CN106364923A - Half door type truss - Google Patents

Abstract

The invention relates to a half door type truss used for a round stockyard stacker-reclaimer, and belongs to the technical field of round stockyard bulk material stacking and taking equipment. The half door type truss comprises a rotation door frame part and a centering rotation part. The rotation door frame part and the centering rotation part are in rotation connection with the centering rotation part as the pivot to jointly form a rotation truss of the round stockyard stacker-reclaimer. The rotation door frame part comprises a first beam in rotation connection with the centering rotation part, door frame landing legs and walking mechanisms, wherein the door frame landing legs are parallel to the centering rotation part and are arranged at intervals, and the walking mechanisms are fixed to the bottoms of the door frame landing legs and are in drive connection with the door frame landing legs. The rotation door frame part rotates with the span of the first beam as the radius and the centering rotation part as the pivot. Under driving of the walking mechanisms, the whole rotation door frame part can be driven to rotate around the rotation door frame part so that a material taking part and/or a material stacking part of the stacker-reclaimer can be driven to rotate, the co-rotation arrangement of a bucket wheel machine and a belt conveyor fixed to the half door type truss can be achieved, and the material taking productivity of material stacking and taking of a round stockyard is improved.

Description

A kind of semi-door type truss

Technical field

The present invention relates to one kind is applied to semi-door type truss door frame in circular stockyard, more specifically, more particularly, to a kind of Semi-door type truss, belongs to circular stockyard bulk material heap taking equipment technical field.

Background technology

With the increasingly raising of environmental consciousness and environmental requirement, reducing the pollution to surrounding becomes large-scale modernization storage Stock ground urgent problem, also needs to avoid the impact to bedding plant safe operation for the vile weather simultaneously.Circular stockyard heap takes Material machine is a kind of heap reclaimer device of bulk material, is usually placed in circular stockyard, with economic growth and social progress, ring Guaranteed request more and more higher, the application of stacker reclaimer of round stock yard will expand further, have good market prospect.

At present, domestic and international stacker reclaimer of round stock yard mainly adopts continuous herringbone windrow and tunneling boring feeding form, should During windrow, windrow arm moves back and forth Stock mode around newel, to realize continuous herringbone windrow, but scraper-type structure Feeding be only applicable to reserves are little, stack height is low and material viscosity is little stock ground it is impossible to meet that big reserves, material stack height be high and thing The big stock ground of material viscosity.

For solving above-mentioned technical problem, Chinese patent literature cn201420655712.2 discloses a kind of circular stockyard and mixes Stacker and circular stockyard gate-type mix stacker-reclaimer, and it includes circular stockyard mixed-windrowed locomotive, reclaimer, door frame and pitching behaviour Make assembly, circular stockyard mixed-windrowed locomotive includes newel, supplied materials trestle, windrow support body, windrow support body is provided with windrow defeated Send device and Mobile unloading device；Windrow running gear is hinged with windrow support body, door frame is hinged with feeding running gear, Stacker and reclaimer are all set up on the track of circular stockyard barricade.But the door frame that above-mentioned stacker-reclaimer adopts is mainly " a " Font structure, it is impossible to meet the use requirement of the walking beam of bucket wheel machine and belt feeder transporter, cannot meet circle in structure The requirement that stock ground door type bucket-wheel stacker reclaimer moves altogether, limits the feeding production capacity of heap feeding.Still further aspect, " a " word The door frame of type is due to its reasons in structure it is impossible to realize regulation in rotary course so that in actual applications it is impossible to good solve Certainly gate-type machine circular stockyard circular orbit makes required precision height, and the difficult problem that during use, ground free settling deforms.

Stacker reclaimer of round stock yard is with advanced technology, program control level is high, floor space is little, storage capacity is big, environmental-protecting performance is prominent Go out and more and more approve so as to obtain every profession and trade.Transport the increasingly big ability of handling capacity especially with harbour, material transfer station Change needs, develop can have large-scale (ultra-large type) production capacity and to material strong adaptability and technically reliable ground material Heap reclaimer device just seems extremely necessary.But the door frame being used for circular stockyard cannot meet circular stockyard gate-type bucket-wheel stacker in fact and take The needs of material machine, limit the feeding production capacity of heap feeding.

This also constitutes the design of the door frame requiring further improvement stacker-reclaimer, to solve existing technical problem.

Content of the invention

The problems referred to above existing for prior art, it is an object of the invention to provide a kind of be used for stacker reclaimer of round stock yard Semi-door type truss, under the driving of running mechanism, can drive whole rotating gantry portion around rotating gantry portion turn round, thus being formed The feeding portion of stacker-reclaimer and/or windrow portion can be driven to turn round together, realize feeding and/or the windrow of circular stockyard, by right The optimization of semi-door type truss structure, disclosure satisfy that the bucket wheel machine being fixed on semi-door type truss and belt feeder transporter turns round altogether Arrangement, it is achieved that circular stockyard gate-type stacker-reclaimer adopts the stacker-reclaimer of bucket wheel formula feeding, improves circular stockyard heap feeding Feeding production capacity.

According to it is an object of the invention to provide a kind of semi-door type truss, for stacker reclaimer of round stock yard, including rotating gantry Portion and centering rotating part, the connection that described rotating gantry portion is turned round with rotating part of feeling relieved for maincenter, are collectively forming circular stockyard heap The revolution truss of reclaimer, described rotating gantry portion includes the first crossbeam being connected with centering rotating part revolution, parallel to centering Rotating part spaced door frame supporting leg, and it is fixed on the running mechanism of door frame supporting leg bottom drive connection, described rotating gantry Portion is with first crossbeam span as radius, to feel relieved, rotating part rotates for maincenter；Under the driving of running mechanism, whole rotation can be driven Revolving door frame portion turns round around rotating gantry portion, thus formed to drive the feeding portion of stacker-reclaimer and/or windrow portion to turn round together, real The feeding of existing circular stockyard and/or windrow, by the optimization to semi-door type truss structure, disclosure satisfy that and be fixed on semi-door type truss On bucket wheel machine and the arrangement turned round altogether of belt feeder transporter it is achieved that circular stockyard gate-type stacker-reclaimer adopts bucket wheel formula feeding Stacker-reclaimer, improve the feeding production capacity of circular stockyard heap feeding.

Preferably, described first crossbeam one end and the connection of centering rotating part revolution, are collectively formed with centering rotating part and prop up Support rotating gantry portion overcomes deadweight, realizes liftable rounded end；Feel relieved on rotating part with being set in, limit rotating gantry portion footpath Fixing end to displacement；Described first crossbeam is hinged with door frame supporting leg away from the other end of centering rotating part, constitutes and realizes adjusting Section rotating gantry portion overcomes the adjustment end of track stress or rigidity rotation；Described door frame supporting leg is away from the other end of first crossbeam Drivable be fixed on ground, form the drive end that door frame portion revolution is rotated.

Preferably, described door frame supporting leg and gyroaxis bearing set up the two ends in first crossbeam bottom surface separately.

Preferably, described door frame supporting leg is hinged on the bottom side of first crossbeam.

Preferably, described first crossbeam includes the first flat-topped ridge, is fixed on the pulley base on the first flat-topped ridge and elevator pedestal, institute State pulley base interval set up separately at the two ends of the first flat-topped ridge top side face, along the symmetrical cloth of geometric center of first crossbeam length direction Put, what described elevator pedestal was spaced sets up separately at the two ends of the first flat-topped ridge bottom side, along along the geometry of the length direction of first crossbeam The heart is arranged symmetrically.

Preferably, described door frame supporting leg includes upper end and is hinged on first crossbeam, and lower end is perpendicular to first crossbeam towards downward The supporting leg stretched.

Preferably, described running mechanism is arranged on the tail end away from first crossbeam for the supporting leg, the fixation with supporting leg one.

Preferably, described running mechanism includes the running mechanism free bearing fixing with door frame supporting leg one, with running mechanism hinge The driving wheel of seat drive connection, and the guide rail that guiding driving wheel moves ahead, described running mechanism free bearing top is fixed on door frame and props up The bottom of lower limb, and extend down；Described driving wheel is embedded in the inside of running mechanism free bearing, is folded in running mechanism free bearing and leads Between rail, the rotatable fixation with running mechanism free bearing；Described guide rail fixes on the ground, prolongs along semi-door type truss direct of travel Stretch.

Preferably, described running mechanism also includes being integrally fixed with running mechanism free bearing, is connected with drive wheel Motor.

Preferably, described door frame supporting leg also includes being connected with supporting leg, is folded in returning between first crossbeam and supporting leg Turn ball to twist.

Preferably, described gyrosphere twists the top being arranged on supporting leg, the fixation with supporting leg one.

Preferably, described centering slewing equipment includes fixing supporting mechanism, the heart axle being connected with fixing supporting mechanism, and set It is located at the centering slew gear on heart axle, described fixing supporting mechanism fixes on the ground；Described heart axle one end is supported with fixing Mechanism is fixed, the other end being oppositely arranged, and upwardly extends along vertical；Described centering slew gear and feeding device one Fixation, while rotatable with respect to heart axle, the axis direction along heart axle moves.

Preferably, described centering slew gear includes centering ring and rotating ring, centering ring and the rotating ring of concentric socket Between be provided with the first rolling assembly, the centrage of centering ring, the first rolling assembly and rotating ring is coaxially disposed, and rotating ring is first Rotated around centering ring with rotating ring internal diameter for track under rolling assembly guiding.Preferably,

Preferably, the first rolling assembly is made up of multiple first rolling members, the first rolling member include the first roller, first Seat and the first shaft stool, the first roller is fixedly connected the outer surface of centering ring through the first bearing, and the first roller is interior with rotating ring Surface portion is tangent.

Preferably, it is connected through the first shaft stool between the first roller and the first bearing.

Preferably, centering ring is made up of the first centering ring, the second centering ring and centering ring link, the first and second centering Ring is symmetrical arranged and links into an integrated entity through centering ring link.

Preferably, the first and second centering ring outer surfaces divide equally multiple first rolling member of cloth.

Preferably, rotating ring is divided into and the first and second rotating rings.

Preferably, the first centering ring and the socket of the first rotating ring concentric, the second centering ring and the second rotation concentric set Connect, the inner surface of each ring body is cut into rotary rail with the first roller portion phase.

Preferably, the inner surface of centering ring and/or ring body end face are provided with the second rolling assembly, for realizing entirely feeling relieved back Rotation mechanism guides lower edge centering ring center line movement through the second rolling assembly while gyration.

Preferably, the second rolling assembly is made up of multiple second rolling members, and the second rolling member is propped up by the second roller, the second axle Seat and the second bearing composition.

Preferably, it is connected through the second shaft stool between the second roller and the second bearing.

Preferably, the both ends that the first and second centering rings are not connected with centering ring link add multiple second rollings Part.

Preferably, also include one the 3rd rolling assembly, for the axial limiting of rotating ring, the 3rd rolling assembly includes multiple 3rd rolling member, the 3rd rolling member include the 3rd pair of rollers, the 3rd shaft stool to and three abutments, the 3rd pair of rollers is respectively through Three shaft stools connect the ring body exterior surface of the first and second centering rings, the 3rd roller to the three abutments that are independently connected, three abutments The first and second rotating ring ring body two ends to sandwiched rotating ring.

Preferably, the 3rd roller is taper cone pulley.

Preferably, the nearly centering ring of taper cone pulley smaller part.

Preferably, this taper clip wheel of rotating ring sandwiched between, the spacing distance of rolling circle of every one the 3rd rolling member with Its rotation ring body rail thicknesses direction of matching forms rolling pair.

Preferably, the taper of taper cone pulley is determined by speed of gyration.

Preferably, the taper of taper cone pulley is intersected in the centre of gyration of described centering slew gear for taper wheel speed angle bus Point angulation.

Preferably, the separately equal circumferentially uniform cloth of the multiple rolling members in first, second, third rolling assembly Put.

Preferably, multiple rolling members are uniform staggered with preferably,

Preferably, described centering rotating part also includes being set on mandrel, is located at the dust-proof of fixing supporting mechanism top Mechanism.

The semi-door type truss that the present invention provides, under the driving of running mechanism, can drive whole rotating gantry portion around rotation Door frame portion turns round, thus formed to drive the feeding portion of stacker-reclaimer and/or windrow portion to turn round together, realizes taking of circular stockyard Material and/or windrow, by the optimization to semi-door type truss structure, disclosure satisfy that the bucket wheel machine and skin being fixed on semi-door type truss The arrangement turned round altogether with machine transporter, it is achieved that circular stockyard gate-type stacker-reclaimer adopts the stacker-reclaimer of bucket wheel formula feeding, carries Rise the feeding production capacity of circular stockyard heap feeding.

Brief description

Fig. 1 is the structural representation of the stacker-reclaimer of the semi-door type truss being provided using the present invention；

The structural representation of the semi-door type truss being adapted to stacker-reclaimer that Fig. 2 provides for the present invention；

The structural representation of the running mechanism of the semi-door type truss that Fig. 3 provides for the present invention；

Fig. 4 is the internal structure schematic diagram of the stacker-reclaimer of the semi-door type truss being provided using the present invention；

The schematic diagram of the fixing supporting mechanism being adapted to semi-door type truss that Fig. 5 provides for the present invention；

The top view of the fixing supporting mechanism being adapted to semi-door type truss that Fig. 6 provides for the present invention；

The partial enlarged drawing of the centering rotating part being adapted to semi-door type truss that Fig. 7 provides for the present invention；

The partial enlarged drawing of the centering rotating part being adapted to semi-door type truss that Fig. 8 provides for the present invention；

The partial enlarged drawing of the centering rotating part being adapted to semi-door type truss that Fig. 9 provides for the present invention；

The partial enlarged drawing of the centering rotating part being adapted to semi-door type truss that Figure 10 provides for the present invention；

The partial enlarged drawing of the centering rotating part being adapted to semi-door type truss that Figure 11 provides for the present invention.

Specific embodiment

As shown in figure 1, the invention provides a kind of semi-door type truss, for stacker reclaimer of round stock yard, this semi-door type purlin Frame coordinates the feeding portion of stacker reclaimer of round stock yard, supports and drives lifting and the revolution in feeding portion, be particularly suitable for bucket wheel formula Feeding portion.

As shown in Fig. 2 semi-door type truss includes rotating gantry portion 10 and centering rotating part 30, rotating gantry portion 10 is to feel relieved The connection that rotating part 30 turns round for maincenter, is collectively forming the revolution truss of stacker reclaimer of round stock yard, and rotating gantry portion 10 includes The first crossbeam 11 being connected with centering rotating part 30 revolution, parallel to the centering spaced door frame supporting leg 12 of rotating part 30, and It is fixed on the running mechanism 14 of door frame supporting leg 12 bottom drive connection, described rotating gantry portion 10 is with first crossbeam 11 span for half Footpath, with feel relieved rotating part 30 for the center of circle rotate；Running mechanism 14 is used for driving described rotating gantry portion 10 to rotate.With this, walking Under the driving of row mechanism 14, whole rotating gantry portion 10 can be driven to turn round around rotating gantry portion 10, thus formed to drive heap to take The feeding portion of material machine and/or windrow portion turn round together, realize feeding and/or the windrow of circular stockyard, by semi-door type truss The optimization of structure, disclosure satisfy that the arrangement that the bucket wheel machine being fixed on semi-door type truss and belt feeder transporter turn round altogether, realizes Circular stockyard gate-type stacker-reclaimer adopts the stacker-reclaimer of bucket wheel formula feeding, and the feeding improving circular stockyard heap feeding produces Ability.

In one kind preferably embodiment, rotating gantry portion 10 includes the first crossbeam being connected with centering rotating part 30 revolution 11 (on), with parallel to the centering spaced door frame supporting leg 12 of rotating part 30, first crossbeam 11 (on) one end and centering revolution The connection of portion 30 revolution, collectively forms support rotating gantry portion 10 with centering rotating part 30 and overcomes deadweight, realize liftable time Turn end 110；It is set on centering rotating part 30, limit the fixing end 120 of rotating gantry portion 10 radial displacement；First crossbeam 11 (on) hinged with door frame supporting leg 12 away from the other end of centering rotating part 30, constitute realization regulation rotating gantry portion 30 and overcome rail The adjustment end 130 of road stress or rigidity rotation；Door frame supporting leg 12 away from first crossbeam 11 (on) other end drivable solid It is scheduled on ground, form the drive end 140 that door frame portion 10 revolution is rotated.With this, under the drive of drive end 140, by solid Fixed end 120 limits rotating gantry portion 10 and prolongs the displacement of its radial direction, in the presence of rounded end 110 so that first crossbeam 11 (on) Turn round around centering rotating part 30, meanwhile, by adjustment end 130, being capable of elimination effectively and overcome rotating gantry portion 10 to exist Track stress in rotary course or because the problem of rigidity rotation.In order to reduce the frictional resistance of turning course, revolving door Frame portion 10 also include with first crossbeam 11 (on) the fixing gyroaxis bearing 13 of one, this gyroaxis bearing 13 is located at first crossbeam 11 (on) one end, be set in centering rotating part 30 on rotatable fixation.Further, larger in order to obtain as far as possible Work space, door frame supporting leg 12 and gyroaxis bearing 13 set up separately first crossbeam 11 (on) two ends of bottom side.Preferably, in order to Weaken the impact of lateral stress in rotary course for the rotating gantry portion 10, door frame supporting leg 12 be hinged on first crossbeam 11 (on) End bottom surface.

In order to realize the rotation of large span, rotating gantry portion 10 also include with first crossbeam 11 (on) the fixing revolution of one Bearing block 13, described gyroaxis bearing 13 be located at first crossbeam 11 (on) one end, be set in rotatable on centering rotating part 30 Fixation, described door frame supporting leg 12 be fixed on first crossbeam 11 (on) away from centering rotating part 30 other end, and with centering Rotating part 30 extends in parallel.

For the ease of the fixation of bucket wheel machine and belt feeder transporter, first crossbeam 11 (on) include the first flat-topped ridge 111 (on), Be fixed on the first flat-topped ridge 111 (on) on pulley base 112 and elevator pedestal 113, the setting up separately first of described pulley base 112 interval Flat-topped ridge 111 (on) two ends of top surface, along first crossbeam 11 (on) the geometric center of length direction be arranged symmetrically, this elevator pedestal 113 intervals set up separately the first flat-topped ridge 111 (on) two ends of bottom surface, along first crossbeam 11 (on) geometric center pair of length direction Claim arrangement, by symmetrical pulley base 112 and elevator pedestal 113 so that first crossbeam 11 (on) stress at two ends reaches Balance, whole first crossbeam 11 (on) carrying load distribution more uniform.

Door frame supporting leg 12 can be various suitable shapes, as shown in Fig. 2 door frame supporting leg 12 includes being hinged on first crossbeam 11 (on) on, lower end perpendicular to first crossbeam 11 (on) supporting leg 121 that extends down.Further, running mechanism 14 is arranged Supporting leg 121 away from first crossbeam 11 (on) tail end, the fixation with supporting leg 121 one.With this, by running mechanism 14 The motion of itself, drive supporting leg 121 drive first crossbeam 11 (on) move together, thus realize whole rotating gantry portion 10 around Centering rotating part 30 rotates.

Running mechanism 14 can be various suitable mechanisms, only need to meet and can drive door frame supporting leg 12 around centering rotating part 30 rotate.It is preferred that as shown in figure 3, running mechanism 14 includes the running mechanism free bearing fixing with supporting leg 121 one 141, the driving wheel 142 with running mechanism free bearing 141 drive connection, and the guide rail 143 that guiding driving wheel 142 moves ahead, traveling Mechanism's free bearing 141 top is fixed on the bottom of supporting leg 121, and extends down；Driving wheel 142 embeds running mechanism free bearing 141 Inside, be folded between running mechanism free bearing 141 and guide rail 143, the rotatable fixation with running mechanism free bearing 141；Guide rail 143 fix on the ground, extend along rotating gantry portion 10 direct of travel.Guide and limit driving wheel 142 by guide rail 143 along it The motion of default track, ensures that running mechanism 14 is walked according to set track.Further, prop up to realize door frame The automatic rotary of lower limb 12, realizes accurately Stroke Control, also includes being integrally fixed with running mechanism free bearing 141, with driving wheel The motor 144 of 142 drive connections, with this, by motor 144, can accurately control driving wheel 142, drive and support Lower limb 121 moves together.Further, in order to better meet rotating gantry portion 10 revolution operation in, door frame supporting leg 12 across Pivot angle displacement on degree direction and the torsional displacement of itself, also include being connected with supporting leg 121, be folded in first crossbeam 11 (on) Gyrosphere and supporting leg 121 between twists 145.Preferably, gyrosphere twists 145 tops being arranged on supporting leg 121, with supporting leg The fixation of 121 one.

In sum, under the driving of running mechanism 14, whole rotating gantry portion 10 can be driven around rotating gantry portion 10 times Turn, thus formed the feeding portion of stacker-reclaimer and/or windrow portion can be driven to turn round together, realize circular stockyard feeding and/or Windrow, by the optimization to semi-door type truss structure, disclosure satisfy that the bucket wheel machine being fixed on semi-door type truss and belt feeder fortune The arrangement that defeated machine turns round altogether, it is achieved that circular stockyard gate-type stacker-reclaimer adopts combination bucket-wheel stacker reclaimer, improves circular stockyard The feeding production capacity of heap feeding, additionally, rotating gantry portion has the rotating gantry portion of horizontal upper beam, due to using supporting leg and upper Flat-topped ridge with revolution ball pivot draw bail, can solve very well gate-type machine circular stockyard circular orbit make precision relatively low and use in This difficult problem of foundation settlement deformation.

In embodiments of the invention, bucket wheel feeding portion 20 can be solid with rotating gantry portion 10 using various suitable structures Fixed, in order to realize the material extracting operation of large span, the efficiency of lifting feeding is it is preferable that as shown in figure 4, bucket wheel feeding portion 20 includes Feeding girder 21, along the bucket-wheel mechanism 22 of feeding girder 21 length direction drive connection, and is fixed in rotating gantry portion 10, The elevating mechanism 23 being connected with feeding girder 21 liftable, under the driving effect of elevating mechanism 23, feeding girder 21 can be along rotation The short transverse in revolving door frame portion 10, the connection of height lifting, the height that feeding girder 21 is with respect to bank 100 is driven with this Liftable, drives bucket-wheel mechanism 22 bank relatively, horizontal direction and vertical position all can be altered as desired, thus, can be real The layering feeding in existing bucket wheel feeding portion, and cross over stockpile selection stockpile feeding, breach existing reclaimer not across material The limitation of heap feeding is so that a stock ground stores various materials, and access is possibly realized respectively；By being made using bucket-wheel mechanism For the actuator of feeding, enhance the adaptability to material physical characteristics for the material fetching mechanism, its fault rate is low, safeguard simple.

Elevating mechanism 23 can using various suitable shapes it is preferable that in an embodiment of the present invention, elevating mechanism 23 Including winding lifting mechanism 231, fixed pulley group 232, running block 233 and steel cable 234, winding lifting mechanism 231 and fixed pulley Group 232 is fixed in rotating gantry portion 10, fixation, steel cable 234 one end and the feeding of running block 233 and feeding girder 21 one Girder 21 is fixing, and the other end being oppositely arranged passes through fixed pulley group 232 and running block 233, long with winding lifting mechanism 231 Degree can roll up the fixation stretched.The connection stretched can be rolled up by length between steel cable 234 and winding lifting mechanism 231, in fixed pulley group 232 In the presence of running block 233, drive feeding girder 21 in vertical, highly switchable conversion, with this, change and fix The switching of the height and position of bucket-wheel mechanism 22 on feeding girder 21.

Fig. 5-11 is the close-up schematic view of centering rotating part, and centering rotating part 30 can be various suitable shapes, In the present embodiment, as shown in figure 4, centering rotating part 30 includes the fixing supporting mechanism 31 being fastened together with ground, and sandwiched Fixing between supporting mechanism 31 and rotating gantry portion 10, the mandrel 32 being connected with fixing supporting mechanism 31, by propping up with fixing The mandrel 32 that support mechanism 31 connects, provides the fixing axle center of rotating gantry portion 10 revolution, thus driving semi-door type truss around centering Rotating part 30 revolution capable of circulation.It is preferred that mandrel 32 and the fixation fixing supporting mechanism 31 one.

As the another kind preferably scheme of the present embodiment, as shown in figure 4, centering rotating part 30 includes fixing supporting mechanism 31, the mandrel 32 being connected with fixing supporting mechanism 31, and the centering slew gear 33 being set on mandrel 32, fixing supporting mechanism 31 fix on the ground；Mandrel 32 one end is fixing with fixing supporting mechanism 31, the other end being oppositely arranged, along vertical to Upper extension；The fixation of centering slew gear 33 and bucket wheel feeding portion 20 one, while rotatable with respect to mandrel 32, Ke Yiyan The axis direction motion of mandrel 32.With this, under the restriction and guiding of centering slew gear 33, the bucket wheel of fixation in conjunction takes While material portion 20 is rotatable with respect to mandrel 32, can move along the axis direction of mandrel 32, thus realizing bucket wheel feeding portion 20 with respect to bank horizontal direction and vertical, position can any switching laws fixation, to realize reclaimer and cross over stockpile taking Material is so that a stock ground stores various materials, and access is possibly realized respectively.

Fixing supporting mechanism 31 can for various suitable shapes it is preferable that as shown in Figure 5 and Figure 6, fixing supporting mechanism 31 include base 311, are fixed on the cylinder 312 on base 311, and are arranged on cylinder 312 outer peripheral face, along cylinder 312 At least one axial guidance 314 of footpath convex arrangement, base 311 passes through the locked fixation of bolt, cylinder 312 and base 311 1 The connection of body, axial guidance 314 is distributed on the outer peripheral face of cylinder 312, and axially extending along cylinder 312.Axle by setting Direction guiding rail 314 is it is ensured that bucket wheel feeding portion can be along variable the moving of the axial height of cylinder 312.Further, axial guidance 314 is the plane perpendicular to cylinder 312 radial direction, and the fixation with cylinder 312 one, forms one on the outer peripheral face of cylinder 313 Individual section is the section of non-positive round, with this so that being limited at uniform axial direction with the rolling element of axial guidance 314 routing motion On guide rail 314, it is to avoid rotary motion around cylinder 313 axle center.Further, centering rotating part 30 and revolving door for convenience The gyration in frame portion 10, also includes being fixed on the top bearing block 313 on cylinder 312 top.

Centering slew gear 33 can be for various suitable shapes it is preferable that as shown in Fig. 7 to Figure 11, show to overcome The stock ground of cannot crossing over having equipment (bridge-type stacker-reclaimer) is operated this shortcoming, then must increase the work(of its revolution and lifting Can, realize centering revolution, translation or elevating movement simultaneously, and spacing to centering portion load-bearing can play bearing effect, the present invention is real The centering slew gear providing in example is provided, is divided into centering ring 331 and the rotating ring 332 of concentric socket, centering ring 331 and rotation It is provided with the first rolling assembly 333, the centrage of the first rolling assembly 333 and centering ring 331 and rotating ring 332 center of circle between ring 332 It is coaxially disposed, and to rotating ring 332 radial positioning and is carried by the first rolling assembly 333, the first rolling assembly 333 is by multiple First rolling member 3331 forms, and the first rolling member 3331 includes the first roller 3331a, the first bearing 3331b and shaft stool 3331c, the first roller 3331a are fixedly connected the outer surface of centering ring 331, the first roller 3331a and rotation through the first bearing 3331b The inner surface portion of change 332 is tangent, and now, rotating ring 332 is under the first rolling assembly 333 guiding with rotating ring 332 internal diameter Rotate around centering ring 331 for track, complete gyration of feeling relieved.As one kind preferably scheme of the present embodiment, the first roller It is connected through shaft stool 3331c between 3331a and the first bearing 3331b, in other words, roll (moving) carrier and be arranged in the first roller Interior.

In order to ensure entirely to feel relieved slew gear motion when stability and carrying reasonability, as one kind of the present invention Preferably embodiment, centering ring 331 is respectively by the first centering ring 3311 (upper ring a), the second centering ring 3312 (lower ring b) and fixed Thimble link 3313 forms, and the first and second centering rings are symmetrical arranged and link into an integrated entity through centering ring link 3313, change Yan Zhi, the first and second centering rings are respectively fixedly connected with the two ends of centering ring link 3313；First and second centering ring appearances Face is equipped with multiple first rolling members 3331, to ensure the rotary stability of rotating ring.Correspondingly, rotating ring 332 be also classified into First and second rotating rings, the first centering ring 3311 and the socket of the first rotating ring 3321 concentric, the second centering ring 3312 and the Two rotating ring 3322 concentric is socketed, and the inner surface of each ring body is mutually cut into rotary rail with the first roller 3331a part.

Additionally, the inner surface of the first and second centering rings is provided with the second rolling assembly 334, can achieve whole centering turn-around machine Structure is while gyration through the second rolling assembly 334 guiding lower edge gyratory directions vertical movement, i.e. the first rolling assembly 444 Centerline direction moves vertically；Second rolling assembly 334 is made up of multiple second rolling members 3341, and the second rolling member 3341 is by Second wheel 3341a, the second shaft stool 3341b, the second bearing 3341c composition；Similarly, roll (moving) carrier and be arranged in second In roller.As one kind preferably embodiment, the two ends that the first and second centering rings are not connected with centering ring link 3314 Portion adds multiple second rolling members 3341, with the stationarity ensureing entirely to feel relieved during slew gear motion；Also dependent on load-bearing or The rigidity of movement needs to add the second rolling member 3341, is defined by the stability ensureing to move, is not construed as the second rolling member 3341 particular location uniqueness.

It is noted that be the radial deflection eliminating in direction of rotation, and rotating ring 332 is with centering ring 331 together Linear velocity difference during motion and the axial displacement that produces, in other words, for implement this centering slew gear can in company with have revolution and The function executing part synchronizing shaft of axially-movable adds the 3rd rolling assembly on the basis of the above to the requirement of motion, inventor 335, for the axial limiting of rotating ring 332, the 3rd rolling assembly 335 is made up of multiple 3rd rolling members 3351, and Figure 11 is the The partial enlarged drawing of three rolling members, as shown in figure 11, the 3rd rolling assembly 335 includes multiple 3rd rolling members 3351, the 3rd rolling Moving part 3351 includes the 3rd pair of rollers 3351a, shaft stool to 3351b and three abutments 3351c, and the 3rd pair of rollers 3351a is respectively Through shaft stool to 3351b independent connection three abutments 3351c, three abutments 3351c connects the ring body of the first and second centering rings Outer surface, the first and second rotating ring ring body two ends of the 3rd pair of rollers 3351a sandwiched rotating ring 332；Wherein the 3rd roller is Taper cone pulley, correspondingly, the nearly centering ring of taper cone pulley smaller part 331；Therefore this taper clip wheel of rotating ring 332 sandwiched between, therefore first It is respectively the track of the 3rd pair of rollers 3351a, the rolling circle of every one the 3rd rolling member 3351 with two end faces of the second rotating ring Spacing distance be matched therewith rotate ring body rail thicknesses direction formed rolling pair so that this centering slew gear is in reality Gyration can be done during existing axially-movable simultaneously.As one kind preferably embodiment, the taper of taper cone pulley is selected by speed of gyration Fixed, preferably speed angle bus is intersected in the centre of gyration point institute angulation angle of mechanism, to ensure the rolling of the 3rd rolling assembly 335 Dynamic circle is for waiting linear speed taper；Can achieve identical the stablizing with guarantee revolution in this centering slew gear big small end speed angle when rotating Property and load-bearing rigidity simultaneously make frictional force be minima.

As one kind preferably embodiment, as shown in fig. 7, for ensureing the stability moved, first, second, third rolling The centrage of dynamic assembly is coaxially disposed, and wherein rolling member is all circumferentially evenly arranged, and is preferably uniform staggered with.Now, the first rolling Dynamic assembly 333 (radial rolling element) rolling circle center and the line of the second rolling assembly 334 (axial rolling body) axial center point Extended line passes through the rotary middle point of rotating ring 332 and centering ring 331.

In actual applications, rotating ring and have lifting or translation, spinfunction require workpiece be connected composition one centering Slewing equipment, it is preferred that in embodiments of the present invention, as shown in fig. 7, this centering slewing equipment is set on mandrel 32, And the periphery of the cross section of mandrel 32 is non-circular and partly tangent with the second roller 3341a；The work being now connected with rotating ring 332 Part can rotate with rotating ring 332, and mobile along mandrel 32 with centering ring 331, and when mandrel 32 is arranged perpendicular to the ground, workpiece can rise Fall；When the parallel ground of mandrel 32 is arranged, workpiece can translation.On the basis of above-described embodiment, in a kind of specific embodiment, Centering rotating part 30 also includes being set on mandrel 32, is located at the dust-proof mechanism 34 on fixing supporting mechanism 31 top, by anti- Dirt mechanism 34, efficiently avoid in heap reclaiming process, and it is various unfavorable that dust enters fixing supporting mechanism 31 inside and leads to Impact.

In sum, the centering rotating part providing in the embodiment of the present disclosure, by being equipped with the first and second rollings simultaneously Assembly parts do gyration and the demand of linear motion simultaneously；By compound fortune is realized using each independent motion secondary combination Move so that each modular construction is simple, be easy to making and easy to maintenance；By arranging in ring body by multiple first, second Hes The rolling pair of the 3rd rolling member composition, realizing that mechanism is vertical, revolution directed movement functional requirement simultaneously, also meet after mounting Main equipment each station at the scene under, all can bear by the three-dimensional load producing during operation；By adopting Two rolling assemblies are so that the later line slideway precision prescribed of cooperation mandrel reduces it is easy to making, being easy to safeguard；By determining Heart slew gear is arranged on the parts of linear motion function, drives the 3rd rolling assembly and makes moving component originally by this part Body degree of freedom is constrained, that is, realize at an arbitrary position boning out campaign and centering revolution complete simultaneously.

Although patent of the present invention is open as above with preferred embodiment, it is not for limiting patent of the present invention, appointing What those skilled in the art, in the spirit and scope without departing from patent of the present invention, may be by method and the skill of the disclosure above Art content makes possible variation and modification to technical solution of the present invention, therefore, every without departing from art solutions of the present invention Content, any simple modification above example made according to the technical spirit of patent of the present invention, equivalent variations and repair Decorations, belong to the protection domain of art solutions of the present invention.

Claims (10)

1. a kind of semi-door type truss, for stacker reclaimer of round stock yard it is characterised in that including rotating gantry portion and centering revolution Portion, the connection that described rotating gantry portion is turned round with rotating part of feeling relieved for maincenter, it is collectively forming the revolution of stacker reclaimer of round stock yard Truss, described rotating gantry portion includes the first crossbeam being connected with centering rotating part revolution, sets parallel to centering rotating part interval The door frame supporting leg put, and it is fixed on the running mechanism of door frame supporting leg bottom drive connection, described rotating gantry portion is with first crossbeam Span is radius, to feel relieved, rotating part rotates for maincenter.

2. semi-door type truss according to claim 1 is it is characterised in that described first crossbeam one end is returned with centering rotating part The connection turning, collectively forms support rotating gantry portion with centering rotating part and overcomes deadweight, realize liftable rounded end；With sheathed On centering rotating part, limit the fixing end of rotating gantry portion radial displacement；Described first crossbeam is another away from centering rotating part Outer one end is hinged with door frame supporting leg, constitutes and realizes adjusting the adjustment end that rotating gantry portion overcomes track stress or rigidity rotation；Institute State door frame supporting leg away from first crossbeam other end drivable be fixed on ground, form the drive that door frame portion revolution is rotated Moved end.

3. semi-door type truss according to claim 2 is it is characterised in that described door frame supporting leg and gyroaxis bearing set up separately The two ends of first crossbeam bottom surface.

4. the semi-door type truss according to Claims 2 or 3 is it is characterised in that described door frame supporting leg is hinged on first crossbeam Bottom side on.

5. semi-door type truss according to claim 2 is it is characterised in that described first crossbeam includes the first flat-topped ridge, fixing Pulley base on the first flat-topped ridge and elevator pedestal, what described pulley base was spaced sets up separately on the two ends of the first flat-topped ridge top side face, edge The geometric center of first crossbeam length direction is arranged symmetrically, and what described elevator pedestal was spaced sets up separately the two of the first flat-topped ridge bottom side End, the geometric center along the length direction of first crossbeam is arranged symmetrically.

6. semi-door type truss according to claim 1 is it is characterised in that described door frame supporting leg includes upper end and is hinged on first On crossbeam, the supporting leg that lower end extends down perpendicular to first crossbeam.

7. semi-door type truss according to claim 1 is it is characterised in that described running mechanism includes and door frame supporting leg one Fixing running mechanism free bearing, the driving wheel with running mechanism free bearing drive connection, and the guide rail that guiding driving wheel moves ahead, institute State the bottom that running mechanism free bearing top is fixed on door frame supporting leg, and extend down；Described driving wheel is embedded in running mechanism hinge The inside of seat, is folded between running mechanism free bearing and guide rail, the rotatable fixation with running mechanism free bearing；Described guide rail is fixed On the ground, extend along semi-door type truss direct of travel.

8. semi-door type truss according to claim 5 is it is characterised in that described door frame supporting leg is also included with supporting leg even Connect, the gyrosphere being folded between first crossbeam and supporting leg twists.

9. semi-door type truss according to claim 1 is it is characterised in that described centering slewing equipment includes fixing support machine Structure, the heart axle being connected with fixing supporting mechanism, and the centering slew gear being set on heart axle, described fixing supporting mechanism is fixed On the ground；Described heart axle one end is fixed with fixing supporting mechanism, and the other end being oppositely arranged is prolonged upwards along vertical Stretch；Described centering slew gear and the fixation of feeding device one, while rotatable with respect to heart axle, along the axis side of heart axle To motion.

10. semi-door type truss according to claim 9 is it is characterised in that described centering slew gear includes concentric set The centering ring connecing and rotating ring, centering ring is provided with the first rolling assembly, centering ring, the first rolling assembly and rotation with rotation interannular The centrage of ring is coaxially disposed, and rotating ring is revolved around centering ring with rotating ring internal diameter for track under the first rolling assembly guides Turn.