CN103015901A - Reamer and installation method and operation method thereof - Google Patents
Reamer and installation method and operation method thereof Download PDFInfo
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- CN103015901A CN103015901A CN2012105706271A CN201210570627A CN103015901A CN 103015901 A CN103015901 A CN 103015901A CN 2012105706271 A CN2012105706271 A CN 2012105706271A CN 201210570627 A CN201210570627 A CN 201210570627A CN 103015901 A CN103015901 A CN 103015901A
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Abstract
The invention relates to the field of machinery, in particular to a reamer and an installation method and an operation method thereof. The reamer comprises an inner key rod, a middle key-shaft shaft sleeve, a plurality of upper cutting arms and a plurality of lower cutting arms, wherein the number of the upper cutting arms is the same with that of the lower cutting arms; the upper cutting arms are matched with the lower cutting arms for use; one upper cutting arm is connected with one lower cutting arm by a first connection component, so that the connected upper cutting arm and lower cutting arm relatively rotate; the inner key rod is positioned in the middle key-shaft shaft sleeve and the a end of the inner key rod is positioned outside the middle key-shaft shaft sleeve; the inner key rod is connected with the middle key-shaft shaft sleeve by a second connection component, so that the inner key rod reciprocates in the middle key-shaft shaft sleeve along the axial direction of the inner key rod; the a end of the inner key rod is connected with the lower cutting arms by third connection components; the A end of the middle key-shaft shaft sleeve is connected with the upper cutting arms by fourth connection components; and the a end and the A end are positioned at the same side. According to the invention, reaming can be repeatedly carried out as required in the drilling operation for once.
Description
Technical field
The present invention relates to mechanical field, be specially a kind of reamer and mounting method thereof and method of operating.
Background technology
Be applied at present the anchor anchor retaining structure pattern of deep basic pit project in city, sometimes require very high to the axis force of anchor value.Because the outer underground obstruction impact in hole is subway or the importance main line of communication sometimes, can not guarantees that anchor bolt construction sends out design length, thereby also just can not obtain enough anchored force as the counter-force fulcrum.Especially it is pointed out that the obstruction that oversize anchor pole is located to be become in the side slope in the future, also some waste.Therefore, length is larger, enlarges the hair style anchor pole by the hole enlargement band and is applied to engineering practice in the soil layer in general Quaternary Period and has begun and obtained important experiences.In order to realize the reaming of anchor pole, use and given birth to anchor rod hole reamer.
In general mechanical rock bolt reamer reaming process, working procedure is: common the creeping into of elder generation, and one saves the installation drilling rod carries out drilling construction, when arrival needs the reaming position, one saves and withdraws from Roofbolt drill rod, and reamer is installed, and then one save and drilling rod arrival is installed designs the reaming position.Realize the reaming of sugarcoated haws formula such as need, then need repeatedly to repeat above operation.Complex procedures, troublesome poeration.
Summary of the invention
The invention provides a kind of reamer and mounting method thereof and method of operating, can control flexibly the folding of cutting arm and lower cutting arm, namely adjust the angle between upper cutting arm and the lower cutting arm, the repeatedly reaming in once holing.
The invention provides a kind of reamer, comprise interior key lever, middle key axle axle sleeve, more than one upper cutting arm, more than one lower cutting arm, wherein,
Described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation;
Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, so that described interior key lever drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever; The A end of described middle key axle axle sleeve is connected by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end.
Described reamer preferably further comprises overcoat, and described upper overcoat is placed in the outside of described middle key axle axle sleeve and is fixedly connected with described middle key axle axle sleeve; And/or,
Described reamer preferably further comprises lower overcoat, and described lower overcoat is placed in the A end of described middle key axle axle sleeve, comes off to stop described the 4th coupling assembling; And/or,
Described reamer preferably further comprises the cutting arm cover, and it is placed in the outside of described upper cutting arm; And/or,
Described reamer preferably further comprises lower cutting arm cover, and it is placed in the outside of described lower cutting arm.
Described the first coupling assembling preferably includes: the first through hole, the second through hole and the first connecting axle, described the first through hole is located at an end of described upper cutting arm, and described the second through hole is located at an end of described lower cutting arm, and described the first connecting axle passes described the first through hole and described the second through hole; And/or,
Described the 3rd coupling assembling preferably includes: end socket, fourth hole and the 3rd connecting axle; Described end socket is fixedly connected with described a end, and the third through-hole that described end socket is provided with, described fourth hole are opened in described lower cutting arm, and described the 3rd connecting axle passes described third through-hole and described fourth hole;
The number of described third through-hole, described fourth hole preferably is equal to the number of described lower cutting arm;
And/or,
Described the 4th coupling assembling preferably includes: quadruplet ring, the 6th through hole and the 4th connecting axle, described quadruplet is located on the described middle key axle axle sleeve of described A end, described quadruplet is equipped with fifth hole, described the 6th through hole is located at described upper cutting arm, extend perpendicular to the axial direction of described interior key lever on described the 6th through hole edge, and the 4th connecting axle that passes described fifth hole and described the 6th through hole.
Perpendicular to the axle of described interior key lever and take the axle of described interior key lever on the circumference of circle core shaft, all described upper cutting arms are preferred evenly to distribute.
Described the second coupling assembling preferably includes: middle key axle axle sleeve groove, interior key lever groove; More than one described middle key axle axle sleeve groove is located at described middle key axle axle sleeve, and described interior key lever groove is opened on the interior key lever and with described middle key axle axle sleeve groove number and equates that described middle key axle axle sleeve groove penetrates the jacket wall of described middle key axle axle sleeve;
Be parallel on the axial direction of described interior key lever, the length of described middle key axle axle sleeve groove is preferably greater than the length of described interior key lever groove;
Described the second coupling assembling preferably also comprises: key; Described key passes described middle key axle axle sleeve groove and is stuck in the described interior key lever groove, and described key drives described interior key lever motion;
All described middle key axle axle sleeve grooves preferably evenly distribute on perpendicular to the circumference of described middle key axle axle sleeve.
Described middle key axle axle sleeve groove preferably includes elongated slot and the short groove that is interconnected, described elongated slot and described short groove all extend to described a end along being parallel to the axial direction of described interior key lever, described key slips into the inside of described short groove from the inside of described elongated slot, perhaps slip into the inside of described elongated slot from the inside of described short groove.
The present invention also provides a kind of mounting method of as above-mentioned each described reamer, comprising:
A. penetrating and make a of described interior key lever to hold interior key lever from middle key axle axle sleeve A end is in described middle key axle axle sleeve outside and is in the same side with described A end, by the second coupling assembling described interior key lever is connected with described middle key axle axle sleeve, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
B. be fixedly connected with described lower cutting arm by a end of the 3rd coupling assembling with described interior key lever;
C. be connected with described upper cutting arm by the A end of the 4th coupling assembling with described middle key axle axle sleeve;
D. by the first coupling assembling with described upper cutting arm be connected lower cutting arm and connect relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done.
After the A step, described mounting method preferably further comprises: put overcoat in the outside of described middle key axle axle sleeve and be fixedly connected with described middle key axle axle sleeve, to limit the position of described the second coupling assembling; And/or,
After the C step, described mounting method preferably further comprises: the A that lower overcoat is placed in described middle key axle axle sleeve holds, and comes off from described middle key axle axle sleeve to stop described the 4th coupling assembling;
And/or,
Described described interior key lever being connected with described middle key axle axle sleeve by the second coupling assembling preferably includes: key is passed described middle key axle axle sleeve groove and be stuck in the interior key lever groove.
The present invention also provides a kind of method of operating of as above-mentioned each described reamer, comprising:
Lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm, and described reamer is holed downwards;
Treat the degree of depth that described reamer arrives needs reaming, key axle axle sleeve in the pushing, utilize the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, distance in shortening between key lever a end and the middle key axle axle sleeve A end, so that the angle between described upper cutting arm and the connected described lower cutting arm is greater than 0 ° and less than 180 °, described angle is to described interior key lever opening;
Rotate described middle key axle axle sleeve, described the second coupling assembling rotates with described middle key axle axle sleeve, and the rotation of described the second coupling assembling drives described interior key lever and rotates, and described interior key lever drives described lower cutting arm and rotates, described lower cutting arm drives described upper cutting arm and rotates, and carries out reaming;
After reaming finishes, lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm.
Describedly lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance between key lever a end is held with middle key axle axle sleeve A in enlarging preferably includes: lift described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of short groove from the elongated end of described short groove; Rotating described middle key axle axle sleeve slips into the described short groove of key from described middle key axle axle sleeve groove in the described elongated slot; Push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described elongated slot moves from the bottom of described elongated slot;
And/or,
Key axle axle sleeve in the described pushing utilizes the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, and the distance in shortening between key lever a end and the middle key axle axle sleeve A end preferably includes: push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of described elongated slot from the elongated end of described elongated slot; Rotating described middle key axle axle sleeve slips into the described elongated slot of key from described middle key axle axle sleeve groove in the described short groove; Promote described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described short groove moves from the bottom of described short groove.
By the invention provides a kind of reamer and mounting method thereof and method of operating, can reach following beneficial effect:
Reamer provided by the invention comprises interior key lever, middle key axle axle sleeve, more than one upper cutting arm, more than one lower cutting arm, wherein, described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation; Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve; The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, so that described interior key lever drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever; The A end of described middle key axle axle sleeve is fixedly connected with by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end.Interior key lever can axially reciprocatingly move along interior key lever in middle key axle axle sleeve, and interior key lever is connected with lower cutting arm, middle key axle axle sleeve is connected with upper cutting arm, again because upper cutting arm is connected with lower cutting arm, both can relatively rotate, therefore, interior key lever can make in the time of reciprocating in middle key axle axle sleeve between middle key axle axle sleeve A end and the interior key lever a end and produce range difference, this range difference can drive cutting arm, lower cutting arm rotates, variable angle between upper cutting arm and the lower cutting arm, thereby upper cutting arm can occur with lower cutting arm point-blank, or with lower cutting arm situation in a certain angle, both are point-blank during the range difference enlarged meeting, can down hole this moment, and range difference shortens both when in a certain angle, can carry out reaming, can control flexibly the folding of cutting arm and lower cutting arm, namely adjust the angle between upper cutting arm and the lower cutting arm.Can above cutting arm after reaming finishes and lower cutting arm return on the straight line, continue boring downwards, if need repeatedly reaming, can repeatedly continue to use above-mentioned operation, so can say that this reamer need not repeatedly to promote, changes drilling rod reamer is installed, thereby saved the labour, shortened the needed necessary time of reaming type anchor bolt construction.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in below describing only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawing illustrated embodiments other embodiment and accompanying drawing thereof.
Fig. 1 is structural representation in specific embodiment of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1.
The specific embodiment
Below with reference to accompanying drawing the technical scheme of various embodiments of the present invention is carried out clear, complete description, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are resulting all other embodiment under the prerequisite of not making creative work, all belong to the scope that the present invention protects.
The invention provides a kind of reamer, comprise interior key lever, middle key axle axle sleeve, more than one upper cutting arm, more than one lower cutting arm, wherein,
Described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation;
Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, so that described interior key lever drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever; The A end of described middle key axle axle sleeve is connected by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end.
The present invention also provides a kind of mounting method of as above-mentioned each described reamer, comprising:
A. penetrating and make a of described interior key lever to hold interior key lever from middle key axle axle sleeve A end is in described middle key axle axle sleeve outside and is in the same side with described A end, by the second coupling assembling described interior key lever is connected with described middle key axle axle sleeve, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
B. be fixedly connected with described lower cutting arm by a end of the 3rd coupling assembling with described interior key lever;
C. be connected with described upper cutting arm by the A end of the 4th coupling assembling with described middle key axle axle sleeve;
D. by the first coupling assembling with described upper cutting arm be connected lower cutting arm and connect relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done.
The present invention also provides a kind of method of operating of as above-mentioned each described reamer, comprising:
Lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm, and described reamer is holed downwards;
Treat the degree of depth that described reamer arrives needs reaming, key axle axle sleeve in the pushing, utilize the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, distance in shortening between key lever a end and the middle key axle axle sleeve A end, so that the angle between described upper cutting arm and the connected described lower cutting arm is greater than 0 ° and less than 180 °, described angle is to described interior key lever opening;
Rotate described middle key axle axle sleeve, described the second coupling assembling rotates with described middle key axle axle sleeve, and the rotation of described the second coupling assembling drives described interior key lever and rotates, and described interior key lever drives described lower cutting arm and rotates, described lower cutting arm drives described upper cutting arm and rotates, and carries out reaming;
After reaming finishes, lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm.
Interior key lever can axially reciprocatingly move along interior key lever in middle key axle axle sleeve, and interior key lever is connected with lower cutting arm, middle key axle axle sleeve is connected with upper cutting arm, again because upper cutting arm is connected with lower cutting arm, both can relatively rotate, therefore, interior key lever can make in the time of reciprocating in middle key axle axle sleeve between middle key axle axle sleeve A end and the interior key lever a end and produce range difference, this range difference can drive cutting arm, lower cutting arm rotates, variable angle between upper cutting arm and the lower cutting arm, thereby upper cutting arm can occur with lower cutting arm point-blank, or with lower cutting arm situation in a certain angle, both are point-blank during the range difference enlarged meeting, can down hole this moment, and range difference shortens both when in a certain angle, can carry out reaming, can control flexibly the folding of cutting arm and lower cutting arm, namely adjust the angle between upper cutting arm and the lower cutting arm.Can above cutting arm after reaming finishes and lower cutting arm return on the straight line, continue boring downwards, if need repeatedly reaming, can repeatedly continue to use above-mentioned operation, so can say that this reamer need not repeatedly to promote, changes drilling rod reamer is installed, thereby saved the labour, shortened the needed necessary time of reaming type anchor bolt construction.
Next, describe reamer of the present invention in detail by some specific embodiments:
Reamer, comprise interior key lever, middle key axle axle sleeve, upper cutting arm, lower cutting arm, described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation; Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve, internal key bar phase centering key axle axle sleeve is rotated, and the circumference of rotation is take interior key lever as axis of rotation; The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever so that described interior key lever rotates; The A end of described middle key axle axle sleeve is connected by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end, and described a end is in an end of described middle key axle axle sleeve outside for described interior key lever.
Wherein go up cutting arm, lower cutting arm and be used for reaming, in order to finish complete reaming, upper cutting arm connects with lower cutting arm and supports the use, and upper cutting arm and lower cutting arm shape are at a certain angle.In certain embodiments, upper cutting arm is connected with middle key axle axle sleeve, lower cutting arm is connected with interior key lever, interior key lever is placed in the middle key axle axle sleeve, interior key lever can be done moving back and forth along interior key lever axial direction in middle key axle axle sleeve, thereby can cause the range difference of interior key lever a end between holding with middle key axle axle sleeve A in relatively in the key axle axle sleeve moving process at interior key lever, the lower cutting arm of interior key lever control is in the motion that is parallel to interior key lever axial direction, the upper cutting arm of middle key axle axle sleeve control is in the motion that is parallel to interior key lever axial direction, by regulating the range difference between interior key lever a end and the middle key axle axle sleeve A end, further regulate the angle between cutting arm and the lower cutting arm, determine as required whether reaming.Be specially: range difference enlarges, and angle amplifies, and is up to 180 °; Range difference dwindles, and angle dwindles, and minimum to 0 °, the opening of indication angle is all towards described interior key lever axial direction.
In order to promote the effect of reaming, a plurality of upper cutting arms, a plurality of lower cutting arm can be set, also stressed harmonious good in order to improve, perpendicular to the axle of described interior key lever and take the axle of described interior key lever on the circumference of circle core shaft, all described upper cutting arms evenly distribute, and all lower cutting arms also can evenly distribute.
In some specific embodiments, the first coupling assembling is adopted in the connection between upper cutting arm and the lower cutting arm, and this coupling assembling need to reach relatively rotating between cutting arm and the lower cutting arm, and the axis of described interior key lever is crossed on the plane at place during rotation; And the rotation of upper cutting arm and lower cutting arm must remain in the same plane.As long as reach this effect, the first coupling assembling can adopt existing any connected mode, such as, described the first coupling assembling comprises: the first through hole, the second through hole, the first connecting axle, this first through hole is opened in an end of described upper cutting arm, the second through hole is opened in an end of described lower cutting arm, and the first connecting axle passes described the first through hole and described the second through hole; The first through hole, the second through hole are superimposed, the first connecting axle therefrom passes, the connection fulcrum of upper cutting arm and lower cutting arm is provided, thereby upper cutting arm is connected with lower cutting arm, and, the first connecting axle can also make cutting arm and lower cutting arm when rotating take this axle as the pivot point axle, at the rotation with in surface perpendicular to described the first connecting axle.
In some specific embodiments, the second coupling assembling can allow interior key lever in the cover of middle key axle axle sleeve along interior key lever axially reciprocating, and can control the particular location of interior key lever in this reciprocating motion, simultaneously also can play transmission agency, with middle key axle axle sleeve in the movement that is parallel on the interior key lever axial direction, the rotation of middle key axle axle sleeve axle centered by interior key lever passes to interior key lever, such as, described the second coupling assembling comprises: the more than one middle key axle axle sleeve groove that described middle key axle axle sleeve is offered, the interior key lever groove that equates with described middle key axle axle sleeve groove number that described interior key lever is offered, described middle key axle axle sleeve groove penetrates the jacket wall of described middle key axle axle sleeve; Be parallel on the axial direction of described interior key lever, the length of described middle key axle axle sleeve groove is greater than the length of described interior key lever groove; Described the second coupling assembling also comprises: key; Described key passes described middle key axle axle sleeve groove and is stuck in the described interior key lever groove, and described key drives described interior key lever motion.Thereby bond energy is enough in being stuck in the interior key lever groove, move thereby can drive interior key lever when key moves, and therefore the length of middle key axle axle sleeve groove is greater than the length of interior key lever groove,, key can be free to slide in middle key axle axle sleeve, thereby facilitates the range difference between interior key lever and the middle key axle axle sleeve.
In some specific embodiments, for can be when the actual reaming the better positional distance poor (potential difference) between key lever and the middle key axle axle sleeve in the control, need to both positions be fixed, such as: described middle key axle axle sleeve groove comprises elongated slot and the short groove that is interconnected, elongated slot possesses identical starting point with short groove, elongated slot and short groove all extend to a end along being parallel to the axial direction of described interior key lever, key slips into the inside of described short groove from the inside of described elongated slot, perhaps slip into the inside of described elongated slot from the inside of described short groove.It is mobile in middle key axle axle sleeve that the key slip can promote interior key lever, and then cutting arm moves under promoting, and thus, angle or in alignment occurs between upper cutting arm and the lower cutting arm.
Can according to the reaming size, can pass through to regulate the length difference between elongated slot and the short groove; Also can calculate different upper cutting arms, the length of lower cutting arm according to Pythagorean theorem, by change different upper cutting arms, lower cutting arm reaches needs.
In some specific embodiments, the 3rd coupling assembling can allow interior key lever promote lower cutting arm to rotate by mobile, be fixed connection between therefore lower cutting arm and the interior key lever, such as: the end socket that is fixedly connected with described a end, described end socket is provided with relative third through-hole, the fourth hole that described lower cutting arm is offered, and the 3rd connecting axle that passes described third through-hole and described fourth hole; The number of described third through-hole, described fourth hole is equal to the number of described lower cutting arm.
In some specific embodiments, the 4th coupling assembling can allow cutting arm be connected with middle key axle axle sleeve, described the 4th coupling assembling comprises: the quadruplet ring that is placed in described middle key axle axle sleeve A end, described quadruplet is equipped with fifth hole, the 6th through hole that described upper cutting arm is offered, extend perpendicular to the axial direction of described interior key lever on described the 6th through hole edge, and the 4th connecting axle that passes described fifth hole and described the 6th through hole.
In order better the key in the second coupling assembling to be fixed, prevent that it from coming off, reamer also comprises overcoat, described upper overcoat is placed in the outside of described middle key axle axle sleeve and is fixedly connected with described middle key axle axle sleeve; Key in section's scope, can not break away within it.
For better installation, more meet operating procedure and mounting process, prevent that simultaneously cutting arm from coming off, reamer also comprises lower overcoat, described lower overcoat is placed in the A end of described middle key axle axle sleeve, than the A end of the more close middle key axle axle sleeve of quadruplet ring.
In order better to protect upper cutting arm, reamer comprises the cutting arm cover, and it is placed in the outside of described upper cutting arm.
In order better to protect lower cutting arm, reamer comprises lower cutting arm cover, and it is placed in the outside of described lower cutting arm.
The present invention will describe according to the reamer among this embodiment of top the mounting method of reamer:
Step 501 penetrates middle key axle axle sleeve with interior key lever, and key is passed middle key axle axle sleeve groove, then is stuck in interior key lever groove;
So that described interior key lever axially reciprocatingly moves the enough transmissions of bond energy along interior key lever in described middle key axle axle sleeve;
Step 502 is connected with lower cutting arm by the 3rd coupling assembling at the end (a end) of interior key lever;
Step 503 is connected with upper cutting arm by the 4th connecting axle at the A of middle key axle axle sleeve end;
Step 504 connects upper cutting arm by the first connecting axle with lower cutting arm;
Step 505 is socketed overcoat at middle key axle axle sleeve;
Described key is fixed in the cover of middle key axle axle sleeve;
Step 506, overcoat under the A of middle key axle axle sleeve end noose is the 3rd coupling assembling between upper overcoat and the lower overcoat;
Step 507 connects the cutting arm cover at upper cutting arm cover;
Step 508, cutting arm cover under lower cutting arm socket.
The present invention will describe according to the reamer among this embodiment of top the method for operating of reamer:
Step 601 lifts middle key axle axle sleeve, utilizes the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance in enlarging between key lever a end and the middle key axle axle sleeve A end;
Be specially: lift described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of short groove from the elongated end of described short groove; Rotating described middle key axle axle sleeve slips into the described short groove of key from described middle key axle axle sleeve groove in the described elongated slot; Push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described elongated slot moves from the bottom of described elongated slot;
Point-blank, namely upper cutting arm and lower cutting arm can be accepted, key is in the inside of short groove in this case.
Step 602, key axle axle sleeve in the pushing utilizes the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, the distance in shortening between key lever a end and the middle key axle axle sleeve A end;
Treat the degree of depth that described reamer arrives needs reaming, push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of described elongated slot from the elongated end of described elongated slot; Rotating described middle key axle axle sleeve slips into the described elongated slot of key from described middle key axle axle sleeve groove in the described short groove; Promote described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described short groove moves from the bottom of described short groove, distance in shortening between key lever a end and the middle key axle axle sleeve A end, so that the angle between described upper cutting arm and the connected described lower cutting arm is greater than 0 ° and less than 180 °, described angle is to described interior key lever opening.
Step 603, reaming;
Concrete steps are: rotate described middle key axle axle sleeve, described the second coupling assembling rotates with described middle key axle axle sleeve, the rotation of described the second coupling assembling drives described interior key lever and rotates, described interior key lever drives described lower cutting arm and rotates, described lower cutting arm drives described upper cutting arm and rotates, and carries out reaming.
Step 604, reaming lifts middle key axle axle sleeve after finishing, and utilizes the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm;
Lift described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of described elongated slot from the elongated end of described elongated slot; Rotating described middle key axle axle sleeve slips into the described elongated slot of key from described middle key axle axle sleeve groove in the described short groove; Push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described short groove moves from the bottom of described short groove.
This situation is upper cutting arm and lower cutting arm will be regained, and continues reaming or regains reamer.
Next, the present invention will specifically describe reamer required for protection by a specific embodiment, as Figure 1-3:
Annotate 1: the through hole that relates in the following description all is traditional through holes, therefore, in the description no longer the through hole to diverse location number one by one.Through hole in claims is numbered just clearer in order to explain.The through hole that arranges on each component and each respective through hole in claims are described below refer to identical content.
Annotate 2: corresponding with above-mentioned through hole, the connecting axle that passes through hole also is traditional connecting axle, also no longer to diverse location, passes the connecting axle of different through holes and numbers one by one in the following description.Each connecting axle in claims is numbered just clearer in order to explain.The connecting axle that passes through hole that arranges on each component and each the corresponding connecting axle in claims are described below refer to identical content.
A reamer comprises interior key lever 1, middle key axle axle sleeve 3, upper cutting arm 7, lower cutting arm 8:
Interior key lever 1 passes middle key axle axle sleeve 3, have the middle key axle axle sleeve groove of the middle key axle of penetrating of abnormity axle sleeve 3 jacket walls on the middle key axle axle sleeve 3, interior key lever 1 also has an interior key lever groove, the two adopts a key 2 that it is connected, concrete connected mode is: key 2 passes middle key axle axle sleeve groove, then insert interior key lever groove and be stuck in the interior key lever groove (shape of the shape of interior key lever groove and key 2 has corresponding relation, just holds key 2 and is stuck in the interior key lever groove).
The middle key axle axle sleeve groove of this abnormity comprises elongated slot and the short groove that is interconnected, and elongated slot and short groove extend from a extreme direction of the inside key lever 1 of same starting point, and key 2 can slip into from the inside of elongated slot the inside of short groove, otherwise perhaps.Give an example, if key 2 slips into the inside of short groove from the inside of elongated slot, then, at first the starting point of key 2 from the last point of the extension of the inside of elongated slot to the inside of elongated slot moves, then the starting point from the inside of elongated slot slips into the starting point of the inside of short groove, and then the starting point from the inside of short groove moves to the extension end point of the inside of short groove.If key 2 slips into the inside of elongated slot from the inside of short groove, step is with upper opposite.
The a end of interior key lever 1 is fixedly connected with an end socket, and end socket is provided with through hole, and an end of lower cutting arm 8 also is provided with through hole, connecting rod passes above-mentioned two through holes, thereby interior key lever 1 is connected with lower cutting arm 8, and, this is connected to flexible connection, lower cutting arm 8 can relative in key lever 1 rotate.
Then middle key axle axle sleeve 3 press close to described on overcoat 4, and to overlap quadruplet ring 6(towards a side of described a extreme direction be quadruplet ring 6 in claims), through hole is set on the collar, one end of upper cutting arm 7 also arranges through hole, connecting rod passes from two through hole, with key axle axle sleeve 3 and upper cutting arm 7 in connecting.Wherein the collar can rotate take the axle of interior key lever 1 as axis of rotation.
Press close to described quadruplet ring 6 at middle key axle axle sleeve 3, and be fixedly connected with lower overcoat 5 towards a side of described a extreme direction, to prevent or to stop quadruplet ring 6 to come off from middle key axle axle sleeve 3, lower overcoat 5 and 3 synchronous interactions of middle key axle axle sleeve.
On upper cutting arm 7 and lower cutting arm 8, put respectively cutting arm cover and lower cutting arm cover 9;
By each above-mentioned annexation, this reamer can be carried out order and install.
Install, in practical operation, boring, key 2 is in the inside of elongated slot, and upper cutting arm 7 and lower cutting arm 8 also can be called cutting arm 7 and lower cutting arm 8 is in retracted state point-blank, hole downwards; When needing reaming, lift middle key axle axle sleeve; Middle key axle axle sleeve drives key and moves to the bottom of elongated slot from the elongated end of elongated slot; Key axle axle sleeve slips into the elongated slot of key from middle key axle axle sleeve groove in the short groove in the rotation; Key axle axle sleeve in the promotion; Move to the elongated end of short groove the bottom of the certainly short groove of middle key axle axle sleeve drive key; Upper cutting arm 7 launches with lower cutting arm 8, shape (greater than 0 ° and less than 180 °) at a certain angle, during reaming, described middle key axle axle sleeve 3 rotates, key rotates with described middle key axle axle sleeve 3, the rotation of key drives described interior key lever 1 and rotates, described interior key lever 1 drives described lower cutting arm 8 and rotates, described lower cutting arm 8 drives described upper cutting arm 7 and rotates, carry out reaming, after reaming is finished, lift middle key axle axle sleeve, it is mobile to the bottom (starting point) of short groove from the elongated end of short groove that middle key axle axle sleeve drives key; Key axle axle sleeve slips into the short groove of key from middle key axle axle sleeve in the elongated slot in the rotation; Key axle axle sleeve in the promotion; Middle key axle axle sleeve drives key, and the elongated end to elongated slot moves from the bottom of elongated slot; Make cutting arm 7 and lower cutting arm 8 point-blank, also can be called cutting arm 7 and lower cutting arm 8 is in retracted state, take out reamer and stop operation or continue downward boring.
It is to be noted, in some specific embodiments, a upper cutting arm 7 and a lower cutting arm 8 support the use and consist of one group of cutting arm group, and whole reamer can have a plurality of cutting arm groups, a plurality of cutting arm groups distribute along the even circumferential perpendicular to described interior key lever 1, can reach so stressed even.
It is to be noted, in some specific embodiments, a middle key axle axle sleeve groove and an interior key lever groove support the use and consist of second coupling assembling, and whole reamer can have a plurality of the second coupling assemblings, a plurality of the second coupling assemblings distribute along the even circumferential perpendicular to described interior key lever 1, can reach so stressed even.
By the invention provides a kind of reamer and mounting method thereof and method of operating, can reach following beneficial effect:
Reamer provided by the invention comprises interior key lever, middle key axle axle sleeve, more than one upper cutting arm, more than one lower cutting arm, wherein, described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation; Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve; The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, so that described interior key lever drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever; The A end of described middle key axle axle sleeve is fixedly connected with by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end.Interior key lever can axially reciprocatingly move along interior key lever in middle key axle axle sleeve, and interior key lever is connected with lower cutting arm, middle key axle axle sleeve is connected with upper cutting arm, again because upper cutting arm is connected with lower cutting arm, both can relatively rotate, therefore, interior key lever can make in the time of reciprocating in middle key axle axle sleeve between middle key axle axle sleeve A end and the interior key lever a end and produce range difference, this range difference can drive cutting arm, lower cutting arm rotates, variable angle between upper cutting arm and the lower cutting arm, thereby upper cutting arm can occur with lower cutting arm point-blank, or with lower cutting arm situation in a certain angle, both are point-blank during the range difference enlarged meeting, can down hole this moment, and range difference shortens both when in a certain angle, can carry out reaming, can control flexibly the folding of cutting arm and lower cutting arm, namely adjust the angle between upper cutting arm and the lower cutting arm.Can above cutting arm after reaming finishes and lower cutting arm return on the straight line, continue boring downwards, if need repeatedly reaming, can repeatedly continue to use above-mentioned operation, so can say that this reamer need not repeatedly to promote, changes drilling rod reamer is installed, thereby saved the labour, shortened the needed necessary time of reaming type anchor bolt construction.
Various embodiment provided by the invention can be as required in any way mutually combination, the technical scheme that obtains by this combination, also within the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also comprises these changes and modification interior.
Claims (10)
1. a reamer is characterized in that, comprises interior key lever, middle key axle axle sleeve, more than one upper cutting arm, more than one lower cutting arm, wherein,
Described upper cutting arm equates with the number of described lower cutting arm, and support the use, a described upper cutting arm links to each other by the first coupling assembling with a described lower cutting arm, relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done, the axis of described interior key lever is crossed on the plane at place during rotation;
Described interior key lever is in the described middle key axle axle sleeve and its a end is in outside the described middle key axle axle sleeve, described interior key lever is connected with described middle key axle axle sleeve by the second coupling assembling, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
The a end of described interior key lever is fixedly connected with by the 3rd coupling assembling with described lower cutting arm, so that described interior key lever drives described lower cutting arm at the rotation with in surface perpendicular to described interior key lever; The A end of described middle key axle axle sleeve is connected by the 4th coupling assembling with described upper cutting arm; Described a end is positioned at the same side with described A end.
2. reamer as claimed in claim 1 is characterized in that,
Further comprise overcoat, described upper overcoat is placed in the outside of described middle key axle axle sleeve and is fixedly connected with described middle key axle axle sleeve; And/or,
Further comprise lower overcoat, described lower overcoat is placed in the A end of described middle key axle axle sleeve, comes off to stop described the 4th coupling assembling; And/or,
Further comprise the cutting arm cover, it is placed in the outside of described upper cutting arm; And/or,
Further comprise lower cutting arm cover, it is placed in the outside of described lower cutting arm.
3. reamer as claimed in claim 1 is characterized in that,
Described the first coupling assembling comprises: the first through hole, the second through hole and the first connecting axle, described the first through hole is located at an end of described upper cutting arm, and described the second through hole is located at an end of described lower cutting arm, and described the first connecting axle passes described the first through hole and described the second through hole; And/or,
Described the 3rd coupling assembling comprises: end socket, fourth hole and the 3rd connecting axle; Described end socket is fixedly connected with described a end, and the third through-hole that described end socket is provided with, described fourth hole are opened in described lower cutting arm, and described the 3rd connecting axle passes described third through-hole and described fourth hole;
The number of described third through-hole, described fourth hole is equal to the number of described lower cutting arm;
And/or,
Described the 4th coupling assembling comprises: quadruplet ring, the 6th through hole and the 4th connecting axle, described quadruplet is located on the described middle key axle axle sleeve of described A end, described quadruplet is equipped with fifth hole, described the 6th through hole is located at described upper cutting arm, extend perpendicular to the axial direction of described interior key lever on described the 6th through hole edge, and the 4th connecting axle that passes described fifth hole and described the 6th through hole.
4. reamer as claimed in claim 1 is characterized in that,
Perpendicular to the axle of described interior key lever and take the axle of described interior key lever on the circumference of circle core shaft, all described upper cutting arms evenly distribute.
5. such as each described reamer of claim 1-4, it is characterized in that,
Described the second coupling assembling comprises: middle key axle axle sleeve groove, interior key lever groove; More than one described middle key axle axle sleeve groove is located at described middle key axle axle sleeve, and described interior key lever groove is opened on the interior key lever and with described middle key axle axle sleeve groove number and equates that described middle key axle axle sleeve groove penetrates the jacket wall of described middle key axle axle sleeve;
Be parallel on the axial direction of described interior key lever, the length of described middle key axle axle sleeve groove is greater than the length of described interior key lever groove;
Described the second coupling assembling also comprises: key; Described key passes described middle key axle axle sleeve groove and is stuck in the described interior key lever groove, and described key drives described interior key lever motion;
All described middle key axle axle sleeve grooves evenly distribute on perpendicular to the circumference of described middle key axle axle sleeve.
6. reamer as claimed in claim 5, it is characterized in that, described middle key axle axle sleeve groove comprises elongated slot and the short groove that is interconnected, described elongated slot and described short groove all extend to described a end along being parallel to the axial direction of described interior key lever, described key slips into the inside of described short groove from the inside of described elongated slot, perhaps slip into the inside of described elongated slot from the inside of described short groove.
7. the mounting method such as each described reamer of claim 1-6 is characterized in that, comprising:
A. penetrating and make a of described interior key lever to hold interior key lever from middle key axle axle sleeve A end is in described middle key axle axle sleeve outside and is in the same side with described A end, by the second coupling assembling described interior key lever is connected with described middle key axle axle sleeve, so that described interior key lever axially reciprocatingly moves along interior key lever in described middle key axle axle sleeve;
B. be fixedly connected with described lower cutting arm by a end of the 3rd coupling assembling with described interior key lever;
C. be connected with described upper cutting arm by the A end of the 4th coupling assembling with described middle key axle axle sleeve;
D. by the first coupling assembling with described upper cutting arm be connected lower cutting arm and connect relatively rotate so that the described upper cutting arm that links to each other and described lower cutting arm are done.
8. the mounting method of reamer as claimed in claim 7 is characterized in that,
After the A step, described mounting method further comprises: put overcoat in the outside of described middle key axle axle sleeve and be fixedly connected with described middle key axle axle sleeve, to limit the position of described the second coupling assembling; And/or,
After the C step, described mounting method further comprises: the A that lower overcoat is placed in described middle key axle axle sleeve holds, and comes off from described middle key axle axle sleeve to stop described the 4th coupling assembling;
And/or,
Described described interior key lever being connected with described middle key axle axle sleeve by the second coupling assembling comprises: key is passed described middle key axle axle sleeve groove and be stuck in the interior key lever groove.
9. the method for operating such as each described reamer of claim 1-6 is characterized in that, comprising:
Lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm, and described reamer is holed downwards;
Treat the degree of depth that described reamer arrives needs reaming, key axle axle sleeve in the pushing, utilize the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, distance in shortening between key lever a end and the middle key axle axle sleeve A end, so that the angle between described upper cutting arm and the connected described lower cutting arm is greater than 0 ° and less than 180 °, described angle is to described interior key lever opening;
Rotate described middle key axle axle sleeve, described the second coupling assembling rotates with described middle key axle axle sleeve, and the rotation of described the second coupling assembling drives described interior key lever and rotates, and described interior key lever drives described lower cutting arm and rotates, described lower cutting arm drives described upper cutting arm and rotates, and carries out reaming;
After reaming finishes, lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance in enlarging between key lever a end and the middle key axle axle sleeve A end is in a straight line cutting arm and connected described lower cutting arm.
10. the method for operating of reamer as claimed in claim 9 is characterized in that,
Describedly lift middle key axle axle sleeve, utilize the second connector to make described middle key axle axle sleeve and interior key lever generation relative displacement, the distance between key lever a end is held with middle key axle axle sleeve A in enlarging comprises: lift described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of short groove from the elongated end of described short groove; Rotating described middle key axle axle sleeve slips into the described short groove of key from described middle key axle axle sleeve groove in the described elongated slot; Push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described elongated slot moves from the bottom of described elongated slot;
And/or,
Key axle axle sleeve in the described pushing utilizes the second connector to make described middle key axle axle sleeve and described interior key lever generation relative displacement, and the distance in shortening between key lever a end and the middle key axle axle sleeve A end comprises: push described middle key axle axle sleeve; Described middle key axle axle sleeve drives key and moves to the bottom of described elongated slot from the elongated end of described elongated slot; Rotating described middle key axle axle sleeve slips into the described elongated slot of key from described middle key axle axle sleeve groove in the described short groove; Promote described middle key axle axle sleeve; Described middle key axle axle sleeve drives key, and the elongated end to described short groove moves from the bottom of described short groove.
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| CN201210570627.1A CN103015901B (en) | 2012-12-25 | 2012-12-25 | Reamer and mounting method thereof and method of operating |
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| CN201210570627.1A CN103015901B (en) | 2012-12-25 | 2012-12-25 | Reamer and mounting method thereof and method of operating |
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