CN202151848U - Steering tool - Google Patents
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- CN202151848U CN202151848U CN2011202340480U CN201120234048U CN202151848U CN 202151848 U CN202151848 U CN 202151848U CN 2011202340480 U CN2011202340480 U CN 2011202340480U CN 201120234048 U CN201120234048 U CN 201120234048U CN 202151848 U CN202151848 U CN 202151848U
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Abstract
The utility model provides a steering tool which comprises a main body, a driving component, a driven component and a corner transmission mechanism, wherein the main body is provided with an accommodating space; the driving component is arranged on the main body in a rotatable manner, and a first driving part and a second driving part of the driving component are arranged in the accommodating space; the driven component is arranged on the main body in a rotatable manner, and a first driven part and a second driven part of the driven component are arranged in the accommodating space; and the corner transmission mechanism is arranged in the accommodating space between the driving component and the driven component, an input transmission part driven by the first driving part and an output transmission part for driving the first driven part are defined by the corner transmission mechanism, the cross section of one of the input transmission part and the first driving part is a noncircular hole, the cross section of the other one of the input transmission part and the first driving part is a noncircular surrounding surface, the cross section of one of the output transmission part and the first driven part is a noncircular hole, and the cross section of the other one of the output transmission part and the first driven part is a noncircular surrounding surface.
Description
Technical field
The utility model relates to a kind of tool-joint, particularly relates to a kind of steerable tool.
Background technology
As shown in Figure 1; Be existing a kind of tool-joint; Comprising drive rod 2 that a shell 1, one can be arranged at this shell 1 rotationally, one can be arranged in this shell 1 and first bevel gear 3 that is connected with this drive rod 2 rotationally; And one can be arranged at rotationally in this shell 1 and with second bevel gear 4 of these first bevel gear, 3 engagements; This second bevel gear 4 has a sleeve joint hole 401, and whereby, the user is that a driven tool capable of using (for example open-end wrench, box spanner) is rotated this drive rod 2; Remove workpiece of turn (for example bolt) to order about tool heads (for example sleeve, screwdriver head) that is socketed on this sleeve joint hole 401 of these second bevel gear, 4 drives; Yet this kind tool-joint is to utilize the gear teeth of this first bevel gear 3, second bevel gear 4 with tooth the mode of tooth to be transmitted torsion when transmission, and the problem of damage is collapsed in the gear teeth regular meeting of this first bevel gear 3, second bevel gear 4 because of improper use.
As shown in Figure 2, for existing another kind of tool-joint (the novel patent of TaiWan, China M342921 number), comprise one first body of rod 5; And second body of rod 6 that is connected with this first body of rod 5, this first body of rod 5 has a drive rod section 501, and a polygon tank 502; This second body of rod 6 has a polygon bulb 601 that is connected with this polygon tank 502, and a sleeve joint hole 602, whereby; User's above-mentioned driven tool also capable of using is rotated this drive rod section 501, and drive the above-mentioned tool heads that is socketed on this sleeve joint hole 602 and remove the above-mentioned workpiece of turn to order about second body of rod 6, though; This kind tool-joint can linearly use under state and the inclined two states at this first and second body of rod 5,6, yet, owing to be subject to the angle limits of this polygon bulb 601 and these polygon tank 502 inlay cards; The maximum functional angle of this second body of rod 6 between from the linear state to the heeling condition has only 45 ° at most, and is not suitable for the bending operating angle and surpasses 45 ° workplace, in addition; Because this first body of rod 5, second body of rod, 6 meeting relative swing; Therefore, when this kind tool-joint was operated at specific angle of inclination, the user will note keeping application of force angle very much; Otherwise can operate the problem that has some setbacks, or this second body of rod 6 is forbidden and the problem of slippage with the workpiece contraposition.
Summary of the invention
The purpose of the utility model is to provide a kind of not fragile and big steerable tool of bending operating angle.
The utility model steerable tool comprises a body, an actuator, a driven member, and a rotary driving mechanism.This body has the accommodation space of a perforation.This actuator extends axially along one first, and this actuator can be arranged at this body rotationally, and has first drive division that is positioned at this accommodation space, and second drive division along this first axial opposed in this first drive division.This driven member first axially crossing second extends axially with this along one; This first axial, angle that is not less than 90 ° of this second axial clamp; This driven member can be arranged at this body rotationally; And have first follower that is positioned at this accommodation space, reach second follower along this second axial opposed in this first follower.This rotary driving mechanism is arranged in this accommodation space; And between this actuator and this driven member; This rotary driving mechanism defines one by the input driving section of this first drive section drives; And an output driving section that drives this first follower, this input driving section and this first drive division one be that cross section is non-circular hole wherein, another person of this input driving section and this first drive division is that cross section is the non-circular face that centers on; This output driving section and this first follower one be that cross section is non-circular hole wherein, it is non-circular around face that another person of this output driving section and this first follower is that cross section is.
The utility model steerable tool; This first drive division is that cross section is non-circular hole; This first follower is that cross section is non-circular hole; This rotary driving mechanism has one can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, reaches two and is arranged at the double end ball journal that reaches between this sleeve and this first drive division between this sleeve and this first follower respectively, and this sleeve has a cross section and is non-circular driving hole; Said double end ball journal has first bulb that is connected with this sleeve respectively; And wherein second bulb of one that is connected in this first drive division and this first follower, this first bulb has a cross section and is first transmission non-circular and that be connected with this driving hole around face, and this second bulb has a cross section and is non-circular second transmission around face; Second transmission of second bulb of one of them double end ball journal is connected with this first drive division around face; And being defined as this input driving section, second transmission of second bulb of another double end ball journal is connected with this first follower around face, and is defined as this output driving section.
The utility model steerable tool; This steerable tool also comprises one first needle bearing, second needle bearing, and one the 3rd needle bearing, and this first needle bearing is arranged between this actuator and this body; And be adjacent to this first drive division; This second needle bearing is arranged between this driven member and this body, and is adjacent to this first follower, and the 3rd needle bearing is arranged between this sleeve and this body.
The utility model steerable tool; This first drive division is that cross section is the non-circular face that centers on; This first follower is that cross section is the non-circular face that centers on; This rotary driving mechanism has two can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, and a double end ball journal that is arranged between the said sleeve, and said sleeve has a cross section respectively and is non-circular driving hole; This double end ball journal has first bulb that is connected with one of them sleeve; And second bulb that is connected with another sleeve, this first bulb has a cross section and is first transmission non-circular and that be connected with the driving hole of one of them sleeve around face, and this second bulb has a cross section and is second transmission non-circular and that be connected with the driving hole of another sleeve around face; The driving hole of one of them sleeve is connected with this first drive division; And being defined as this input driving section, the driving hole of another sleeve is connected with this first follower, and is defined as this output driving section.
The utility model steerable tool; This first drive division is that cross section is the non-circular face that centers on, and this first follower is that cross section is non-circular hole, and this rotary driving mechanism has several can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally; Said single head ball journal has a bulb respectively; And one be non-circular driving hole in contrast to this bulb and cross section, and each bulb has a cross section and is non-circular transmission around face, and the transmission of adjacent single head ball journal overlaps around face and driving hole; The driving hole of the single head ball journal of contiguous this first drive division is connected with this first drive division; And being defined as this input driving section, the transmission of the single head ball journal of contiguous this first follower is connected with this first follower around face, and is defined as this output driving section.
The utility model steerable tool; This first drive division is that cross section is non-circular hole, and this first follower is that cross section is the non-circular face that centers on, and this rotary driving mechanism has several can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally; Said single head ball journal has a bulb respectively; And one be non-circular driving hole in contrast to this bulb and cross section, and each bulb has a cross section and is non-circular transmission around face, and the transmission of adjacent single head ball journal overlaps around face and driving hole; The transmission of the single head ball journal of contiguous this first drive division is connected with this first drive division around face; And being defined as this input driving section, the driving hole of the single head ball journal of contiguous this first follower is connected with this first follower, and is defined as this output driving section.
The utility model steerable tool; This first drive division is that cross section is the non-circular face that centers on; This first follower is that cross section is the non-circular face that centers on, and this rotary driving mechanism has one can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, and two are arranged at the single head ball journal that reaches between this sleeve and this first drive division between this sleeve and this first follower respectively; This sleeve has a cross section and is non-circular driving hole; Said single head ball journal has a bulb respectively, reaches a cross section and is non-circular driving hole, and each bulb has a cross section and is transmission non-circular and that be connected with the driving hole of this sleeve around face; The driving hole of one of them single head ball journal is connected with this first drive division; And being defined as this input driving section, the driving hole of another single head ball journal is connected with this first follower, and is defined as this output driving section.
The utility model steerable tool; This first drive division is that cross section is non-circular hole, and this first follower is that cross section is non-circular hole, and this rotary driving mechanism has two can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally; And double end ball journal that is arranged between the said single head ball journal; Said single head ball journal has a bulb respectively, reaches a cross section and is non-circular driving hole, and each bulb has a cross section and is non-circular transmission around face; This double end ball journal has first bulb that is connected with one of them single head ball journal; And second bulb that is connected with another single head ball journal, this first bulb has a cross section and is first transmission non-circular and that be connected with the driving hole of one of them single head ball journal around face, and this second bulb has a cross section and is second transmission non-circular and that be connected with the driving hole of another single head ball journal around face; The transmission of one of them single head ball journal is connected with this first drive division around face; And being defined as this input driving section, the transmission of another single head ball journal is connected with this first follower around face, and is defined as this output driving section.
The utility model steerable tool; When this first drive division and this input driving section one is that cross section is when being non-circular hole wherein; This actuator and this rotary driving mechanism wherein one define several wall surface of the hole around the perimembranous of portalling; To be that cross section is non-circular during around face as another person of this first drive division and this input driving section; Another person of this actuator and this rotary driving mechanism defines several and centers on the face around face, said wall surface of the hole and said face wherein one be convex-shaped, another person of said wall surface of the hole and said face is plane.
The utility model steerable tool; When this first follower and this output driving section one is that cross section is when being non-circular hole wherein; This driven member and this rotary driving mechanism wherein one define several wall surface of the hole around the perimembranous of portalling; To be that cross section is non-circular during around face as another person of this first follower and this output driving section; Another person of this driven member and this rotary driving mechanism defines several and centers on the face around face, said wall surface of the hole and said face wherein one be convex-shaped, another person of said wall surface of the hole and said face is plane.
The beneficial effect of the utility model is: utilize this rotary driving mechanism let this this driven member of actuator transmission; To transmit torsion through face and being connected of face; The problem that is difficult for being damaged; And the angle between this actuator and the driven member surpasses 45 ° workplace greater than 45 ° applicable to the bending operating angle.
Description of drawings
Fig. 1 is the cross-sectional schematic of existing a kind of tool-joint;
Fig. 2 is the partial schematic sectional view of existing another kind of tool-joint;
Fig. 3 is the combination cross-sectional schematic of steerable tool one first preferred embodiment of the utility model;
Fig. 4 is the cross-sectional schematic of IV-IV face line among Fig. 3;
Fig. 5 is the cross-sectional schematic of V-V face line among Fig. 3;
Fig. 6 is the three-dimensional appearance sketch map of a double end ball journal of a rotary driving mechanism of this first preferred embodiment;
Fig. 7 is the cross-sectional schematic of VII-VII face line among Fig. 3;
Fig. 8 one is similar to Fig. 4,5,7 view, and the another kind of anti-design of interfering is described;
Fig. 9 is the combination cross-sectional schematic of steerable tool one second preferred embodiment of the utility model;
Figure 10 is the combination cross-sectional schematic of steerable tool 1 the 3rd preferred embodiment of the utility model;
Figure 11 is the combination cross-sectional schematic of steerable tool 1 the 4th preferred embodiment of the utility model;
Figure 12 is the combination cross-sectional schematic of steerable tool 1 the 5th preferred embodiment of the utility model;
Figure 13 is the three-dimensional appearance sketch map of a single head ball journal of a rotary driving mechanism of the 5th preferred embodiment;
Figure 14 is the combination cross-sectional schematic of steerable tool 1 the 6th preferred embodiment of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated:
About the aforementioned of the utility model and other technology contents, characteristics and effect, in the following detailed description that cooperates with reference to six graphic preferred embodiments, can be clear.
Before proposing detailed description, be noted that in following explanation, similar elements is represented with identical numbering.
Consult Fig. 3; First preferred embodiment for the utility model steerable tool; This steerable tool comprises: body 10, handle 20, compression spring 30, actuator 40, driven member 50, rotary driving mechanism 60, one first needle bearing 91, second needle bearing 92, and one the 3rd needle bearing 93.
This body 10 has the accommodation space 11 of a perforation, and several bolt teeth 12 that are provided with at interval around one first axial I equal angles.
This handle 20 is socketed on this body 10, and has several crozes 21 corresponding to said bolt tooth 12.
This compression spring 30 is connected between this body 10 and this handle 20 along this first axial I.It is understandable that the user is when this handle 20 of operation, the restriction in visual external operation space is drawn back this handle 20 to the said bolt tooth 12 of said croze 21 disengagements earlier; Then, this handle 20 is turned to the angle position of handled easily with respect to this body 10; At last, this handle 20 is decontroled again, and by this compression spring 30 this handle 20 is pushed back to said croze 21 and said bolt tooth 12 mutual inlay card location, so, the user can grip this handle 20 in the angle position of handled easily.
Like Fig. 3, shown in 4; This actuator 40 extends along this first axial I; This actuator 40 can be arranged at this body 10 rotationally; And have one and be positioned at first section 41, one of this accommodation space 11 and be formed at this first section 41 and be positioned at first drive division 43 of this accommodation space 11 from this first section 41 extend outwardly out second section 42, one, and one is formed at this second section 42 and second drive division 44 along this first axial I in contrast to this first drive division 43.
In the present embodiment; This first drive division 43 is that cross section is non-circular hole; First section 41 of this actuator 40 defines the wall surface of the hole 411 that several center on these first drive division, 43 perimembranous, and a diapire face 412 that defines these first drive division, 43 bottoms, and this diapire face 412 is the indent arcuation; This second drive division 44 is that cross section is the non-circular face that centers on.
Like Fig. 3, shown in 5; This driven member 50 extends along second an axial II who intersects with this first axial I; This first axial I, the second axial II folder one are not less than 90 ° angle theta; This driven member 50 can be arranged at this body 10 rotationally; And have one and be positioned at first section 51, one of this accommodation space 11 and be formed at this first section 51 and be positioned at first follower 53 of this accommodation space 11 from this first section 51 extend outwardly out second section 52, one, and one is formed at this second section 52 and second follower 54 along this second axial II in contrast to this first follower 53.In the present embodiment, this angle theta is 104 °.
In the present embodiment; This first follower 53 is that cross section is non-circular hole; First section 51 of this driven member 50 defines the wall surface of the hole 511 that several center on these first follower, 53 perimembranous, and a diapire face 512 that defines these first follower, 53 bottoms, and this diapire face 512 is the indent arcuation; This second follower 54 is that cross section is non-circular hole.
Like Fig. 3,6, shown in 7; This rotary driving mechanism 60 is arranged in this accommodation space 11; And between this actuator 40 and this driven member 50; This rotary driving mechanism 60 defines an input driving section that is driven by this first drive division 43, and an output driving section that drives this first follower 53.
In the present embodiment; This rotary driving mechanism 60 has one can be arranged at this body 10 and the sleeve 70 between this first drive division 43 and this first follower 53 rotationally, and two are arranged at the double end ball journal 80 that reaches between this sleeve 70 and this first drive division 43 between this sleeve 70 and this first follower 53 respectively.
This sleeve 70 has several and centers on the wall surface of the hole 71 that a cross section is non-circular driving hole 72.
Said double end ball journal 80 has first bulb 81 that is connected with this sleeve 70 respectively, and one is connected in wherein one second bulb 82 of this first drive division 43 with this first follower 53.
This first bulb 81 has a cross section and is first transmission non-circular and that be connected with this driving hole 72 around face 811, and the convex globoidal 812 towards this sleeve 70.In the present embodiment, this first bulb 81 defines several and centers on this first transmission around the face 813 of face 811.
This second bulb 82 has a cross section and is non-circular second transmission around face 821, and wherein one the convex globoidal 822 towards this first drive division 43 and this first follower 53.In the present embodiment, this second bulb 82 defines several and centers on this second transmission around the face 823 of face 821.
In the present embodiment; Second transmission of second bulb 82 of one of them double end ball journal 80 is connected with this first drive division 43 around face 821; And be defined as this input driving section; Second transmission of second bulb 82 of another double end ball journal 80 is connected with this first follower 53 around face 821, and is defined as this output driving section.
Like Fig. 3, shown in 4, the face 823 of this second bulb 82 is plane, and the wall surface of the hole 411 that this actuator 40 centers on these first drive division, 43 perimembranous is convex-shaped; Simultaneously, this convex globoidal 822 is external convex arc shape, and 412 in this diapire face is the indent arcuation; So; In the process of transmission, this first drive division 43 can be put by mutual pivot around face 821 with second transmission of this second bulb 82, and can not interfere with each other.
Like Fig. 3, shown in 5, in like manner, the face 823 of this second bulb 82 is plane; The wall surface of the hole 511 that this driven member 50 centers on these first follower, 53 perimembranous is convex-shaped, and simultaneously, this convex globoidal 822 is external convex arc shape; 512 in this diapire face is the indent arcuation, so, and in the process of transmission; Second transmission of this second bulb 82 can be put by mutual pivot around face 821 and this first follower 53, and can not interfere with each other.
As shown in Figure 7, the wall surface of the hole 71 of this sleeve 70 is convex-shaped, and the face 813 of this first bulb 81 is plane; So; In the process of transmission, first transmission of this first bulb 81 can be put by mutual pivot around the face 811 and the driving hole 72 of this sleeve 70, and can not interfere with each other.
It is understandable that; Among Fig. 4,5 plane facial 823 designs with the anti-interference of convex-shaped wall surface of the hole 411,511; And the anti-interference design of plane facial 813 and convex-shaped wall surface of the hole 71 among Fig. 7; Also can be as shown in Figure 8, exchanging is the anti-interference design of convex-shaped face 823 and plane wall surface of the hole 411,511, and the anti-interference of convex-shaped facial 813 and plane wall surface of the hole 71 designs.
As shown in Figure 3; This first needle bearing 91 is arranged between this actuator 40 and this body 10; And be adjacent to this first drive division 43; This second needle bearing 92 is arranged between this driven member 50 and this body 10, and is adjacent to these first follower, 53, the three needle bearings 93 and is arranged between this sleeve 70 and this body 10.
Whereby, as shown in Figure 3, when the user utilizes a driven tool (for example open-end wrench, box spanner) when going to rotate second drive division 44 of this actuator 40, this actuator 40 can drive first double end ball journals 80 through this first drive division 43; Then, first double end ball journal 80 can drive second double end ball journal 80 through this sleeve 70; Then, second double end ball journal 80 can drive this driven member 50 through this first follower 53 and rotate, and so, this driven member 50 can drive a tool heads (for example sleeve, screwdriver head) that is socketed on this second follower 54 and remove workpiece of turn (for example bolt).
Via above explanation, can be again the advantage of the utility model be summarized as follows:
One, the utility model from this actuator 40 through these driven member 50 rotating process of these rotary driving mechanism 60 transmissions; Second transmission of this first drive division 43 and this double end ball journal 80 centers between the face 821, first transmission of this double end ball journal 80 centers between the driving hole 72 of face 811 and this sleeve 70; And second transmission of this double end ball journal 80 is around between face 821 and this first follower 53; All be to transmit torsion through face and being connected of face; Therefore, compared to prior art, the utility model is difficult for collapsing the problem of damage.
Two, actuator 40 of the utility model and the angle theta between the driven member 50 are greater than 45 °, therefore, and compared to prior art; The utility model surpasses 45 ° workplace applicable to the bending operating angle; Moreover, because this actuator 40 is to be arranged at this body 10 with this driven member 50, and come transmission through this rotary driving mechanism 60; Therefore; Compared to prior art, the user can remain on fixing application of force angle easily and remove to drive this actuator 40, and can avoid this driven member 50 slippage problem inaccurate with workpiece generation contraposition.
Consult Fig. 9, be one second preferred embodiment of the utility model, this second preferred embodiment is to be similar to this first preferred embodiment, and the difference of this second preferred embodiment and this first preferred embodiment is:
This rotary driving mechanism 60 has two can be arranged at body 10 and the sleeve 70 between this first drive division 43 and this first follower 53 rotationally, and a double end ball journal 80 that is arranged between the said sleeve 70.
Said sleeve 70 has a cross section respectively and is non-circular driving hole 72, and each sleeve 70 defines several wall surface of the hole 71 that centers on these driving hole 72 perimembranous.
This double end ball journal 80 has first bulb 81 that is connected with one of them sleeve 70, and second bulb 82 that is connected with another sleeve 70.
This first bulb 81 has a cross section and is first transmission non-circular and that be connected with the driving hole 72 of one of them sleeve 70 around face 811, and this second bulb 82 has a cross section and is second transmission non-circular and that be connected with the driving hole 72 of another sleeve 70 around face 821.
The driving hole 72 of one of them sleeve 70 is connected with this first drive division 43, and is defined as this input driving section, and the driving hole 72 of another sleeve 70 is connected with this first follower 53, and is defined as this output driving section.
So, this second preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult Figure 10, be one the 3rd preferred embodiment of the utility model, the 3rd preferred embodiment is to be similar to this first preferred embodiment, and the difference of the 3rd preferred embodiment and this first preferred embodiment is:
This rotary driving mechanism 60 has several can be arranged at body 10 and the single head ball journal 110 between this first drive division 43 and this first follower 53 rotationally.
Said single head ball journal 110 has a bulb 120 respectively, and one be non-circular driving hole 130 in contrast to this bulb 120 and cross section, and each bulb 120 has a cross section and is non-circular transmission around face 121.
Each single head ball journal 110 defines several wall surface of the hole 131 that centers on these driving hole 130 perimembranous.
Each bulb 120 defines several and centers on the face 122 of this transmission around face 121.
The transmission of adjacent single head ball journal 110 overlaps around face 121 and driving hole 130; The driving hole 130 of the single head ball journal 110 of contiguous this first drive division 43 is connected with this first drive division 43; And be defined as this input driving section; The transmission of the single head ball journal 110 of contiguous this first follower 53 is connected with this first follower 53 around face 121, and is defined as this output driving section.
So, the 3rd preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult one four preferred embodiment of Figure 11 for the utility model, the 4th preferred embodiment is to be similar to this first preferred embodiment, and the difference of the 4th preferred embodiment and this first preferred embodiment is:
This rotary driving mechanism 60 has several can be arranged at body 10 and the single head ball journal 110 between this first drive division 43 and this first follower 53 rotationally.
Said single head ball journal 110 has a bulb 120 respectively, and one be non-circular driving hole 130 in contrast to this bulb 120 and cross section, and each bulb 120 has a cross section and is non-circular transmission around face 121.
Each single head ball journal 110 defines several wall surface of the hole 131 that centers on these driving hole 130 perimembranous.
Each bulb 120 defines several and centers on the face 122 of this transmission around face 121.
The transmission of adjacent single head ball journal 110 overlaps around face 121 and driving hole 130; The transmission of the single head ball journal 110 of contiguous this first drive division 43 is connected with this first drive division 43 around face 121; And be defined as this input driving section; The driving hole 130 of the single head ball journal 110 of contiguous this first follower 53 is connected with this first follower 53, and is defined as this output driving section.
So, the 4th preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult Figure 12,13, be one the 5th preferred embodiment of the utility model, the 5th preferred embodiment is to be similar to this first preferred embodiment, and the difference of the 5th preferred embodiment and this first preferred embodiment is:
This rotary driving mechanism 60 have one can be arranged at body 10 rotationally and between this first drive division 43 and this first follower 53 sleeve 70, and two be arranged at the single head ball journal 210 that reaches between this sleeve 70 and this first drive division 43 between this sleeve 70 and this first follower 53 respectively.
This sleeve 70 has a cross section and is non-circular driving hole 72.
Said single head ball journal 210 has a bulb 220 respectively; And a cross section is non-circular driving hole 230; Each bulb 220 has a cross section and is transmission non-circular and that be connected with the driving hole 72 of this sleeve 70 around face 221, and each bulb 220 defines several and centers on the face 222 of this transmission around face 221.Each single head ball journal 210 defines several wall surface of the hole 231 that centers on these driving hole 230 perimembranous.
The driving hole 230 of one of them single head ball journal 210 is connected with this first drive division 43, and is defined as this input driving section, and the driving hole 230 of another single head ball journal 210 is connected with this first follower 53, and is defined as this output driving section.
So, the 5th preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
Consult Figure 14, be one the 6th preferred embodiment of the utility model, the 6th preferred embodiment is to be similar to this first preferred embodiment, and the difference of the 6th preferred embodiment and this first preferred embodiment is:
This rotary driving mechanism 60 has two can be arranged at body 10 and the single head ball journal 210 between this first drive division 43 and this first follower 53 rotationally, and a double end ball journal 80 that is arranged between the said single head ball journal 210.
Said single head ball journal 210 has a bulb 220 respectively, reaches a cross section and is non-circular driving hole 230, and each bulb 220 has a cross section and is non-circular transmission around face 221.
Each bulb 220 defines several and centers on the face 222 of this transmission around face 221.
This double end ball journal 80 has first bulb 81 that is connected with one of them single head ball journal 210; And second bulb 82 that is connected with another single head ball journal 210; This first bulb 81 has a cross section and is first transmission non-circular and that be connected with the driving hole 230 of one of them single head ball journal 210 around face 811, and this second bulb 82 has a cross section and is second transmission non-circular and that be connected with the driving hole 230 of another single head ball journal 210 around face 821.
The transmission of one of them single head ball journal 210 is connected with this first drive division 43 around face 221, and is defined as this input driving section, and the transmission of another single head ball journal 210 is connected with this first follower 53 around face 221, and is defined as this output driving section.
So, the 6th preferred embodiment also can reach purpose and the effect identical with above-mentioned first preferred embodiment.
In sum, the steerable tool of the utility model, not only not fragile, and applicable to the big workplace of bending operating angle, and when operation, be difficult for the slippage problem takes place, so can reach the purpose of the utility model really.
Claims (10)
1. steerable tool is characterized in that:
This steerable tool comprises:
A body has the accommodation space of a perforation;
An actuator extends axially along one first, and this actuator can be arranged at this body rotationally, and has first drive division that is positioned at this accommodation space, and second drive division along this first axial opposed in this first drive division;
A driven member; First axially crossing second extend axially with this along one; This first axial, angle that is not less than 90 ° of this second axial clamp; This driven member can be arranged at this body rotationally, and has first follower that is positioned at this accommodation space, and second follower along this second axial opposed in this first follower; And
A rotary driving mechanism; Be arranged in this accommodation space; And between this actuator and this driven member, this rotary driving mechanism defines one by the input driving section of this first drive section drives, and an output driving section that drives this first follower; This input driving section and this first drive division one be that cross section is non-circular hole wherein; It is non-circular around face that another person of this input driving section and this first drive division is that cross section is, this output driving section and this first follower one be that cross section is non-circular hole wherein, another person of this output driving section and this first follower is that cross section is the non-circular face that centers on.
2. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is non-circular hole; This first follower is that cross section is non-circular hole; This rotary driving mechanism has one can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, reaches two and is arranged at the double end ball journal that reaches between this sleeve and this first drive division between this sleeve and this first follower respectively, and this sleeve has a cross section and is non-circular driving hole; Said double end ball journal has first bulb that is connected with this sleeve respectively; And wherein second bulb of one that is connected in this first drive division and this first follower, this first bulb has a cross section and is first transmission non-circular and that be connected with this driving hole around face, and this second bulb has a cross section and is non-circular second transmission around face; Second transmission of second bulb of one of them double end ball journal is connected with this first drive division around face; And being defined as this input driving section, second transmission of second bulb of another double end ball journal is connected with this first follower around face, and is defined as this output driving section.
3. steerable tool according to claim 2; It is characterized in that: this steerable tool also comprises one first needle bearing, second needle bearing, and one the 3rd needle bearing, and this first needle bearing is arranged between this actuator and this body; And be adjacent to this first drive division; This second needle bearing is arranged between this driven member and this body, and is adjacent to this first follower, and the 3rd needle bearing is arranged between this sleeve and this body.
4. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is the non-circular face that centers on; This first follower is that cross section is the non-circular face that centers on; This rotary driving mechanism has two can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, and a double end ball journal that is arranged between the said sleeve, and said sleeve has a cross section respectively and is non-circular driving hole; This double end ball journal has first bulb that is connected with one of them sleeve; And second bulb that is connected with another sleeve, this first bulb has a cross section and is first transmission non-circular and that be connected with the driving hole of one of them sleeve around face, and this second bulb has a cross section and is second transmission non-circular and that be connected with the driving hole of another sleeve around face; The driving hole of one of them sleeve is connected with this first drive division; And being defined as this input driving section, the driving hole of another sleeve is connected with this first follower, and is defined as this output driving section.
5. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is the non-circular face that centers on; This first follower is that cross section is non-circular hole; This rotary driving mechanism has several can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally, and said single head ball journal has a bulb respectively, and one is non-circular driving hole in contrast to this bulb and cross section; Each bulb has a cross section and is non-circular transmission around face; The transmission of adjacent single head ball journal overlaps around face and driving hole, and the driving hole of the single head ball journal of contiguous this first drive division is connected with this first drive division, and is defined as this input driving section; The transmission of the single head ball journal of contiguous this first follower is connected with this first follower around face, and is defined as this output driving section.
6. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is non-circular hole; This first follower is that cross section is the non-circular face that centers on; This rotary driving mechanism has several can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally, and said single head ball journal has a bulb respectively, and one is non-circular driving hole in contrast to this bulb and cross section; Each bulb has a cross section and is non-circular transmission around face; The transmission of adjacent single head ball journal overlaps around face and driving hole, and the transmission of the single head ball journal of contiguous this first drive division is connected with this first drive division around face, and is defined as this input driving section; The driving hole of the single head ball journal of contiguous this first follower is connected with this first follower, and is defined as this output driving section.
7. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is the non-circular face that centers on; This first follower is that cross section is the non-circular face that centers on, and this rotary driving mechanism has one can be arranged at this body and the sleeve between this first drive division and this first follower rotationally, and two are arranged at the single head ball journal that reaches between this sleeve and this first drive division between this sleeve and this first follower respectively; This sleeve has a cross section and is non-circular driving hole; Said single head ball journal has a bulb respectively, reaches a cross section and is non-circular driving hole, and each bulb has a cross section and is transmission non-circular and that be connected with the driving hole of this sleeve around face; The driving hole of one of them single head ball journal is connected with this first drive division; And being defined as this input driving section, the driving hole of another single head ball journal is connected with this first follower, and is defined as this output driving section.
8. steerable tool according to claim 1; It is characterized in that: this first drive division is that cross section is non-circular hole; This first follower is that cross section is non-circular hole; This rotary driving mechanism has two can be arranged at this body and the single head ball journal between this first drive division and this first follower rotationally, and a double end ball journal that is arranged between the said single head ball journal, and said single head ball journal has a bulb respectively; And a cross section is non-circular driving hole; Each bulb has a cross section and is non-circular transmission around face, and this double end ball journal has first bulb that is connected with one of them single head ball journal, and second bulb that is connected with another single head ball journal; This first bulb has a cross section and is first transmission non-circular and that be connected with the driving hole of one of them single head ball journal around face; This second bulb has a cross section and is second transmission non-circular and that be connected with the driving hole of another single head ball journal around face, and the transmission of one of them single head ball journal is connected with this first drive division around face, and is defined as this input driving section; The transmission of another single head ball journal is connected with this first follower around face, and is defined as this output driving section.
9. steerable tool according to claim 1; It is characterized in that: when this first drive division and this input driving section one is that cross section is when being non-circular hole wherein; This actuator and this rotary driving mechanism wherein one define several wall surface of the hole around the perimembranous of portalling; To be that cross section is non-circular during around face as another person of this first drive division and this input driving section; Another person of this actuator and this rotary driving mechanism defines several and centers on the face around face, said wall surface of the hole and said face wherein one be convex-shaped, another person of said wall surface of the hole and said face is plane.
10. steerable tool according to claim 9; It is characterized in that: when this first follower and this output driving section one is that cross section is when being non-circular hole wherein; This driven member and this rotary driving mechanism wherein one define several wall surface of the hole around the perimembranous of portalling; To be that cross section is non-circular during around face as another person of this first follower and this output driving section; Another person of this driven member and this rotary driving mechanism defines several and centers on the face around face, said wall surface of the hole and said face wherein one be convex-shaped, another person of said wall surface of the hole and said face is plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202340480U CN202151848U (en) | 2011-07-05 | 2011-07-05 | Steering tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202340480U CN202151848U (en) | 2011-07-05 | 2011-07-05 | Steering tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202151848U true CN202151848U (en) | 2012-02-29 |
Family
ID=45692355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202340480U Expired - Fee Related CN202151848U (en) | 2011-07-05 | 2011-07-05 | Steering tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202151848U (en) |
-
2011
- 2011-07-05 CN CN2011202340480U patent/CN202151848U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120229 Termination date: 20140705 |
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