CN102294495B - Boring and rolling combined cutting tool - Google Patents
Boring and rolling combined cutting tool Download PDFInfo
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- CN102294495B CN102294495B CN 201110232173 CN201110232173A CN102294495B CN 102294495 B CN102294495 B CN 102294495B CN 201110232173 CN201110232173 CN 201110232173 CN 201110232173 A CN201110232173 A CN 201110232173A CN 102294495 B CN102294495 B CN 102294495B
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- retainer
- boring
- raceway
- intermediate sleeve
- rolling
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention discloses a boring and rolling combined cutting tool, which comprises a rolling part and a boring cutter part, wherein the boring cutter part comprises a core shaft, the front end of the core shaft is provided with a cutterhead body for assembling a boring cutter, and the rear end of the core shaft is provided with a circular shaft extending cylinder; the rolling part comprises a front raceway, a front retainer, a middle sleeve, a rear raceway and a rear retainer which are sequentially arranged, and the front raceway, the front retainer, the middle sleeve, the rear raceway and the rear retainer are all matched with a front outer ring of the shaft extending cylinder in a buckle mode; the middle part of the shaft extending cylinder is connected with a supporting sleeve in a screwed mode, and the front raceway, the front retainer, the middle sleeve, the rear raceway and the rear retainer are controlled to be fixed in the axial position on the front outer ring of the shaft extending cylinder by the screwed supporting sleeve; in rolling processing, a rolling tool applies certain pressure on the surface of a workpiece, and microcosmic crests and microcosmic troughs originally remained on the surface of the workpiece are rolled to be flat to reduce surface roughness; in boring and rolling combined rolling, the boring process and the rolling process are combined to make boring more stable; and the assisting time is short, and the production efficiency is high.
Description
Technical field
The present invention relates to the technical field of metal cutting tool, particularly compound tool is rolled in a kind of boring.
Background technology
The boring machine cutter of general traditional structure comprises boring cutter and knife bar, and boring cutter is installed on the knife bar, utilizes boring spindle to drive knife bar, boring cutter rotation, namely realizes the boring processing to workpiece; So traditional boring cutter only has cutting function, and do not have the secondary operations function to boring hole internal face, be not suitable for especially the exigent workpiece of hole wall.
In the prior art, the structure of compound tool such as Chinese invention patent " a kind of Novel rolling boring cutter rod " (notification number is CN201776462U) that the patent No. is CN201020179702.8 are rolled in boring; Have the perpendicular pressure source passage of horizontal through hole and knife bar upper shaft connects in the lower end of knife bar, form the hydraulic cylinder of a sealing between the piston that respectively is equipped with at the through hole two ends, the front end of piston is provided with rotary steel ball, and hydraulic power supply can enter knife bar pressure source channel hydraulic cylinder and the steel ball that can promote two piston nose pushes up respectively on the inwall that is pressed in workpiece bore from the leakproof swivel joint; Like this, steel ball can be realized the effect of the bright and clean workpiece bore inwall of roll extrusion in the rotation of the rear portion of boring bar boring cutter; In addition, so have supporting role can reduce or avoid the knife bar of boring cutter diastrophic problem to occur on the workpiece bore inwall because the steel ball of two piston nose top is pressed in.The steel ball structure that this design is surged in the backend arrangement one of boring cutter, rear portion at Boring Process is realized the secondary rolled of boring internal face is processed by steel ball, though this structure tool secondary operations operation, but just with the feeding track operation of former knife bar, it does not have the guiding function at this structural steel ball; The secondary rolled function of steel ball just is limited to the simple deburring to the boring rear surface, and can not reach the processing of concrete tolerance.
Summary of the invention
Technical problem to be solved by this invention is the present situation for prior art, provides a kind of novel structure, boring is steady, non-cutting time is short, production efficiency is high and have the finishing hole shape and compound tool is rolled in the boring of press polish surface double function.
The present invention solves the problems of the technologies described above the technical scheme that adopts: compound tool is rolled in boring, includes roll station and boring cutter part, and boring cutter partly comprises mandrel, and the mandrel front end is shaped with the cutter head of equipped boring cutter, and the rear end is shaped with circular shaft extension cylinder; Roll station includes the front raceway that is arranged in order, front retainer, intermediate sleeve, rear raceway and rear retainer, and front raceway, front retainer, intermediate sleeve, rear raceway, rear retainer all cooperate with the anterior outer ring hitch of shaft extension cylinder; Shaft extension cylinder middle part is connected with support set, and support set screws the front raceway of rear control, front retainer, intermediate sleeve, rear raceway, rear retainer axial location fixing on the anterior outer ring of shaft extension cylinder.
Adopts measure also comprises:
Above-mentioned intermediate sleeve is positioned at and all is shaped with screwed hole on the anchor ring of two ends; Wear on the front retainer ring body and be furnished with the first attachment screw, the first attachment screw with over against intermediate sleeve end ring face screwed hole spin, and closely paste between retainer and the intermediate sleeve before the control and join.
Above-mentioned front retainer outer ring face be shaped with at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf the first ball body is arranged, the first ball body consists of the support shelves of roll station front portion.
Above-mentioned intermediate sleeve outer ring face be shaped with at least six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the first guide pad, the first guide pad consists of the guiding shelves of roll station front portion.
Above-mentioned rear retainer outer ring face be shaped with at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf the second ball body is arranged, the second ball body consists of the support shelves at roll station rear portion.
Anchor ring is fitted with the distance cover behind the above-mentioned rear retainer, and this rear anchor ring apart from cover is fitted with seat cushion; Wear on the seat cushion ring body and be furnished with the second attachment screw, the second attachment screw passes distance cover, rear retainer, and with over against intermediate sleeve end ring face screwed hole spin, and closely paste between raceway and the intermediate sleeve after the control and join.
Pad is furnished with two semicircle adjusting pads between above-mentioned distance cover and the seat cushion; Be embedded with bearing holder (housing, cover) in the distance cover, and bearing holder (housing, cover) and mandrel shaft extension cylinder card are joined.
Above-mentioned bearing holder (housing, cover) stretches out in the seat cushion rear end face, and cooperates with tight conflict of ring end before the support set.
Above-mentioned support set outer ring face be shaped with six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the second guide pad, the second guide pad consists of the guiding shelves at roll station rear portion.
Compared with prior art, the present invention includes roll station and boring cutter part, boring cutter partly comprises mandrel, and the mandrel front end is shaped with the cutter head of equipped boring cutter, and the rear end is shaped with circular shaft extension cylinder; Roll station includes the front raceway that is arranged in order, front retainer, intermediate sleeve, rear raceway and rear retainer, and front raceway, front retainer, intermediate sleeve, rear raceway, rear retainer all cooperate with the anterior outer ring hitch of shaft extension cylinder; Shaft extension cylinder middle part is connected with support set, and support set screws the front raceway of rear control, front retainer, intermediate sleeve, rear raceway, rear retainer axial location fixing on the anterior outer ring of shaft extension cylinder.The invention has the advantages that: rolling and processing is that rolling tools apply certain pressure to workpiece surface, make workpiece surface produce Plastic Flow, can the original residual microcosmic crest of surface of the work and microcosmic trough roller is flat, change the rough issue situation of surface microscopic, surface roughness is reduced, simultaneously, the service behaviour of workpiece all is significantly improved such as fatigue strength, wearability and corrosion resistance; The characteristics that compound roll extrusion is rolled in boring are boring and rolling step to be combined carry out, and utilize the active force that produces in the rolling process, make boring more steady; Operation is concentrated, and non-cutting time is short, and production efficiency is high; The instrument front end is equipped with four boring cutters, and the adjusted size ring is fixed on the instrument front end step, adjusts tool diameter with lever indicator, compresses with wedge; Take off the adjusted size ring, fairlead plays support, guide effect during the instrument incision, and the magnitude of interference of roll extrusion diameter and fairlead is about 0.03mm to 0.05mm; After the composite boring roller-head all entered workpiece, roll station also played the effect on finishing hole shape and press polish surface except playing support and stable boring.
Description of drawings
Fig. 1 is the schematic three dimensional views of embodiment of the invention when equipped;
Fig. 2 is the schematic three dimensional views of joining wedge among Fig. 1 before the mandrel;
Fig. 3 is the schematic three dimensional views that front retainer is furnished with the first attachment screw among Fig. 1;
Fig. 4 is the schematic three dimensional views of intermediate sleeve among Fig. 1;
Fig. 5 is the schematic three dimensional views that the first guide pad is arranged by three-dimensional ring body among Fig. 1;
Fig. 6 is the schematic three dimensional views of rear retainer among Fig. 1;
Fig. 7 is the schematic three dimensional views that seat cushion is furnished with the second attachment screw among Fig. 1;
Fig. 8 is the schematic three dimensional views that support set is furnished with the second guide pad among Fig. 1;
Fig. 9 is the three-dimensional exploded schematic diagram of Fig. 1.
The specific embodiment
Embodiment is described in further detail the present invention below in conjunction with accompanying drawing.
To shown in Figure 9, figure grade is described as follows: mandrel 1, cutter head 1a such as Fig. 1, shaft extension cylinder 1b, front raceway 2, front retainer 3, the first attachment screw 31, intermediate sleeve 4, the first guide pads 41, rear raceway 5, rear retainer 6, support set 7, the second guide pad 71, distance cover 8, bearing holder (housing, cover) 81, seat cushion 9, the second attachment screws 91, semicircle adjusting pad 92.
The embodiment of the invention, compound tool is rolled in boring, includes roll station and boring cutter part, and boring cutter partly comprises mandrel 1, and mandrel 1 front end is shaped with the cutter head 1a of equipped boring cutter, and the rear end is shaped with circular shaft extension cylinder 1b; Roll station includes front raceway 2, front retainer 3, intermediate sleeve 4, rear raceway 5 and the rear retainer 6 that is arranged in order, and front raceway 2, front retainer 3, intermediate sleeve 4, rear raceway 5, rear retainer 6 all cooperate with the anterior outer ring hitch of shaft extension cylinder 1b; Shaft extension cylinder 1b middle part is connected with support set 7, and support set 7 screws the front raceway 2 of rear control, front retainer 3, intermediate sleeve 4, rear raceway 5, rear retainer 6 axial location fixing on the anterior outer ring of shaft extension cylinder 1b.
Front retainer 3 outer ring faces be shaped with at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf the first ball body is arranged, the first ball body consists of the support shelves of roll station front portion.
Rear retainer 6 outer ring faces be shaped with at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf the second ball body is arranged, the second ball body consists of the support shelves at roll station rear portion.
Rear retainer 6 rear anchor rings are fitted with distance cover 8, and this rear anchor ring apart from cover 8 is fitted with seat cushion 9; Wear on seat cushion 9 ring bodies and be furnished with the second attachment screw 91, the second attachment screws 91 and pass distance cover 8, rear retainer 6, and with over against intermediate sleeve 4 end ring face screwed holes spin, and after the control between raceway 5 and the intermediate sleeve 4 closely subsides join.
Pad is furnished with two semicircle adjusting pads 92 between distance cover 8 and the seat cushion 9; Be embedded with bearing holder (housing, cover) 81 in the distance cover 8, and bearing holder (housing, cover) 81 is joined with mandrel 1 shaft extension cylinder 1b card.
Bearing holder (housing, cover) 81 stretches out in seat cushion 9 rear end faces, and closely conflicts with support set 7 front ring ends and to cooperate.Support set 7 outer ring faces be shaped with six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the guiding shelves that the second guide pad 71, the second guide pads 71 consist of the roll station rear portions.
The invention has the advantages that: rolling and processing is that rolling tools apply certain pressure to workpiece surface, make workpiece surface produce Plastic Flow, can the original residual microcosmic crest of surface of the work and microcosmic trough roller is flat, change the rough issue situation of surface microscopic, surface roughness is reduced, simultaneously, the service behaviour of workpiece all is significantly improved such as fatigue strength, wearability and corrosion resistance; The characteristics that compound roll extrusion is rolled in boring are boring and rolling step to be combined carry out, and utilize the active force that produces in the rolling process, make boring more steady; Operation is concentrated, and non-cutting time is short, and production efficiency is high; The instrument front end is equipped with four boring cutters, and the adjusted size ring is fixed on the instrument front end step, adjusts tool diameter with lever indicator, compresses with wedge; Take off the adjusted size ring, fairlead plays support, guide effect during the instrument incision, and the magnitude of interference of roll extrusion diameter and fairlead is about 0.03mm to 0.05mm; After the composite boring roller-head all entered workpiece, roll station also played the effect on finishing hole shape and press polish surface except playing support and stable boring.
Most preferred embodiment of the present invention is illustrated, and various variations or the remodeling made by those of ordinary skills can not depart from the scope of the present invention.
Claims (7)
1. compound tool is rolled in boring, include roll station and boring cutter part, it is characterized in that: described boring cutter partly comprises mandrel (1), and mandrel (1) front end is shaped with the cutter head (1a) of equipped boring cutter, and the rear end is shaped with circular shaft extension cylinder (1b); Described roll station includes the front raceway (2) that is arranged in order, front retainer (3), intermediate sleeve (4), rear raceway (5) and rear retainer (6), and front raceway (2), front retainer (3), intermediate sleeve (4), rear raceway (5), rear retainer (6) all cooperate with the anterior outer ring hitch of shaft extension cylinder (1b); Described shaft extension cylinder (1b) middle part is connected with support set (7), and support set (7) screws the front raceway of rear control (2), front retainer (3), intermediate sleeve (4), rear raceway (5), rear retainer (6) axial location fixing on the anterior outer ring of shaft extension cylinder (1b); Described intermediate sleeve (4) is positioned at and all is shaped with screwed hole on the anchor ring of two ends; Wear on described front retainer (3) ring body and be furnished with the first attachment screw (31), described the first attachment screw (31) with over against intermediate sleeve (4) end ring face screwed hole spin, and before the control between retainer (3) and the intermediate sleeve (4) closely subsides join; Workpiece surface is applied the pressure of setting, make workpiece surface produce Plastic Flow, can the original residual microcosmic crest of surface of the work and microcosmic trough roller is flat; Anchor ring is fitted with distance cover (8) behind the described rear retainer (6), and this rear anchor ring apart from cover (8) is fitted with seat cushion (9); Wear on described seat cushion (9) ring body and be furnished with the second attachment screw (91), described the second attachment screw (91) passes distance cover (8), rear retainer (6), and with over against intermediate sleeve (4) end ring face screwed hole spin, and after the control between raceway (5) and the intermediate sleeve (4) closely subsides join.
2. compound tool is rolled in boring according to claim 1, it is characterized in that: described front retainer (3) outer ring face be shaped with at least six indents and etc. the ball grooves arranged of radian, equal scarf has the first ball body in the ball grooves, and the first ball body consists of the support shelves of roll station front portion.
3. compound tool is rolled in boring according to claim 2, it is characterized in that: described intermediate sleeve (4) outer ring face be shaped with at least six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the first guide pad (41), and the first guide pad (41) consists of the guiding shelves of roll station front portion.
4. compound tool is rolled in boring according to claim 3, it is characterized in that: described rear retainer (6) outer ring face be shaped with at least six indents and etc. the ball grooves arranged of radian, equal scarf has the second ball body in the ball grooves, and the second ball body consists of the support shelves at roll station rear portion.
5. compound tool is rolled in boring according to claim 4, it is characterized in that: pad is furnished with two semicircle adjusting pads (92) between described distance cover (8) and the seat cushion (9); Be embedded with bearing holder (housing, cover) (81) in the described distance cover (8), and bearing holder (housing, cover) (81) is joined with described mandrel (1) shaft extension cylinder (1b) card.
6. compound tool is rolled in boring according to claim 5, it is characterized in that: described bearing holder (housing, cover) (81) stretches out in seat cushion (9) rear end face, and closely conflicts with the front ring end of described support set (7) and to cooperate.
7. compound tool is rolled in boring according to claim 6, it is characterized in that: described support set (7) outer ring face be shaped with six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the second guide pad (71), and the second guide pad (71) consists of the guiding shelves at roll station rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110232173 CN102294495B (en) | 2011-08-15 | 2011-08-15 | Boring and rolling combined cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110232173 CN102294495B (en) | 2011-08-15 | 2011-08-15 | Boring and rolling combined cutting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102294495A CN102294495A (en) | 2011-12-28 |
| CN102294495B true CN102294495B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110232173 Active CN102294495B (en) | 2011-08-15 | 2011-08-15 | Boring and rolling combined cutting tool |
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| Country | Link |
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| CN (1) | CN102294495B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028748B (en) * | 2012-12-27 | 2015-01-07 | 宁波市精恒凯翔机械有限公司 | Integral advancing scraping and rolling compound cutter for flexibly boring, scraping and rolling |
| CN104014827A (en) * | 2014-06-13 | 2014-09-03 | 沈阳飞机工业（集团）有限公司 | Flexible and adjustable boring cutter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD140347A1 (en) * | 1978-12-12 | 1980-02-27 | Ullrich Tottewitz | TOOL FOR FINE WORKING OF HOLES |
| CN2153430Y (en) * | 1993-04-17 | 1994-01-19 | 滕鑫荣 | High-efficient precision deep hole forming compound processing device |
| CN2905282Y (en) * | 2006-06-23 | 2007-05-30 | 德州德隆(集团)机床有限责任公司 | Deep hole combined type rolling borer head |
| CN200951469Y (en) * | 2006-10-19 | 2007-09-26 | 武裕 | Boring roller head |
| CN101537509A (en) * | 2008-03-19 | 2009-09-23 | 中煤张家口煤矿机械有限责任公司 | Method and tool for machining step deep holes |
-
2011
- 2011-08-15 CN CN 201110232173 patent/CN102294495B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD140347A1 (en) * | 1978-12-12 | 1980-02-27 | Ullrich Tottewitz | TOOL FOR FINE WORKING OF HOLES |
| CN2153430Y (en) * | 1993-04-17 | 1994-01-19 | 滕鑫荣 | High-efficient precision deep hole forming compound processing device |
| CN2905282Y (en) * | 2006-06-23 | 2007-05-30 | 德州德隆(集团)机床有限责任公司 | Deep hole combined type rolling borer head |
| CN200951469Y (en) * | 2006-10-19 | 2007-09-26 | 武裕 | Boring roller head |
| CN101537509A (en) * | 2008-03-19 | 2009-09-23 | 中煤张家口煤矿机械有限责任公司 | Method and tool for machining step deep holes |
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| Publication number | Publication date |
|---|---|
| CN102294495A (en) | 2011-12-28 |
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