be rotated further, if desired put down side shield 11, dial Dynamic driving lever 15 rotates clockwise cam 35, subsequent output gear 227 drive side shield 11 to handling 10 outer side to overturn of flat board extremely Level, if the driving cam 35 of the 3rd axle sleeve 31 is rotated counterclockwise to that can not be rotated further after the clamping of limited block 532 again, side The upset of baffle plate 11 sets back.

As shown in fig. 6, setting screens disk 38 on the 3rd axle sleeve 31, screens disk 38 is provided with two screens grooves 39, branch Frame 12 is provided with the position blocking pin 18 of edge chamfer；When side shield 11 is overturn to vertically or horizontally state, screens groove 39 can be by card Position pin 18 blocks, and prevents the 3rd axle sleeve 31 from rotating, so that side shield 11 keeps state vertically or horizontally；In loose slot 513 both ends are respectively provided with a return spring 516, and return spring 516 can make distance rod 51 be repositioned to all clutch-plates all the time The state of 32 separation；Split to obtain sectional view upwardly from the upper table of buckle 54, as shown in fig. 7, setting two cards on support 12 Button 54, side wall and the support 12 of the both sides of buckle 54 form two bayonet sockets 55；When driving lever 15 to either direction pull, distance rod 51 When promoting the 3rd axle sleeve 31 makes the driven clutch plates 321 be bonded completely with driven clutch plates 322, motion bar 53 is by distance rod 51 Loose slot 513 is driven to the top of bayonet socket 55 of the both sides of buckle 54, and then the compression spring 515 in spring plenum length 514, which promotes, abuts Portion 531, the motion bar 53 for making to be fixedly connected with abutting part 513 are driven in bayonet socket 55, the 3rd axle sleeve after motion bar is blocked Can not return, then clutch-plate can not separate, make clutch-plate 32 keep fitting, maintain transmission effect；When side shield 11 overturn to During state vertically or horizontally, cam 35 extrudes abutting part 531, and abutting part 531 drives motion bar 53, motion bar 53 is exited card Mouth 55, allows return spring 516 that distance rod 51 is pushed into centre, allows clutch-plate 32 to separate, make gear train side dams 11 Driving failure, while position blocking pin 18 can be made to be caught in screens groove 39, allow side shield 11 to keep vertically or horizontally posture.

The bottom of hydraulic jack 41 sets self-locking guide wheel 43, oil cylinder is not dragged handling flat board during lifting or decline 10；Self-locking guide wheel 43, which is manually operable, presses locking press button, pins self-locking guide wheel 43, avoids its movement；Load and unload in flat board 10 Portion sets tire 19, is moved easily handling flat board 10.

Specific implementation process：In the lifting process of hydraulic jack 41, rack 42 engages with drive gear 131 makes drive gear 131 drive first axles 13 are rotated, and power is delivered to driven sprocket by the drive sprocket 132 in first axle 13 by chain 212 211, make driven sprocket 211 drive first group of driving gear 213 on the second axle 21 and second group of driving gear 214 to rotate.The One group of driving gear 213 drives first group of driven gear to rotate 222 and rotated, and makes 21 turns of first group of driven gear 222 and the second axle It is dynamic in opposite direction；Second group of driving gear 214 drives second group of idler gear 229 to rotate, and second group of idler gear 229 drives again Second group of driven gear 225 rotates, and makes second group of driven gear 225 identical with the rotation direction of the second axle 21.Driving lever 15 is stirred, is made Connecting rod 16 pulls distance rod 51, promotes the 3rd axle sleeve 31 active clutch-plate 321 is pasted with driven clutch plates 322 to a Slideslip Close, so as to which the power of the first driven gear 222 or the second driven gear 225 is delivered on the 3rd axle sleeve 3, the band of the 3rd axle sleeve 31 Dynamic 3rd axle 22 rotates, and so as to drive output gear 227 to rotate, output gear 227 drives sector gear 111 to rotate, sector Wheel 111 is fixedly connected on side shield 11, finally realize can make while hydraulic jack 41 lifts the positive upset of side shield 11 or Reverse flip.

Motion bar 53 is driven to above the bayonet socket 55 of the both sides of buckle 54 by the loose slot 513 on distance rod 51, then spring Compression spring 515 in cavity 514 promotes abutting part 531, and the motion bar 53 for making to be fixedly connected with abutting part 513 is driven card In mouthfuls 55, after motion bar is blocked the 3rd axle sleeve can not return, then clutch-plate can not separate, clutch-plate 32 is kept fitting, dimension The effect of transmission is held, when side shield 11 is overturn to state vertically or horizontally, cam 35 extrudes abutting part 531, abutting part 531 Motion bar 53 is driven, motion bar 53 is exited bayonet socket 55, allows return spring 516 that distance rod 51 is pushed into centre, allows clutch Piece 32 is separated, and the driving of gear train side dams 11 is failed, while position blocking pin 18 can be made to be caught in screens groove 39, allows side shield 11 Keep vertically or horizontally posture.

When thrust ring 512 promotes the 3rd axle sleeve 31, the active clutch-plate 321 is bonded completely with driven clutch plates 322, work Lever 53 is driven to above the bayonet socket 55 of the both sides of buckle 54 by the loose slot 513 on distance rod 51, then in spring plenum length 514 Compression spring 515 promotes abutting part 531, and the motion bar 53 for making to be fixedly connected with abutting part 513 is driven in bayonet socket 55, by work After lever is blocked the 3rd axle sleeve can not return, then active clutch-plate 322 and driven clutch plates 321 keep being bonded, maintain what is be driven Effect；Subsequent cam 35 is rotated further, until chamfering 37 contacts abutting part 531, is pushed backwards abutting part 531, motion bar 53 with abutting part 531 when being pushed to last position, and motion bar 53 exits from bayonet socket 54, enables return spring 516 by Three axle sleeves 31 promote to middle position, and active clutch-plate 321 separates with driven clutch plates 322, power can not be transferred to the 3rd axle 22, The screens groove 39 on screens disk 38 moves simultaneously, position blocking pin 18 is entered inside it, locks the 3rd axle sleeve 31 so that side Baffle plate 11 can not rotate；If now stirring driving lever 15 accidentally, the 3rd axle 22 is intended to continue to rotate to equidirectional, then limited block 532 Cam 35 can be blocked, prevents its rotation, so as to ensure that side shield 11 will not be because colliding other objects beyond rotational travel.

Following effect is can reach, during hydraulic jack 41 will load and unload the upward lifting of flat board 10, stirs driving lever backward 15, it will side shield 11 is flipped over, driving lever 15 is unclamped in switching process, side shield 11 can also continue to keep motion, until Upset be automatically stopped to level and pin side shield 11, driving lever 15 is stirred backward again accidentally, side shield 11 can not continue to Lower upset, collision free to other objects；Stirring driving lever 15 forward can make side shield 11 set back；Decline process is to driving lever 15 operation is then on the contrary and has identical effect；Utilize tire 19 conveniently can will load and unload flat board after packing up hydraulic jack 41 completely 10 drag away.

Claims (10)

1. a kind of packaged type loading/unloading platform, including handling flat board（10）, the handling flat board（10）Both sides be provided with side block Plate (11), it is characterized in that：The handling flat board（10）One end be provided with drive the end lifting hydraulic jack (41), the side Baffle plate (11) side is with loading and unloading flat board（10）It is be hinged, the handling flat board（10）Bottom be fixed with support (12), the branch The second axle (21) is rotatably connected on frame (12), the second axle of linkage (21) rotates first is provided with the hydraulic jack (41) Link gear, the second link gear of driving side shield (11) upset, second linkage are provided with second axle (21) The changement for driving side shield (11) reverse flip is provided with mechanism.

2. packaged type loading/unloading platform according to claim 1, it is characterized in that：First link gear includes being fixed on Rack (42) on hydraulic jack (41), is rotatably connected to first axle (13) on the support (12), on the first axle (13) The drive gear (131) engaged with rack (42) is fixed with, is fixed with drive sprocket (132) on the first axle (13), simultaneously Driven sprocket (211) is fixed with second axle (21), is set between the drive sprocket (132) and driven sprocket (211) There are both chains (212) of linkage.

3. packaged type loading/unloading platform according to claim 2, it is characterized in that：Second link gear includes the company of rotation The 3rd axle (22) being connected on support (12), the 3rd axle (22) is with being provided with the gear for linkage on the second axle (21) Group, output gear (227) is fixed with the 3rd axle (22), be provided with the side shield (11) and output gear (227) The sector gear (111) of engagement.

4. packaged type loading/unloading platform according to claim 3, it is characterized in that：The gear train includes being fixed on the second axle (21) first group of driving gear (213) and second group of driving gear (214) on, first be rotatably connected on the 3rd axle (22) Group driven gear (222) and second group of driven gear (225), the changement include being rotatably connected on second group of driving gear (214) between second group of driven gear (225) and intermeshing second group of idler gear (229), the 3rd axle (22) The 3rd axle sleeve (31) that upper axial slip connection circumferentially links with it, the 3rd axle sleeve (31) are provided at both ends with driven clutch Active clutch-plate (322) is provided with piece (321), first group of driven gear (222) and second group of driven gear (225), And the handling flat board（10）On be provided with stir the 3rd axle sleeve (31) axial movement actuator.

5. packaged type loading/unloading platform according to claim 4, it is characterized in that：The actuator, which includes being hinged on loading and unloading, puts down Plate（10）On driving lever (15), be provided with the distance rod (51) axially to be linked with the 3rd axle sleeve (31), institute on the driving lever (15) State the connecting rod (16) being provided between distance rod (51) and driving lever (15) for transmission.

6. packaged type loading/unloading platform according to claim 5, it is characterized in that：It is fixed with 3rd axle sleeve (31) convex Take turns (35), be symmetrically arranged with the breach (36) for accounting for quadrant on the cam (35), set on the distance rod (51) There is motion bar (53), described motion bar (53) one end is disposed therein the limited block (532) slided in a breach (36), described It is provided with distance rod (51) and keeps active clutch-plate (322) and driven clutch plates (321) to be in the axial limiting of abutting state Part.

7. packaged type loading/unloading platform according to claim 6, it is characterized in that：The axial limiting part includes being arranged on branch The bayonet socket (55) of motion bar (53) clamping is supplied on frame (12), the motion bar (53) is connected to along the 3rd axle (22) radial expansion and pushed away On power bar (51), the abutting for being abutted with away from limited block (532) side breach (36) is provided with the distance rod (51) Portion (531), it is provided between the motion bar (53) and distance rod (51) and keeps abutting part (531) with cam (35) in abutting The compression spring (515) of state.

8. packaged type loading/unloading platform according to claim 6, it is characterized in that：It is provided with the support (12) for pushing away Dynamicthrust bar (51) and holding active clutch-plate (322) and driven clutch plates (321) are in the return spring of released state (516)。

9. packaged type loading/unloading platform according to claim 8, it is characterized in that：Card is fixed with 3rd axle sleeve (31) Circle of position disk (38), position blocking pin (18) is provided with the support (12), be arranged at intervals with the screens disk (38) and screens Sell (18) clamping and keep side shield (11) to be in the screens groove (39) for overturning extreme position.

10. packaged type loading/unloading platform according to claim 1, it is characterized in that：The handling flat board（10）Side is set There is the tire (19) for rolling, the bottom of the hydraulic jack (41) is hinged with roller.