CN207026507U - A kind of compound tool for finishing inner hole of cylinder - Google Patents
A kind of compound tool for finishing inner hole of cylinder Download PDFInfo
- Publication number
- CN207026507U CN207026507U CN201720934328.XU CN201720934328U CN207026507U CN 207026507 U CN207026507 U CN 207026507U CN 201720934328 U CN201720934328 U CN 201720934328U CN 207026507 U CN207026507 U CN 207026507U
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- CN
- China
- Prior art keywords
- roller
- mandrel
- inner hole
- cylinder
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a kind of compound tool for finishing inner hole of cylinder, including mandrel, the bore hole portion and rolling portion that are coaxially sequentially fixed on the mandrel, the tail end of the mandrel to be provided with the connecting shaft for being connected on clamping handle, wherein：The bore hole portion includes knife rest end cap, some bore hole blades being uniformly fixed in the knife rest end cap specified location；Described rolling portion includes cylinder roller retainer, front apron, rear end cap, roller, tapered sleeve, regulation spring.The utility model is mainly used in the finishing of inner hole of cylinder, can carry out Boring simultaneously during primary feed and rolling and processing obtains preferable bore area quality, improve processing efficiency；Simultaneously can by change the outside diameter of the cutter material of bore hole blade, cutting-tool angle, bore hole surplus and roller and chamfering radius, rolling profit margin meet different pore size, different workpieces material, different finished surface demands operative scenario under internal diameter of cylinder finishing.
Description
Technical field
A kind of compound tool of finishing of internal diameter is the utility model is related to, is mainly used in the finishing of inner hole of cylinder.
Background technology
Cylinder barrel is the main body of hydraulic cylinder, and it is machinery that piston carries out straight line back and forth movement hydraulic energy transfer in inner hole of cylinder
Can, in the process, cylinder barrel will bear very big hydraulic coupling, therefore, should there is enough strength and stiffness.Piston and inner hole of cylinder
Coordinated, it is necessary to higher geometric accuracy and preferable surface quality.Inner hole of cylinder will often pass through heavy boring, right boring, the top gem of a girdle-pendant
The processes such as mill can be only achieved required technological requirement.And clamping inherently brings one to the workpiece carried out between process and process again
Fixed shaped position error and scale error, if multiple working procedure can be completed simultaneously among the process of primary feed, inherently
Reduce and reposition the size geometric accuracy that the error brought improves workpiece, while the concentration of process can greatly improve processing effect
Rate, the design of compound tool can just meet above-described requirement.The utility model concentrates Boring and rolling and processing
A kind of inner hole of cylinder finishing compound tool is designed among primary feed, wherein rolling and processing is a kind of conventional surface light
Whole processing mode, can obtain that corrosion-resistant, wear-resisting, fatigue resistance is higher and the less ideal of roughness by this processing mode
Inner surface.
Utility model content
In order to improve the machining accuracy of inner hole of cylinder and processing efficiency and obtain the higher bore area of intensity, this practicality
It is new to provide finishing of internal diameter compound tool that is a kind of compact-sized and easily implementing.
The utility model in order to realize technical scheme that above-mentioned purpose uses for：
A kind of compound tool for finishing inner hole of cylinder, including mandrel, the boring that is coaxially sequentially fixed on the mandrel
Hole portion and rolling portion, the tail end of the mandrel are provided with the connecting shaft for being connected on clamping handle, wherein：
The bore hole portion includes knife rest end cap, some hole boring cutters being uniformly fixed in the knife rest end cap specified location
Piece；
Described rolling portion includes：
Cylinder roller retainer, its front end are circumferentially evenly arranged with some roller holding tanks, the roller holding tank
Rectangle chute is additionally provided with inwall；
Front apron, one end that roller rolling retainer is provided with roller holding tank is fixedly connected on, with respect to the one of roller rolling retainer
Face is provided with rectangle chute；
Rear end cap, be fixedly connected by mounting screw with the endoporus of roller rolling retainer rear end, at the same also by internal thread with
The external screw thread of mandrel is connected；
Roller, be movably arranged in the roller holding tank, be provided with the middle part of roller tool certain taper conus portion, two
End is provided with the cylinder boss being engaged respectively with the rectangle chute of the roller rolling retainer and front apron；
Tapered sleeve, in roller rolling retainer inner chamber and it is set on the mandrel, the circular conical surface of the tapered sleeve and each roller
Circular conical surface roll it is tangent；
Spring is adjusted, is set on the mandrel in post retainer, its one end abuts against with tapered sleeve, the other end and rear end cap phase
Abut.
Further, plane bearing is additionally provided with described roller rolling retainer inner chamber, the plane bearing is positioned at regulation
Between spring and rear end cap.
Further, the tapered sleeve carries out axially position by the shaft shoulder on mandrel, and the taper of its circular conical surface is 1：20.
Further, the taper of the circular conical surface of the roller is 1:20, the circular conical surface front end is provided with rounding, and tail end is set
There is chamfering.
Further, the circular conical surface front end of the roller be provided with R1-R2 between rounding, tail end provided with 20 degree
Angle.
Further, front apron pad, described front apron are additionally provided between described front apron and roller rolling retainer
Rectangle chute is provided with pad.
Further, the knife rest end cap is attached by flat key with mandrel, and by tapered sleeve and is connected to mandrel
The clamp nut and clamp nut pad of front end carry out axially position.
Further, the bore hole blade is arranged in the specified location on knife rest end cap by blade mounting screw.
Further, the rear end of the mandrel is connected through a screw thread the fastening being provided with for locking rear end cap axial location
Nut cap.
Further, described connecting bushing is connected on the tail end of mandrel, passes through the fastening bolt through connecting shaft and mandrel
It is fixedly connected.
Compared with prior art, the beneficial effects of the utility model are：
Bore hole and rolling and processing two procedures are completed simultaneously during primary feed, greatly improves processing efficiency, is reduced
The workpiece position error that clamping is brought again；Rolling profit margin governor motion is provided with inside compound tool, this mechanism passes through tune
The radial position of roller is saved to realize the micro adjustment between rolling profit margin 0-0.1mm；By change blade cutting-tool angle,
Boring surplus etc. can meet the Boring in the case of different materials, different pore size；By change roller diameter,
Roller rounding size and rolling profit margin size etc. can obtain the inner hole of cylinder of different surfaces quality.Therefore, it is versatile
And implement easy.
Brief description of the drawings
Fig. 1 is the overall appearance schematic diagram of the utility model embodiment compound tool.
Fig. 2 is the exploded perspective view of the utility model embodiment compound tool.
Fig. 3 is the internal structure schematic diagram of the utility model embodiment compound tool.
Fig. 4 is the operating diagram that the utility model embodiment rolls profit margin governor motion.
In figure：1- knife rest end caps, 2- bore hole blades, 3- clamp nuts, 4- roller retainers, 5- rollers, 6- front aprons, 7-
Rear end cap, 8- mounting screws, 9- clamp nut lids, 10- connecting shafts, 11- fastening bolts, 12- blade mounting screws, 13- fastenings
Nut shim, 14- mandrels, 15- tapered sleeves, the flat keys of 16-, 17- regulation springs, 18- plane bearings, 19- front apron pads.
Embodiment
Purpose of utility model of the present utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings,
Embodiment can not repeat one by one herein, but therefore embodiment of the present utility model is not defined in following examples.
As shown in Figure 1 to Figure 3, it is a kind of to finish the compound tool of inner hole of cylinder, including mandrel 14, coaxially fix successively
Bore hole portion and rolling portion on the mandrel 14, the tail end of the mandrel 14 are provided with the connection for being connected on clamping handle
Axle 10, wherein：
The bore hole portion includes knife rest end cap 1, some hole boring cutters being uniformly fixed in the specified location of knife rest end cap 1
Piece 2；
Described rolling portion includes：
Cylinder roller retainer 4, its front end are circumferentially evenly arranged with some roller holding tanks, the roller holding tank
Rectangle chute is additionally provided with inwall；
Front apron 6, one end that roller rolling retainer 4 is provided with roller holding tank is fixedly connected on, with respect to roller rolling retainer 4
Simultaneously it is provided with rectangle chute；
Front apron pad 19, it is arranged between described front apron 6 and roller rolling retainer 4, described front apron pad 19
On be provided with rectangle chute；
Rear end cap 7, it is fixedly connected by mounting screw 8 with the endoporus of the rear end of roller rolling retainer 4, while also passes through internal thread
It is connected with the external screw thread of mandrel 14, pitch 2mm.
Roller 5, it is movably arranged in the roller holding tank, the middle part of roller 5 is provided with the conus portion of tool certain taper,
It is provided at both ends with the cylinder boss being engaged respectively with the rectangle chute of the roller rolling retainer 4 and front apron 6；State roller 5
The taper of circular conical surface is 1:20, the circular conical surface front end is provided with the rounding between R1-R2, and tail end is provided with 20 degree of chamfering；
Tapered sleeve 15, in the inner chamber of roller rolling retainer 4 and be set on the mandrel 14, the circular conical surface of the tapered sleeve 15 with
The circular conical surface rolling of each roller 5 is tangent, and the shaft shoulder that the tapered sleeve 15 passes through on mandrel 14 carries out axially position, the cone of its circular conical surface
Spend for 1：20；
Plane bearing 18, it is arranged in the inner chamber of roller rolling retainer 4, is simultaneously in contact with rear end cap 7；
Adjust spring 17, be set on the mandrel 14 in post retainer 4, its one end abuts against with tapered sleeve 15, the other end and
Plane bearing 18 abuts against.
Specifically, in the present embodiment, the knife rest end cap 1 is attached by flat key 16 with mandrel 14, and is passed through
Tapered sleeve 15 and the clamp nut 3 and the progress axially position of clamp nut pad 13 for being connected to the front end of mandrel 14, are keeping knife rest end
With certain anti-torsion ability while lid 1 and 14 axiality of mandrel.
Specifically, in the present embodiment, the bore hole blade 2 is arranged on knife rest end cap 1 by blade mounting screw 12
Specified location on.
Specifically, in the present embodiment, the rear end of the mandrel 14, which is connected through a screw thread, to be provided with for locking rear end cap 7
The clamp nut lid 9 of axial location, pitch 2mm.
Specifically, in the present embodiment, described connecting shaft 10 is socketed in the tail end of mandrel 14, by through connecting shaft 10
It is fixedly connected with the fastening bolt 11 of mandrel 14.
The internal thread that the rolling portion is relied primarily on the regulation spring 17 and the rear end cap 7 carries out the roller guarantor
Hold being adjusted axially for frame.
Reference explanation book accompanying drawing 4, conus portion and the tapered sleeve 15 of the roller 5 relatively move, the end face at the both ends of roller 5
The axially position for realizing roller 5 is contacted with roller rolling retainer 4 and the carry out face of front apron 6 respectively, and between roller 5 and front apron 6
Contribute to the rotation of itself of roller 5 provided with front apron pad 19, the retainer 4 on front apron 6 with being additionally provided with and the cylinder
The rectangle chute that boss is slidably matched, enables roller 5 radially to move, and realizes rolling profit margin between 0-0.1mm
Trace regulation.
Specifically, during regulation rolling profit margin, roller rolling retainer 4 is reversed, makes rear end cap 7 that axial shifting occur along mandrel 14
Dynamic, with roller rolling retainer 4 and the synchronizing moving of plane bearing 18 is driven, regulation spring 17 is compressed or stretched rear end cap 7, so that
Roller 5 is moved axially relative to tapered sleeve 15, and at the same time, the prismatic pair of external conical surface is matched somebody with somebody between roller 5 and tapered sleeve 15
Conjunction makes roller radially move；With reference to Fig. 4 as can be seen that when roller 5 moves axially upwards relative to tapered sleeve 15,
Roller 5 also radially moves the increase for realizing rolling profit margin outward；Opposite, when roller 5 is carried out downwards relative to tapered sleeve 15
During axial movement, roller 5 also radially moves the reduction for realizing rolling profit margin inward；When rolling profit margin regulation finishes,
Tighten the clamp nut lid 9 behind rear end cap 7 and axial locking positioning is carried out to roller rolling retainer 4, you can realize rolling surplus
The fixation of amount, equipment is carried out for the processing of next step.
When carrying out withdrawing after compound tool completes feeding, outer surface and the outer surface end of the conus portion of the roller 5
20 degree of chamferings being provided with are advantageous to compound tool and carry out withdrawing operation, reduce impact of the cutter to workpiece.It is straight by changing roller 5
Footpath size, roller rounding size and rolling profit margin size etc. can obtain the inner hole of cylinder of different surfaces quality, therefore, lead to
It is strong with property and implement easy.
Above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and is not
Restriction to embodiment of the present utility model.For those of ordinary skill in the field, on the basis of described above
On can also make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.
All made within spirit of the present utility model and principle all any modification, equivalent and improvement etc., should be included in this reality
Within new scope of the claims.
Claims (10)
- A kind of 1. compound tool for finishing inner hole of cylinder, it is characterised in that：Including mandrel (14), coaxially it is sequentially fixed at institute The bore hole portion and rolling portion on mandrel (14) are stated, the tail end of the mandrel (14) is provided with the connection for being connected on clamping handle Axle (10), wherein：The bore hole portion includes knife rest end cap (1), some hole boring cutters being uniformly fixed in knife rest end cap (1) specified location Piece (2)；Described rolling portion includes：Cylinder roller retainer (4), its front end are circumferentially evenly arranged with some roller holding tanks, in the roller holding tank Rectangle chute is additionally provided with wall；Front apron (6), one end that roller rolling retainer (4) is provided with roller holding tank is fixedly connected on, with respect to roller rolling retainer (4) One side be provided with rectangle chute；Rear end cap (7), it is fixedly connected by mounting screw (8) with the endoporus of roller rolling retainer (4) rear end, while also passes through interior spiral shell Line is connected with the external screw thread of mandrel (14)；Roller (5), it is movably arranged in the roller holding tank, the conus portion of tool certain taper is provided with the middle part of roller (5), It is provided at both ends with the cylinder boss being engaged respectively with the rectangle chute of the roller rolling retainer (4) and front apron (6)；Tapered sleeve (15), in roller rolling retainer (4) inner chamber and it is set on the mandrel (14), the circular cone of the tapered sleeve (15) The circular conical surface of face and each roller (5) rolls tangent；Spring (17) is adjusted, is set on the mandrel (14) in post retainer (4), its one end abuts against with tapered sleeve (15), another End abuts against with rear end cap (7).
- 2. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：Described roller rolling retainer (4) be additionally provided with plane bearing (18) in inner chamber, the plane bearing (18) positioned at regulation spring (17) and rear end cap (7) it Between.
- 3. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：The tapered sleeve (15) passes through The shaft shoulder on mandrel (14) carries out axially position, and the taper of its circular conical surface is 1：20.
- 4. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：The circle of the roller (5) The taper of the conical surface is 1:20, the circular conical surface front end is provided with rounding, and tail end is provided with chamfering.
- 5. the compound tool of finishing inner hole of cylinder according to claim 4, it is characterised in that：The circle of the roller (5) Conical surface front end is provided with the rounding between R1-R2, and tail end is provided with 20 degree of chamfering.
- 6. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：Described front apron (6) Front apron pad (19) is additionally provided between roller rolling retainer (4), rectangle cunning is provided with described front apron pad (19) Groove.
- 7. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：The knife rest end cap (1) It is attached by flat key (16) and mandrel (14), and passes through tapered sleeve (15) and the clamp nut for being connected to mandrel (14) front end (3) and clamp nut pad (13) carries out axially position.
- 8. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：The bore hole blade (2) It is arranged on by blade mounting screw (12) in the specified location on knife rest end cap (1).
- 9. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：After the mandrel (14) End is connected through a screw thread the clamp nut lid (9) being provided with for locking rear end cap (7) axial location.
- 10. the compound tool of finishing inner hole of cylinder according to claim 1, it is characterised in that：Described connecting shaft (10) tail end of mandrel (14) is socketed in, by being fixedly connected through connecting shaft (10) with the fastening bolt (11) of mandrel (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934328.XU CN207026507U (en) | 2017-07-30 | 2017-07-30 | A kind of compound tool for finishing inner hole of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934328.XU CN207026507U (en) | 2017-07-30 | 2017-07-30 | A kind of compound tool for finishing inner hole of cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207026507U true CN207026507U (en) | 2018-02-23 |
Family
ID=61463150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720934328.XU Expired - Fee Related CN207026507U (en) | 2017-07-30 | 2017-07-30 | A kind of compound tool for finishing inner hole of cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207026507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378008A (en) * | 2017-07-30 | 2017-11-24 | 华南理工大学 | A kind of compound tool for finishing inner hole of cylinder |
-
2017
- 2017-07-30 CN CN201720934328.XU patent/CN207026507U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378008A (en) * | 2017-07-30 | 2017-11-24 | 华南理工大学 | A kind of compound tool for finishing inner hole of cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 Termination date: 20190730 |