CN103556958A - Clamping structure for core drilling machine - Google Patents
Clamping structure for core drilling machine Download PDFInfo
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- CN103556958A CN103556958A CN201310572521.XA CN201310572521A CN103556958A CN 103556958 A CN103556958 A CN 103556958A CN 201310572521 A CN201310572521 A CN 201310572521A CN 103556958 A CN103556958 A CN 103556958A
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- drilling rod
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Abstract
A clamping structure for a core drilling machine comprises a guiding sleeve, a rand, a rolling slot, and a moving piece or a rolling piece, wherein the drill rod of the drilling machine is sleeved with the guiding sleeve in a circling manner, and the guiding sleeve is used for transmitting torque and ensuring the straightness of the drilling rod; the guiding sleeve is sleeved with the rand in a circling manner, and the rand slides in the axial direction of the rand as to push the moving piece or the rolling piece to clamp the drill rod or release the clamping to the drill rod; the rolling slot is formed in the guiding sleeve and used for accommodating and positioning the moving piece or the rolling piece, and the moving piece or the rolling piece enters so as to clamp the drill rod inside the guiding sleeve or release the clamping to the drill rod inside the guiding sleeve; the moving piece or the rolling piece is arranged at the rolling slot between the guiding sleeve and the rand, a clamping force is exerted in the drill rod direction of the drilling machine by moving the moving piece or rolling the rolling piece so as to clamp the drill rod, or the moving piece is moved or the rolling piece is rolled in the reverse direction so as to release the clamping to the drill rod. The clamping structure clamps the drill rod or releases the clamping to the drill rod, the effects of clamping the drill rod or releasing the clamping to the drill rod are good, the camping is more reliable, and the operation is performed more timely.
Description
Technical field
The present invention relates to engineering drilling equipment technical field, especially, relate to a kind of core-drill(ing) machine clamp structure.
Background technology
Core-drill(ing) machine have modularized design, quick detachable assembling drilling efficiency high, be convenient to the features such as transportation, cost are low, environmental protection, can pierce the degree of depth and reach the stratum below 350m, can be widely used in the very complicated core drilling work of ground condition.
The existing rock-core borer kind of China is a lot, but the clamping position of the drilling rod of existing core-drill(ing) machine exists a lot of problems, and the clamping position of drilling rod is generally the form by butterfly spring clamping, slips self-centering type.In use owing to being to clamp drilling rod by slips, thus can make drill rod abrasion, scratch, thus cause clamping position unreliable, skid, collapse the series of problems such as slips.
Summary of the invention
The object of the invention is to provide a kind of core-drill(ing) machine clamp structure, to solve drill rod abrasion, scratch, thereby cause clamping position unreliable, skid, collapse slips, cause structural unstable technical problem.
For achieving the above object, the technical solution used in the present invention is as follows:
A clamp structure, comprises, fairlead, and ring set is outside the drilling rod of rig, in order to transmitting torque and guarantee the straight degree of drilling rod; Collar, ring set outside fairlead and along collar endwisely slip promote moving member or rolling member clamps or remove the clamping to drilling rod to drilling rod; Rolling groove, is opened on fairlead in order to holding mobile part or rolling member and in order to moving member or rolling member location, and moving member or rolling member enter with to drilling rod clamping in fairlead or exit to remove the clamping to drilling rod in fairlead; Moving member or rolling member, be located at the described rolling groove place between described fairlead and described collar, by the mode that moving member moves or rolling member rolls, to drilling rod direction, being moved and the wall body of drilling rod is applied to chucking power clamps drilling rod, or removes the clamping to drilling rod to motion in the other direction.
Further, on the interior relative groove inwall of rolling groove, have at least one group and be arranged symmetrically with the location arc groove of locating in order to moving member or rolling member in rolling groove; Rolling groove is along the axial arranged of fairlead and/or along the circumferential arrangement of fairlead.
Further, at least one end of fairlead is provided with the torsion pass portion in order to transmitting torque; Torsion pass portion is arranged on the internal face of fairlead, and torsion pass portion is made as interior two sides, interior four directions, interior six sides or interior all directions.
Further, fairlead comprises the first cylindrical shell and the second cylindrical shell, and the barrel dliameter of the first cylindrical shell is less than the barrel dliameter of the second cylindrical shell, between the first cylindrical shell and the second cylindrical shell, is made as transition part; Rolling groove is arranged on the first cylindrical shell, and rolling groove is square hole groove or circle hole groove.
Further, the annular seal that the internal face of the first cylindrical shell and the second cylindrical shell junction is provided with to install seal; Or the first gathering sill of the up rightness that the first cylindrical shell is provided with to guarantee that collar moves up and down in the first cylindrical shell outside; Or the internal face of the second cylindrical shell is made as to connect the connecting portion of rig internal part; Or in the outside wall surface of at least one end of fairlead, have the annular positioning groove in order to fairlead location; Or the outside wall surface of at least one end of fairlead is provided with the compression step in order to fixed guide cover.
Further, collar middle part offers along the center ring hole of the axial perforation of collar, offers along the axis direction of collar and arrange for moving member and relatively move in orbit or rolling member is made the channel suspending rail relatively rolling in orbit on the wall body of center ring hole.
Further, collar comprises upper ring body and lower ring body, and center ring hole comprises annular distance and lower annular distance; Upper annular distance is opened in upper ring body centre, and lower annular distance is opened in lower ring body centre; Lower ring body is the downward loop configuration of extending of upper annular distance along upper ring body; The aperture of upper annular distance is less than the aperture of lower annular distance, between upper annular distance and lower annular distance, is provided with the transition rings for hole wall surface transition; Channel suspending rail comprises the straight guide of being located at annular distance hole wall and the transition guide of being located at transition rings ring wall, and straight guide is connected with transition guide and connects.
Further, between straight guide and transition guide, be made as arc transiting surface.
Further, offer two channel suspending rails on the wall body of center ring hole, two channel suspending rails be take the axis of collar and are arranged symmetrically with as axis on the wall body of center ring hole; Or on the wall body of center ring hole, offer a plurality of channel suspending rails, a plurality of channel suspending rails are arranged along the circumferential interval of center ring orifice ring on the wall body of center ring hole.
Further, on the wall body of center ring hole, also offer for laying guide to guarantee that collar is along axially movable second gathering sill of collar; Or axially offering at least two and circumferentially equidistantly arrange along the ring of collar with the ，Dao Li hole, the power of leading hole of ordering about collar and moving to lower ring body direction from upper ring body for conductive members is installed along collar on upper ring body; Or on upper ring body, be also provided with the dismounting hole that facilitates collar dismounting.
According to a further aspect in the invention, also provide a kind of core-drill(ing) machine, it comprises above-mentioned clamp structure.
The present invention has following beneficial effect:
The fairlead of drilling rod is set in core-drill(ing) machine, utilizes fairlead to the drilling rod transmitting torque of core-drill(ing) machine and lead, drilling rod can be moved along the direction of fairlead guiding, thereby guaranteed the verticality of drilling rod, drilling rod can be buried smoothly, utilizing collar ring set at fairlead and moving vertically regulates control moving member or rolling member to enter in rolling groove, by moving member or rolling member, the drilling rod in fairlead is formed to pressure radially to realize drilling rod clamping position, drilling rod cannot move vertically, or utilizing collar ring set at fairlead and moving vertically regulates moving member or rolling member to exit rolling groove, drilling rod in moving member or rolling member disengaging fairlead is to remove the clamping position for drilling rod, drilling rod can move vertically, thereby realize clamp structure to the clamping of drilling rod and liberation clamping, better effects if to the clamping of drilling rod and releasing clamping, clamp more reliable, operate more timely, and drilling rod fixed point is exerted pressure to reach the object of clamping by moving member or rolling member, and when removing clamping, depart from drilling rod completely, damage to drilling rod reduces, thereby guaranteed the application life of drilling rod.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the perspective view of clamp structure for the core-drill(ing) machine of the preferred embodiment of the present invention;
Fig. 2 is the cross-sectional view of clamp structure for the core-drill(ing) machine of the preferred embodiment of the present invention;
Fig. 3 is the structural representation of the fairlead of the preferred embodiment of the present invention;
Fig. 4 is the structural representation of the collar of the preferred embodiment of the present invention.
Marginal data:
1, fairlead; 2, collar; 3, rolling groove; 4, moving member or rolling member; 5, drilling rod; 6, location arc groove; 7, torsion pass portion; 8, annular seal; 9, the first gathering sill; 10, connecting portion; 11, annular positioning groove; 12, compress step; 13, the second gathering sill; 14, lead power hole; 15, dismounting hole; 101, the first cylindrical shell; 102, the second cylindrical shell; 103, transition part; 201, upper ring body; 202, lower ring body; 210, center ring hole; 211, upper annular distance; 212, lower annular distance; 213, transition rings; 220, channel suspending rail; 221, straight guide; 222, transition guide.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
Fig. 1 is the perspective view of clamp structure for the core-drill(ing) machine of the preferred embodiment of the present invention; Fig. 2 is the cross-sectional view of clamp structure for the core-drill(ing) machine of the preferred embodiment of the present invention; Fig. 3 is the structural representation of the fairlead of the preferred embodiment of the present invention; Fig. 4 is the structural representation of the collar of the preferred embodiment of the present invention.
As depicted in figs. 1 and 2, the core-drill(ing) machine clamp structure of the present embodiment, comprises, fairlead 1, and ring set is outside the drilling rod 5 of rig, in order to transmitting torque and guarantee the straight degree of drilling rod 5 and guarantee that drilling rod 5 buries smoothly; Collar 2, ring set outside fairlead 1 and along collar 2 endwisely slip promote moving member or 4 pairs of drilling rods 5 of rolling member clamp or remove the clamping to drilling rod 5; Rolling groove 3, is opened on fairlead 1 in order to holding mobile part or rolling member 4 and in order to moving member or rolling member 4 location, and moving member or rolling member 4 enter with to interior drilling rod 5 clampings of fairlead 1 or exit to remove the clamping to the interior drilling rod 5 of fairlead 1; Moving member or rolling member 4, be located at described rolling groove 3 places between described fairlead 1 and described collar 2, by the mode that moving member moves or rolling member rolls, to drilling rod 5 direction motions and to the wall body of drilling rod 5, apply chucking power to drilling rod 5 clampings, or remove the clamping to drilling rod 5 to motion in the other direction.Drilling rod 5 is provided with and is used in conjunction with moving member or rolling member 4 and is convenient to the locating structure that moving member or rolling member 4 clamping positions are used, locating structure is the local dent structure on the flexible ring that is fixed in drilling rod 5 surfaces, the antifriction metal (AFM) ring that is fixed in drilling rod 5 surfaces, the light-weight metal ring that is fixed in drilling rod 5 surfaces or drilling rod 5 surfaces, flexible ring can be rubbery toroidal ring or plastic cement ring etc., and local dent structure can be pit, groove or scrobicular ring (annular groove) etc.The fairlead 1 of drilling rod 5 is set in core-drill(ing) machine, utilize drilling rod 5 transmitting torques of 1 pair of core-drill(ing) machine of fairlead and lead, drilling rod 5 can be moved along the direction of fairlead 1 guiding, thereby guaranteed the verticality of drilling rod 5, drilling rod 5 can be buried smoothly, utilizing collar 2 ring sets at fairlead 1 and moving vertically regulates control moving member or rolling member 4 to enter in rolling groove 3, drilling rod 5 by moving member or 4 pairs of fairleads 1 of rolling member forms pressure radially to realize drilling rod 5 clamping positions, drilling rod 5 cannot move vertically, or utilizing collar 2 ring sets at fairlead 1 and moving vertically regulates moving member or rolling member 4 to exit rolling groove 3, drilling rod 5 in moving member or rolling member 4 disengaging fairleads 1 is to remove the clamping position for drilling rod 5, drilling rod 5 can move vertically, thereby realize clamp structure to the clamping of drilling rod 5 and liberation clamping, better effects if to the clamping of drilling rod 5 and releasing clamping, clamp more reliable, operate more timely, and by moving member or 4 pairs of drilling rods of rolling member, 5 fixed points, exert pressure to reach the object of clamping, and when removing clamping, depart from drilling rod 5 completely, damage to drilling rod 5 reduces, thereby guaranteed the application life of drilling rod 5.
By the movement of moving member or the rolling of rolling member, make moving member or rolling member 4 enter into rolling groove 3 inside, make moving member or rolling member 4 contact and the wall of the member in fairlead 1 is formed to the extruding force perpendicular to wall with the member in fairlead 1, thereby realize the clamping position to the member in fairlead 1, the member in fairlead 1 cannot axially-movable; By the movement of moving member or the rolling of rolling member, moving member or rolling member 4 are exited from rolling groove 3 inside, moving member or rolling member 4 departed from and the contacting of fairlead 1 inner member, thereby realize the clamping position of removing the member in fairlead 1, the member in fairlead 1 can axially-movable.
As shown in Figure 1, in the present embodiment, on the interior relative groove inwall of rolling groove 3, have at least one group and be arranged symmetrically with the location arc groove 6 in rolling groove 3 interior location in order to moving member or rolling member 4; Rolling groove 3 is along the axial arranged of fairlead 1 and/or along the circumferential arrangement of fairlead 1.On the interior relative groove inwall of rolling groove 3, have at least one group and be arranged symmetrically with the location arc groove 6 in rolling groove 3 interior location in order to moving member or rolling member 4, by symmetrical location arc groove 6 being set rolling groove 3 is interior, make rolling member or moving member enter rolling groove 3 and can access stable location after interior, be not easy to misplace, be offset, the problem such as upset and cause the interior member clamping position of fairlead 1 to lose efficacy.Rolling groove 3 is along the axial arranged of fairlead 1 and/or along the circumferential arrangement of fairlead 1, for moving member or rolling member 4 provide a plurality of clamping positions position, form axial and/or circumferential multipoint clamping location, the active force that can disperse uniformly fairlead 1 internals, the effect of raising clamping position; Can according to the radial dimension of member, select the quantity of circumferential rolling groove 3, the quantity according to axial dimension chosen axis to rolling groove 3, thus meet the clamping position requirement of various sizes rig.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, at least one end of fairlead 1 is provided with the torsion pass portion 7 in order to transmitting torque; Torsion pass portion 7 is arranged on the internal face of fairlead 1, and torsion pass portion 7 is made as interior two sides, interior four directions, interior six sides or interior all directions.Torsion pass portion 7 is set on fairlead 1, in order to transmit external force, is applied to turning power and the axial force on drilling rod 5, guarantee the structural stability of drilling process; According to the structure of connecting portion, torsion pass portion 7 need to be made as to interior two sides, interior four directions, interior six sides or interior all directions, can be provided with equally two sides, four directions, six sides or from all directions or more the member of polytypic be connected, the scope of application is wider.By torsion pass portion 7, be connected with the structural member that has equally two sides, four directions or six sides and transmitting torque, to transmit external force, be applied to turning power and the axial force on drilling rod 5, guarantee the structural stability of drilling process.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, fairlead 1 comprises that the barrel dliameter of the first cylindrical shell 101 and the second cylindrical shell 102, the first cylindrical shells 101 is less than the barrel dliameter of the second cylindrical shell 102, is made as transition part 103 between the first cylindrical shell 101 and the second cylindrical shell 102; Rolling groove 3 is arranged on the first cylindrical shell 101, and rolling groove 3 is square hole groove or circle hole groove.By transition part 103, can play the effect that location is installed to the fairlead 1 after assembling application; Can facilitate the whole machine-shaping of fairlead 1.Other member, by coordinating with the first cylindrical shell 101 of fairlead 1, moves up and down in the first cylindrical shell 101 outside wall surface, thereby gets out of the way and block rolling groove 3, and moving member or rolling member 4 are got into rolling groove 3 or discharged from rolling groove 3, realizes and clamps, unclamps; Rolling groove 3 is arranged on the first cylindrical shell 101, realizes the clamping position of drilling rod 5 and removes the function clamping, and utilize the second cylindrical shell 102 to realize the structure location of fairlead 1 integral body and the function that connects other parts on the first cylindrical shell 101; Rolling groove 3 is square hole groove or circle hole groove.According to the element structure in fairlead 1 and scantling, select rolling groove 3 and matching used moving member or the rolling member 4 of different hole shapes, make the clamping effect of fairlead 1 inner member more obviously, structural stability is better.Same, when the barrel dliameter of the first cylindrical shell 101 is greater than the barrel dliameter of the second cylindrical shell 102, form the transition part 103 of opposite direction, play reverse installation positioning action.And when the barrel dliameter of the first cylindrical shell 101 is identical with the barrel dliameter of the second cylindrical shell 102, can location be installed by additional other keepers.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, the annular seal 8 that the internal face of the first cylindrical shell 101 and the second cylindrical shell 102 junctions is provided with to install seal; Or the first gathering sill 9 of the up rightness that the first cylindrical shell 101 is provided with to guarantee that collar 2 moves up and down in the first cylindrical shell 101 outsides; Or the internal face of the second cylindrical shell 102 is made as to connect the connecting portion 10 of rig internal part; Or in the outside wall surface of at least one end of fairlead 1, have the annular positioning groove 11 in order to fairlead 1 location; Or the outside wall surface of at least one end of fairlead 1 is provided with the compression step 12 in order to fixed guide cover 1.By at the interior installation seal of annular seal 8, for the sealing function with inner body, its position size is determined with seal according to reality; The interior installation ways of the first gathering sill 9, guarantees the good vertical that the member in the first cylindrical shell 101 outside wall surface moves up and down; By screw thread being set at connecting portion 10 or other type of attachment is connected with lower component; In the end of fairlead 1, offer annular positioning groove 11, the positioning action for other member on fairlead 1, is stuck in locating slot by shape and structure parts such as annulus.In the end of fairlead 1, arrange and compress step 12, other members are fixing by fairlead 1 by compressing step 12.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, collar 2 middle parts offer along the center ring hole 210 of the axial perforation of collar 2, offer along the axis direction of collar 2 and arrange for moving member and relatively move in orbit or rolling member is made the channel suspending rail 220 relatively rolling in orbit on the wall body of center ring hole 210.Collar 2 middle parts are offered along the center ring hole 210 of the axial perforation of collar 2 and are done relative motion in order to fairlead 1 center ring hole 210 is interior, and collar 2 moves on fairlead 1, and fairlead 1 maintains static; On the wall body of center ring hole 210, offer along the axis direction of collar 2 and arrange for moving member and relatively move within it or rolling member is made the channel suspending rail 220 relatively rolling within it, for moving member or rolling member 4 provide specific moving track, the problems such as moving member or rolling member 4 are not easy to be offset, inclined to one side rail cause the unstable of structure, moving member or rolling member 4 move to ad-hoc location borer drill rod 5 are carried out to clamped-in style stationary positioned, moving member or rolling member 4 move to and discharge borer drill rod 5 beyond ad-hoc location, and drilling rod 5 can free moving linearly; Owing to adopting moving member or rolling member 4 to realize clamping by motion, therefore smaller for the hardware injury of drilling rod 5, and clamp better effects if, thus borer drill rod 5 is provided stable clamping and positioning function and removes clamping function.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, collar 2 comprises upper ring body 201 and lower ring body 202, and center ring hole 210 comprises annular distance 211 and lower annular distance 212; Upper annular distance 211 is opened in upper ring body 201 centres, and lower annular distance 212 is opened in lower ring body 202 centres; Lower ring body 202 is the loop configuration along the upper annular distance 211 of upper ring body 201 to downward-extension; The aperture of upper annular distance 211 is less than the aperture of lower annular distance 212, between upper annular distance 211 and lower annular distance 212, is provided with the transition rings 213 for hole wall surface transition; Channel suspending rail 220 comprises the straight guide 221 of being located at annular distance 211 hole walls and the transition guide 222 of being located at transition rings 213 ring walls, and straight guide 221 is connected and connects with transition guide 222.Upper ring body 201 forms with lower ring body 202 the T shape structure of being convenient to installation, is convenient to collar 2 and is connected and fixed in rig; The difference in upper annular distance 211 and lower annular distance 212 apertures, moving member or rolling member 4 are realized the switching of position at upper annular distance 211 and the interior motion of lower annular distance 212, are realized to the clamping of drilling rod 5 and removed clamping by this switching; And transition rings 213 is set, be in order to guarantee moving member or the stability of rolling member 4 in motion handoff procedure; Simultaneously also for the ease of the processing and fabricating of collar 2 integral body; Straight guide 221 on upper annular distance 211 forms coherent track with the transition guide 222 in transition rings 213, makes moving member or rolling member 4 more smooth and easy in orbital motion, is not easy derailing, and the stability of motion handoff procedure is higher.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, between straight guide 221 and transition guide 222, be made as arc transiting surface.Can prevent the probability that moving member or rolling member 4 are beated in the process of movement position switching, improve the stability in the handoff procedure of position, realize to the stable clamping of drilling rod 5 and remove clamping.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, on the wall body of center ring hole 210, offer 220, two channel suspending rails 220 of two channel suspending rails and on the wall body of center ring hole 210, take the axis of collar 2 and be arranged symmetrically with as axis; Or on the wall body of center ring hole 210, offer a plurality of channel suspending rails 220, a plurality of channel suspending rails 220 are arranged along the center ring hole 210 circumferential intervals of ring on the wall body of center ring hole 210.Two channel suspending rails 220 be take the axis of fairlead 1 and are arranged symmetrically with as axis on the wall body of center ring hole 210, realize the symmetrical both sides of drilling rod 5 are clamped, and clamp better effects if; A plurality of channel suspending rails 220 are arranged along the center ring hole 210 circumferential intervals of ring on the wall body of center ring hole 210.The clamping that realization is multi-faceted to the multiple spot of drilling rod 5, clamp better effects if, and can pass through multiple spot dissipation of ferees, minimizing is for the active force on drilling rod 5 surfaces, reduce probabilities damaged, wearing and tearing, extend the application life of drilling rod 5, particularly more obvious for the drilling rod 5 clamping effects in large scale bar footpath.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, on the wall body of center ring hole 210, also offer for laying guide to guarantee that collar 2 is along axially movable second gathering sill 13 of collar 2; Or on upper ring body 201 along collar 2 axially offer at least two power of leading holes 14 of moving to lower ring body 202 directions from upper ring body 201 to order about collar 2 for conductive members is installed, lead power hole 14 and circumferentially equidistantly arrange along the ring of collar 2; Or on upper ring body 201, be also provided with the dismounting hole 15 that facilitates collar 2 dismounting.The second gathering sill 13 is for guide provides installation site, to guarantee that collar 2 moves vertically; The magnitude setting of the second gathering sill 13 is according to center ring hole 210 and inner drilling rod 5 size settings, and the larger quantity of size is more, otherwise fewer; The conductive members that to lead power hole 14 be power provides mounting hole site, to order about collar 2, from upper ring body 201, to lower ring body 202 directions, moves, and guarantees that moving member or rolling member 4 are in straight guide 221; On upper ring body 201, be also provided with the dismounting hole 15 that facilitates collar 2 dismounting, be convenient to collar 2 dismounting; A large amount of machine oil, lubricated wet goods are contained in rig inside after installation, and oily substance is contained in the contact of the large area of parts and centre, between parts, meeting cannot be separated due to the adhesion of large area oily substance, by dismounting hole 15, between parts, transmit air, adhesion is reduced greatly, thereby make the parts can delamination, be convenient to dismounting; Dismounting hole 15 can provide origin of force for dismantling device, for example by external diameter and dismounting hole 15 equally large bolt pack in dismounting hole 15, with hammer, beat bolt, just the part being arranged on the lower ring body 202 of collar 2 can be removed, thereby isolate the part of collar 2 its upper installations.
During enforcement, in structure of the present invention, the action of part comprises: the moving up and down and the inside and outside movement of card (moving member or rolling member 4) of collar 2, card (moving member or rolling member 4) has two at least, is evenly arranged in drilling rod 5 surroundings.
Figure 2 shows that the clamped state of drilling rod 5.Now collar 2, in lower position, is led the member of power hole 14 interior installations to an one downward power by collar 2 tops, guarantees that collar 2 is in clamping position.And now card (moving member or rolling member 4), under the effect of collar 2, by the rolling groove 3 on fairlead 1, radially moves to inside, stick in the arc groove on drilling rod 5, make drilling rod 5 clamped.Because card (moving member or rolling member 4) is evenly arranged in drilling rod 5 surroundings, stressed even while making drilling rod 5 clamping, the reliability of clamping can be guaranteed, and drilling rod 5 can not be damaged.
When need unclamp drilling rod 5, the member of collar 2 belows can be to its active force that makes progress, and now collar 2 is moving up, and fairlead 1 can guarantee that collar 2 moves vertically.After collar 2 moves up, card (moving member or rolling member 4) can radially outwards move by the rolling groove 3 (rolling groove 3 is identical with the number of card) of fairlead 1, move to the transition guide 222 interior (channel suspending rail 220 on collar 2 is identical with the number of moving member or rolling member 4) of collar 2 lower interior, thereby unclamp drilling rod 5.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a core-drill(ing) machine clamp structure, is characterized in that, comprise,
Fairlead (1), ring set is outside the drilling rod (5) of rig, in order to transmitting torque and guarantee the straight degree of described drilling rod (5);
Collar (2), ring set outside described fairlead (1) and along described collar (2) endwisely slip promote moving member or rolling member (4) clamps or remove the clamping to described drilling rod (5) to described drilling rod (5);
Rolling groove (3), be opened in described fairlead (1) upper in order to hold described moving member or rolling member (4) and to locate in order to described moving member or rolling member (4), described moving member or rolling member (4) enter described drilling rod (5) in described fairlead (1) to be clamped or exit to remove the clamping to described drilling rod (5) in described fairlead (1);
Moving member or rolling member (4), the described rolling groove (3) of being located between described fairlead (1) and described collar (2) is located, by the mode that moving member moves or rolling member rolls, to the motion of described drilling rod (5) direction and to the wall body of described drilling rod (5), apply chucking power to described drilling rod (5) clamping, or remove the clamping to described drilling rod (5) to motion in the other direction.
2. core-drill(ing) machine clamp structure according to claim 1, is characterized in that,
On the interior relative groove inwall of described rolling groove (3), have at least one group and be arranged symmetrically with the location arc groove (6) of locating in order to described moving member or rolling member (4) in described rolling groove (3);
Described rolling groove (3) is along the axial arranged of described fairlead (1) and/or along the circumferential arrangement of described fairlead (1).
3. core-drill(ing) machine clamp structure according to claim 2, is characterized in that,
At least one end of described fairlead (1) is provided with the torsion pass portion (7) in order to transmitting torque;
Described torsion pass portion (7) is arranged on the internal face of described fairlead (1),
Described torsion pass portion (7) is made as interior two sides, interior four directions, interior six sides or interior all directions.
4. core-drill(ing) machine clamp structure according to claim 3, is characterized in that,
Described fairlead (1) comprises the first cylindrical shell (101) and the second cylindrical shell (102),
The barrel dliameter of described the first cylindrical shell (101) is less than the barrel dliameter of described the second cylindrical shell (102),
Between described the first cylindrical shell (101) and described the second cylindrical shell (102), be made as transition part (103);
It is upper that described rolling groove (3) is arranged on the first cylindrical shell (101),
Described rolling groove (3) is square hole groove or circle hole groove.
5. core-drill(ing) machine clamp structure according to claim 4, is characterized in that,
The annular seal (8) that the internal face of described the first cylindrical shell (101) and described the second cylindrical shell (102) junction is provided with to install seal;
Or first gathering sill (9) of the up rightness that described the first cylindrical shell (101) is provided with to guarantee that described collar (2) moves up and down in described the first cylindrical shell (101) outside;
Or the internal face of described the second cylindrical shell (102) is made as to connect the connecting portion (10) of rig internal part;
Or in the outside wall surface of at least one end of described fairlead (1), have the annular positioning groove (11) in order to described fairlead (1) location;
Or the outside wall surface of at least one end of described fairlead (1) is provided with the compression step (12) in order to fixing described fairlead (1).
6. according to the core-drill(ing) machine clamp structure described in any one in claim 1 to 5, it is characterized in that,
Described collar (2) middle part offers along the center ring hole (210) of the axial perforation of described collar (2),
On the wall body of described center ring hole (210), offer along the axis direction of described collar (2) and arrange for moving member and relatively move in orbit or rolling member is made the channel suspending rail (220) relatively rolling in orbit.
7. core-drill(ing) machine clamp structure according to claim 6, is characterized in that,
Described collar (2) comprises upper ring body (201) and lower ring body (202),
Described center ring hole (210) comprises annular distance (211) and lower annular distance (212);
Described upper annular distance (211) is opened in described upper ring body (201) centre,
Described lower annular distance (212) is opened in described lower ring body (202) centre;
Described lower ring body (202) is the loop configuration along the described upper annular distance (211) of described upper ring body (201) to downward-extension;
The aperture of described upper annular distance (211) is less than the aperture of described lower annular distance (212),
Between described upper annular distance (211) and described lower annular distance (212), be provided with the transition rings (213) for hole wall surface transition;
Described channel suspending rail (220) comprises the transition guide (222) of being located at the straight guide (221) of described upper annular distance (211) hole wall and being located at described transition rings (213) ring wall,
Described straight guide (221) is connected and connects with described transition guide (222).
8. core-drill(ing) machine clamp structure according to claim 7, is characterized in that, between described straight guide (221) and described transition guide (222), is made as arc transiting surface.
9. core-drill(ing) machine clamp structure according to claim 7, is characterized in that,
On the wall body of described center ring hole (210), offer two described channel suspending rails (220), two described channel suspending rails (220) be take the axis of described collar (2) and are arranged symmetrically with as axis on the wall body of described center ring hole (210);
Or on the wall body of described center ring hole (210), offer a plurality of described channel suspending rails (220), a plurality of described channel suspending rails (220) encircle circumferential interval along described center ring hole (210) and arrange on the wall body of described center ring hole (210).
10. core-drill(ing) machine clamp structure according to claim 9, is characterized in that,
On the wall body of described center ring hole (210), also offer for laying guide to guarantee that described collar (2) is along axially movable second gathering sill (13) of described collar (2);
Or described upper ring body (201) is upper axially offers at least two power of leading holes (14) of moving to described lower ring body (202) direction from described upper ring body (201) to order about described collar (2) for conductive members is installed along described collar (2)
The described power of leading hole (14) is circumferentially equidistantly arranged along the ring of described collar (2);
Or on described upper ring body (201), be also provided with the dismounting hole (15) that facilitates described collar (2) dismounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310572521.XA CN103556958B (en) | 2013-11-13 | 2013-11-13 | A kind of core-drill(ing) machine clamp structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310572521.XA CN103556958B (en) | 2013-11-13 | 2013-11-13 | A kind of core-drill(ing) machine clamp structure |
Publications (2)
| Publication Number | Publication Date |
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| CN103556958A true CN103556958A (en) | 2014-02-05 |
| CN103556958B CN103556958B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310572521.XA Expired - Fee Related CN103556958B (en) | 2013-11-13 | 2013-11-13 | A kind of core-drill(ing) machine clamp structure |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221086A (en) * | 2015-11-17 | 2016-01-06 | 恒天九五重工有限公司 | A kind of drill rod grip device |
| CN116398045A (en) * | 2023-06-02 | 2023-07-07 | 山东省地质科学研究院 | Deep sea deposit top layer rock core normal position crushing equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07285005A (en) * | 1994-04-15 | 1995-10-31 | Richiko Kobayashi | Chuck device |
| CN201671574U (en) * | 2010-05-24 | 2010-12-15 | 长沙探矿机械厂 | Column-clamping type hydraulic chunk |
| CN201771448U (en) * | 2010-08-31 | 2011-03-23 | 江苏省无锡探矿机械总厂有限公司 | Ball clip type clamping mechanism |
| CN203257347U (en) * | 2013-05-23 | 2013-10-30 | 长沙探矿机械厂 | Chuck of drill rod of drilling machine |
-
2013
- 2013-11-13 CN CN201310572521.XA patent/CN103556958B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07285005A (en) * | 1994-04-15 | 1995-10-31 | Richiko Kobayashi | Chuck device |
| CN201671574U (en) * | 2010-05-24 | 2010-12-15 | 长沙探矿机械厂 | Column-clamping type hydraulic chunk |
| CN201771448U (en) * | 2010-08-31 | 2011-03-23 | 江苏省无锡探矿机械总厂有限公司 | Ball clip type clamping mechanism |
| CN203257347U (en) * | 2013-05-23 | 2013-10-30 | 长沙探矿机械厂 | Chuck of drill rod of drilling machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221086A (en) * | 2015-11-17 | 2016-01-06 | 恒天九五重工有限公司 | A kind of drill rod grip device |
| CN116398045A (en) * | 2023-06-02 | 2023-07-07 | 山东省地质科学研究院 | Deep sea deposit top layer rock core normal position crushing equipment |
| CN116398045B (en) * | 2023-06-02 | 2023-08-11 | 山东省地质科学研究院 | Deep sea deposit top layer rock core normal position crushing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103556958B (en) | 2016-08-03 |
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