CN105834813B - A kind of positioning pedestal for piston pin hole heavy boring - Google Patents
A kind of positioning pedestal for piston pin hole heavy boring Download PDFInfo
- Publication number
- CN105834813B CN105834813B CN201610396291.XA CN201610396291A CN105834813B CN 105834813 B CN105834813 B CN 105834813B CN 201610396291 A CN201610396291 A CN 201610396291A CN 105834813 B CN105834813 B CN 105834813B
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- China
- Prior art keywords
- seat
- positioning
- rabbet
- seat plate
- positioning seat
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The present invention relates to a kind of positioning pedestal for piston pin hole heavy boring, belong to engine manufacture auxiliary mould technical field, including positioning seat plate and rabbet seat, positioning seat plate screw is provided with the positioning seat plate, rabbet seat screw is provided with the rabbet seat, by being fixedly connected through rabbet seat screw and with the bolt that positioning seat plate screw is threadedly coupled between the positioning seat plate and rabbet seat；Two are additionally provided between the positioning seat plate and rabbet seat and connects a point seat, described two connect point seat is in avoidance state with bolt.The technical scheme connects a point seat by two and rabbet seat is supported, so as to form gap between positioning seat plate and rabbet seat, it is easy to bolt to be registered to positioning seat plate screw after passing through rabbet seat screw, avoid the directly contact of rabbet seat and positioning seat plate and caused by bolt the problem of being difficult to be aligned, beneficial effect is notable.
Description
Technical field
The present invention relates to a kind of positioning pedestal for piston pin hole heavy boring, belongs to engine manufacture auxiliary mould technology neck
Domain.
Background technology
Engine be it is a kind of can the machine that can be converted into mechanical energy of other forms, including as internal combustion engine, external-combustion engine,
The related every field of plant equipment is covered in motor etc., its application substantially, wherein, engine piston is as the important of engine
Component, the quality of its quality will directly affect the service life of engine.Engine piston is in process, it is necessary to side
Pin-and-hole carries out heavy boring, right boring operation, needs to use positioning tool to grip piston during being somebody's turn to do, due to boring machine equipment
Required precision is higher, and four bolts of positioning pedestal generally use for supporting fixed piston carry out reference plane and fixed, when
The problem of when piston volume is larger, matched positioning pedestal itself is also more heavy, and normal meeting positioning datum is difficult to determine, only
It can be positioned using two or three bolts, so as to cause machining accuracy relatively low, rear process allowance is uneven to ask
Topic.
The content of the invention
To solve problems of the prior art, the invention provides a kind of positioning base for piston pin hole heavy boring
Seat, concrete technical scheme are as follows：
A kind of positioning pedestal for piston pin hole heavy boring, including positioning seat plate and rabbet seat, set in the positioning seat plate
Positioning seat plate screw is equipped with, rabbet seat screw is provided with the rabbet seat, by passing through between the positioning seat plate and rabbet seat
Wear rabbet seat screw and be fixedly connected with the bolt of positioning seat plate screw threaded connection；The positioning seat plate and rabbet seat it
Between be additionally provided with two and connect a point seat, described two connect point seat is in avoidance state with bolt.
As the improvement of above-mentioned technical proposal, locating slot is offered at the center of the positioning seat plate upper surface, described two connect
Divide seat lower surface that there is protuberance, the protuberance and locating slot snap fit.
As the improvement of above-mentioned technical proposal, described two connect to be divided on seat and offer "T"-shaped two and connect a point seat positioning hole, described fixed
Offer positioning seat plate connecting hole at the seat board center of position, described two connect and point pass through lock between seat positioning hole and positioning seat plate connecting hole
Tight bolt thread connection.
As the improvement of above-mentioned technical proposal, the rabbet seat lower surface offers rabbet seat slot, the rabbet seat
Slot and two connects a point seat upper surface snap fit.
As the improvement of above-mentioned technical proposal, the positioning seat plate connecting hole in the positioning seat plate runs through the plate of positioning seat plate
Face, seam block hole is offered at the rabbet seat center, apopore, the rabbet seat are offered at the clamping screw center
Through hole, apopore and positioning seat plate connecting hole are interconnected and form cooling-water duct.
As the improvement of above-mentioned technical proposal, described two connect and point elastomeric element are provided between seat and positioning seat plate.
As the improvement of above-mentioned technical proposal, the elastomeric element is stage clip, and the clamping screw passes through spiral shell inside stage clip
Line is connected on positioning seat plate connecting hole.
As the improvement of above-mentioned technical proposal, work piece holder, the rabbet seat and workpiece clamp are provided with the rabbet seat
Piston is clamped between tool.
As the improvement of above-mentioned technical proposal, the piston side face has piston pin hole, and the piston base has piston
Skirt, the rabbet seat upper surface have piston fastening end, the piston fastening end and piston skirt opening snap fit.
As the improvement of above-mentioned technical proposal, the side bottom of positioning seat plate two offers lathe connecting hole.
Above-mentioned technical proposal connects a point seat by two and rabbet seat is supported, so as to the shape between positioning seat plate and rabbet seat
Into gap, it is easy to bolt to be registered to positioning seat plate screw after passing through rabbet seat screw, avoids rabbet seat straight with positioning seat plate
Contact and caused by bolt be difficult to alignment the problem of.
Brief description of the drawings
Fig. 1 is a kind of structural representation of positioning pedestal for piston pin hole heavy boring of the invention；
Fig. 2 is the structural representation of positioning seat plate in the present invention；
Fig. 3 is the structural representation of rabbet seat in the present invention；
Fig. 4 is two structural representation for connecing point seat in the present invention.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the invention provides a kind of positioning pedestal for piston pin hole heavy boring, including positioning
Seat board 10 and rabbet seat 20, positioning seat plate screw 12 is provided with the positioning seat plate 10, is provided with only on the rabbet seat 20
Mouthful seat screw 22, between the positioning seat plate 10 and rabbet seat 20 by through rabbet seat screw 22 and with positioning seat plate screw 12
The bolt 50 of threaded connection is fixedly connected；Two, which are additionally provided with, between the positioning seat plate 10 and rabbet seat 20 connects point seat 30,
Described two connect point seat 30 is in avoidance state with bolt 50.The technical scheme connects 30 pairs of rabbet seats 20 of point seat by two and carried out
Support, so as to form gap between positioning seat plate 10 and rabbet seat 20, after being easy to bolt 50 to pass through rabbet seat screw 22
Be registered to positioning seat plate screw 12, avoid rabbet seat 20 and positioning seat plate 10 directly contact and caused by bolt 50 be difficult to pair
The problem of quasi-.
Further, locating slot 11 is offered at the upper surface center of positioning seat plate 10, described two connect the following table of point seat 30
Face has protuberance 31, the protuberance 31 and the snap fit of locating slot 11, and the structure, which can be realized, to be needed to adjust rabbet seat
20 anglec of rotation now two connects point seat 30 under the constraint of locating slot 11 to be directed at piston pin hole angle, aids in rabbet seat 20
Rotation, improve the operability of the positioning pedestal.
Further, it is described as shown in figure 4, described two connect to be divided on seat 30 and offer "T"-shaped two and connect a point seat positioning hole 32
Positioning seat plate connecting hole 14 is offered at the center of positioning seat plate 10, described two connect point seat positioning hole 32 and positioning seat plate connecting hole 14
Between be threadedly coupled by clamping screw 40, the preferred scheme improves two and connects fixed effect between point seat 30 and positioning seat plate 10
Fruit.
Further, the lower surface of rabbet seat 20 offers rabbet seat slot 21, the rabbet seat slot 21
The upper surface snap fit of point seat 30 is connect with two, the preferred structure meets the snap fit of point seat 30, a side by rabbet seat 20 and two
Face improves fitting effect between the two, on the other hand reduces rabbet seat 20 weight of itself, improves rabbet seat 20 and install
Flexibility.
Further, the positioning seat plate connecting hole 14 in the positioning seat plate 10 runs through the plate face of positioning seat plate 10, institute
State and seam block hole 24 is offered at the center of rabbet seat 20, apopore 41 is offered at the center of clamping screw 40, it is described to stop
Mouth block hole 24, apopore 41 and positioning seat plate connecting hole 14, which are interconnected, forms cooling-water duct, and the preferred scheme is for thick
Boring cutter needs cooling water to be cooled down during boring, and the program then devises a kind of cooling water being arranged in positioning pedestal and led to
Road, discharge is guided to caused cooling water during heavy boring by the cooling-water duct, it is ensured that base is positioned in process
The neat and tidy of seat.
Further, described two connect elastomeric element 80 is provided between point seat 30 and positioning seat plate 10, the elastomeric element
80 can be stage clip, and the clamping screw 40 is connected on positioning seat plate connecting hole 14 through stage clip internal whorl, the elastic portion
The effect of part 80 has two, is on the one hand the stability of positioning pedestal during raising heavy boring, on the other hand in clamping screw 40
Locking and during loosening, improve the resilient support that point seat 30 and rabbet seat 20 are connect to two with helping effect, reduce artificial negative
Load.
In the above-described embodiments, work piece holder 70, the rabbet seat 20 and work piece holder are provided with the rabbet seat 20
Piston 60 is clamped between 70, the side of piston 60 has piston pin hole 61, and there is piston skirt to open for the bottom of piston 60
Mouth 62, the upper surface of rabbet seat 20 has piston fastening end 23, and the piston fastening end 23 engages with piston skirt opening 62
Coordinate, described 10 liang of side bottoms of positioning seat plate offer lathe connecting hole 13, and wherein work piece holder 70 and rabbet seat 20 is common
Coordinate, realize the constraint to piston 60 and fix, and the fixation of the positioning pedestal and lathe is then realized by lathe connecting hole 13
Connection.
Claims (8)
1. a kind of positioning pedestal for piston pin hole heavy boring, it is characterised in that including positioning seat plate（10）And rabbet seat（20）,
The positioning seat plate（10）On be provided with positioning seat plate screw（12）, the rabbet seat（20）On be provided with rabbet seat screw
（22）, the positioning seat plate（10）And rabbet seat（20）Between by through rabbet seat screw（22）And with positioning seat plate screw
（12）The bolt of threaded connection（50）It is fixedly connected；The positioning seat plate（10）And rabbet seat（20）Between be additionally provided with two
Connect a point seat（30）, described two connect a point seat（30）With bolt（50）In the state of avoidance, the positioning seat plate（10）Upper surface
Locating slot is offered at center（11）, described two connect a point seat（30）Lower surface has protuberance（31）, the protuberance（31）With
Locating slot（11）Snap fit, described two connect a point seat（30）On offer "T"-shaped two and connect a point seat positioning hole（32）, the positioning seat
Plate（10）Positioning seat plate connecting hole is offered at center（14）, described two connect a point seat positioning hole（32）With positioning seat plate connecting hole
（14）Between pass through clamping screw（40）Threaded connection.
A kind of 2. positioning pedestal for piston pin hole heavy boring as claimed in claim 1, it is characterised in that the rabbet seat
（20）Lower surface offers rabbet seat slot（21）, the rabbet seat slot（21）A point seat is connect with two（30）Upper surface engages
Coordinate.
A kind of 3. positioning pedestal for piston pin hole heavy boring as claimed in claim 2, it is characterised in that the positioning seat plate
（10）On positioning seat plate connecting hole（14）Through positioning seat plate（10）Plate face, the rabbet seat（20）Offered only at center
Mouth block hole（24）, the clamping screw（40）Apopore is offered at center（41）, the seam block hole（24）, apopore
（41）With positioning seat plate connecting hole（14）It is interconnected and forms cooling-water duct.
4. a kind of positioning pedestal for piston pin hole heavy boring as claimed in claim 3, it is characterised in that described two connect a point seat
（30）With positioning seat plate（10）Between be provided with elastomeric element（80）.
A kind of 5. positioning pedestal for piston pin hole heavy boring as claimed in claim 4, it is characterised in that the elastomeric element
（80）For stage clip, the clamping screw（40）Positioning seat plate connecting hole is connected to through stage clip internal whorl（14）On.
A kind of 6. positioning pedestal for piston pin hole heavy boring as any one of claim 1-5, it is characterised in that institute
State rabbet seat（20）On be provided with work piece holder（70）, the rabbet seat（20）With work piece holder（70）Between be clamped with piston
（60）.
A kind of 7. positioning pedestal for piston pin hole heavy boring as claimed in claim 6, it is characterised in that the piston（60）
Side has piston pin hole（61）, the piston（60）Bottom has piston skirt opening（62）, the rabbet seat（20）Upper table
Face has piston fastening end（23）, the piston fastening end（23）With piston skirt opening（62）Snap fit.
A kind of 8. positioning pedestal for piston pin hole heavy boring as claimed in claim 7, it is characterised in that the positioning seat plate
（10）Two side bottoms offer lathe connecting hole（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396291.XA CN105834813B (en) | 2016-06-07 | 2016-06-07 | A kind of positioning pedestal for piston pin hole heavy boring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610396291.XA CN105834813B (en) | 2016-06-07 | 2016-06-07 | A kind of positioning pedestal for piston pin hole heavy boring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105834813A CN105834813A (en) | 2016-08-10 |
| CN105834813B true CN105834813B (en) | 2017-12-19 |
Family
ID=56576408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610396291.XA Active CN105834813B (en) | 2016-06-07 | 2016-06-07 | A kind of positioning pedestal for piston pin hole heavy boring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105834813B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106346041B (en) * | 2016-10-28 | 2018-08-17 | 安徽省恒泰动力科技有限公司 | A kind of processing of piston-pin boss eye is with guide locating device provided |
| CN109732381B (en) * | 2019-03-20 | 2023-09-01 | 安徽安簧机械股份有限公司 | Steel piston skirt pin hole machining clamp |
| CN114888592A (en) * | 2022-05-13 | 2022-08-12 | 安徽省恒泰动力科技有限公司 | Point positioning device for machining lightweight piston and positioning method thereof |
Citations (6)
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|---|---|---|---|---|
| WO2008117662A1 (en) * | 2007-03-27 | 2008-10-02 | Toyota Jidosha Kabushiki Kaisha | Machining tool and machining method of cylinder block |
| CN202137611U (en) * | 2011-06-22 | 2012-02-08 | 赵明军 | Special fixture for processing piston valves |
| CN203141141U (en) * | 2013-04-03 | 2013-08-21 | 烟台万斯特有限公司 | Fixture of eccentric combustion chamber of automobile piston |
| CN205032981U (en) * | 2015-10-22 | 2016-02-17 | 湖南江滨机器（集团）有限责任公司 | Piston pin hole adds clamping apparatus |
| CN205254609U (en) * | 2015-11-28 | 2016-05-25 | 重庆渝记涵诚机械制造有限公司 | A anchor clamps for cam follower finish boring hole |
| CN206047720U (en) * | 2016-06-07 | 2017-03-29 | 安徽省恒泰动力科技有限公司 | A kind of positioning pedestal for piston pin hole heavy boring |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH716410B1 (en) * | 2007-01-30 | 2021-01-29 | Erowa Ag | Clamping device with a chuck and a releasably fixable workpiece carrier. |
| JP5163447B2 (en) * | 2008-11-26 | 2013-03-13 | Ｓｍｃ株式会社 | Work positioning device |
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2016
- 2016-06-07 CN CN201610396291.XA patent/CN105834813B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008117662A1 (en) * | 2007-03-27 | 2008-10-02 | Toyota Jidosha Kabushiki Kaisha | Machining tool and machining method of cylinder block |
| CN202137611U (en) * | 2011-06-22 | 2012-02-08 | 赵明军 | Special fixture for processing piston valves |
| CN203141141U (en) * | 2013-04-03 | 2013-08-21 | 烟台万斯特有限公司 | Fixture of eccentric combustion chamber of automobile piston |
| CN205032981U (en) * | 2015-10-22 | 2016-02-17 | 湖南江滨机器（集团）有限责任公司 | Piston pin hole adds clamping apparatus |
| CN205254609U (en) * | 2015-11-28 | 2016-05-25 | 重庆渝记涵诚机械制造有限公司 | A anchor clamps for cam follower finish boring hole |
| CN206047720U (en) * | 2016-06-07 | 2017-03-29 | 安徽省恒泰动力科技有限公司 | A kind of positioning pedestal for piston pin hole heavy boring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105834813A (en) | 2016-08-10 |
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