CN104551969A - Honing clamp with floating cylinder - Google Patents
Honing clamp with floating cylinder Download PDFInfo
- Publication number
- CN104551969A CN104551969A CN201310488471.7A CN201310488471A CN104551969A CN 104551969 A CN104551969 A CN 104551969A CN 201310488471 A CN201310488471 A CN 201310488471A CN 104551969 A CN104551969 A CN 104551969A
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- CN
- China
- Prior art keywords
- floating
- cylinder
- positioning
- inner ring
- honing
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/02—Honing machines or devices; Accessories therefor designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a honing clamp with a floating cylinder and provides a honing clamp with a clamping cylinder and a function of enabling an inner hole of the cylinder to be applicable to a honing head and effectively solving the problem of ellipse of the inner hole of the cylinder due to clamping deviation. The honing clamp comprises a universal floating chuck and an elastic pressing device on a honing machine tool, wherein the universal floating chuck comprises an inner positioning floating ring and an outer floating ring, the inner wall of the outer floating ring is provided with four radial through holes uniformly and circumferentially distributed, a shaft rod is arranged in each radial through hole, two of coaxially arranged shaft rods are fixed shaft rods, and two other coaxially arranged shaft rods are floating shaft rods, the two fixed shaft rods are fixed on the honing machine tool, and first prestress springs are arranged on the fixed shaft rods and between the outer floating ring and the honing machine tool respectively. The inner ends of the floating shaft rods are fixed on the outer side of the inner positioning floating ring, and second prestress springs are arranged on the floating shaft rods and between the outer floating ring and the inner positioning floating ring respectively.
Description
Technical field
The present invention relates to a kind of fixture, be specifically related to a kind of cylinder floating honing fixture.
Background technology
What power, service life etc. along with engine required improves constantly, and as the cylinder of one of engine major part, the requirement of its machining accuracy is also more and more stricter.Crucial effect is played in the honing of cylinder inner wall in cylinder processing and manufacturing, and it directly affects the service life of cylinder and the power of engine; Thus the frock clamp of honing is also important all the more.At present, existing cylinder honing fixture is generally fixed clamp, is fixedly mounted on fixture by cylinder; Then honing (cylinder remains and maintains static in hone processing course) is carried out by honing head countercylinder endoporus.After fixed cylinder honing fixture clamping cylinder, in hone processing course, cylinder remains and maintains static, and honing head makes axially reciprocating while rotation; This makes the axiality between the cylinder bore after fixing to clamp and honing head have strict requirement; And common fixed cylinder honing fixture is difficult to ensure the axiality between the cylinder bore after fixing to clamp and honing head, easily produce clamping deflection, bias, thus cause cylinder bore ellipse or produce tapering, cause cylinder bores machining accuracy defective.
Such as, China Patent Publication No. CN201565848U, publication date on 09 01st, 2010, the name of innovation and creation is called honing clamp of thin-wall cylinder sleeve, comprise base, base is provided with cylinder jacket clamping device, cylinder jacket clamping device comprises the hydraulic cylinder be fixedly connected with base, hydraulic cylinder top is provided with the Outer Taper that inner ring has tapering, the inner cone elastomer with the interior outer ring coordinated with tapering is provided with in Outer Taper, inner cone elastomer top is provided with platen, and the piston of hydraulic cylinder is connected with platen by connecting rod.The honing clamp of thin-wall cylinder sleeve of this application case is fixed honing fixture equally, and in honing process, thin wall cylinder cover remains equally and maintains static; It has strict requirement to the axiality between the cylinder cover inner hole after fixing to clamp and honing head equally, once produce clamping deflection, bias, then cylinder cover inner hole can be caused oval or produce the problem of tapering.
Summary of the invention
The object of the invention is to be difficult to ensure the axiality between the cylinder bore after fixing to clamp and honing head to overcome cylinder honing fixture of the prior art, easy generation clamping deflection, eccentric, thus cause cylinder bore ellipse or produce tapering, cause the underproof problem of cylinder bores machining accuracy, a kind of cylinder floating honing fixture is provided, it is while clamping cylinder, cylinder bores is floated adaptation honing head, thus effectively solve because of clamping deflection, eccentric, and cause cylinder bore ellipse or produce tapering, cause the underproof problem of cylinder bores machining accuracy.
Technical scheme of the present invention is:
A kind of cylinder floating honing fixture, comprise and being arranged on plover mill machine, for the universal floating chuck of positioning cylinder and for cylinder being pressed on the elastic top pressure device on universal floating chuck, described universal floating chuck comprises positioning floating inner ring and is set in the floating outer shroud outside positioning floating inner ring, is provided with gap between positioning floating inner ring and floating outer shroud; Described floating outer shroud inwall is provided with the uniform radial direction through hole of four circumferences, is respectively equipped with axostylus axostyle in each radial direction through hole, and wherein two axostylus axostyles coaxially arranged are fixed axostyle, and other two axostylus axostyles coaxially arranged are the axostylus axostyle that floats; Two fixed axostyles are fixed on plover mill machine, and are arranged with the first prestressed spring respectively on two fixed axostyles, between floating outer shroud and plover mill machine; Two float the inners of axostylus axostyles are fixed on positioning floating inner ring lateral surface, and two float on axostylus axostyles, between floating outer shroud and positioning floating inner ring, be arranged with the second prestressed spring respectively.
This programme is positioned by the endoporus countercylinder of positioning floating inner ring, makes cylinder bores coaxial with positioning floating inner ring; Coordinate elastic top pressure device cylinder top pressure to be clamped between positioning floating inner ring and elastic top pressure device simultaneously.Because positioning floating inner ring can move up and down along floating axostylus axostyle, and swing within the scope of certain angle around floating axostylus axostyle; Simultaneously positioning floating inner ring coordinates float axostylus axostyle and floating outer shroud can also move left and right along fixed axostyle, and swings within the scope of certain angle around fixed axostyle, and thus while clamping cylinder, cylinder bores can be floated adaptation honing head; Even if the cylinder bore after fixing to clamp produces clamping deflection, bias, also deflection, the bias of cylinder bore and honing head can be eliminated by universal floating chuck, ensure coordinating in cylinder bore honing process between cylinder bore with honing head, thus effectively solve because of clamping deflection, bias, and cause cylinder bore ellipse or produce tapering, cause the underproof problem of cylinder bores machining accuracy.
As preferably, elastic top pressure device comprises the pilot hole be arranged on plover mill machine, slidably be arranged on the compression bar in pilot hole and be arranged on the press block of compression bar end, described compression bar with positioning floating inner ring coaxial or with the axis being parallel of positioning floating inner ring, also be arranged with top pressure spring on compression bar, between press block and plover mill machine, described press block is positioned at the compression bar end near universal floating chuck.This programme coordinates compression bar and press block to be clamped between positioning floating inner ring and press block by cylinder top pressure by top pressure spring, and press block can move along compression bar simultaneously, ensures that cylinder bores can be floated adaptation honing head.
As preferably, in positioning floating inner ring, towards the end face of elastic top pressure device, be provided with alignment pin or locating hole.When the circular bulge loop on cylinder end face inserts positioning floating inner ring endoporus, and cylinder end face is resisted against after on positioning floating inner ring end face, inserted in the installing hole of cylinder end face by alignment pin, or in the installing hole inserting cylinder end face by alignment pin and locating hole, prevent cylinder from rotating when honing with this.
As preferably, the inner port edge towards the positioning floating inner ring of elastic top pressure device is provided with the positioning step of depression, and the cross section of positioning step is square.When the lateral surface of the bulge loop on cylinder end face rectangular or square time, when the bulge loop on cylinder end face is inserted positioning floating inner ring endoporus, bulge loop coordinates with positioning step, prevents cylinder from rotating when honing with this.
As preferably, positioning floating inner ring lateral surface is provided with the screwed hole for connecting floating axostylus axostyle, is threaded connection between described floating axostylus axostyle and screwed hole.
The invention has the beneficial effects as follows: there is clamping cylinder simultaneously and cylinder bores is floated and adapt to the feature of honing head, thus effectively solve because of clamping deflection, bias, and cause cylinder bore ellipse or produce tapering, cause the underproof problem of cylinder bores machining accuracy.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of a kind of cylinder floating honing fixture of the present invention in actual application.
Fig. 2 is a kind of cross-sectional view at A-A place in Fig. 1.
In figure: plover mill machine 1, float outer shroud 2, positioning floating inner ring 3, radial direction through hole 4, axostylus axostyle 5a, 5b, 5c, 5d, first prestressed spring 6, elastic top pressure device 7, compression bar 71, press block 72, pilot hole 73, top pressure spring 74, the second prestressed spring 8, cylinder 9, bulge loop 91, alignment pin 10.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As shown in Figure 1 and Figure 2, a kind of cylinder floating honing fixture, comprises and being arranged on plover mill machine 1, for the universal floating chuck of positioning cylinder and for cylinder top being pressed in the elastic top pressure device 7 on universal floating chuck.Universal floating chuck comprises positioning floating inner ring 3 and is set in the floating outer shroud 2 outside positioning floating inner ring.Positioning floating inner ring and floating outer shroud are cylindrically.Gap is provided with between positioning floating inner ring 3 and floating outer shroud 2.Outer shroud 2 inwall that floats is provided with the uniform radial direction through hole 4 of four circumferences.Radial direction through hole is circular hole.Be respectively equipped with axostylus axostyle in each radial direction through hole 4, and wherein two axostylus axostyle 5a, 5b coaxially arranged are fixed axostyle, other two axostylus axostyle 5c, 5d coaxially arranged are the axostylus axostyle that floats.Two fixed axostyles are fixed on plover mill machine 1, and are arranged with the first prestressed spring 6 respectively on two fixed axostyles, between floating outer shroud 2 and plover mill machine 1.First prestressed spring one end is resisted against on plover mill machine, and the other end is resisted against on floating outer shroud lateral surface.Two the inners of floating axostylus axostyle are fixed on positioning floating inner ring 3 lateral surface, and specifically, positioning floating inner ring lateral surface is provided with the screwed hole for connecting floating axostylus axostyle, float and are threaded connection between axostylus axostyle and screwed hole.On two floating axostylus axostyles, between floating outer shroud 2 and positioning floating inner ring 3, be arranged with the second prestressed spring 8 respectively.Second prestressed spring one end is resisted against on positioning floating inner ring lateral surface, and the other end is resisted against on floating outer shroud medial surface.
Elastic top pressure device 7 comprises the pilot hole 73 be arranged on plover mill machine 1, is slidably arranged on the compression bar 71 in pilot hole and is arranged on the press block 72 of compression bar end.Press block is positioned at the compression bar end near universal floating chuck.Press block is provided with frustum cone structure towards the end face of universal floating chuck.Compression bar 71 with positioning floating inner ring 3 coaxial or with the axis being parallel of positioning floating inner ring.Top pressure spring 74 is also arranged with on compression bar, between press block and plover mill machine.
As shown in Figure 1, when the bulge loop 91 installed on end face when cylinder 9 is annular bulge loop (bulge loop is the part of this body structure of cylinder); Alignment pin 10 or locating hole is provided with in positioning floating inner ring 3, towards the end face of elastic top pressure device 7.During installation, annular bulge loop on cylinder 9 end face is inserted the endoporus of positioning floating inner ring 3, and (installing hole is the part of this body structure of cylinder) in the installing hole of cylinder 9 end face is inserted by alignment pin 10, or in the installing hole inserting cylinder end face by alignment pin and locating hole, prevent cylinder 9 from rotating when honing with this.
When cylinder 9 install the lateral surface of the bulge loop 91 on end face rectangular or square time; Inner port edge towards the positioning floating inner ring of elastic top pressure device is provided with the positioning step of depression, and the cross section of positioning step is square.Positioning step and this bulge loop adaptation.When bulge loop on cylinder end face is inserted positioning floating inner ring endoporus, bulge loop coordinates with positioning step, prevents cylinder from rotating when honing with this.
The concrete use procedure of cylinder floating honing fixture of the present invention is as follows:
As shown in Figure 1, the bulge loop 91 on cylinder 9 end face is inserted in the endoporus of positioning floating inner ring 3, and alignment pin 10 is inserted in the installing hole of cylinder 9 end face; Then coordinate compression bar and press block that cylinder 9 is pushed up pressure by top pressure spring to be clamped between positioning floating inner ring 3 and press block 72.
In cylinder 9 inner bore honing process, because positioning floating inner ring 3 can move up and down along floating axostylus axostyle (axostylus axostyle 5c, 5d), and swing within the scope of certain angle around floating axostylus axostyle; Positioning floating inner ring 3 coordinates floating axostylus axostyle and floating outer shroud 2 can also move left and right along fixed axostyle (axostylus axostyle 5a, 5b) simultaneously, and swings within the scope of certain angle around fixed axostyle; Thus cylinder floating honing fixture of the present invention is while clamping cylinder 9, and cylinder 9 endoporus can float adaptation honing head; Even if the cylinder bore after fixing to clamp produces clamping deflection, bias, also deflection, the bias of cylinder bore and honing head can be eliminated by universal floating chuck, thus effectively solve because of clamping deflection, bias, and cause cylinder bore ellipse or produce tapering, cause the underproof problem of cylinder bores machining accuracy.
Claims (5)
1. a cylinder floating honing fixture, it is characterized in that, comprise and be arranged on plover mill machine (1), for the universal floating chuck of positioning cylinder and for cylinder top being pressed in the elastic top pressure device (7) on universal floating chuck, described universal floating chuck comprises positioning floating inner ring (3) and is set in the floating outer shroud (2) outside positioning floating inner ring, is provided with gap between positioning floating inner ring and floating outer shroud; Described floating outer shroud (2) inwall is provided with the uniform radial direction through hole (4) of four circumferences, axostylus axostyle is respectively equipped with in each radial direction through hole, and wherein two axostylus axostyles (5a, 5b) coaxially arranged are fixed axostyle, other two axostylus axostyles (5c, 5d) coaxially arranged are the axostylus axostyle that floats; Two fixed axostyles are fixed on plover mill machine, and are arranged with the first prestressed spring (6) respectively on two fixed axostyles, between floating outer shroud and plover mill machine; Two float the inners of axostylus axostyles are fixed on positioning floating inner ring (3) lateral surface, and two float on axostylus axostyles, between floating outer shroud and positioning floating inner ring, be arranged with the second prestressed spring (8) respectively.
2. a kind of cylinder floating honing fixture according to claim 1, it is characterized in that, described elastic top pressure device comprises the pilot hole (73) be arranged on plover mill machine, slidably be arranged on the compression bar (71) in pilot hole and be arranged on the press block (72) of compression bar end, described compression bar with positioning floating inner ring coaxial or with the axis being parallel of positioning floating inner ring, also be arranged with top pressure spring (74) on compression bar, between press block and plover mill machine, described press block is positioned at the compression bar end near universal floating chuck.
3. a kind of cylinder floating honing fixture according to claim 1, is characterized in that, is provided with alignment pin or locating hole in described positioning floating inner ring, towards the end face of elastic top pressure device.
4. a kind of cylinder floating honing fixture according to claim 1, is characterized in that, the inner port edge of the described positioning floating inner ring towards elastic top pressure device is provided with the positioning step of depression, and the cross section of positioning step is square.
5. a kind of cylinder floating honing fixture according to claim 1 or 2 or 3 or 4, is characterized in that, described positioning floating inner ring lateral surface is provided with the screwed hole for connecting floating axostylus axostyle, is threaded connection between described floating axostylus axostyle and screwed hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488471.7A CN104551969A (en) | 2013-10-17 | 2013-10-17 | Honing clamp with floating cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310488471.7A CN104551969A (en) | 2013-10-17 | 2013-10-17 | Honing clamp with floating cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104551969A true CN104551969A (en) | 2015-04-29 |
Family
ID=53069584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310488471.7A Pending CN104551969A (en) | 2013-10-17 | 2013-10-17 | Honing clamp with floating cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104551969A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181666A (en) * | 2016-08-30 | 2016-12-07 | 湖北中航精机科技有限公司 | A kind of flash trimmer and fixture thereof |
| CN107914209A (en) * | 2017-12-12 | 2018-04-17 | 苏州信能精密机械有限公司 | A kind of thin-walled blind-hole parts honing fixture |
| CN108422312A (en) * | 2018-03-14 | 2018-08-21 | 丹东临港产业园区和本精密机械有限公司 | A kind of honing full floating tooling |
| CN108789146A (en) * | 2018-08-02 | 2018-11-13 | 宁夏银川大河数控机床有限公司 | A kind of position limiting structure for honing fixture compression ring |
| CN108972312A (en) * | 2018-09-15 | 2018-12-11 | 宁波捷斯福智能机械科技有限公司 | A kind of honing machine |
| CN109483392A (en) * | 2018-12-20 | 2019-03-19 | 苏州信能精密机械有限公司 | A kind of thin-walled blind hole cover parts honing fixture |
| CN112247754A (en) * | 2020-09-02 | 2021-01-22 | 苏州宁友机电科技有限公司 | Multi-angle polishing device for manufacturing stop block of injection molding machine and manufacturing process thereof |
-
2013
- 2013-10-17 CN CN201310488471.7A patent/CN104551969A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181666A (en) * | 2016-08-30 | 2016-12-07 | 湖北中航精机科技有限公司 | A kind of flash trimmer and fixture thereof |
| CN106181666B (en) * | 2016-08-30 | 2018-10-02 | 湖北中航精机科技有限公司 | A kind of deburring machine and its fixture |
| CN107914209A (en) * | 2017-12-12 | 2018-04-17 | 苏州信能精密机械有限公司 | A kind of thin-walled blind-hole parts honing fixture |
| CN107914209B (en) * | 2017-12-12 | 2024-01-12 | 苏州信能精密机械有限公司 | Honing fixture for thin-wall blind hole part |
| CN108422312A (en) * | 2018-03-14 | 2018-08-21 | 丹东临港产业园区和本精密机械有限公司 | A kind of honing full floating tooling |
| CN108789146A (en) * | 2018-08-02 | 2018-11-13 | 宁夏银川大河数控机床有限公司 | A kind of position limiting structure for honing fixture compression ring |
| CN108972312A (en) * | 2018-09-15 | 2018-12-11 | 宁波捷斯福智能机械科技有限公司 | A kind of honing machine |
| CN109483392A (en) * | 2018-12-20 | 2019-03-19 | 苏州信能精密机械有限公司 | A kind of thin-walled blind hole cover parts honing fixture |
| CN109483392B (en) * | 2018-12-20 | 2024-03-01 | 苏州信能精密机械有限公司 | Honing fixture for thin-wall blind hole sleeve parts |
| CN112247754A (en) * | 2020-09-02 | 2021-01-22 | 苏州宁友机电科技有限公司 | Multi-angle polishing device for manufacturing stop block of injection molding machine and manufacturing process thereof |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |
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| WD01 | Invention patent application deemed withdrawn after publication |