CN206622637U - The accurate boring cutter of variable radius of bore - Google Patents

The accurate boring cutter of variable radius of bore Download PDF

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Publication number
CN206622637U
CN206622637U CN201720240989.2U CN201720240989U CN206622637U CN 206622637 U CN206622637 U CN 206622637U CN 201720240989 U CN201720240989 U CN 201720240989U CN 206622637 U CN206622637 U CN 206622637U
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China
Prior art keywords
slideway
tool rest
bore
variable radius
boring cutter
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CN201720240989.2U
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Chinese (zh)
Inventor
周振义
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Shanghai Rui Hao Petroleum Equipment Co Ltd
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Shanghai Rui Hao Petroleum Equipment Co Ltd
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Abstract

A kind of boring cutter is the utility model is related to, discloses a kind of accurate boring cutter of variable radius of bore.In the utility model, the accurate boring cutter of variable radius of bore includes:Cutter body, for carrying out bore hole to workpiece;Tool rest, for installing cutter body;Handle of a knife, it is connected with the head fixed mount of lathe, and for connecting tool rest, slideway is opened up in tool rest, and slideway is horizontal-extending along the axis direction perpendicular to handle of a knife, until forming slideway import on tool rest surface, cutter body is used to stretch into slideway from slideway import, also includes:Sliding block, it is slidably disposed in slideway, and is fixedly connected with cutter body;Latch assembly, connection sliding block and tool rest, for sliding block and tool rest to be locked.Compared with the existing technology, the boring cutter causes manufacturing procedure to reduce, and improves operating efficiency, reduces cost of labor, and tool life.

Description

The accurate boring cutter of variable radius of bore
Technical field
A kind of boring cutter is the utility model is related to, more particularly to a kind of accurate boring cutter of variable radius of bore.
Background technology
Needed to carry out bore hole according to the substantial amounts of workpiece of use demand, in machining, it would be desirable to which the workpiece of bore hole is fixed on On lathe, the borer in processing precise aperture is arranged on the knife rest of lathe, and the borer in processing precise aperture is had good positioning The orientation of required punching in workpieces processing, machine tool motion is opened, workpiece can operate according to setting around borer, borer Required hole is bored on workpiece.
During actual processing, according to workpiece demand difference, it is necessary to which the radius of bore hole is otherwise varied, needing boring different During aperture, inventor has found to need to pull down cutter from lathe, distance of the regulation cutter head outside handle of a knife, so as to control what is bored Pore size.In regulation, cutter head departs from handle of a knife, also needs to readjust the angle of cutter head when again fixing cutter head and handle of a knife, makes It meets workpiece bore demand, then Cutting tool installation manner is carried out into bore hole to workpiece on lathe.During due to processing different apertures, all Cutter need to be pulled down, then carry out cutter head angle regulation, manufacturing procedure is miscellaneous, loses time, and operating efficiency reduces, and also improves people Work cost.Meanwhile it is multiple handle of a knife is pulled down, assembled, be grated the junction of handle of a knife and lathe, influence the locking to cutter It is fixed, shorten cutter life.
Therefore, how manufacturing procedure is reduced, so as to improve operating efficiency, reduces cost of labor, and extend cutter and use the longevity Life is urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of accurate boring cutter of variable radius of bore so that manufacturing procedure is reduced, So as to improve operating efficiency, cost of labor, and tool life are reduced.
In order to solve the above technical problems, embodiment of the present utility model provides a kind of accurate boring of variable radius of bore Knife, comprising:
Cutter body, for carrying out bore hole to workpiece;
Tool rest, for installing the cutter body;
Handle of a knife, it is connected with the head fixed mount of lathe, and for connecting the tool rest, slideway is opened up in the tool rest, and The slideway is horizontal-extending along the axis direction perpendicular to the handle of a knife, until forming slideway import, institute on the tool rest surface Cutter body is stated to be used to stretch into the slideway from the slideway import,
The accurate boring cutter of the variable radius of bore also includes:
Sliding block, it is slidably disposed in the slideway, and is fixedly connected with the cutter body;Latch assembly, connection The sliding block and the tool rest, for the sliding block and the tool rest to be locked.
In terms of existing technologies, due to being provided with slideway on tool rest, cutter body can for the utility model embodiment Slided along slideway, by the way that cutter body is moved horizontally in slideway, to adjust the position relationship of cutter body and handle of a knife, so as to Bore the hole of different pore size.It is different according to aperture demand by the design of present embodiment, when adjusting cutter body, it will lock Component unclamps directly slides to appropriate location by cutter body, then latch assembly is locked so that the length adjustment of cutter body exists It can be operated on head, without handle of a knife is pulled down from head, so as to eliminate the dismounting step of handle of a knife, improve work While part processing efficiency, due also to reduce handle of a knife assembles number from the dismounting on lathe, so as to prevent handle of a knife from connecting with lathe The abrasion at place is connect, extends cutting-tool's used life.
In addition, the latch assembly includes:Bolt, comprising key, positioned at the nut of the key either end;Nut, Mutually screwed with the key;Wherein, the key passes through the sliding block along the axis direction perpendicular to the handle of a knife, and described Sliding block is formed the waist-shaped hole being slidably matched with the key by the position that the key passes through, and the tool rest is perpendicular to the cunning Bearing of trend relative both sides in road open up the positioning hole for accommodating the nut and the company for being passed through by the key respectively Hole is connect, and the nut is located at for propping up the sliding block in the positioning hole, and the nut mutually screws with the key For propping up the tool rest.By latch assembly, release of the control cutter body on tool rest is slided with fixed, it is necessary to adjust knife When having body, by unscrewing latch assembly, sliding block is allowed to slide, cutter body movement.When needing to use tool sharpening, by sliding block with Tool rest is locked, and so as to which cutter body be fixed, prevents it from shaking in process.And by bolts and nuts, sliding block is allowed to slide Dynamic more convenient with locking, locking more fastens.
In addition, the tool rest includes:
Upper end, it is fixedly connected with the handle of a knife;
Bottom, it is oppositely arranged with the upper end;
Ring part, it is connected respectively with the upper end and the bottom and is used to surround the slideway;Wherein, it is described fixed Position hole and the connecting hole are opened in the ring part perpendicular to the relative both sides of the slideway bearing of trend.So as to form cunning Block sliding area, cutter body moving range is determined, realize cutter in the case where not separating lathe, adjust cutter body, it is real Existing cutter multipath bore hole.
It is preferable in addition, the sliding block towards the side of the upper end be at least partly toothed surface, and the upper end The through hole connected with the slideway is opened up in portion;The accurate boring cutter of the variable radius of bore also includes:Gear, rotatably set Put in the through hole of the upper end and be intermeshed with the toothed surface;Tumbler, coaxially fixed with the gear, and exposure It is used to drive the gear to be rotated outside the upper end.It is intermeshed by gear and toothed surface, rotary motion part, from And slided with movable slider, cutter body movement is promoted, so as to more facilitate staff to expose the length of tool rest to cutter body It is adjusted.
In addition, the profile of the tumbler is regular polygon.So as to which convenient use other instruments clamping tumbler rotates, band Moving gear operates, and then slides sliding block.
In addition, the tumbler deviates from the side groove of the tool rest, and the profile of the groove is in-line, cross Groove or polygon.So as to which convenient use other instruments insertion groove bands turn moving part rotates, and then slide sliding block.
In addition, the sliding block is partly at least toothed surface towards the side of the bottom, and opened on the bottom If the through hole connected with the slideway;The accurate boring cutter of the variable radius of bore also includes:Gear, it is spindle rotationally arranged in institute State in the through hole of bottom and be intermeshed with the toothed surface;Tumbler, coaxially fixed with the gear, and exposed to described It is used to drive the gear to be rotated outside bottom.It is intermeshed by gear and toothed surface, rotary motion part, so as to drive Sliding block slides, and promotes cutter body movement.
In addition, the handle of a knife opens up a locating slot towards one end of the tool rest upper end, there is part court the upper end The locating piece for being used for inserting in the locating slot is formed to the direction protrusion of the handle of a knife.Connect so that tool rest is stable with handle of a knife Connect, prevent that tool rest is shaken in process.
In addition, the profile of the locating piece is identical and equal in magnitude with the profile of the locating slot.So that tool rest and knife Stabilization is completely embedded between handle, relaxation is not easy, drops.
In addition, a kind of lathe, the accurate boring cutter of the variable radius of bore described in above-mentioned middle any one is included.So that machine The workpiece of bed processing different pore size, improves processing efficiency.
Brief description of the drawings
Fig. 1 is the accurate boring cutter structural representation of the variable radius of bore of the utility model first embodiment;
Fig. 2 is the latch assembly structural representation of the variable radius of bore of the utility model first embodiment;
Fig. 3 is the accurate boring cutter sliding block of variable radius of bore in the utility model second embodiment towards upper end side Structural representation with toothed surface;
Fig. 4 be the variable radius of bore of the utility model second embodiment accurate boring cutter upper end through hole middle gear with The structural representation of tumbler;
Fig. 5 is the accurate boring cutter sliding block of variable radius of bore in the utility model second embodiment towards bottom side Structural representation with toothed surface;
Fig. 6 be the variable radius of bore of the utility model second embodiment accurate boring cutter bottom through hole middle gear with The structural representation of tumbler;
Fig. 7 is the accurate boring cutter sliding block of variable radius of bore in the utility model second embodiment towards upper end and court Bottom is respectively provided with the structural representation of toothed surface.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer Each embodiment of type is explained in detail.It is however, it will be understood by those skilled in the art that each in the utility model In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But even if without these skills Art details and many variations based on following embodiment and modification, the application technical side claimed can also be realized Case.
First embodiment of the present utility model is related to a kind of accurate boring cutter of variable radius of bore.As shown in figure 1, bag Contain:For carrying out the cutter body 1, the tool rest 2 for installing cutter body 1, the head fixed mount with lathe of bore hole to workpiece The handle of a knife 3 of connection, and the handle of a knife 3 is used to connect tool rest 2.Meanwhile slideway 4 is also opened up in tool rest 2, and slideway 4 is along perpendicular to knife The axis direction of handle is horizontal-extending, until the import 41 of slideway 4 is formed on the surface of tool rest 2, and cutter body 1 is used for from slideway 4 Import 41 is stretched into slideway 4.
In addition, the accurate boring cutter of the change radius of bore of present embodiment also includes:It is slidably disposed on the inner slide of slideway 4 5 and the sliding block 4 be fixedly connected with cutter body 1.Meanwhile the accurate boring cutter of the variable radius of bore of present embodiment also includes The latch assembly 6 of connection sliding block 5 and tool rest 2, and the latch assembly 6 is used to sliding block 5 and tool rest 2 being locked.
It is seen that, during using tool sharpening, the one end of handle of a knife 3 is fixedly connected with lathe, the other end by the above It is connected with tool rest 2, cutter body 1 is connected with sliding block 5, is set along perpendicular to the direction of slideway 4 of handle of a knife 3, is needing boring difference hole During the hole of footpath, sliding block 5 is promoted along the direction of slideway 4, so as to which cutter body 1 is pushed into relevant position, using latch assembly 6 by sliding block 5 are locked on tool rest 2, prevent from shaking in the process of cutter body 1, finally open lathe, and workpiece surrounds 1 turn of cutter body It is dynamic, bore demand aperture.It is different according to aperture demand according to present embodiment, when adjusting cutter body 1, by the pine of latch assembly 6 Open and cutter body is directly slided into appropriate location, then latch assembly 6 is locked so that the length adjustment of cutter body 1 is in head On can be operated, without handle of a knife 3 is pulled down from head, so as to eliminate the dismounting step of handle of a knife 3, improve workpiece While processing efficiency, due also to reducing dismounting assembling number of the handle of a knife 3 from lathe, so as to prevent handle of a knife 3 from connecting with lathe The abrasion at place is connect, extends cutting-tool's used life.
Specifically, as depicted in figs. 1 and 2, the latch assembly 6 is mainly by bolt 61 and the spiral shell mutually screwed with bolt 61 Mother 62 is formed.Wherein, bolt 61 includes key, the nut positioned at key either end, while nut 62, is mutually revolved with key Close;Wherein, key pass through sliding block 5 along the axis direction perpendicular to handle of a knife, and the position formation that is passed through by key of sliding block 5 and key The waist-shaped hole 7 being slidably matched, and tool rest 2 opens up for accommodating nut 62 respectively perpendicular to the relative both sides of the bearing of trend of slideway 4 Positioning hole (not indicated in figure) and the connecting hole for being passed through by key (not indicated in figure)., can be by spiral shell in assembling process The key of bolt sequentially passes through the waist-shaped hole 7 of sliding block 5 and the connecting hole of tool rest 2 so that nut can be placed directly within the positioning hole of tool rest 2 It is interior and prop up sliding block 5, and nut 62 can directly with through the key of connection hole portions screw until prop up tool rest 2, so as to Being locked between sliding block 5 and tool rest 2 is realized, and then realizes the fixation to cutter body 1.Meanwhile when needing to enter sliding block 5 During line slip, staff can direct loosening nut 62, the coupling mechanism force between release slider 5 and tool rest 2, so as to realize pair The slip of sliding block 5, and because the key of now bolt 61 is still in the waist-shaped hole 7 of sliding block 5, also can be to the cunning of sliding block 5 It is dynamic to play guide effect.
In addition, it is noted that as depicted in figs. 1 and 2, the above-mentioned tool rest 2 being previously mentioned mainly by with the company of fixation of handle of a knife 3 The upper end 21 that connects, the bottom 22 being oppositely arranged with upper end 21, be connected ring part with upper end 21 and bottom 22 respectively 23, and the area defined of ring part 23 is slideway 4.Wherein, positioning hole and connecting hole be opened in ring part 23 perpendicular to The relative both sides of the bearing of trend of slideway 4.
Specifically, the sliding area of sliding block 5 is formed by ring part 23, while can be right by upper end 21 and bottom 22 Upper-lower position of the cutter body 1 in slideway is defined so that cutter body 1 can only be slided along the length direction of slideway It is dynamic, it is necessary to during the hole of boring different pore size, the sliding slider 5 in slideway 4, promote cutter body 1 to move, after determining position, pass through Bolt 61 is locked with positioning hole and connecting hole, and sliding block 5 and cutter body 1 are fixed on tool rest 2.Realize that cutter exists so as to be formed In the case of not separating lathe, cutter body 1 is adjusted, realizes cutter multipath bore hole.
Further, as shown in figure 1, handle of a knife 3 opens up a locating slot 31, upper end towards one end of the upper end 21 of tool rest 2 21 have the direction protrusion for being partially toward handle of a knife 3 to form the locating piece 211 for being used for inserting in locating slot 31.By tool rest 2 and handle of a knife 3 During installation, the locating piece 211 of upper end 21 is embedded in locating slot 31, is connected, prevents with handle of a knife 3 so that tool rest 2 is stable Tool rest 2 is shaken in process.
In addition, as shown in figure 1, the profile of locating piece 211 is identical and equal in magnitude with the profile of locating slot 31.So that It is fitted close between tool rest 2 and handle of a knife 3, connection is more stable, is not easy relaxation, drops.
Second embodiment of the present utility model is related to a kind of accurate boring cutter of variable radius of bore.Second embodiment is Further improvement to first embodiment, main distinction part are:As shown in Figure 3 and Figure 4, in the present embodiment, it is sliding Block 5 is partly at least toothed surface 51 towards the side of upper end 21, and the through hole connected with slideway 4 is opened up on upper end 21 212;The accurate boring cutter of variable radius of bore also includes:Gear 8, be spindle rotationally arranged in the through hole 212 of upper end 21 and with Toothed surface 51 is intermeshed;Tumbler 9, coaxially fixed with gear 8, and for driving gear 8 to carry out outside upper end 21 Rotate.
In addition, as shown in Figure 3 and Figure 4, tumbler 9 deviates from the side groove 91 of tool rest 2, and the profile of groove 91 is a word Shape, cross bath or polygon.For boring different pore size hole when, using screwdriver or other instruments, coordinate with groove 91, rotate rotation Turn 9, move gear 8, so as to drive the sliding block 5 with toothed surface 51 to move, cutter body 1 is moved to demand position.Together When, the profile of tumbler 9 is regular polygon, regular polygon side can be also blocked by other instruments, so that tumbler 9 is with moving teeth The rotation of wheel 8, and then make sliding block 5 drive cutter body 1 to move to demand position.
Certainly, accordingly as shown in Figure 5 and Figure 6, also can only at least be partly towards the side of bottom 22 in sliding block 5 Toothed surface 52, and the through hole 221 connected with slideway 4 is opened up on bottom 22;The accurate boring cutter of variable radius of bore also includes:Tooth Wheel 8 ', it is spindle rotationally arranged in the through hole 221 of bottom 22 and is intermeshed with toothed surface 52;Tumbler 9 ', with gear 8 ' It is coaxial fixed, and for driving gear 8 ' to be rotated outside bottom 22.Mutually nibbled by gear 8 ' and toothed surface 52 Close, rotary motion part 9 ', so as to be slided with movable slider 5, promote cutter body 1 to move.
Finally, in order that sliding block 5 can slide it is more smoothly, as shown in fig. 7, sliding block 5 towards bottom 22 side and Towards the side of upper end 21, at least part is toothed surface 52 and toothed surface 51, and be provided with what is coordinated with toothed surface 51 simultaneously Gear 8 and the gear 8 ' being engaged with toothed surface 52.
The embodiment of the utility model the 3rd is related to a kind of lathe, comprising:Include the variable boring in above-mentioned middle embodiment The accurate boring cutter of pore radius.So that the workpiece of machine tooling different pore size, improves processing efficiency.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific implementation of the present utility model Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model And scope.

Claims (10)

1. a kind of accurate boring cutter of variable radius of bore, comprising:
Cutter body, for carrying out bore hole to workpiece;
Tool rest, for installing the cutter body;
Handle of a knife, it is connected with the head fixed mount of lathe, and for connecting the tool rest, it is characterised in that:Opened up in the tool rest Slideway, and the slideway is horizontal-extending along the axis direction perpendicular to the handle of a knife, until forming slideway on the tool rest surface Import, the cutter body are used to stretch into the slideway from the slideway import, the accurate boring cutter of the variable radius of bore Also include:
Sliding block, it is slidably disposed in the slideway, and is fixedly connected with the cutter body;
Latch assembly, the sliding block and the tool rest are connected, for the sliding block and the tool rest to be locked.
2. the accurate boring cutter of variable radius of bore according to claim 1, it is characterised in that:The latch assembly includes:
Bolt, comprising key, positioned at the nut of the key either end;
Nut, mutually screwed with the key;
Wherein, the key passes through the sliding block along the axis direction perpendicular to the handle of a knife, and the sliding block is by the key The position passed through forms the waist-shaped hole being slidably matched with the key, and the tool rest is relative perpendicular to the slideway bearing of trend Both sides open up the positioning hole for accommodating the nut and the connecting hole for being passed through by the key, and the nut respectively It is used to prop up the sliding block in the positioning hole, and the nut is mutually screwed for propping up the knife with the key Seat.
3. the accurate boring cutter of variable radius of bore according to claim 2, it is characterised in that:The tool rest includes:
Upper end, it is fixedly connected with the handle of a knife;
Bottom, it is oppositely arranged with the upper end;
Ring part, it is connected respectively with the upper end and the bottom and is used to surround the slideway;
Wherein, it is relative perpendicular to the slideway bearing of trend to be opened in the ring part for the positioning hole and the connecting hole Both sides.
4. the accurate boring cutter of variable radius of bore according to claim 3, it is characterised in that:The sliding block is towards on described The side of end is partly at least toothed surface, and the through hole connected with the slideway is opened up on the upper end;
The accurate boring cutter of the variable radius of bore also includes:
Gear, it is spindle rotationally arranged in the through hole of the upper end and is intermeshed with the toothed surface;
Tumbler, coaxially fixed with the gear, and for driving the gear to be rotated outside the upper end.
5. the accurate boring cutter of variable radius of bore according to claim 4, it is characterised in that:The profile of the tumbler is Regular polygon.
6. the accurate boring cutter of variable radius of bore according to claim 4, it is characterised in that:The tumbler is away from described The side groove of tool rest, and the profile of the groove is in-line, cross bath or polygon.
7. the accurate boring cutter of variable radius of bore according to claim 3, it is characterised in that:The sliding block is towards under described The side of end is partly at least toothed surface, and the through hole connected with the slideway is opened up on the bottom;
The accurate boring cutter of the variable radius of bore also includes:
Gear, it is spindle rotationally arranged in the through hole of the bottom and is intermeshed with the toothed surface;
Tumbler, coaxially fixed with the gear, and for driving the gear to be rotated outside the bottom.
8. the accurate boring cutter of variable radius of bore according to claim 3, it is characterised in that:The handle of a knife is towards the knife One end of seat upper end opens up a locating slot, and the upper end has the direction protrusion for being partially toward the handle of a knife to form for inserting Locating piece in the locating slot.
9. the accurate boring cutter of variable radius of bore according to claim 8, it is characterised in that:The profile of the locating piece with The profile of the locating slot is identical, and equal in magnitude.
A kind of 10. lathe, it is characterised in that:Include the essence of variable radius of bore as in one of claimed in any of claims 1 to 9 Close boring cutter.
CN201720240989.2U 2017-03-13 2017-03-13 The accurate boring cutter of variable radius of bore Active CN206622637U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108393507A (en) * 2018-05-10 2018-08-14 宁波丹德瑞精密机械科技有限公司 A kind of boring cutter
CN114669769A (en) * 2022-05-26 2022-06-28 苏州卡罗伊精密刀具有限公司 PCD precision boring cutter
CN114951826A (en) * 2022-05-17 2022-08-30 荆州市江汉众力实业有限公司 Undercarriage deep hole reverse cavity machining method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108393507A (en) * 2018-05-10 2018-08-14 宁波丹德瑞精密机械科技有限公司 A kind of boring cutter
CN114951826A (en) * 2022-05-17 2022-08-30 荆州市江汉众力实业有限公司 Undercarriage deep hole reverse cavity machining method
CN114669769A (en) * 2022-05-26 2022-06-28 苏州卡罗伊精密刀具有限公司 PCD precision boring cutter

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