CN102689170B - Support adjusting device for beam arm member and crane turnaround carrier vehicle - Google Patents
Support adjusting device for beam arm member and crane turnaround carrier vehicle Download PDFInfo
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- CN102689170B CN102689170B CN201210184517.1A CN201210184517A CN102689170B CN 102689170 B CN102689170 B CN 102689170B CN 201210184517 A CN201210184517 A CN 201210184517A CN 102689170 B CN102689170 B CN 102689170B
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Abstract
The invention discloses a support adjusting device for a beam arm member, which comprises a support (7) and a support leg. The support leg can be vertically retracted, wherein cable rope racks (2) which are distributed at intervals are also arranged on the support (7) along the first direction; each cable rope rack (2) can move the position relative to the support (7) along the first direction and the second direction vertical to the first direction; the first direction and the second direction are respectively vertical to the vertical direction; and a support cable (5)for flexibly bearing the beam arm member is respectively arranged on each cable rope rack (2). In addition, the invention also provides a crane turnaround carrier vehicle including the support adjusting device for the beam arm member. The beam arm member can be driven by the support adjusting device for the beam arm member to slightly movement in the directions X, Y and Z and slightly rotate around axis X, Y and Z, so that fine adjustment of the beam arm member on six degrees of freedom can be realized, and the support adjusting device is very convenient for assembly, debugging and turnaround installation of the beam arm member.
Description
Technical field
The present invention relates to a kind of servicing unit adopting when installing/dismounting beam arm part, particularly, relate to a kind of beam arm part supporting and adjusting device, it can be applied to the installing/dismounting operation of the beam arm part of crane arm and so on.In addition, the invention still further relates to a kind of crane transition transport vehicle that described beam arm part supporting and adjusting device is installed.
Background technology
In the construction site of engineering machinery, the place such as factory floor, port and pier often relates to the installing/dismounting of beam arm part, such as the docking of main equipment power transmission shaft in workshop etc.Typically, crane for example, especially hoister in large tonnage often needs transition operation, because crane weight is heavier, therefore crane arm (hereinafter to be referred as " arm ") need to be disassembled and transport transition from turntable, after arriving new operation place, again arm is installed on turntable again.For the ease of understanding, below take the situation of installing/dismounting of crane arm and be described as example.
Shown in Fig. 1 and Fig. 2, prior art often adopts U-shaped frame 2 to support in assembling, debugging and the transition process of arm 1, the U-shaped frame 2 that a pair of bearing height of its general employing is identical supports arms 1, the U-shaped lower cover of arm 1 contacts with the U-shaped face rigidity of U-shaped frame 2, therefore can not make arm 1 realize omnibearing micro-positioning regulators, this makes arm installing/dismounting very difficult.
In addition, a kind of crane transition auxiliary device is disclosed in Chinese invention patent application CN10172439A, this crane transition auxiliary device comprise carrier and be arranged on this carrier as the hydraulic cylinder of supporting leg, described carrier have arrange along the longitudinal direction for supporting the arm bracket (being U-shaped frame) of crane arm.Particularly, arm bracket and the crane arm of this crane transition auxiliary device remain rigidity and contact, it only can make crane arm traveling priority by hydraulic cylinder, cannot realize multi-faceted position adjustments, this bothers crane arm installation and debugging, the especially operation of transition installing/dismounting very much.
In above-mentioned prior art, U-shaped frame 2 can not drive arm to realize micro-positioning regulators, although though some U-shaped frame can be realized one-movement-freedom-degree by oil cylinder pushing, but due between U-shaped frame and arm for rigidity contacts, pushing course can only be realized unidirectional traveling priority, during rotation, arm can be stuck in U-shaped frame, can not realize rotation.In the assembling of arm, debug process, arm and for example distance between turntable are often less, the micro-positioning regulators in a plurality of orientation is to realize regulating arm with respect to the Reliable guarantee of the position of the parts such as debug platform, turntable, not then need workman to rely on experience repeatedly to adjust the relative position of arm and miscellaneous part, and the weight of arm is very large, the whole process of repeatedly adjusting takes time and effort, operation inconvenience, inefficiency.
Because the above-mentioned defect of prior art need to design a kind of novel supporting and adjusting device.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of beam arm part supporting and adjusting device, this beam arm part supporting and adjusting device not only can support beam arm part effectively, and can effectively realize the position adjustments of beam arm part six-freedom degree, thereby be convenient to the installing/dismounting of beam arm part.
In addition, the present invention also will provide a kind of crane transition transport vehicle, and the beam arm part supporting and adjusting device on this crane transition transport vehicle not only can support crane arm effectively, and can effectively realize the position adjustments of arm six-freedom degree.
In order to solve the problems of the technologies described above, the invention provides a kind of beam arm part supporting and adjusting device, comprise support and be arranged on this support can vertical telescopic supporting leg, wherein, on described support, be also provided with along the spaced apart hawser frame of first direction, described in each, be installed as can be with respect to described support along described first direction with perpendicular to the second direction shift position of this first direction for hawser frame, described first direction and second direction be respectively perpendicular to vertical direction, and described in each, on hawser frame, be separately installed with the support hawser for flexibility carrying beam arm part.
Preferably, described first direction is the length direction of described support, described second direction is the width of described support, described in each, supporting leg comprises respectively supporting cylinder, and four described supporting legs are installed on described support, and these four described supporting legs are arranged on the position, four corners of described support.
Preferably, described in each, supporting leg is installed on described support by the corresponding swing arm being hinged on described support, so that supporting leg can fold into described support one side by horizontally rotating of described swing arm described in each.
Preferably, on described support, interval is furnished with two described hawser framves.
Preferably, described in each, hawser frame is U-shaped frame, and the two ends of supporting hawser described in each are fixed to the upper end, both sides of corresponding described U-shaped frame, so that support the mid portion of hawser described in each, form concave.
Particularly, described in each, on U-shaped frame, be fixed with the many described support hawsers at one or interval, described in each, on the upper surface, both sides of U-shaped frame, be symmetrically fixed with one or more pairs of axis pin bases, bearing pin is installed on axis pin base described in each, and the two ends of supporting hawser described in each are fixed on corresponding described bearing pin.
Specifically selectively, described support hawser is steel wire rope or lifting belt.
Specifically selectively, the arm that described beam arm part is crane.
Preferably, described in each, hawser frame is installed on described support by corresponding slide rail part, described in each, slide rail part can move along described first direction by being arranged on the first corresponding drive unit of described support respectively on this support, and described in each, hawser frame can move along described second direction by being arranged on the second drive unit on corresponding described slide rail part on this slide rail part.
More preferably, described in each, the first drive unit comprises the first motor, the first decelerator and the first leading screw of arranging along described first direction, this first leading screw coordinates with the internal thread hole on corresponding described slide rail part, to drive described the first leading screw to rotate by this first motor and the first decelerator.
More preferably, described in each, the second drive unit comprises the second motor, the second decelerator and the second leading screw of arranging along described second direction, this second leading screw coordinates with the internal thread hole on corresponding described hawser frame, to drive described the second leading screw to rotate by this second motor and the second decelerator.
On the basis of the technical scheme of above-mentioned beam arm part supporting and adjusting device, the present invention also provides a kind of crane transition transport vehicle, wherein, this crane transition transport vehicle comprises according to the beam arm part supporting and adjusting device described in above-mentioned arbitrary technical scheme, the support of this beam arm part supporting and adjusting device is fixed on the vehicle frame of described crane transition transport vehicle, and described supporting leg is respectively since the periphery of described vehicle frame stretches out downwards; The arm that described beam arm part is described crane.
Pass through technique scheme, beam arm part supporting and adjusting device of the present invention is by the flexible concave steel wire loop in hawser frame, beam arm part (for example arm) can be supported by flexible steel wire loop, hawser frame offsets mutually moving under the promotion of drive unit separately, arm can not blocked, thereby can realize arm around micro-rotation of Z axis, and steel wire rope is also convenient for changing.The present invention both can drive arm to realize the movement of X, Y, tri-directions of Z, can drive again arm to realize the rotation around X, Y, tri-axles of Z, combination by these motions can drive supported arm to realize the adjustment of any deflection, the adjustment function of this various dimensions is that assembling, debugging arm are necessary with respect to matrixes such as turntable and debug platforms, has improved the practicality of this device, in addition, in the assembling and setting practice of beam arm part, find, arm is at X, the movement of Y-direction and the motion with respect to other directions around the fine motion of these three directions of rotation of Z axis, especially for the assembling of crane arm, debugging seems and is even more important, therefore in a preferred embodiment, the present invention drives the mode of ball screw to realize by motor acceleration and deceleration device, screw mandrel revolves the screw mandrel that turns around and drives an only mobile pitch of arm, with respect to other type of drive, its fine motion of mode that ball screw drives is better, can effectively avoid adjusting action repeatedly, save man-hour, raise the efficiency, reduce labour intensity.
Therefore, beam arm part supporting and adjusting device of the present invention can drive beam arm part (for example arm) to realize small size movement in X, Y, Z direction and around the small size rotation of X, Y, Z axis, be that the beam arm part that the present invention is adjustable supported is realized the action on six-freedom degree, for assembling, debugging, the transition of beam arm part, install and bring great convenience.Typically, for example, under the situation of crane, as a rule, especially during super-tonnage crane transition, the split transportation often of arm and turntable, arrival re-assemblies behind work-yard again, is now limited to the flatness of work-yard, the deflection of arm and turntable is the combined deflection of a plurality of dimensions, and the deflection of this complexity needs the combination adjustment in a plurality of frees degree.
Other features and advantages of the present invention partly in detail are described the specific embodiment subsequently.
Accompanying drawing explanation
Following accompanying drawing is used to provide a further understanding of the present invention, and forms a part for description, and itself and the following specific embodiment one are used from explanation the present invention, but protection scope of the present invention is not limited to following the drawings and the specific embodiments.In the accompanying drawings:
Fig. 1 is the supporting construction schematic diagram that available technology adopting U-shaped frame supports arm.
Fig. 2 is the structural representation of the U-shaped frame shown in Fig. 1.
Fig. 3 is the perspective view of the beam arm part supporting and adjusting device of the specific embodiment of the invention.
Fig. 4 is the main TV structure schematic diagram of the beam arm part supporting and adjusting device shown in Fig. 3.
Fig. 5 is the structural representation of looking up of the beam arm part supporting and adjusting device shown in Fig. 3.
Fig. 6 is the perspective view that the beam arm part supporting and adjusting device of the specific embodiment of the invention is supported with arm.
Description of reference numerals:
1 arm; 2 hawser framves;
3 axis pin bases; 4 bearing pins;
5 support hawser; 6 supporting cylinders;
7 supports; 8 slide rail parts;
9 second motors; 10 second decelerators;
11 second leading screws; 12 first motors;
13 first decelerators; 14 first leading screws;
15 supporting seats; 16 swing arms.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated, should be understood that, the specific embodiment described herein is only for description and interpretation the present invention, and protection scope of the present invention is not limited to the following specific embodiment.
It should be noted that, within the scope of technical conceive of the present invention, beam arm part supporting and adjusting device of the present invention can be applied to the installation adjustment of multiple beam arm part, and described beam arm part can be greater than for longitudinal sizes such as beam, arm, axles the parts of lateral dimension, for example crane arm.In addition, in the following description, the directions X in accompanying drawing is along the longitudinal direction (being length direction) of support 7, and Y-direction is along the horizontal direction (being width) of support 7, and Z direction is along the vertical direction (being short transverse) of support 7.
Below first generality is described the basic fundamental design that beam arm part of the present invention supports servicing unit; on this basis; in conjunction with Fig. 3 to Fig. 6, the specific implementation structure of corresponding component is described more in detail particularly; it will be appreciated that; technical conceive of the present invention is not limited to the particular elements shown in Fig. 3 to Fig. 6; but can there is multiple simple variant form, and in the following description some selectable simple variant forms will be described to attaching property for this reason, it belongs to protection scope of the present invention equally.
Referring to shown in Fig. 3 to Fig. 6, beam arm part supporting and adjusting device of the present invention comprise support 7 and be arranged on this support 7 can vertical telescopic supporting leg (flexible along the Z direction in Fig. 3), wherein, the spaced apart hawser frame 2 of length direction along this support 7 is also installed on described support 7, described in each hawser frame 2 on described support 7, be installed as can be with respect to described support 7 width and the length direction shift position along this support 7, and described in each, on hawser frame 2, be separately installed with the support hawser 5 for flexibility carrying beam arm part.
At this, it should be noted that, above-mentioned support 7 is rectangle rack substantially in Fig. 3 to Fig. 6, therefore hawser frame 2 can be described as briefly along support 7 length directions and width shift position, but the present invention is obviously not limited to this, under situation more generally, on described support 7, can be provided with along the spaced apart hawser frame 2 of first direction, described in each, be installed as can be with respect to support 7 along described first direction with perpendicular to the second direction shift position of this first direction for hawser frame 2, and described first direction and second direction are respectively perpendicular to vertical direction.Particularly, under the situation that this first direction and second direction are rectangle rack at support 7, can be length direction and the width of support 7.
Within the scope of above-mentioned basic fundamental design, the volume cost invention of supporting leg is not particularly limited, can be generally more than three, certainly under the thicker situation of supporting leg, at support front end two ends, two supporting legs arranging placed in the middle are also fine in employing, for example, by other auxiliary member (supporting leg upper end bifurcated), adopt a supporting leg also can realize object in addition.Preferably, in order to make beam arm part supporting and adjusting device of the present invention there is better load-carrying properties and support stiffness, strengthen the stationarity supporting, four described supporting legs are installed on described support 7, these four described supporting legs can be arranged on the position, four corners of support 7.Preferably, in order more not save space when beam arm part supporting and adjusting device of the present invention is not used, described in each, supporting leg can be installed on described support 7 by the corresponding swing arm 16 being hinged on support 7.Shown in Figure 4, like this, each supporting leg can fold into support 7 one sides by horizontally rotating of swing arm 16 when not using, thereby is conducive to save space.Described supporting leg should be realized vertical telescopic motion, and preferably, described in each, supporting leg comprises supporting cylinder 6, obviously can easily realize vertical telescopic and move, thereby regulate support 7 height and positions by this supporting cylinder 6.Apparently; to those skilled in the art; can adopt multiple retractor device to replace supporting cylinder 6 and realize the flexible of supporting leg; such as electric expansion bar, electric up-down jack, hydraulic elevator platform etc.; these simple variant modes all belong to the simple variant form of supporting leg, thereby belong to protection scope of the present invention.In addition, relevant
Within the scope of above-mentioned basic conception, generally speaking, can be along the length direction of this support 7 on described support 7 spaced apart two described hawser framves 2, so be enough to support beam arm part (for example arm 1), and be convenient to regulate the micro-positioning regulators of following beam arm part, also make the structure of beam arm part supporting and adjusting device of the present invention more simplify simultaneously.Certainly, according to practical application situation, hawser frame 2 can interval be furnished with a plurality ofly, so that beam arm part is formed to enough supports, especially at needs, supports under the situation that the beam arm part weight adjusted is larger.Referring to Fig. 3, hawser frame 2 can be U-shaped frame, the two ends of supporting hawser 5 can be fixed to the upper end, both sides of U-shaped frame like this, thereby make the mid portion of hawser 5 form concave, is convenient to carry described beam arm part.On each U-shaped frame, can be fixed with the many hawsers 5 at one or interval, for example, in Fig. 1, on each U-shaped frame, be fixed with separately two and support hawsers 5.Support hawser 5 and generally can adopt steel wire rope, but be not limited to this.Particularly, in the embodiment of Fig. 3, be symmetrically fixed with one or more pairs of axis pin bases 3 on the upper surface, both sides of U-shaped frame, on each axis pin base 3, bearing pin 4 be installed, the two ends of each hawser 5 can be fixed on corresponding bearing pin 4.
Particularly, for example, above-mentioned each first drive unit can comprise the first motor 12, the first decelerator 13 and the first leading screw 14 of arranging along the length direction of support 7, this first leading screw 14 coordinates with the internal thread hole on corresponding slide rail part 8, thereby can control the first leading screw 14 by the first motor 12 and the first decelerator 13, rotate, corresponding slide rail part 8 is moved along the length direction of support 7.Above-mentioned each second drive unit can comprise the second motor 9, the second decelerator 10 and the second leading screw 11 of arranging along the width of support 7, this second leading screw 11 coordinates with the internal thread hole on corresponding hawser frame 2, thereby this second motor 9 and the second decelerator 10 can be controlled the second leading screw 11 and rotate, and corresponding hawser frame 2 width along support 7 on corresponding slide rail part 8 is moved.
It should be noted that, above-mentioned the first drive unit and the second drive unit are only a kind of concrete drives structure forms, to those skilled in the art, within the scope of technical conceive of the present invention, have various structures modification, for example above-mentioned the first motor 12 and the second motor 9 can adopt hydraulic motor to replace.In addition, also can not adopt leading screw fit structure, but guide rod or guide rail are set on support 7 along its length, slide rail part 8 can be by retractable driving device such as hydraulic cylinder, electric expansion bars on guide rod or guide rail the length direction along support 7 move, corresponding guide rod or guide rail are also set on slide rail part 8 simultaneously, and drive the guide rod of hawser frame on slide rail part or guide rail to move along the width of support 7 by being arranged on hydraulic cylinder on slide rail part 8, electric expansion bar and so on retractable driving device.Certainly, also can carry out the equivalence of the simple direction of motion and replace, for example, by slide rail part is carried out to suitable constructional variant, slide rail part 8 can be moved along the width of support 7, and hawser frame 2 can move along the length direction of support 7 on slide rail part 8.These simple variant all belong to protection scope of the present invention.
By the technique scheme of beam arm part supporting and adjusting device of the present invention, apparently, because the present invention for example, forms specific flexible support by supporting 5 pairs of beam arm parts of hawser (arm 1), and can easily make hawser frame 2(drive accordingly beam arm part by above-mentioned supporting leg, the first drive unit, the second drive unit) shift position in Z direction, directions X and Y-direction, thereby realize Linear-moving, regulate.Simultaneously, because the present invention forms specific flexible support by supporting 5 pairs of beam arm parts of hawser, by controlling above-mentioned the second drive unit, supporting leg (such as supporting cylinder 6) etc., the rotational freedom that can easily realize beam arm part regulates, and can not exist under rigid support form because interfere, the factors such as friction and cause cannot effectively easily carry out the defect of rotational freedom adjusting, for example, in Fig. 6, by controlling the second motor 9 in 2 each self-corresponding the second drive units of two hawser framves, make side second motor 9 forwards, opposite side the second motor 9 reversions, thereby can be the rotation (rotating in XOY plane) that realizes Z-direction in Fig. 3 so that be carried on the beam arm part supporting on hawser 5, by controlling the flexible height of two of front sides supporting cylinder 6 and two supporting cylinders 6 of rear side, can be so that the Y direction of beam arm part in Fig. 3 be rotated (at XOZ rotation with in surface), by controlling the flexible height of two supporting cylinders 6 of two supporting cylinders 6 and right sides in left side, can be so that the X-direction of beam arm part in Fig. 3 be rotated (at YOZ rotation with in surface).Therefore, beam arm part supporting and adjusting device of the present invention has been realized the adjusting of beam arm part six-freedom degree by distinctive flexible support form and corresponding drives structure, be very easy to the installing/dismounting operation of beam arm part (for example arm), improved operating efficiency.
The preferred embodiment of beam arm part supporting and adjusting device of the present invention is described below in conjunction with Fig. 3 to Fig. 6, to help those skilled in the art to deepen on the whole the understanding to technical solution of the present invention, the arm 1 of mainly take in description process describes as example, and adjustment process of the present invention is more specifically described.It should be noted that, be only preferred form of the present invention shown in Fig. 3 to Fig. 6, and protection scope of the present invention is not limited to the concrete structure shown in Fig. 3 to Fig. 6, but have multiple alternative distressed structure as above.
As shown in Figure 3, the beam arm part supporting and adjusting device of this preferred implementing form mainly comprises that paired axis pin base 3, bearing pin 4, the hawser 5(in hawser frame 2, upper end, U-shaped frame both sides of two spaced apart U-shaped frame forms is specially steel wire rope), as four supporting cylinders 6, support 7, slide rail part 8, the first motor 12, the first decelerator 13, the first screw mandrel 14, the second motor 9, the second decelerator 10, second screw mandrel 11 of supporting leg.
In the time will supporting arm 1 auxiliary boom 1 installation, debugging, transition, the supporting cylinder 6 as supporting leg of beam arm part supporting and adjusting device of the present invention can be expanded to state as shown in Figure 1 by swing arm 16, support 7 is supported by four supporting cylinders 6, on support 7, on directions X, there are two interval slide rail parts 8, U-shaped frame can move along Y direction under the effect of external force on slide rail part 8, and the Y-direction both sides limited location piece of slide rail part 8 (in figure, nothing is guided) can prevent that U-shaped frame from skidding off along Y-direction; The upper end, both sides of single U-shaped frame has four every two axis pin bases 3 of axis pin base 3(relative along Y-direction), in each axis pin base 3, can pack bearing pin 4 into, the two ends of steel wire rope are contained on relative a pair of bearing pin 4, form the steel wire rope pair of a concave (taking the shape of the letter U), each U-shaped frame 2 can form the steel wire rope of two concaves, by meeting predetermined size relationship, can make steel wire rope keep certain interval with the inner surface of U-shaped frame rather than contact, in such two U-shaped framves, just formed two pairs of flexible concave steel wire ropes, arm is four flexible steel wire ropes supports thus just.
One casting lug thereon (being not limited to the form of casting lug thereon) is arranged at the bottom of each U-shaped frame, as shown in Figure 5, in projection, there is screwed hole, the second ball screw 11 is housed in hole, the two ends of the second ball screw 11 are by the rotatable support of bearing on corresponding slide rail part 8, and wherein bearing is stretched out by the second motor 9 and the second decelerator 10 driven rotary in one end, thereby the second ball screw 11 revolves to turn around and just can promote U-shaped frame and move a pitch along Y-direction, thereby realized the Y-direction fine motion of U-shaped frame, by changing turning to of the second motor, just make U-shaped frame respectively along the forward of Y-axis, negative sense slightly moves.
On support 7 along directions X because respectively there are a U-shaped frame, the second ball screw 11, slide rail part 8, the second motor 9 and the second decelerator 10 in both sides, therefore two U-shaped framves and interior concave steel wire rope thereof all can be realized the movement of the positive negative direction of Y-axis, if the moving direction of two U-shaped framves is identical, can make U-shaped frame move along Y-direction simultaneously, just can drive the arm in concave steel wire rope to realize Y-direction fine motion in the same way, the large I of fine motion displacement is controlled by controlling the rotating speed of motor; And two U-shaped framves move along Y-axis forward, negative sense respectively, and the steel wire loop in two U-shaped framves is flexible support, the mutual offsetting that can not limit arm is moving, so can drive arm to realize the small size rotation around Z axis, the large I of rotational angle is controlled by controlling mutual offsetting momentum size.
In the preferred embodiment for the present invention of Fig. 3 to Fig. 6, arm 1 along the fine motion implementation procedure of directions X is: as shown in Figure 5, projection (being not limited to the form of projection) is arranged at the bottom of slide rail part 8, in projection, there is screwed hole, the first ball screw 14 is housed in screwed hole, the two ends of the first ball screw 14 are by the seat supports on support 7, and wherein bearing is stretched out by the first motor 12 and the first decelerator 13 driven rotary in one end, thereby the first ball screw 14 revolves to turn around and just can promote slide rail part 8 and move a pitch along X-direction, thereby drive U-shaped frame along x to small size movement by slide rail part 8, by changing turning to of the first motor, just make U-shaped frame along the forward negative sense of X-axis, slightly move respectively.
As shown in Figure 3, support 7 of the present invention supports as supporting leg by four supporting cylinders 6, synchronization telescope by four supporting cylinders 6 along Z-direction, can make support 7 along the movement of Z-direction, support 7 drives U-shaped frame and interior steel wire loop thereof, the arm that final drive is supported is along the movement of Z-direction, and if arm is in assembling and deflection to some extent between position and turntable and debug platform during mode, can regulate by the flexible combination of four supporting legs the deflection of arm, example as shown in Figure 4, if suspension arm support is got up to install, during debugging, due to the unequal reason in base, discovery arm integral body is partial to the positive direction of Y-axis around X-axis, during adjustment, two supporting cylinders 6 of Y-axis forward one side (right side in Fig. 3) can be stretched out to suitable height can be by arm adjustment and turntable, debugger is concordant.
Slightly move from along X, Y-direction and the rotation in XOY plane is that mode by driven by motor ball-screw realizes different around Z axis, the movement of Z-direction and the lifting by four supporting cylinders 6 realizes around the rotation of X-axis, Y-axis, generally speaking, the weight of arm is heavier, and hydraulically powered mode has more advantage.
Described in comprehensive, beam arm part supporting and adjusting device of the present invention can drive beam arm part (for example arm 1) to realize small size movement in X, Y, Z direction and around the small size rotation of X, Y, Z axis, be that the beam arm part that the present invention is adjustable supported is realized the action on six-freedom degree, for assembling, debugging, the transition of beam arm part, install and bring great convenience.Typically, for example, under the situation of crane, as a rule, especially during super-tonnage crane transition, the split transportation often of arm and turntable, after arriving work-yard, re-assembly again, now be limited to the flatness of work-yard, the deflection of arm and turntable is the combined deflection of a plurality of dimensions, the deflection of this complexity just can be adjusted in simple one or two direction in neither above-mentioned example, often need the combination adjustment in a plurality of frees degree, but the relative position of any complexity, it is nothing but the combination in six-freedom degree direction, all can finally adjust the relative position between arm and matrix by the movement combination in the device in the present invention.
In addition, it should be noted that the bracing or strutting arrangement in the present invention, under off working state, also four support cylinders 6 can be swung to a side that folds into support 7 by the swing arm 16 connecting separately, the bulk that minimizing itself is shared, is convenient to transportation, and launches to support beam arm part when work again.
By the description of the above-mentioned specific embodiment, can find out in the above-mentioned preferred embodiment of the present invention, first, the beam arm part supporting and adjusting device of this preferred form rotates by the corresponding ball screw of corresponding driven by motor, thereby the mode that drives U-shaped frame to move drives beam arm part (for example arm 1) mobile, in the process of ball screw rotation one circle, promote arm and move a pitch, there is good fine motion, be convenient to regulate arm X, Y-direction amount of movement, and the movement of this both direction is in arm assembling, debug process, to need often to adjust; The second, the concave that the steel wire rope in this preferred form forms is supported for flexible support, when two U-shaped framves are when the mutual offsetting of Y-direction is moving, can drive arm around the micro-rotation of Z axis, and this motion is regular motion in arm assembling, debug process; The 3rd, in this preferred form, by four supporting cylinders, support whole device, four supporting cylinders all can be realized independent stretching motion, also adjustable its synchronization telescope that makes, during synchronization telescope, can make the present invention along the whole lifting of Z axis or reduction, and the present invention can realize the small size rotation around X-axis, Y-axis while combining by four landing leg stretchings; The 4th, this optimal way has been realized small size movement in X, Y, Z direction and effectively around the rotation of X, Y, Z axis, be that the present invention can drive arm to realize the micro-positioning regulators of six-freedom degree, can meet the micro-positioning regulators of arm under arbitrary initial state, by the movement combination in the different frees degree, arm adjustment is alignd with turntable, debug platform the most at last; The 5th, in this preferred form, the drive unit of directions X and the drive unit of Y-direction are arranged in slide rail part 8 and hawser frame 2(is specially U-shaped frame) on, not at grade, on space, along Y-axis, X-axis, arrange respectively, make the present invention can drive arm 1 respectively along X-axis, Y-axis is moved and can mutually do not interfered.
As mentioned above, Fig. 3 to Fig. 6 is only the preferred embodiment of the present invention, to those skilled in the art, a plurality of building blocks in this preferred embodiment can have corresponding simple variant mode, for example, in this preferred embodiment, the X, the Y-direction that in arm assembling, debug process, play a crucial role are moved and around the rotation of Z axis, be that mode by driven by motor ball screw realizes, in alternative scheme, also can adopt hydraulic motor to drive the mode of ball screw to realize; For another example, in the preferred embodiment, by supporting hawser 5, adopt steel wire rope, but also can adopt other flexible lockset to substitute steel wire rope, such as adopting lifting belt etc.In addition, in above-mentioned optimal way, each supporting cylinder 6 as supporting leg is hinged on support 7 by corresponding swing arm 16, so that four supporting cylinders 6 of the present invention can folding shrinking, as selectable form of implementation, between each swing arm 16 and support 7, can be separately installed with driving hydraulic cylinder, thereby by driving hydraulic cylinder can drive swing arm 16 to rotate, to launch or to regain swing arm, thereby four supporting cylinders 6 can be folded, be recovered to a corresponding side of support, thereby save space.In addition, the hydraulic control system of relevant supporting cylinder is known for those skilled in the art, owing to not relating to improvement of the present invention, does not repeat them here.
As mentioned above, the installing/dismounting process of beam arm part is the process of a dynamic debugging, for example, in the installation process of crane arm transition operation, can be so that supporting cylinder 6 extends, thereby make support 7 drive hawser frame 2 and arm 1 to move up, the turntable of crane is placed in to the below of support 7 and corresponding to the installation end of arm 1, by beam arm part supporting and adjusting device of the present invention, regulate the position of arm 1, the position adjustments that realizes any one or more frees degree of arm 1 on six-freedom degree as required, so that arm 1 is aimed at the hinge hole between turntable, and join by stub axle, further, by beam arm part supporting and adjusting device of the present invention, regulate the position of arm 1, the position adjustments that realizes any one or more frees degree of arm 1 on six-freedom degree as required, the amplitude oil cylinder realizing on turntable is aimed at the hinge hole between arm 1, and is undertaken hinged by bearing pin.And when dismounting arm 1, relatively simple, be mainly that beam arm part supporting and adjusting device of the present invention is placed in to arm below, corresponding bearing pin is extracted, make suspension arm support to supporting on hawser 5.
On the basis of the technical scheme of the above-mentioned beam arm part of the present invention supporting and adjusting device, the present invention also provides a kind of crane transition transport vehicle, wherein, this crane transition transport vehicle comprises the beam arm part supporting and adjusting device described in technique scheme, the support 7 of this beam arm part supporting and adjusting device is fixed on the vehicle frame of described crane transition transport vehicle, and described supporting leg respectively stretches out downwards since the periphery of described vehicle frame, the arm 1 that now described beam arm part is crane apparently.
By upper description, can be found out, the invention has the advantages that: beam arm part supporting and adjusting device of the present invention is by the flexible concave steel wire loop in hawser frame 2, beam arm part (for example arm 1) can be supported by flexible steel wire loop, hawser frame 2 offsets mutually moving under the promotion of drive unit separately, arm can not blocked, thereby can realize arm around micro-rotation of Z axis, and steel wire rope is also convenient for changing.The present invention both can drive arm to realize the movement of X, Y, tri-directions of Z, can drive again arm to realize the rotation around X, Y, tri-axles of Z, combination by these motions can drive supported arm to realize the adjustment of any deflection, the adjustment function of this various dimensions is that assembling, debugging arm are necessary with respect to matrixes such as turntable and debug platforms, has improved the practicality of this device, in addition, in the assembling and setting practice of beam arm part, find, arm is at X, the movement of Y-direction and the motion with respect to other directions around the fine motion of these three directions of rotation of Z axis, especially for the assembling of crane arm, debugging seems and is even more important, therefore in a preferred embodiment, the present invention drives the mode of ball screw to realize by motor acceleration and deceleration device, screw mandrel revolves the screw mandrel that turns around and drives an only mobile pitch of arm, with respect to other type of drive, its fine motion of mode that ball screw drives is better, can effectively avoid adjusting action repeatedly, save man-hour, raise the efficiency, reduce labour intensity.Therefore, beam arm part supporting and adjusting device of the present invention can drive beam arm part (for example arm 1) to realize small size movement in X, Y, Z direction and around the small size rotation of X, Y, Z axis, be that the beam arm part that the present invention is adjustable supported is realized the action on six-freedom degree, for assembling, debugging, the transition of beam arm part, install and bring great convenience.Typically, for example, under the situation of crane, as a rule, especially during super-tonnage crane transition, the split transportation often of arm and turntable, arrival re-assemblies behind work-yard again, is now limited to the flatness of work-yard, the deflection of arm and turntable is the combined deflection of a plurality of dimensions, and the deflection of this complexity needs the combination adjustment in a plurality of frees degree.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present invention, also can be combined, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (11)
1. beam arm part supporting and adjusting device, comprise support (7) and be arranged on this support (7) can vertical telescopic supporting leg, wherein, on described support (7), be also provided with along the spaced apart hawser frame of first direction (2), described in each, be installed as can be with respect to described support (7) along described first direction with perpendicular to the second direction shift position of this first direction for hawser frame (2), described first direction and second direction are respectively perpendicular to vertical direction, and described in each, on hawser frame (2), be separately installed with the support hawser (5) for flexibility carrying beam arm part.
2. beam arm part supporting and adjusting device according to claim 1, wherein, described first direction is the length direction of described support (7), described second direction is the width of described support (7), described in each, supporting leg comprises respectively supporting cylinder (6), and four described supporting legs are installed on described support (7), and these four described supporting legs are arranged on the position, four corners of described support (7).
3. beam arm part supporting and adjusting device according to claim 1, wherein, described in each, supporting leg is installed to described support (7) above by the corresponding swing arm (16) being hinged on described support (7), so that supporting leg can fold into described support (7) one sides by horizontally rotating of described swing arm (16) described in each.
4. beam arm part supporting and adjusting device according to claim 1, wherein, the upper interval of described support (7) is furnished with two described hawser framves (2).
5. beam arm part supporting and adjusting device according to claim 1, wherein, described in each, hawser frame (2) is U-shaped frame, the two ends of supporting hawser (5) described in each are fixed to the upper end, both sides of corresponding described U-shaped frame, so that support the mid portion of hawser (5) described in each, form concave.
6. beam arm part supporting and adjusting device according to claim 5, wherein, described in each, on U-shaped frame, be fixed with the many described support hawsers (5) at one or interval, described in each, on the upper surface, both sides of U-shaped frame, be symmetrically fixed with one or more pairs of axis pin bases (3), bearing pin (4) is installed on axis pin base described in each (3), and the two ends of supporting hawser (5) described in each are fixed on corresponding described bearing pin (4).
7. beam arm part supporting and adjusting device according to claim 1, wherein, described support hawser (5) is steel wire rope or lifting belt.
8. according to the beam arm part supporting and adjusting device described in any one in claim 1 to 7, wherein, described in each, hawser frame (2) is installed on described support (7) by corresponding slide rail part (8), described in each, slide rail part (8) can above move along described first direction at this support (7) by being arranged on the first corresponding drive unit of described support (7) respectively, and described in each, hawser frame (2) can above move along described second direction at this slide rail part (8) by being arranged on the second drive unit on corresponding described slide rail part (8).
9. beam arm part supporting and adjusting device according to claim 8, wherein, described in each, the first drive unit comprises the first motor (12), the first decelerator (13) and the first leading screw (14) of arranging along described first direction, this first leading screw (14) coordinates with the internal thread hole on corresponding described slide rail part (8), to drive described the first leading screw (14) to rotate by this first motor (12) and the first decelerator (13).
10. beam arm part supporting and adjusting device according to claim 8, wherein, described in each, the second drive unit comprises the second motor (9), the second decelerator (10) and the second leading screw (11) of arranging along described second direction, this second leading screw (11) coordinates with the internal thread hole on corresponding described hawser frame (2), to drive described the second leading screw (11) to rotate by this second motor (9) and the second decelerator (10).
11. crane transition transport vehicles, wherein, this crane transition transport vehicle comprises according to the beam arm part supporting and adjusting device described in any one in claim 1 to 10, the support (7) of this beam arm part supporting and adjusting device is fixed on the vehicle frame of described crane transition transport vehicle, and described supporting leg is respectively since the periphery of described vehicle frame stretches out downwards; The arm (1) that described beam arm part is described crane.
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| CN201210184517.1A CN102689170B (en) | 2012-06-06 | 2012-06-06 | Support adjusting device for beam arm member and crane turnaround carrier vehicle |
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| CN201210184517.1A CN102689170B (en) | 2012-06-06 | 2012-06-06 | Support adjusting device for beam arm member and crane turnaround carrier vehicle |
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| CN103010951B (en) * | 2012-12-07 | 2015-02-04 | 中广核工程有限公司 | Nuclear power plant main pipeline hoisting adjustment tool |
| CN107628548A (en) * | 2017-10-27 | 2018-01-26 | 三汽车起重机械有限公司 | Dismantle auxiliary mould, lifting telescopic arm disassembly system and method |
| CN108145629B (en) * | 2017-12-29 | 2023-11-28 | 大连福佳·大化石油化工有限公司 | Heat exchanger shifting tool and application method thereof |
| CN108032253A (en) * | 2017-12-29 | 2018-05-15 | 青岛软控机电工程有限公司 | Shaft element handler |
| CN113086749B (en) * | 2021-03-26 | 2022-08-30 | 国网四川电力送变电建设有限公司 | Wire unwinding disc main shaft dismounting tool, mounting method and dismounting method |
| CN113800449B (en) * | 2021-11-16 | 2022-02-08 | 四川明阳承起机械有限公司 | Automatic change big arm dismouting equipment of hoist |
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