CN102704869B - Rod connecting and disconnecting device applicable to drill rod - Google Patents

Rod connecting and disconnecting device applicable to drill rod Download PDF

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Publication number
CN102704869B
CN102704869B CN201210183725.XA CN201210183725A CN102704869B CN 102704869 B CN102704869 B CN 102704869B CN 201210183725 A CN201210183725 A CN 201210183725A CN 102704869 B CN102704869 B CN 102704869B
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China
Prior art keywords
drill steel
drill
sleeve
axle
oil cylinder
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CN201210183725.XA
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CN102704869A (en
Inventor
杨发虎
任军
石迁
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CHONGQING DIMA INDUSTRY Co Ltd
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CHONGQING DIMA INDUSTRY Co Ltd
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Abstract

The invention discloses a rod connecting and disconnecting device applicable to a drill rod. The rod connecting and disconnecting device comprises a drill frame, wherein two guide rails are arranged on the front surface of the drill frame side by side, a slide plate can upwards and downwards slide and move under the traction effect of a traction device, in addition, a rock drilling machine is arranged on the slide plate, the lower end of the drill frame is fixedly provided with a support frame, a holding rod assembly FQ is arranged in front of the support frame and is positioned right under the rock drilling machine, a connecting shaft and a transfer connecting shaft are vertically arranged at the left side of the drill frame, the upper end part of the connecting shaft is arranged in an installing hole of a drill rod top support frame in a penetrating way, and a position limiting groove penetrating the upper surface and the lower surface of the drill rod top support frame is arranged at the outer side of the installing hole. A plurality of drill rods can be connected according to requirements, so the total length of the drill rod is increased, the depth of the drill hole is increased, the problem of depth insufficiency of the drill hole in the prior art is perfectly solved, the whole rod connecting process is basically completed through machinery, the reliability is good, the automation degree is good, the rod dismounting operation can also be completed after the hole drilling, the structure is simple, the manufacture is easy, good technology and economic values are realized, and the rod connecting and disconnecting device is particularly suitable for being widely popularized and used in hole drilling engineering machinery.

Description

A kind of be applicable to drill steel connect, unload lever apparatus
Technical field
The present invention relates to engineering machinery field, specifically, relate in particular to a kind of for drill steel being connect, unloaded the device of bar.
Background technology
Along with the development of technology, on market, emerge large quantities of borehole engineering machinery now, the boring part of these borehole engineering machineries mainly comprises the drilling cramp of square structure, this drilling cramp is arranged vertically, at the front surface of drilling cramp, be provided with side by side two vertical guide rails, the slide block on slide plate and above-mentioned guide rail are slidably matched.On above-mentioned slide plate, hammer drill is installed, output shaft and the drill steel of this hammer drill are connected together by screw thread, and drill steel rotation under the drive of output shaft.Meanwhile, slide plate along the upper and lower slippage of guide rail, and then drives drill steel to move up and down under the drive of draw-gear, and moving up and down with rotation of drill steel match, thereby holes.In addition, for the ease of unloading bar, special being provided with under described hammer drill held up bar assembly FQ, and this holds up bar assembly FQ to be positioned at the front of bracing frame, and bracing frame is installed in the lower end of described drilling cramp.While unloading bar, described in hold up bar assembly FQ first by drill steel banding, then on hammer drill, move reset, and the output shaft of hammer drill reversion, thereby the output shaft of drill steel and hammer drill departed from, bar is unloaded in realization.
Due to the restriction of the aspects such as structure, guide rail can not do very longly, so just cause the stroke of slide plate slippage limited, and the length of drill steel can not increase as required, thereby causes the drilling depth of existing borehole engineering machinery inadequate, is difficult to meet engineering demand.Solving in the inadequate process of the existing borehole engineering machine drilling degree of depth, technician expects by many drill steels are connected together and solve above-mentioned technical barrier.But, drill steel important heavier, length is longer, and it is fastening to need very large external force the thread segment between two drill steels could be connected, and adopts manual type to be often difficult to carry out, even if it is also very high to implement reluctantly workman's labour intensity, and easily produces security incident.
Summary of the invention
Technical problem to be solved by this invention be to provide a kind of be applicable to drill steel connect, unload lever apparatus, want as required many drill steels to be connected together, to increase the overall length of drill steel, increase drilling depth.
Technical scheme of the present invention is as follows: a kind of be applicable to drill steel connect, unload lever apparatus, comprise the drilling cramp (1) of rectangular configuration, this drilling cramp is arranged vertically, at drilling cramp (1) front surface, there are side by side two guide rails (2) of vertically arranging, two guide rails of slide plate (3) and this are connected, and can be along the upper and lower slippage of this guide rail (2) under the traction of draw-gear, and hammer drill (4) be housed on slide plate (3), in the lower end of described drilling cramp (1), be installed with bracing frame (5), the front of bracing frame is provided with holds up bar assembly FQ, this hold up bar assembly FQ be positioned at described hammer drill (4) under, it is characterized in that: in described drilling cramp (1) left side, be vertically provided with connecting axle (6) and Coupling Shaft (7), wherein connecting axle (6) upper end is located in the installing hole of drill steel ceiling hold (8), in the outside of installing hole, having one runs through on drill steel ceiling hold, the stopper slot (8a) of soffit, this stopper slot is arc-shaped structure, the notch of stopper slot (8a) is towards the right side, and the left surface of drill steel ceiling hold (8) right part and drilling cramp is fixed, the bottom of described connecting axle (6) is installed with pallet (9), and the lower end of this connecting axle is set with lining (10), and lining is installed in base (11) above, and the left surface of the right part of this base (11) and described drilling cramp (1) is fixed,
On the connecting axle (6) between described drill steel ceiling hold (8) and pallet (9), be installed with separator disk (12), the edge of this separator disk is along circumferentially offering at least two drill steel storage tanks (12a), in each drill steel storage tank (12a), can wear a drill steel (QG), it is upper that the lower end of each drill steel is supported on described pallet (9), and the upper end of each drill steel (QG) is located in the stopper slot (8a) of described drill steel ceiling hold (8);
Described Coupling Shaft (7) is positioned at connecting axle (6) right side, the upper and lower end of this Coupling Shaft is all set with axle sleeve, wherein Upper shaft sleeve (13) is fixing with described drill steel ceiling hold (8), and Lower shaft sleeve (14) is fixing with described base (11), and in the Coupling Shaft (7) between two axle sleeves, be installed with the manipulator (JXS) for capturing described drill steel (QG); The lower end of described Coupling Shaft (7) is installed with and connects journal stirrup (15), and this connection journal stirrup is connected with the journal stirrup on described base (11) by the first oil cylinder (16), and the first oil cylinder (16) can drive described Coupling Shaft (7) to rotate.
The present invention is on the basis of existing structure, in the left side of described drilling cramp (1), set up a connecting axle (6) and Coupling Shaft (7), wherein connecting axle (6) upper end is located in the installing hole of drill steel ceiling hold (8), in the outside of installing hole, have a stopper slot (8a) that runs through the upper and lower surface of drill steel ceiling hold, this stopper slot is arc-shaped structure, the notch of stopper slot (8a) is towards the right side, and the left surface of drill steel ceiling hold (8) right part and drilling cramp is fixed; The bottom of described connecting axle (6) is installed with pallet (9), and the lower end of this connecting axle is set with lining (10), and lining is installed in base (11) above, and the left surface of the right part of this base (11) and described drilling cramp (1) is fixed; On the connecting axle (6) between described drill steel ceiling hold (8) and pallet (9), be installed with separator disk (12), the edge of this separator disk is along circumferentially offering at least two drill steel storage tanks (12a), in each drill steel storage tank (12a), can wear a drill steel (QG), it is upper that the lower end of each drill steel is supported on described pallet (9), and the upper end of each drill steel (QG) is located in the stopper slot (8a) of described drill steel ceiling hold (8); Described Coupling Shaft (7) is positioned at connecting axle (6) right side, the upper and lower end of this Coupling Shaft is all set with axle sleeve, wherein Upper shaft sleeve (13) is fixing with described drill steel ceiling hold (8), and Lower shaft sleeve (14) is fixing with described base (11), and in the Coupling Shaft (7) between two axle sleeves, be installed with the manipulator (JXS) for capturing described drill steel (QG); The lower end of described Coupling Shaft (7) is installed with and connects journal stirrup (15), and this connection journal stirrup is connected with the journal stirrup on described base (11) by the first oil cylinder (16), and the first oil cylinder (16) can drive described Coupling Shaft (7) to rotate.
In the time of need to holing, slide plate of the present invention (3) under the traction of described draw-gear along the upper and lower slippage of two guide rails (2), hammer drill (4) on slide plate (3) is followed slide plate and is moved up and down together, and its output shaft forward when hammer drill (4) moves up and down, thereby drive the drill steel on hammer drill (4) output shaft to hole on the ground.Meanwhile, described pallet is supported with the drill steel of at least two deposits on (9), and has the upper-end part of driving of a drill steel in stopper slot (8a) the notch place of described drill steel ceiling hold (8).
When the drilling depth of a drill steel is inadequate, the present invention can increase by the mode that several drill steels are connected together the overall length of drill steel, thereby increases drilling depth, meets drilling depth requirement.
The operating principle that the present invention realizes extension bar is roughly as follows: described in hold up bar assembly (FQ) first the drill steel on hammer drill (4) output shaft to be held tightly, secondly on hammer drill (4), move reset, its output shaft reversion when moving reset on this hammer drill (4), because output shaft and the drill steel of hammer drill (4) are threaded connection, so just make the output shaft of drill steel and hammer drill (4) depart from, and the drill steel of this disengaging is held up bar assembly (FQ) to hold tightly;
Then, by controlling described the first oil cylinder (16), make Coupling Shaft (7) turn over certain angle, thereby the grasping end of the upper manipulator (JXS) of Coupling Shaft (7) is swung, so that the grasping end of manipulator (JXS) captures the drill steel at drill steel ceiling hold stopper slot notch place towards the notch place of drill steel ceiling hold stopper slot; Manipulator (JXS) captures after a drill steel, by controlling the first oil cylinder (16), the grasping end of manipulator (JXS) is swung towards described guide rail (2), and this manipulator (JXS) by the drill steel of crawl deliver to described hammer drill (4) under;
Again, control hammer drill (4) and move down, and the output shaft forward of hammer drill (4), so just the drill steel (QG) on manipulator (JXS) and the output shaft of hammer drill (4) are threaded togather; The grasping end of last manipulator (JXS) unclamps, to the drill steel on manipulator (JXS) is unclamped, and hammer drill (4) continues to move down, and the output shaft of hammer drill (4) continues forward, the most at last the drill steel on hammer drill (4) with hold up the drill steel (i.e. two drill steels) that bar assembly (FQ) is held tightly to be threaded togather, realize extension bar.
When the overall length after two drill steel extension bars can't meet drilling depth requirement, can continue extension bar, now by external force or by instrument or adopt other technological means to make described separator disk (12) turn over certain angle, make the upper end of next root drill steel forward the notch place of described drill steel ceiling hold stopper slot to, facilitate described manipulator (JXS) to capture again a drill steel, and this root drill steel is connected on two previous drill steels, thereby three drill steels are connected together, operation so repeatedly, requires until meet drilling depth.While needing to hole after extension bar, hold up bar assembly (FQ) first to unclamp, then hammer drill (4) moves down, and the output shaft forward of hammer drill (4).
In addition, need again the drill steel connecting to be disassembled into drill steel one by one after completing boring, and it is contrary with extension bar to unload the operation of bar, its specific works principle is no longer done one by one and is repeated at this.
Adopt above technical scheme, the present invention can be connected together many drill steels as required, thereby increases the overall length of drill steel, increase drilling depth, solve well the inadequate problem of present technology drilling depth, and whole extension bar process completes by machinery substantially, good reliability, automaticity is high, after boring, can complete again and unload bar operation, simple in structure, make easily, there is good technology and economic worth, be particularly suitable for extensively promoting the use in borehole engineering machinery.
In the present embodiment, described manipulator (JXS) comprises outer sleeve (17) and the second oil cylinder (21), wherein an oral area of outer sleeve (17) is sealed by installing plate (18), a part for inner sleeve (19) stretches into outer sleeve inside from another oral area of outer sleeve (17), another part of this inner sleeve (19) reveals outside outer sleeve (17), and the oral area of this bared end is sealed by closure plate (20); The journal stirrup of the cylinder sleeve of described the second oil cylinder (21) and installing plate (18) inner plate surface is fixed, and the piston rod external part of this second oil cylinder is vertically provided with bearing pin (22), and the two ends of bearing pin are fixed with the inwall of described inner sleeve (19) respectively;
In described closure plate (20) outer plate surface, in the mode of upper and lower symmetry, set firmly two first and grab piece (23), the grasping end that this first free end of grabbing piece is manipulator, and have the first circular arc crawl breach (23a) at this grasping end; At described two first, grab and upper and lowerly between piece (23) be symmetrical arranged two second and grab piece (24), this second end of grabbing piece has and captures with described the first circular arc the second circular arc that breach (23a) matches and capture breach (24a); Grab piece (24) for two described second and near the second circular arc, capture the positions of breach and be fixedly connected with by fixed axis (25), the two ends of this fixed axis are grabbed piece (23) and are hinged with corresponding described first respectively; Grabbing piece (24) for two described second is fixedly connected with by the first connecting axle (26) away from the position of the second circular arc crawl breach, this first connecting axle (26) is connected with the second connecting axle (28) by the 3rd oil cylinder (27), the two ends of this second connecting axle are grabbed piece (23) and are fixedly connected with near the positions of closure plate (20) with two described first respectively, and two second are grabbed piece (24) and can under the drive of described the 3rd oil cylinder (27), around fixed axis (25), swing.
In above structure, the flexible of described inner sleeve (19) realized by the second oil cylinder (21), and described second grab piece (24) and swing around the pin joint of fixed axis (25) under the drive of the 3rd oil cylinder (27), thereby make second to grab the second circular arc on piece (24) and capture the first circular arc crawl breach (23a) that breach (24a) and first grabs on piece (23) and match, the drill steel (QG) at described drill steel ceiling hold stopper slot notch place is crawled out.The manipulator (JXS) of said structure not only simple in structure, be easy to make, and can capture reliably described drill steel (QG), guarantee well functional performance of the present invention.
Described outer sleeve (17) and inner sleeve (19) are rectangular configuration, and the upper and lower surface of outer sleeve (17) outer wall is respectively equipped with a vertical axes (29) for being connected with described Coupling Shaft (7); Described outer sleeve (17) has through hole respectively away from four surfaces of installing plate (18) one end, and the inner of regulating block (30) is located in this through hole, and the outer end of regulating block (30) is vertically provided with pressing plate (31), and both form " T " font structure; On the pressing plate (31) of described regulating block (30) both sides, all have installing hole, be equipped with adjustment screw (32) in installing hole, the inner of this adjustment screw (32) screws in the upper corresponding screw in the corresponding surface of described outer sleeve (17).
Adopt above structure, the present invention can finely tune by rotating described adjustment screw (32) spacing of inner sleeve (19) inserting end and outer sleeve (17) inwall, to capture more accurately, reposefully described drill steel (QG), and adjustment operation is simple, quick, and degree of regulation is very high.
The number of described manipulator (JXS) is two, and goes to upper and lower and be symmetrical arranged; Described Coupling Shaft (7) is segmentation structure, and formed by 5 sections of little axles, vertical axes (29) axial line of these 5 sections of little axles and two described manipulators (JXS), on same straight line, and is fixedly connected with by corresponding flange respectively between each vertical axes (29) and corresponding little axle and adjacent two sections of little axles.
In said structure, two manipulators (JXS) can provide two to capture the strong point, can increase like this grasp force, guarantee to capture more reliably described drill steel (QG), avoid occurring the situation that drill steel (QG) drops, can prevent well that again drill steel (QG) from twisting in vertical plane, thereby guarantee carrying out smoothly of follow-up extension bar operation.And the segmentation structure intensity of Coupling Shaft (7) is very high, compared with a major axis, this Coupling Shaft (7) can effectively prevent distortion, thereby guarantees well the relative position of two manipulators (JXS), and then guarantees successfully to capture drill steel.In addition, adopt this structure two manipulators (JXS) can be facilitated, are arranged in Coupling Shaft (7) securely.
On described connecting axle (6), be arranged with two separator disks (12), on this separator disk, edge is circumferentially evenly equipped with 8 drill steel storage tanks (12a); Described drill steel storage tank (12a) is increased to notch gradually by bottom land, and the cell wall of drill steel storage tank consists of planar section, cambered surface section, guiding conical surface section and bevel phase, wherein the radius of cambered surface section and described drill steel (QG) adapt, and the arc of cambered surface section top is towards the center of separator disk (12); Described planar section, guiding conical surface section and bevel phase are positioned at the outside of cambered surface section, and wherein one end of planar section and cambered surface section is tangent, and both are connected, and the other end of this cambered surface section is connected with described bevel phase by guiding conical surface section, and bevel phase is than guiding conical surface segment length.
Separator disk (12) is contained in to connecting axle (6) can only formal dress when upper, and can not be anti-loaded.Separator disk (12) formal dress is after connecting axle (6) is upper, described manipulator (JXS) captures in the process of drill steel (QG), drill steel (QG) can slide along the guiding conical surface section of the drill steel storage tank (12a) of separator disk (12) and bevel phase, finally slide into outside drill steel storage tank (12a), drill steel (QG) can apply the component of a circumferencial direction to bevel phase when sliding, this component can drive separator disk (12) to rotate at circumferencial direction, and then drives the each deposit drill steel (QG) in separator disk drill steel storage tank to rotate together; And, can and regulate the degree of tightness of described lining (10) to determine the rotational angle of separator disk (12) by the angle design of bevel phase, thereby guarantee that next root drill steel (QG) turns to the notch place of described drill steel ceiling hold stopper slot, so that described manipulator (JXS) captures next time.As from the foregoing, during described manipulator (JXS) drill steel of every crawl (QG), will drive separator disk (12) to turn an angle at circumferencial direction, and make next root drill steel (QG) turn to the notch place of described drill steel ceiling hold stopper slot, so that described manipulator (JXS) is next, capture.
Adopt above structure, the present invention can make separator disk (12) rotate under the drive of manipulator (JXS), and the angle of rotating just in time can make next root drill steel (QG) turn to the notch place of described drill steel ceiling hold stopper slot, so that described manipulator (JXS) captures next time, design ingenious, make easily, improved well functional performance of the present invention.
Between described drill steel ceiling hold (8) and pallet (9), in the mode of upper and lower symmetry, be provided with two drill steel locating racks (33), the right part of this drill steel locating rack and described drilling cramp (1) left surface are fixed; On above-mentioned drill steel locating rack (33), have the groove passing for described connecting axle (6), and on drill steel locating rack (33), have the locating slot matching with described drill steel ceiling hold stopper slot.Above-mentioned two drill steel locating racks (33) can finely make drill steel keep vertical state to drill steel location well, so that described manipulator (JXS) captures.
The described bar assembly (FQ) of holding up comprises halfbody (34) and the 4th oil cylinder (38), wherein two halfbodies (34) are left and right and are symmetrical arranged, the rear portion of these two halfbodies is all vertically provided with jointed shaft (35), the two ends of this jointed shaft are hinged with the front portion of upper and lower junction plate (36,37) respectively, and upper and lower junction plate (36,37) is solidly set on the top of support frame as described above (5); The relative position of two described halfbodies (34) has a semi-circular groove (34a) that runs through the upper and lower surface of halfbody, forms a circular cavity for drill steel described in lock ring (QG) during this two semi-circular groove docking; The number of described the 4th oil cylinder (38) is two, and halfbody (34) is between these two second oil cylinders, the piston rod of each the 4th oil cylinder (38) is hinged with the front portion of corresponding halfbody (34) respectively, the cylinder sleeve of the 4th oil cylinder (38) is hinged with the bearing pin at described upper and lower junction plate (36,37) rear portion respectively, and the front portion of two halfbodies (34) can be done in opposite directions under the drive of corresponding the 4th oil cylinder (38) or from motion.
When described the 4th oil cylinder (38) drives the anterior move toward one another of two halfbodies (34), the synthetic circular cavity of semi-circular groove (34a) on two halfbodies (34), this circular cavity can be by described drill steel (QG) lock ring; And that the 4th oil cylinder (38) drives two halfbodies (34) is anterior when moving, described drill steel (QG) can be unclamped.Above structure is lock ring drill steel (QG) when needed, and tightening force is large, and while unclamping drill steel (QG) flexibly, convenient, and simple in structure, easy to implement.
Described draw-gear comprises power source (39), chain segment (43) and tensioning governor motion, wherein power source (39) is motor, this power source is arranged on the power source mount pad (41) of described drilling cramp (1) upper end by connecing dish (40), and the output shaft of power source (39) is installed with drive sprocket (42); One end of described chain segment (43) is connected with the upper chain folder (44) of slide plate (3) upper end, the other end of this chain segment is connected with the lower chain folder (45) of slide plate (3) lower end, remaining segment of chain segment (43) is on described drive sprocket (42) and driven sprocket (46), and be meshed with the profile of tooth of driving and driven sprocket wheel, and driven sprocket (46) is located at the bottom of drilling cramp (1) by described tensioning governor motion.
In above structure, described power source (39) also can be selected other power sources beyond motor, as motor.Described power source (39) drives drive sprocket (42) rotation, the drive sprocket (42) rotating drives slide plate (3) along the upper and lower slippage of guide rail (2) by described chain segment (43), thereby drive reliably the hammer drill (4) on slide plate (3) to move up and down together, simple in structure, easy to implement, and cheap.Certainly, under the prerequisite that meets functional requirement, also can adopt the draw-gear of other form of structure, be not limited to the draw-gear adopting described in the present embodiment.
Described tensioning governor motion comprises driven shaft (47) and adjusting nut (51), wherein on driven shaft (47), be set with described driven sprocket (46), this driven sprocket is contained in the mounting groove of described drilling cramp (1) bottom, and the two ends of driven shaft (47) through the bar hole of vertically offering on mounting groove cell wall after all cover have female connector (48); The top of described female connector (48) is installed with screw rod (49), this screw rod is arranged vertically, and the top of screw rod (49) is located in the via hole on locating piece (50), and locked by the described adjusting nut (51) of this locating piece upper and lower, and locating piece is installed on side corresponding to described drilling cramp (1) bottom.
The present invention can be by regulate two adjusting nuts 51 on screw rod 49 to regulate the upper and lower position of described driven shaft 47 in the position on screw rod separately simultaneously, thereby regulate the tensioning degree of described chain segment 43, adjusting is simple, quick, and precision is high, and simple in structure, easily implement.Certainly, the present invention is not limited to and adopts above-mentioned tensioning governor motion, is meeting under the functional requirement that regulates described chain segment (43) tensioning degree, also can adopt the tensioning governor motion of other structures.
Beneficial effect: the present invention can be connected together many drill steels as required, thereby increase the overall length of drill steel, increase drilling depth, solve well the inadequate problem of present technology drilling depth, and whole extension bar process completes by machinery substantially, good reliability, automaticity is high, can complete again and unload bar operation after boring, simple in structure, make easily, there is good technology and economic worth, be particularly suitable for extensively promoting the use in borehole engineering machinery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the enlarged drawing of the above part of Fig. 1 striping L1;
Fig. 3 is the enlarged drawing of part between Fig. 1 striping L1 and L2;
Fig. 4 is the enlarged drawing of the following part of Fig. 1 striping L2;
Fig. 5 is the partial enlarged drawing of A part in Fig. 4;
Fig. 6 is the structural representation of manipulator JXS in Fig. 1,2 and 3;
Fig. 7 is that the B-B of Fig. 6 is to sectional view;
Fig. 8 is the structural representation of separator disk 12 in Fig. 1~3;
Fig. 9 is the structural representation of drill steel ceiling hold 8 in Fig. 1,2.
In the present invention, the Reference numeral of each parts is as follows:
Drilling cramp---1, guide rail---2, slide plate---3, hammer drill---4, bracing frame---5,
Connecting axle---6, Coupling Shaft---7, drill steel ceiling hold---8, pallet---9, lining---10,
Base---11, separator disk---12, Upper shaft sleeve---13, Lower shaft sleeve---14, connect journal stirrup---15, the first oil cylinder---16, outer sleeve---17, inner sleeve---19, installing plate---18, closure plate---20, the second oil cylinder---21, bearing pin---22, first grab piece---23, second grab piece---24, fixed axis---25,
The first connecting axle---26, the 3rd oil cylinder---27, the second connecting axle---28, vertical axes---29, regulating block---30,
Pressing plate---31, adjustment screw---32, drill steel locating rack---33, halfbody---34, jointed shaft---35, upper junction plate---36, lower connecting plate---37, the 4th oil cylinder---38, power source---39, connect dish---40,
Power source mount pad---41, drive sprocket---42, chain segment---43, upper chain folder---44, lower chain folder---45,
Driven sprocket---46, driven shaft---47, female connector---48, screw rod---49, locating piece---50,
Adjusting nut---51, extension shaft---52, position-arresting disk---53, vertical connecting axle---54, vertically fixed axis---55.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Fig. 1~9, the present invention mainly by drilling cramp 1, guide rail 2, slide plate 3, hammer drill 4, bracing frame 5, connecting axle 6, Coupling Shaft 7, drill steel ceiling hold 8, pallet 9, lining 10, base 11, separator disk 12, Upper shaft sleeve 13, Lower shaft sleeve 14, connect journal stirrup 15, the first oil cylinder 16, manipulator JXS, drill steel locating rack 33 and hold up bar assembly FQ etc. to form, wherein drilling cramp 1 is rectangular configuration, this drilling cramp 1 is arranged vertically, when the present invention installs, drilling cramp 1 is connected with the crossbeam (not shown in FIG.) of engineering machinery, and drilling cramp 1 adopts existing structure, at this, does not repeat.Meanwhile, at above-mentioned drilling cramp 1 front surface, have side by side two guide rails 2 of vertically arranging, the upper end of these two guide rails 2 is positioned at the top of drilling cramp 1, and its lower end is positioned at the bottom of drilling cramp 1.The rear plate face of described slide plate 3 is provided with upper and lower two groups of slide blocks (unmarked in figure), these slide blocks respectively with corresponding two guide rails, 2 phase clampings, thereby make the slide plate 3 can be along the upper and lower slippage of guide rail 2 under the traction of draw-gear.In order to realize boring, meeting of the present invention is installed hammer drill 4 on described slide plate 3, and the output shaft of this hammer drill 4 just can be holed after connecting drill steel on the ground.In order realizing, to unload bar, special the above-mentioned bar assembly FQ that holds up to be set under described hammer drill 4, this holds up bar assembly FQ to be positioned at the front of bracing frame 5, and bracing frame 5 is installed in the lower end of described drilling cramp 1, and during boring, the present invention supports on the ground by this bracing frame 5.
As found out Fig. 1~5, the described bar assembly FQ that holds up mainly consists of halfbody 34, jointed shaft 35, upper junction plate 36, lower connecting plate 37 and the 4th oil cylinder 38, wherein two halfbodies 34 are left and right and are symmetrical arranged, the rear portion of these two halfbodies 34 is all vertically provided with jointed shaft 35, the upper end of this jointed shaft 35 is hinged with the front portion of upper junction plate 36 respectively, the lower end of jointed shaft 35 is hinged with the front portion of lower connecting plate 37 respectively, and this upper junction plate 36 and lower connecting plate 37 are all solidly set on the top of support frame as described above 5.Two relative positions of described halfbody 34 have a semi-circular groove 34a, and this semi-circular groove 34a is the groove that runs through halfbody 34 upper surfaces and soffit, and these two semi-circular groove 34a form a circular cavity for drill steel QG described in lock ring.
The number of described the 4th oil cylinder 38 is two, and these two the 4th oil cylinders 38 are roughly " eight " font layout, and two above-mentioned halfbodies 34 are between these two the second oil cylinders 38.The piston rod of two the 4th oil cylinders 38 is hinged with the front portion of corresponding halfbody 34 respectively, and the cylinder sleeve of the 4th oil cylinder 38 is hinged with two bearing pins (unmarked in figure) respectively, and these two bearing pins divide the rear portion that is located at described upper junction plate 36 and lower connecting plate 37.And described upper junction plate 36 and lower connecting plate 37 are solidly set on the top of support frame as described above 5.When the piston rod of two the 4th oil cylinders 38 stretches out together, can drive the front portion of two described halfbodies 34 to do move toward one another, thereby by the circular cavity that formed by two semi-circular groove 34a by described drill steel QG banding; When the piston rod of two the 4th oil cylinders 38 is regained together, can drive the front portion of two described halfbodies 34 to do from motion, thereby described drill steel QG is unclamped.
According to Fig. 1~5, can further find out, described draw-gear mainly by power source 39, connect dish 40, power source mount pad 41, drive sprocket 42, chain segment 43, upper chain folder 44, lower chain folder 45, driven sprocket 46 and tensioning governor motion and form, wherein power source 39 is selected motor in the present invention, certainly also can select motor other power set in addition, as motor.Described power source 39 is arranged on described power source mount pad 41 by connecing dish 40, and this power source mount pad 41 is installed in the upper end of described drilling cramp 1, and the output shaft of power source 39 is installed with described drive sprocket 42.One end of described chain segment 43 is connected with the described upper chain folder 44 of slide plate 3 upper ends, and the other end of this chain segment 43 is connected with the described lower chain folder 45 of slide plate 3 lower ends.Above-mentioned chain segment 43 remaining segment, on drive sprocket 42 and described driven sprocket 46, and are meshed with the profile of tooth of drive sprocket 42 and driven sprocket 46, can upper and lower slippage at the drive lower skateboard 3 of drive sprocket 42, chain segment 43 and driven sprocket 46.Above-mentioned driven sprocket 46 is located at the bottom of drilling cramp 1 by described tensioning governor motion, and driven sprocket 46 be positioned at described drive sprocket 42 under.
Above-mentioned tensioning governor motion consists of driven shaft 47, female connector 48, screw rod 49, locating piece 50 and adjusting nut 51, wherein on driven shaft 47, be set with described driven sprocket 46, this driven sprocket 47 is contained in the mounting groove (unmarked in figure) of described drilling cramp 1 bottom, and the two ends of driven shaft 47 through the bar hole of vertically offering on mounting groove cell wall after respectively cover have described female connector 48.The top of above-mentioned two female connectors 48 is all installed with screw rod 49, and this screw rod 49 is arranged vertically, and the top of screw rod 49 is located in the via hole on locating piece 50.On the screw rod 49 of described locating piece 50 above and belows, be set with respectively an adjusting nut 51, and locating piece 50 is installed on side corresponding to described drilling cramp 1 bottom, two locating pieces 50 are installed in respectively on the left surface and right flank of drilling cramp 1 bottom.The present invention can regulate the height of described driven shaft 47 in the position on screw rod separately by the adjusting nut 51 on two screw rods 49 of adjusted in concert, thereby regulates the tensioning degree of described chain segment 43.
From Fig. 1~5 and 9 also can go out, as main inventive point of the present invention, a special described connecting axle 6 and the Coupling Shaft 7 of being vertically provided with in the left side of above-mentioned drilling cramp 1, wherein connecting axle 6 is segmentation structure, and formed by several sections little axle docking, and by flange, be fixedly connected with respectively between connected two sections of little axles.The upper end of described connecting axle 6 is located in the installing hole (unmarked in figure) of drill steel ceiling hold 8, the outside of this installing hole has the stopper slot 8a of a circular arc, this stopper slot 8a is the groove that runs through the upper and lower surface of drill steel ceiling hold, and the notch of stopper slot 8a is towards the right side.And the right part of drill steel ceiling hold 8 is connecting portion (unmarked in figure), this connecting portion is in the rear of described stopper slot 8a notch, and the right part of drill steel ceiling hold 8 is fixedly connected with the left surface of described drilling cramp 1 by bolt.Meanwhile, in the upper end of described connecting axle 6, by flange, be coaxially connected with extension shaft 52, the upper end of this extension shaft 52 is installed with position-arresting disk 53, so just can to drill steel QG, carry out from top spacingly, prevents that drill steel QG from leaping up out from here.The bottom of described connecting axle 6 is installed with pallet 9, and the lower end of this connecting axle 9 is set with lining 10, and lining 10 is installed on base 11, and the right part of this base 11 is fixedly connected with the left surface of described drilling cramp 1 by bolt.
From Fig. 1,2,3 and 7, can find out, be installed with at least one separator disk 12 on the connecting axle 6 between described drill steel ceiling hold 8 and pallet 9, in the present embodiment, the number of this separator disk 12 is two, and these two separator disks 12 go to upper and lower and are symmetrical arranged.The edge of each above-mentioned separator disk 12 is along circumferentially offering at least two drill steel storage tank 12a, in each drill steel storage tank 12a, can wear a drill steel QG, the lower end of each drill steel QG is supported on described pallet 9, and the upper end of each drill steel QG is located in the stopper slot 8a of described drill steel ceiling hold 8.Above-mentioned drill steel QG is as the drill steel of deposit, and while needing extension bar, these drill steels QG can be captured by described manipulator JXS.As optimization, the edge of described separator disk 12 has been uniformly distributed circumferentially 8 drill steel storage tank 12a, certainly also can adopt according to actual needs 8 drill steel storage tank 12a in addition, as 7,9
The drill steel storage tank 12a of above-mentioned separator disk 12 is increased to notch gradually by bottom land, and the cell wall of drill steel storage tank 12a consists of planar section, cambered surface section, guiding conical surface section and bevel phase, wherein the shaft of the radius of cambered surface section and described drill steel QG adapts, and the arc of cambered surface section pushes up towards described separator disk 12 center.Described planar section, guiding conical surface section and bevel phase are positioned at the outside of cambered surface section, and wherein one end of planar section and cambered surface section is tangent, and planar section is connected with cambered surface section.The other end of above-mentioned cambered surface section is connected with described bevel phase by guiding conical surface section, and bevel phase is more than guiding conical surface segment length, and the length of bevel phase is roughly 4~5 times of conical surface section of leading.
From Fig. 1,2,3 and 7, also can find out, when above-mentioned separator disk 12 is installed on connecting axle 6, separator disk 12 can only formal dress, and can not be anti-loaded.After separator disk 12 formal dress are on connecting axle 6, described manipulator JXS captures in the process of drill steel QG, drill steel QG can slide along the guiding conical surface section of the drill steel storage tank 12a of separator disk 12 and bevel phase, finally slide into outside drill steel storage tank 12a, drill steel QG can apply the component of a circumferencial direction to bevel phase when sliding, this component can drive separator disk 12 to rotate at circumferencial direction, and then drives the each deposit drill steel QG in separator disk drill steel storage tank to rotate together; And, can and regulate the degree of tightness of described lining 10 to determine the rotational angle of separator disk 12 by the angle design of bevel phase, thereby guarantee that next root drill steel QG turns to the notch place of described drill steel ceiling hold stopper slot, so that described manipulator JXS captures next time.
From Fig. 1,2,3 and 7, also can further find out, as optimization, between described drill steel ceiling hold 8 and pallet 9, be provided with two drill steel locating racks 33, these two drill steel locating racks 33 go to upper and lower and are symmetrical arranged, and the left surface of the right part of this drill steel locating rack 33 and described drilling cramp 1 is fixed.Simultaneously, on above-mentioned drill steel locating rack 33, have the groove that a described connecting axle 6 of confession passes, the outside of this groove has a locating slot, this locating slot is arc-shaped structure, and match with the stopper slot 8a of described drill steel ceiling hold 8, and the notch of locating slot forward, the shaft of aforementioned each drill steel QG is located in this locating slot 33.
From Fig. 1~7, can draw, described Coupling Shaft 7 is positioned at the right side of connecting axle 6, and is located at the front of connecting axle 6.The upper end of described Coupling Shaft 7 and bottom are all set with axle sleeve, and wherein Upper shaft sleeve 13 is fixed with the front portion of described drill steel ceiling hold 8, and Lower shaft sleeve 14 is fixed with the front portion of described base 11.In Coupling Shaft 7 between above-mentioned Upper shaft sleeve 13 and Lower shaft sleeve 14, be installed with at least one manipulator JXS, this manipulator JXS is used for capturing described drill steel QG.As preferably, the number of described manipulator JXS is two in the present embodiment, and these two manipulator JXS go to upper and lower and are symmetrical arranged.
The lower end of described Coupling Shaft 7 is installed with and connects journal stirrup 15, this connection journal stirrup 15 is connected with the journal stirrup on described base 11 by the first oil cylinder 16, the cylinder sleeve that connects journal stirrup 15 and the first oil cylinder 16 is hinged, and journal stirrup on the piston rod of this first oil cylinder 16 and described base 11 is hinged.Under the drive of described the first oil cylinder 16, described Coupling Shaft 7 upwards turned an angle in week, thereby drove the manipulator JXS in Coupling Shaft 7 to swing certain angle at circumferencial direction, and then made the grasping end of manipulator JXS capture described drill steel QG.
From Fig. 1~7, can further find out, in the present embodiment, described manipulator JXS is mainly by outer sleeve 17, installing plate 18, inner sleeve 19, closure plate 20, the second oil cylinder 21, bearing pin 22, first grabs piece 23, second grabs piece 24, fixed axis 25, the first connecting axle 26, the 3rd oil cylinder 27, the second connecting axle 28, vertical axes 29, regulating block 30, pressing plate 31 and adjustment screw 32 form, wherein outer sleeve 17 oral area is sealed by above-mentioned installing plate 18, a part for described inner sleeve 19 stretches into the inside of outer sleeve 17 from another oral area of this outer sleeve 17, and the oral area of inner sleeve 19 bared ends is sealed by described closure plate 20.The journal stirrup of the cylinder sleeve of described the second oil cylinder 21 and installing plate 18 inner plate surfaces is fixed, and the piston rod external part of this second oil cylinder 21 is vertically provided with bearing pin 22, and the two ends of this bearing pin 22 are fixed with the inwall of described inner sleeve 19 respectively.
Described outer sleeve 17 and installing plate 18 are all preferably square structure.The upper surface of outer sleeve 17 outer walls and soffit are arranged with a vertical axes 29, and this vertical axes 29 is located at the position away from described installing plate 18, and this manipulator JXS is connected by these two vertical axes 29 on outer sleeve 17 and described Coupling Shaft 7.As preferably, described Coupling Shaft 7 is segmentation structure, this Coupling Shaft 7 is comprised of 5 sections of little axles in the present embodiment, vertical axes 29 axial lines of these 5 sections of little axles and two described manipulator JXS, on same straight line, and are fixedly connected with by corresponding flange respectively between each vertical axes 29 and corresponding little axle and adjacent two sections of little axles.In addition, the relative position of outer sleeve 17 of two above-mentioned manipulator JXS is respectively provided with a vertical connecting axle 54, is provided with a vertical fixed axis 55 between these two vertical connecting axles 54, and three coaxially connects by the flange of opposite end.
From Fig. 1~7, also can further find out, in order to adjust the spacing of above-mentioned inner sleeve 19 outer walls and outer sleeve 17 inwalls, special at four surfaces of above-mentioned outer sleeve 17,4 through holes respectively, these through holes are located at the position away from described installing plate 18, and these through holes are symmetrical set.Through hole on the number of described regulating block 30 and described outer sleeve 17 adapts, the concrete number of regulating block 30 is 16 in the present embodiment, the inner of these regulating blocks 30 is located in corresponding through hole, and the outer end of regulating block 30 is vertically provided with described pressing plate 31, and both form " T " font structure.On the pressing plate 31 of above-mentioned regulating block 30 both sides, have respectively an installing hole, in each installing hole, be all equipped with a described adjustment screw 32, the inner of this adjustment screw 32 screws in the upper corresponding screw in the corresponding surface of described outer sleeve 17, and can hold out against the external surface of described inner sleeve 19, the present invention can adjust by rotating described adjustment screw 32 spacing of inner sleeve 19 outer walls and outer sleeve 17 inwalls.
From Fig. 1,2,3,6 and 7, can find out, in the outer plate surface of above-mentioned closure plate 20, be installed with two described first and grab piece 23, grabbing piece 23 for these two first goes to upper and lower and is symmetrical arranged, and the grasping end that this first free end of grabbing piece 23 is manipulator, and have the first circular arc crawl breach 23a at this grasping end.At described two first, grab and upper and lowerly between piece 23 be symmetrical arranged two second and grab piece 24, in the second corresponding described first circular arc in end of grabbing piece 24, capture breach 23a place and have the second circular arc crawl breach 24a, this second circular arc captures breach 24a and matches with described the first circular arc crawl breach 23a, be used for capturing described drill steel QG, and the first circular arc captures breach 23a and the second circular arc and captures breach 24a and be all stuck on the shaft of drill steel QG while capturing drill steel QG.
Grab the position that piece 24 captures breach 24a near the second circular arc for two described second and be fixedly connected with by fixed axis 25, the two ends of this fixed axis 25 are grabbed piece 23 and are hinged with corresponding two first respectively.Grabbing piece 24 for two described second is fixedly connected with by the first connecting axle 26 away from the position of the second circular arc crawl breach 24a, this first connecting axle 26 is connected with the second connecting axle 28 by the 3rd oil cylinder 27, be specially the first connecting axle 26 and be hinged with the piston rod of described the 3rd oil cylinder 27, and the cylinder sleeve of the 3rd oil cylinder 27 and the second connecting axle 28 are hinged.The two ends of above-mentioned the second connecting axle 28 are grabbed piece 23 and are fixedly connected with two first respectively, this fixed connection point is near described closure plate 20, and grabbing piece 24 for two second can swing around fixed axis 25 under the drive of described the 3rd oil cylinder 27, all the other structures of the present invention are identical with prior art, at this, do not repeat.
The operating principle that the present invention connect, unloaded bar is roughly as follows:
Before extension bar, by controlling the piston rod of two described the 4th oil cylinders 38, stretch out the anterior move toward one another that makes two halfbodies 34, finally make the semi-circular groove 34a of two halfbodies 34 form a circular cavity, this circular cavity is by the drill steel banding on hammer drill 4 output shafts, secondly by draw-gear, drive on hammer drill 4 and move reset, its output shaft reversion when moving reset on this hammer drill 4, thus the output shaft of this drill steel and hammer drill 4 is departed from;
Then, by controlling described the first oil cylinder 16, make Coupling Shaft 7 turn over certain angle, so that the grasping end of manipulator JXS swings towards the notch place of drill steel ceiling hold stopper slot in Coupling Shaft 7, by controlling the piston rod of described the second oil cylinder 21, stretch out described inner sleeve 19 is stretched out afterwards again, and then drive first and second to grab piece to move to drill steel ceiling hold stopper slot notch place, after this by controlling the piston rod of the 3rd oil cylinder 27, stretch out and make first and second circular arc capture breach to capture drill steel QG;
Manipulator JXS captures after drill steel QG, by the piston rod withdrawal of controlling described the second oil cylinder 21, make inner sleeve 19 returns, and move towards described guide rail 2 by the grasping end of controlling described the first oil cylinder 16 driving mechanical hand JXS, by controlling the piston rod of described the second oil cylinder 21, stretch out inner sleeve 19 is stretched out again, and then make first, two grab drill steel on piece move to described hammer drill 4 output shafts under, now by described draw-gear, drive hammer drill 4 to move down, and the output shaft of hammer drill 4 is forward simultaneously, until the output shaft of hammer drill 4 and first, two drill steels of grabbing on piece link together,
Finally, by controlling the piston rod of described the 3rd oil cylinder 27, regain and make first and second grab piece to unclamp, and hammer drill 4 continues to move down, and the output shaft of hammer drill 4 continue forward, until by the drill steel QG on hammer drill 4 output shafts with by the drill steel of halfbody 34 bandings, linked together.
Owing to unloading, the operation of bar is substantially contrary with extension bar, at this, do not repeat.
The foregoing is only preferred embodiment of the present invention, not take the present invention as restriction, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.

Claims (9)

  1. One kind be applicable to drill steel connect, unload lever apparatus, comprise the drilling cramp (1) of rectangular configuration, this drilling cramp is arranged vertically, at drilling cramp (1) front surface, there are side by side two guide rails (2) of vertically arranging, two guide rails of slide plate (3) and this are connected, and can be along the upper and lower slippage of this guide rail (2) under the traction of draw-gear, and hammer drill (4) be housed on slide plate (3), in the lower end of described drilling cramp (1), be installed with bracing frame (5), the front of bracing frame is provided with holds up bar assembly (FQ), this hold up bar assembly (FQ) be positioned at described hammer drill (4) under, it is characterized in that: in described drilling cramp (1) left side, be vertically provided with connecting axle (6) and Coupling Shaft (7), wherein connecting axle (6) upper end is located in the installing hole of drill steel ceiling hold (8), in the outside of installing hole, having one runs through on drill steel ceiling hold, the stopper slot (8a) of soffit, this stopper slot is arc-shaped structure, the notch of stopper slot (8a) is towards the right side, and the left surface of drill steel ceiling hold (8) right part and drilling cramp is fixed, the bottom of described connecting axle (6) is installed with pallet (9), and the lower end of this connecting axle is set with lining (10), and lining is installed in base (11) above, and the left surface of the right part of this base (11) and described drilling cramp (1) is fixed,
    On the connecting axle (6) between described drill steel ceiling hold (8) and pallet (9), be installed with separator disk (12), the edge of this separator disk is along circumferentially offering at least two drill steel storage tanks (12a), in each drill steel storage tank (12a), can wear a drill steel (QG), it is upper that the lower end of each drill steel is supported on described pallet (9), and the upper end of each drill steel (QG) is located in the stopper slot (8a) of described drill steel ceiling hold (8);
    Described Coupling Shaft (7) is positioned at connecting axle (6) right side, the upper and lower end of this Coupling Shaft is all set with axle sleeve, wherein Upper shaft sleeve (13) is fixing with described drill steel ceiling hold (8), and Lower shaft sleeve (14) is fixing with described base (11), and in the Coupling Shaft (7) between two axle sleeves, be installed with the manipulator (JXS) for capturing described drill steel (QG); The lower end of described Coupling Shaft (7) is installed with and connects journal stirrup (15), and this connection journal stirrup is connected with the journal stirrup on described base (11) by the first oil cylinder (16), and the first oil cylinder (16) can drive described Coupling Shaft (7) to rotate.
  2. 2. what be applicable to according to claim 1 drill steel connects, unloads lever apparatus, it is characterized in that: described manipulator (JXS) comprises outer sleeve (17) and the second oil cylinder (21), wherein an oral area of outer sleeve (17) is sealed by installing plate (18), a part for inner sleeve (19) stretches into outer sleeve inside from another oral area of outer sleeve (17), another part of this inner sleeve (19) reveals outside outer sleeve (17), and the oral area of this bared end is sealed by closure plate (20); The journal stirrup of the cylinder sleeve of described the second oil cylinder (21) and installing plate (18) inner plate surface is fixed, and the piston rod external part of this second oil cylinder is vertically provided with bearing pin (22), and the two ends of bearing pin are fixed with the inwall of described inner sleeve (19) respectively;
    In described closure plate (20) outer plate surface, in the mode of upper and lower symmetry, set firmly two first and grab piece (23), the grasping end that this first free end of grabbing piece is manipulator, and have the first circular arc crawl breach (23a) at this grasping end; At described two first, grab and upper and lowerly between piece (23) be symmetrical arranged two second and grab piece (24), this second end of grabbing piece has and captures with described the first circular arc the second circular arc that breach (23a) matches and capture breach (24a); Grab piece (24) for two described second and near the second circular arc, capture the positions of breach and be fixedly connected with by fixed axis (25), the two ends of this fixed axis are grabbed piece (23) and are hinged with corresponding described first respectively; Grabbing piece (24) for two described second is fixedly connected with by the first connecting axle (26) away from the position of the second circular arc crawl breach, this first connecting axle (26) is connected with the second connecting axle (28) by the 3rd oil cylinder (27), the two ends of this second connecting axle are grabbed piece (23) and are fixedly connected with near the positions of closure plate (20) with two described first respectively, and two second are grabbed piece (24) and can under the drive of described the 3rd oil cylinder (27), around fixed axis (25), swing.
  3. 3. what be applicable to according to claim 2 drill steel connects, unloads lever apparatus, it is characterized in that: described outer sleeve (17) and inner sleeve (19) are rectangular configuration, and the upper and lower surface of outer sleeve (17) outer wall is respectively equipped with a vertical axes (29) for being connected with described Coupling Shaft (7); Described outer sleeve (17) has through hole respectively away from four surfaces of installing plate (18) one end, and the inner of regulating block (30) is located in this through hole, and the outer end of regulating block (30) is vertically provided with pressing plate (31), and both form " T " font structure; On the pressing plate (31) of described regulating block (30) both sides, all have installing hole, be equipped with adjustment screw (32) in installing hole, the inner of this adjustment screw (32) screws in the upper corresponding screw in the corresponding surface of described outer sleeve (17).
  4. 4. what be applicable to according to claim 3 drill steel connects, unloads lever apparatus, it is characterized in that: the number of described manipulator (JXS) is two, and goes to upper and lower and be symmetrical arranged; Described Coupling Shaft (7) is segmentation structure, and formed by 5 sections of little axles, vertical axes (29) axial line of these 5 sections of little axles and two described manipulators (JXS), on same straight line, and is fixedly connected with by corresponding flange respectively between each vertical axes (29) and corresponding little axle and adjacent two sections of little axles.
  5. 5. what be applicable to according to claim 1 drill steel connects, unloads lever apparatus, it is characterized in that: on described connecting axle (6), be arranged with two separator disks (12), on this separator disk along being circumferentially evenly equipped with 8 drill steel storage tanks (12a); Described drill steel storage tank (12a) is increased to notch gradually by bottom land, and the cell wall of drill steel storage tank consists of planar section, cambered surface section, guiding conical surface section and bevel phase, wherein the radius of cambered surface section and described drill steel (QG) adapt, and the arc of cambered surface section top is towards the center of separator disk (12); Described planar section, guiding conical surface section and bevel phase are positioned at the outside of cambered surface section, and wherein one end of planar section and cambered surface section is tangent, and both are connected, and the other end of this cambered surface section is connected with described bevel phase by guiding conical surface section, and bevel phase is than guiding conical surface segment length.
  6. 6. what be applicable to according to claim 1 drill steel connects, unloads lever apparatus, it is characterized in that: between described drill steel ceiling hold (8) and pallet (9), in the mode of upper and lower symmetry, be provided with two drill steel locating racks (33), the right part of this drill steel locating rack and described drilling cramp (1) left surface are fixed; On above-mentioned drill steel locating rack (33), have the groove passing for described connecting axle (6), and on drill steel locating rack (33), have the locating slot matching with described drill steel ceiling hold stopper slot.
  7. 7. according to what be applicable to drill steel described in claim 4 or 5 or 6, connect, unload lever apparatus, it is characterized in that: described in hold up bar assembly (FQ) to comprise halfbody (34) and the 4th oil cylinder (38), wherein two halfbodies (34) are left and right and are symmetrical arranged, the rear portion of these two halfbodies is all vertically provided with jointed shaft (35), the two ends of this jointed shaft are hinged with the front portion of upper and lower junction plate (36,37) respectively, and upper and lower junction plate (36,37) is solidly set on the top of support frame as described above (5); The relative position of two described halfbodies (34) has a semi-circular groove (34a) that runs through the upper and lower surface of halfbody, forms a circular cavity for drill steel described in lock ring (QG) during this two semi-circular groove docking; The number of described the 4th oil cylinder (38) is two, and halfbody (34) is between these two the 4th oil cylinders, the piston rod of each the 4th oil cylinder (38) is hinged with the front portion of corresponding halfbody (34) respectively, the cylinder sleeve of the 4th oil cylinder (38) is hinged with the bearing pin at described upper and lower junction plate (36,37) rear portion respectively, and the front portion of two halfbodies (34) can be done in opposite directions under the drive of corresponding the 4th oil cylinder (38) or from motion.
  8. 8. what be applicable to according to claim 7 drill steel connects, unloads lever apparatus, it is characterized in that: described draw-gear comprises power source (39), chain segment (43) and tensioning governor motion, wherein power source (39) is motor, this power source is arranged on the power source mount pad (41) of described drilling cramp (1) upper end by connecing dish (40), and the output shaft of power source (39) is installed with drive sprocket (42); One end of described chain segment (43) is connected with the upper chain folder (44) of slide plate (3) upper end, the other end of this chain segment is connected with the lower chain folder (45) of slide plate (3) lower end, remaining segment of chain segment (43) is on described drive sprocket (42) and driven sprocket (46), and be meshed with the profile of tooth of driving and driven sprocket wheel, and driven sprocket (46) is located at the bottom of drilling cramp (1) by described tensioning governor motion.
  9. 9. what be applicable to according to claim 8 drill steel connects, unloads lever apparatus, it is characterized in that: described tensioning governor motion comprises driven shaft (47) and adjusting nut (51), wherein on driven shaft (47), be set with described driven sprocket (46), this driven sprocket is contained in the mounting groove of described drilling cramp (1) bottom, and the two ends of driven shaft (47) through the bar hole of vertically offering on mounting groove cell wall after all cover have female connector (48); The top of described female connector (48) is installed with screw rod (49), this screw rod is arranged vertically, and the top of screw rod (49) is located in the via hole on locating piece (50), and locked by the described adjusting nut (51) of this locating piece upper and lower, and locating piece is installed on side corresponding to described drilling cramp (1) bottom.
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