CN108436678A - Crankshaft connecting rod journal grinding tool for processing - Google Patents
Crankshaft connecting rod journal grinding tool for processing Download PDFInfo
- Publication number
- CN108436678A CN108436678A CN201810524243.3A CN201810524243A CN108436678A CN 108436678 A CN108436678 A CN 108436678A CN 201810524243 A CN201810524243 A CN 201810524243A CN 108436678 A CN108436678 A CN 108436678A
- Authority
- CN
- China
- Prior art keywords
- slot
- index dial
- support plate
- symmetrical
- support
- 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
Links
- 238000000227 grinding Methods 0.000 title claims abstract description 30
- 239000004744 fabric Substances 0.000 claims 1
- 210000003739 neck Anatomy 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The present invention relates to a kind of crankshaft connecting rod journal grinding tool for processing,It is both provided with index dial on two main shafts of grinding machine,Symmetrical disk is provided on index dial,Two symmetrical disks are oppositely arranged,There are two pin holes for setting on the excircle of index dial,Two pin holes are spent on index dial to be arranged symmetrically,Indexing socket is provided on spindle box,It is provided with indexing bolt in indexing socket,Symmetrical disk includes the ontology of integral structure,Support plate,Support slot and locating slot,Ontology is that cross sectional shape is semicircular tiles structure,One end is fixedly connected with index dial,Its other end is provided with support plate,Support slot is provided in support plate,Support slot V-groove,It is provided with locating slot on ontology on the outside of support plate,Locating slot is semi-circular groove,The arc diameter of locating slot is identical as the fan arcwall face diameter of plate of bent axle,The positioning placed vertically when realizing that crankshaft grinding clamps by support slot and locating slot,To ensure bent axle main shaft both sides connecting rod neck 180 degree it is symmetrical.
Description
Technical field
The invention belongs to engine crankshaft processing equipment technical field, more particularly to a kind of crankshaft connecting rod journal grinding
Tool for processing.
Background technology
Bent axle is most important component in engine, it bears the power that connecting rod transmits, and is transformed into torque and passes through song
Axis exports and other attachmentes on engine is driven to work, currently, most of four cylinder engine is respectively arranged using symmetrical 180 degree
Two cylinders require the connecting rod neck 180 degree of bent axle symmetrical accordingly, currently, when the connecting rod neck to bent axle is processed, to meet
Crank-shaft link neck 180 degree is symmetrical, it usually needs one plane of milling makes as process area, this process area in engine on bent axle fan plate
There is no any use in, ensure that crank-shaft link neck 180 degree symmetrically uses when being only used as processing, waste lathe, lost labor increases
Addition sheet.
Invention content
In conclusion in order to overcome the shortcomings of that prior art problem, the present invention propose a kind of crankshaft connecting rod journal grinding processing
With tooling, including grinding machine, symmetrical disk, locking device, index dial and indexing bolt, the grinding machine are Horizontal double-headed grinding machine,
There are two spindle box, the main shafts of two spindle boxes to be oppositely arranged and coaxially, indexing be both provided on described two main shafts for setting
Disk is provided with symmetrical disk on the index dial, and two symmetrical disks are oppositely arranged, are provided on the excircle of the index dial
Two pin holes, two pin holes are spent on index dial to be arranged symmetrically, and indexing socket is provided on the spindle box, described
Indexing socket in be provided with indexing bolt, the symmetrical disk includes the ontology of integral structure, support plate, support slot and fixed
Position slot, the ontology is that cross sectional shape is semicircular tiles structure, and one end is fixedly connected with index dial, and the other end is set
It is equipped with support plate, is provided with support slot in the support plate, the support slot V-groove, the sheet on the outside of the support plate
Locating slot is provided on body, the locating slot is semi-circular groove, the arcwall face of the arc diameter of locating slot and the fan plate of bent axle
Diameter is identical, and locking device is provided in the support plate.
Further, the locking device includes latch segment and clamping screw, and one end of latch segment and support plate are hinged, lock
The other end of tight block is provided with locking slot, and the arc locking slot that Open Side Down, the lock are provided on the latch segment
Tight card slot is corresponding with support slot, and the diameter of locking slot is identical as the diameter of the trunnion of bent axle, the clamping screw
One end is hinged with symmetrical disk, and the other end of clamping screw passes through locking slot and connect with latch segment by locking nut.
Further, when the indexing bolt is inserted into the pin hole on index dial, the positioning channel opening in symmetrical disk
And the opening of support slot is just upward.
Beneficial effects of the present invention
1, the locating slot in symmetrical disk of the invention is semi-circular groove, the diameter phase of diameter and the arcwall face of the fan plate of bent axle
Together, there is support slot in the support plate in symmetrical disk of the invention, support slot is V slots, then when clamping bent axle, the trunnion of bent axle
It is installed in support slot, the outermost fan board of bent axle realizes crankshaft grinding in locating slot, by support slot and locating slot
The positioning placed vertically when cutting clamping.To ensure bent axle main shaft both sides connecting rod neck 180 degree it is symmetrical.
2, the configuration of the present invention is simple, easy to use, of low cost, stable structure does not need processing technology platform and realizes song
The guarantee of axis connecting rod neck symmetry has saved lathe and has saved a procedure, and practical function is notable.
Description of the drawings
Fig. 1 is the structural diagram of the present invention
Spindle box 1；Symmetrical disk 2；Index dial 3；Index socket 4；Pin hole 5；Latch segment 6；Clamping screw 7；Locking slot 8；Point
Spend bolt 9.
Fig. 2 is the structural schematic diagram of the symmetrical disk of the present invention
Ontology 21；Support plate 22；Support slot 23；Locating slot 24.
Specific implementation mode
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the present invention proposes a kind of crankshaft connecting rod journal grinding tool for processing, including grinding machine, symmetrical disk
2, locking device, index dial 3 and indexing bolt 9, the grinding machine are Horizontal double-headed grinding machine, and setting is there are two spindle box 1, two
The main shaft of a spindle box 1 is oppositely arranged and coaxially, is both provided with index dial 3 on described two main shafts, on the index dial 3
It is provided with symmetrical disk 2, two symmetrical disks 2 are oppositely arranged, pin hole 5 there are two settings on the excircle of the index dial 3, and two
The 180 degree on index dial 3 of a pin hole 5 is arranged symmetrically, and indexing socket 4, the indexing are provided on the spindle box 1
Indexing bolt 9 is provided in socket 4, the symmetrical disk 2 includes ontology 21, support plate 22, the support slot 23 of integral structure
And locating slot 24, the ontology 21 are that cross sectional shape is semicircular tiles structure, one end is fixedly connected with index dial 3,
Its other end is provided with support plate 22, and support slot 23, the support slot 23V shape slots, institute are provided in the support plate 22
Locating slot 24 is provided on the ontology 21 in 22 outside of support plate stated, the locating slot 24 is semi-circular groove, locating slot 24
Arc diameter is identical as the fan arcwall face diameter of plate of bent axle, right when indexing bolt 9 is inserted into the pin hole 5 on index dial 3
The opening of the opening of locating slot 24 and support slot 23 on pan of a steelyard 2 is just upward.It is provided with locking device in the support plate 22.Institute
The locking device stated includes latch segment 6 and clamping screw 7, and one end of latch segment 6 and support plate 22 are hinged, latch segment 6 it is another
End is provided with locking slot 8, is provided with the arc locking slot that Open Side Down on the latch segment 6, the locking slot with
Support slot 23 corresponds to, and the diameter of locking slot is identical as the diameter of the trunnion of bent axle, one end of the clamping screw 7 with
Symmetrical disk 2 is hinged, and the other end of clamping screw 7 passes through locking slot 8 and connect with latch segment 6 by locking nut.
In use, the index dial 3 on the main shaft of two spindle boxes 1 of rotation grinding machine, index dial is inserted by indexing bolt 9
In pin hole 5 on 3, first the stub end of bent axle is placed in the symmetrical disk 2 on a spindle box 1 of grinding machine, bent axle major part
The trunnion at end is caught in support slot 23, and the arcwall face of the outermost fan plate of stub end is contacted with the slot bottom of locating slot 24, will be bent
The small head end of axis is placed in the symmetrical disk 2 on another spindle box 1 of grinding machine, and the trunnion of the small head end of bent axle is caught in support slot
In 23, the arcwall face of the small outermost fan plate of head end is contacted with the slot bottom of locating slot 24, passes through the lock in the symmetrical disk 2 of stub end
Tight device locks bent axle stub end, and grinder wheel frame handwheel first exits the half for the diameter of axle surplus for needing to be ground when use, then
The diameter of axle that needs are ground is touched grinding wheel and has slight spark, then by the locking device of the symmetrical disk 2 of small head end by bent axle
The locking of small head end, bolt 9 will be indexed and extracted out of pin hole 5 on index dial 3, grinding machine is started, it is same to the main shaft of bent axle
Two connecting rod necks of side carry out grinding, after completion of processing, unclamp the locking device in the symmetrical disk 2 of the small head end of bent axle, small
Indexing bolt 9 on the spindle box 1 of head end is inserted into pin hole 5, and the main shaft of the spindle box 1 of hand-turning stub end makes major part
The main shaft at end rotates 180 degree, and then the indexing bolt 9 on the spindle box of stub end 1 is inserted into pin hole 5 again, is locked again
The small head end of bent axle starts grinding machine, and grinding is carried out to two connecting rod necks of the main shaft other side of bent axle.One-time positioning clamping,
The grinding to four connecting rod necks of bent axle can be achieved.To ensure machining accuracy, ensure the 180 of the connecting rod neck of bent axle both sides
Spend symmetrical requirements.
It should be noted that embodiment described above is to the illustrative and not limiting of technical solution of the present invention, affiliated technology
The equivalent replacement of field those of ordinary skill or the other modifications made according to the prior art, as long as not exceeding the technology of the present invention
The thinking and range of scheme, should be included within interest field of the presently claimed invention.
Claims (3)
1. a kind of crankshaft connecting rod journal grinding tool for processing, it is characterised in that：Including grinding machine, symmetrical disk, locking device, index dial
And indexing bolt, the grinding machine are Horizontal double-headed grinding machine, there are two spindle box, the main shaft of two spindle boxes is opposite to be set for setting
It sets and coaxially, index dial is both provided on described two main shafts, symmetrical disk, two symmetrical disks are provided on the index dial
It is oppositely arranged, there are two pin holes, two pin holes, and symmetrical cloth is spent on index dial for setting on the excircle of the index dial
It sets, indexing socket is provided on the spindle box, indexing bolt is provided in the indexing socket, described is symmetrical
Disk includes ontology, support plate, support slot and the locating slot of integral structure, and the ontology is that cross sectional shape is semicircular tiles
Structure, one end are fixedly connected with index dial, and the other end is provided with support plate, and support slot is provided in the support plate,
The support slot V-groove is provided with locating slot on the ontology on the outside of the support plate, and the locating slot is semicircle
The arc diameter of slot, locating slot is identical as the fan arcwall face diameter of plate of bent axle, and locking device is provided in the support plate.
2. crankshaft connecting rod journal grinding tool for processing according to claim 1, it is characterised in that：The locking device packet
Latch segment and clamping screw are included, one end of latch segment is hinged with support plate, and the other end of latch segment is provided with locking slot, described
The arc locking slot that Open Side Down is provided on latch segment, the locking slot is corresponding with support slot, and locking slot
Diameter is identical as the diameter of the trunnion of bent axle, and one end of the clamping screw is hinged with symmetrical disk, clamping screw it is another
End is connect across locking slot and by locking nut with latch segment.
3. crankshaft connecting rod journal grinding tool for processing according to claim 1, it is characterised in that：The indexing bolt is inserted
When in the pin hole on index dial, the opening of positioning channel opening and support slot in symmetrical disk is just upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810524243.3A CN108436678A (en) | 2018-05-28 | 2018-05-28 | Crankshaft connecting rod journal grinding tool for processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810524243.3A CN108436678A (en) | 2018-05-28 | 2018-05-28 | Crankshaft connecting rod journal grinding tool for processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108436678A true CN108436678A (en) | 2018-08-24 |
Family
ID=63204837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810524243.3A Pending CN108436678A (en) | 2018-05-28 | 2018-05-28 | Crankshaft connecting rod journal grinding tool for processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108436678A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297926A (en) * | 1979-03-09 | 1981-11-03 | Deutsche Industrieanlagen Gmbh Werk Hermann Kolb Maschinenfabrik Koeln | Machine tool with offset compensation |
| CN1986150A (en) * | 2006-12-20 | 2007-06-27 | 徐许林 | Baffle-type automatically indexing and precisely locating device |
| CN102229074A (en) * | 2011-06-22 | 2011-11-02 | 天润曲轴股份有限公司 | Pre-indexing locating device of connecting rod neck of crankshaft grinding machine |
| CN102513890A (en) * | 2011-12-19 | 2012-06-27 | 上海机床厂有限公司 | Angular precision positioning device for crank of crankshaft |
| CN203031328U (en) * | 2012-12-27 | 2013-07-03 | 北京奇朔科贸有限公司 | Automatic hydraulic jig for crankshaft connecting rod journal lathe |
| CN203091771U (en) * | 2013-03-18 | 2013-07-31 | 德州德隆(集团)机床有限责任公司 | Eccentric fixture for crankshaft |
| CN203185017U (en) * | 2013-03-26 | 2013-09-11 | 蒋春义 | Clamping device for machining crankshaft |
| CN203579231U (en) * | 2013-11-12 | 2014-05-07 | 浙江嘉湖机床有限公司 | Crankshaft eccentric clamp |
| CN103949948A (en) * | 2014-05-19 | 2014-07-30 | 常州工学院 | Grinding device and method of crankshaft by one clamping |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN106553124A (en) * | 2015-09-21 | 2017-04-05 | 天润曲轴股份有限公司 | A kind of mill crank-shaft link neck fixture |
| CN107584342A (en) * | 2017-11-06 | 2018-01-16 | 河南华洋发动机制造有限公司 | Crank-shaft link neck fixture for processing |
| CN208514246U (en) * | 2018-05-28 | 2019-02-19 | 河南华洋发动机制造有限公司 | Crankshaft connecting rod journal grinding tool for processing |
-
2018
- 2018-05-28 CN CN201810524243.3A patent/CN108436678A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297926A (en) * | 1979-03-09 | 1981-11-03 | Deutsche Industrieanlagen Gmbh Werk Hermann Kolb Maschinenfabrik Koeln | Machine tool with offset compensation |
| CN1986150A (en) * | 2006-12-20 | 2007-06-27 | 徐许林 | Baffle-type automatically indexing and precisely locating device |
| CN102229074A (en) * | 2011-06-22 | 2011-11-02 | 天润曲轴股份有限公司 | Pre-indexing locating device of connecting rod neck of crankshaft grinding machine |
| CN102513890A (en) * | 2011-12-19 | 2012-06-27 | 上海机床厂有限公司 | Angular precision positioning device for crank of crankshaft |
| CN203031328U (en) * | 2012-12-27 | 2013-07-03 | 北京奇朔科贸有限公司 | Automatic hydraulic jig for crankshaft connecting rod journal lathe |
| CN203091771U (en) * | 2013-03-18 | 2013-07-31 | 德州德隆(集团)机床有限责任公司 | Eccentric fixture for crankshaft |
| CN203185017U (en) * | 2013-03-26 | 2013-09-11 | 蒋春义 | Clamping device for machining crankshaft |
| CN203579231U (en) * | 2013-11-12 | 2014-05-07 | 浙江嘉湖机床有限公司 | Crankshaft eccentric clamp |
| CN103949948A (en) * | 2014-05-19 | 2014-07-30 | 常州工学院 | Grinding device and method of crankshaft by one clamping |
| CN104551800A (en) * | 2015-01-22 | 2015-04-29 | 德州德隆(集团)机床有限责任公司 | Lathe clamp used for machining bent axle connecting rod neck |
| CN106553124A (en) * | 2015-09-21 | 2017-04-05 | 天润曲轴股份有限公司 | A kind of mill crank-shaft link neck fixture |
| CN107584342A (en) * | 2017-11-06 | 2018-01-16 | 河南华洋发动机制造有限公司 | Crank-shaft link neck fixture for processing |
| CN208514246U (en) * | 2018-05-28 | 2019-02-19 | 河南华洋发动机制造有限公司 | Crankshaft connecting rod journal grinding tool for processing |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180824 |