Background technology
By taking vertical band plate or roll bending as an example, existing vertical band plate or rolled plate lifting tool generally use crossbeam clamp structure, this
A little suspender lateral dimensions are typically greater than hoisting heavy diameter, and volume is big, mechanism is heavy, and weight is usually 2,3 tons or so;Lifting
Operating area needs to reserve suitable space for components such as its crossbeams, to avoid colliding surrounding goods, compartment board in lifting or turn over
Turn device etc., if needing lifting operation in workpiece process, existing suspender limitation is very big, also increases job safety
Hidden danger;In addition, it clamps card force lifting with side folder single-point, poor, the unstable technical problem of the lifting degree of balance is not only existed, and
And force localization, clamp easily be embedded in weight, expendable pincers trace is left in its surface, shipping damage is caused.
The content of the invention
Goal of the invention of the present utility model is that a kind of lifting degree of balance of offer is high, suspender body is compact, be automatically performed lock
Hang and the vertical automatic lockhole suspender of lifting cargo is operated and will not damaged with lock-off.The vertical automatic lock that the utility model is provided
Hole suspender technical scheme, its main technical content is:A kind of vertical automatic lockhole suspender, including the upper and lower lifting being slidably matched
Cylinder sleeve and be oriented to slide bar, lifting cylinder sleeve be oriented to slide bar abutting end be provided with rotary opening and closing device, lifting cylinder sleeve be oriented to slide bar it
Between provided with the swollen latch mechanism of linking, the described swollen latch mechanism of linkage is the linkage at least three groups rod hinge connections arranged by even circumferential
The interlinked mechanism that bar and a hammerlock are constituted, the interior elbow of each hammerlock is point articulated in being oriented on slide bar, and arm lower end is tension claw, connection
Lever driving is hinged on lifting cylinder and put.
The vertical automatic lockhole suspender technical scheme that the utility model is provided, duty cycle converts between falling to hang and lift by crane
In, the tension claw or retraction or outside for the swollen latch mechanism that links are driven using lifting cylinder sleeve and the stretching operation being oriented between slide bar
Support, guiding slide bar is bounced back to be locked automatically in weight cylinder sleeve by rotary opening and closing device, and the tension claw for the swollen latch mechanism that now links is in
Retracted state, be it is standby hang after state or lifting with goods disengaged position;Tension force claw portion is entirely fallen in goods by movement to be lifted
Centre bore, lifting cylinder sleeve glides along slide bar is oriented to according to self gravitation, drives rotary opening and closing device to unlock therewith and reverse, work as lifting cylinder
Set is oriented to slide bar and freely glided with respect to lifting cylinder sleeve when being lifted by crane again, drive supportted outside the swollen latch mechanism tension claw that links expand by
Gradually to maximum opening, tension claw immediately with the tightly swollen solid, lifting of goods endoporus, because of Multi-point force application, lifting is made a concerted effort big, active force point
Dissipate, weight surface will not be damaged, and lift by crane position being on center of gravity of goods line, lifting cargo can remain stable and rise
State is hung, the degree of balance is good.The technical program has small volume, and lightweight, mechanism action flexibly, without other power is derived from
The dynamic job task for completing to separate with goods after lock hangs and landed, it is safe.
Embodiment
Accompanying drawing is that structure chart, including upper and lower slip is embodied in the vertical automatic lockhole suspender one that the utility model is provided
The lifting cylinder sleeve 1 and guiding slide bar 2 of cooperation, lifting cylinder sleeve 1 are provided with rotary opening and closing device 12 with being oriented to the abutting end of slide bar 2.Lifting
The upper end of cylinder sleeve 1 is fixedly connected through flange 10 with lifting suspension ring 3, provided with the swollen lock machine that links between lifting cylinder sleeve 1 and guiding slide bar 2
Structure.The described swollen latch mechanism of linkage is that the gangbar 4 and a hammerlock 5 of at least three groups connecting rods connection arranged by even circumferential are constituted
Interlinked mechanism, the aduncate interior elbow point 7 of hammerlock 5, which is articulated with, to be oriented on the otic placode of slide bar 2, the interior elbow of each hammerlock 5
The underarm section of point 7 is expansion arm 8, and the lower end of expansion arm 8 is the power effect position for acting on cargo centre hole.To make the power act on position
Acting surface fitting well with goods inner hole surface, increases locking action power, the lower end of expansion arm 8 is freely hinged with tension claw 9, tension force
The outer surface of pawl 9 is formed with the convex-concave lines of increase stiction, and the tension claw 9 being articulated and connected can be amiable in various cargo centres
Hole.Gangbar 4, which drives, is hinged on being hinged on otic placode 6 of lifting cylinder sleeve 2.
The achievable of described rotary opening and closing device is configured with a variety of, is only casted a brick to attract jade herein with an example structure, we
The protection domain of case is not limited to this example demonstrates that content.As shown in figure 5, the composition of this rotary opening and closing device includes being slidably matched
Pin sleeve 13 and cam inner core 15, pin sleeve 13 is placed in and is fixed in the endoporus of lifting cylinder sleeve 1, and the upper end of cam inner core 15 is set
There is the stop bit boss 17 coordinated with 13 times slip limits of pin sleeve, lower end is provided with lock core 16, lock core 16 and the lock for being oriented to the top of slide bar 2
Core bore coordinates, or 90 ° of rotations are to pin sleeve 13 and the locking bit for being oriented to slide bar 2, or 90 ° of rotation to lock core holes are mutually combined into both again
Unblock.Cam inner core 15 drives provided with the lock core formed between upper and lower guiding helical teeth 18,19 and upper and lower guiding helical teeth 18,19
Dynamic groove 20, bearing pin 14, which is extended transversely through, is fixed on the inwall of pin sleeve 13, and head end is protruding in lock core driver slot 20, pin sleeve 13 and its
Bearing pin 14, with being oriented in the relatively upper and lower slip of slide bar 2, upper and lower guiding helical teeth 18,19 is acted on per upper and lower with lifting cylinder sleeve 1
When, then force cam inner core 15 to make one 90 ° of rotations, be sequentially completed lifting cylinder sleeve 1 with being oriented to the locking and unblock of slide bar 2.
Preparation lifting state, referring to Fig. 1 and Fig. 3, is oriented to slide bar 2 and is bounced back into lifting cylinder sleeve 1, during which drive rotary opening and closing
Device 12 by it is two sealed, be fixed as one, the swollen latch mechanism that now links is in axial shrinkage state, and at this moment, tension claw 9 is also folded as most
Small guide vane, at this moment lifts by crane lifting suspension ring 3, this suspender is integrally moved to above cargo centre hole, then will fold and be broadcasted under tension claw 9
Enter in centre bore, when this suspender, which stops, to be stuck on goods, lifting cylinder sleeve 1 loses outside lifting strength, and slide bar 2 is oriented to by deadweight edge
In downslide, driving rotary opening and closing device 12, the driving of bearing pin 14 16 90 ° of rotations of lock core are to solution lock-bit, even if lifting cylinder sleeve 1 is with being oriented to
Slide bar 2 departs from sealed, when lifting by crane again, sliding on the guiding slide bar 2 of the geo-stationary of lifting cylinder sleeve 1, links swollen latch mechanism therewith
By axial tension, driving lower end tension claw 9 is gradually outwards supported, until being close to close and lift by crane goods with goods inner hole wall.By
Cargo centre line is in Heave Here, deflection will not be produced in lifting, lifting is stable, lifting force is big and is uniformly divided by each tension claw
Dissipate.Goods is hung to specified location whereabouts, until lifting cylinder sleeve 1 lose sling strength and voluntarily along being oriented to during slide bar 2 glides, a side
Face makes the swollen latch mechanism of linkage be in again axial shrinkage state, and tension claw 9 is folded to minimum aperture, with departing from goods, the opposing party
Face also drives rotary opening and closing device 12 again, and lock core 16, which enters, in being glided with lifting cylinder sleeve 1 is oriented to after the lock core hole of the upper end of slide bar 2,
Finally it is rotated by 90 ° to lock angle, is the readiness of lifting next time.
The technical program is applied to the goods lifting that endoporus is circular hole, square hole, and it both can apply to large cargo transport
Enterprise, apply also for the workpiece transfer in Mechanical Manufacturing Enterprises in use, with lifting and it is de- hang efficiency high, flexible movements,
The high technological merit of operational security.