CN102294495A - Boring and rolling combined cutting tool - Google Patents
Boring and rolling combined cutting tool Download PDFInfo
- Publication number
- CN102294495A CN102294495A CN2011102321732A CN201110232173A CN102294495A CN 102294495 A CN102294495 A CN 102294495A CN 2011102321732 A CN2011102321732 A CN 2011102321732A CN 201110232173 A CN201110232173 A CN 201110232173A CN 102294495 A CN102294495 A CN 102294495A
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- retainer
- boring
- raceway
- intermediate sleeve
- rolled
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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, compound tool is rolled in particularly 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, promptly realizes the boring processing to workpiece; So traditional boring cutter only has the cutting function, and do not have secondary operations function, be not suitable for especially the exigent workpiece of hole wall to boring hole internal face.
In the prior art, the structure of compound tool such as the Chinese invention patent that the patent No. is CN201020179702.8 " a kind of novel roll extrusion function boring cutter bar " (notification number is CN201776462U) 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, between each piston that makes of through hole two ends, form the hydraulic cylinder of a sealing, the front end of piston is provided with rotary steel ball, hydraulic power supply can from the leakproof swivel joint enter knife bar pressure source passage hydraulic cylinder and the steel ball that can promote two piston nose respectively roof pressure on the inwall of workpiece bore; 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 because the steel ball roof pressure of two piston nose has supporting role can reduce or avoid the knife bar of boring cutter diastrophic problem to occur on the workpiece bore inwall.The steel ball structure that this design is surged in the backend arrangement one of boring cutter, rear portion in the 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 processing 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 at 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 dual-use function.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: 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 on the cutter head of equipped boring cutter, and the rear end is shaped on circular shaft extension cylinder; Roll station includes the preceding raceway that is arranged in order, preceding retainer, intermediate sleeve, back raceway and back retainer, and preceding raceway, preceding retainer, intermediate sleeve, back raceway, back 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 raceway before the back control, preceding retainer, intermediate sleeve, back raceway, back retainer axial location fixing on the anterior outer ring of shaft extension cylinder.
The measure of taking also comprises:
Above-mentioned intermediate sleeve is positioned at and all is shaped on screwed hole on the anchor ring of two ends; Before wear on the retainer ring body and be furnished with first attachment screw, 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 preceding retainer outer ring face be shaped at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf first ball body is arranged, first ball body constitutes the support shelves of roll station front portion.
Above-mentioned intermediate sleeve outer ring face be shaped at least six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with first guide pad, first guide pad constitutes the guiding shelves of roll station front portion.
Above-mentioned back retainer outer ring face be shaped at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf second ball body is arranged, second ball body constitutes the support shelves at roll station rear portion.
Anchor ring is fitted with the distance cover behind the above-mentioned back retainer, and this back anchor ring apart from cover is fitted with seat cushion; Wear on the seat cushion ring body and be furnished with second attachment screw, second attachment screw passes distance cover, back retainer, and with over against intermediate sleeve end ring face screwed hole spin, and closely paste between control back raceway and the intermediate sleeve 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 on six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with second guide pad, second guide pad constitutes 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 on the cutter head of equipped boring cutter, and the rear end is shaped on circular shaft extension cylinder; Roll station includes the preceding raceway that is arranged in order, preceding retainer, intermediate sleeve, back raceway and back retainer, and preceding raceway, preceding retainer, intermediate sleeve, back raceway, back 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 raceway before the back control, preceding retainer, intermediate sleeve, back raceway, back 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, making workpiece surface produce plasticity flows, can 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 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 roll extrusion process, make boring more steady; Operation is concentrated, and non-cutting time is short, the production efficiency height; The instrument front end is equipped with four boring cutters, and the size adjusting ring is fixed on the instrument front end step, adjusts tool diameter with lever indicator, compresses with wedge; Take off the size adjusting 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 compound boring head all entered workpiece, roll station also played the effect on finishing hole shape and press polish surface except that 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 preceding retainer is furnished with 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 first guide pad is arranged by three-dimensional ring body among Fig. 1;
Fig. 6 is the schematic three dimensional views of back retainer among Fig. 1;
Fig. 7 is the schematic three dimensional views that seat cushion is furnished with second attachment screw among Fig. 1;
Fig. 8 is the schematic three dimensional views that support set is furnished with second guide pad among Fig. 1;
Fig. 9 is the three-dimensional exploded schematic diagram of Fig. 1.
The specific embodiment
Embodiment describes 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 as Fig. 1, shaft extension cylinder 1b, preceding raceway 2, preceding retainer 3, first attachment screw 31, intermediate sleeve 4, the first guide pads 41, back raceway 5, back retainer 6, support set 7, 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 on the cutter head 1a of equipped boring cutter, and the rear end is shaped on circular shaft extension cylinder 1b; Roll station includes the preceding raceway 2 that is arranged in order, preceding retainer 3, intermediate sleeve 4, back raceway 5 and back retainer 6, and preceding raceway 2, preceding retainer 3, intermediate sleeve 4, back raceway 5, back 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 raceway 2 before the back control, preceding retainer 3, intermediate sleeve 4, back raceway 5, back retainer 6 axial location fixing on the anterior outer ring of shaft extension cylinder 1b.
Intermediate sleeve 4 is positioned at and all is shaped on screwed hole on the anchor ring of two ends; Before wear on retainer 3 ring bodies be furnished with first attachment screw, 31, the first attachment screws 31 with over against intermediate sleeve 4 end ring face screwed holes spin, and before the control between retainer 3 and the intermediate sleeve 4 closely subsides join.
Before retainer 3 outer ring faces be shaped at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf first ball body is arranged, first ball body constitutes the support shelves of roll station front portion.
Intermediate sleeve 4 outer ring faces be shaped at least six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the guiding shelves that first guide pad, 41, the first guide pads 41 constitute the roll station front portions.
Back retainer 6 outer ring faces be shaped at least six indents and etc. the ball grooves arranged of radian, in the ball grooves all scarf second ball body is arranged, second ball body constitutes the support shelves at roll station rear portion.
Back retainer 6 back anchor rings are fitted with distance cover 8, and this back anchor ring apart from cover 8 is fitted with seat cushion 9; Wear on seat cushion 9 ring bodies and be furnished with second attachment screw, 91, the second attachment screws 91 and pass distance cover 8, back retainer 6, and with over against intermediate sleeve 4 end ring face screwed holes spin, and between control back 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 cooperates with tight conflict of ring end before the support set 7.Support set 7 outer ring faces be shaped on six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with the guiding shelves that second guide pad, 71, the second guide pads 71 constitute the roll station rear portions.
The invention has the advantages that: rolling and processing is that rolling tools apply certain pressure to workpiece surface, making workpiece surface produce plasticity flows, can 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 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 roll extrusion process, make boring more steady; Operation is concentrated, and non-cutting time is short, the production efficiency height; The instrument front end is equipped with four boring cutters, and the size adjusting ring is fixed on the instrument front end step, adjusts tool diameter with lever indicator, compresses with wedge; Take off the size adjusting 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 compound boring head all entered workpiece, roll station also played the effect on finishing hole shape and press polish surface except that 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 (8)
1. compound tool is rolled in boring, includes 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 on the cutter head (1a) of equipped boring cutter, and the rear end is shaped on circular shaft extension cylinder (1b); Described roll station includes the preceding raceway (2) that is arranged in order, preceding retainer (3), intermediate sleeve (4), back raceway (5) and back retainer (6), and preceding raceway (2), preceding retainer (3), intermediate sleeve (4), back raceway (5), afterwards retainer (6) all cooperates 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 raceway (2) before the back control, preceding retainer (3), intermediate sleeve (4), back raceway (5), back 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 on screwed hole on the anchor ring of two ends; Wear on retainer (3) ring body before described and be furnished with first attachment screw (31), described 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 plasticity and flow, can original residual microcosmic crest of surface of the work and microcosmic trough roller is flat.
2. compound tool is rolled in boring according to claim 1, it is characterized in that: before described retainer (3) outer ring face be shaped at least six indents and etc. the ball grooves arranged of radian, equal scarf has first ball body in the ball grooves, and first ball body constitutes 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 at least six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with first guide pad (41), and first guide pad (41) constitutes the guiding shelves of roll station front portion.
4. compound tool is rolled in boring according to claim 3, it is characterized in that: retainer (6) outer ring, described back face be shaped at least six indents and etc. the ball grooves arranged of radian, equal scarf has second ball body in the ball grooves, and second ball body constitutes the support shelves at roll station rear portion.
5. compound tool is rolled in boring according to claim 4, it is characterized in that: described back retainer (6) back anchor ring is fitted with distance cover (8), and this back anchor ring apart from cover (8) is fitted with seat cushion (9); Wear on described seat cushion (9) ring body and be furnished with second attachment screw (91), described second attachment screw (91) passes distance cover (8), back retainer (6), and with over against intermediate sleeve (4) end ring face screwed hole spin, and between control back raceway (5) and the intermediate sleeve (4) closely subsides join.
6. compound tool is rolled in boring according to claim 5, 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.
7. compound tool is rolled in boring according to claim 6, 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 preceding ring end of described support set (7) and to cooperate.
8. compound tool is rolled in boring according to claim 7, it is characterized in that: described support set (7) outer ring face be shaped on six indents and etc. the gathering sill arranged of radian, gathering sill is embedded is furnished with second guide pad (71), and second guide pad (71) constitutes 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 true CN102294495A (en) | 2011-12-28 |
| CN102294495B CN102294495B (en) | 2013-04-24 |
Family
ID=45355305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110232173 Active CN102294495B (en) | 2011-08-15 | 2011-08-15 | Boring and rolling combined cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102294495B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028748A (en) * | 2012-12-27 | 2013-04-10 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028748A (en) * | 2012-12-27 | 2013-04-10 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102294495B (en) | 2013-04-24 |
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