CN109732381A - A kind of steel piston skirt pin hole clamp for machining - Google Patents
A kind of steel piston skirt pin hole clamp for machining Download PDFInfo
- Publication number
- CN109732381A CN109732381A CN201910214111.5A CN201910214111A CN109732381A CN 109732381 A CN109732381 A CN 109732381A CN 201910214111 A CN201910214111 A CN 201910214111A CN 109732381 A CN109732381 A CN 109732381A
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- China
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- support plate
- telescopic rod
- piston
- mold core
- pin hole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The present invention provides a kind of steel piston skirt pin hole clamp for machining, are especially used for clamp art.Including pedestal and support plate, the top of pedestal is equipped with support plate, location hole is symmetrically equipped in support plate, the front end face of support plate is uniformly set there are three mounting base, the front end face of location hole is equipped with seam allowance and positions mold core, the rear side end of location hole is equipped with rear attachment base, the inner cavity of location hole, which is equipped with, positions the internal support device that mold core and rear attachment base match with seam allowance respectively, mounting base between two location holes is equipped with intermediate clamping device, is respectively equipped with edge clamping device in other two described mounting base；The present invention passes through two positioning mould in-core support folder piston onlies, effectively it can prevent piston only from rotating, and one end of piston only is withstood using seam allowance positioning mold core, and the other end of piston only is held out against by intermediate clip matched edges clip, to guarantee the stability of piston only clamping.
Description
Technical field
The present invention relates to clamp art, specially a kind of steel piston skirt pin hole clamp for machining.
Background technique
Steel die forging piston dense structure, intensity height, good reliability, relative to traditional piston, having may be implemented height
Compression ratio, the effects of efficiency of combustion can be improved and reduce exhaust emissions and improve service life.International community is to vehicle energy saving
Emission request is higher and higher, especially the energy conservation discharge of high-power diesel engine, and steel piston is a kind of very effective solution
Certainly approach.Steel piston is divided into monoblock type and split type.
The conventional pin hole processing technology of steel piston skirt: first is that, with flute profile end face, excircle orientation, then with pole pass through pin
Hole angularly positions, and takes out pole, then workpiece pressing；Second is that being positioned with hole seam allowance, end face, then angular by pin hole with pole
Positioning, takes out pole, then workpiece pressing.The shortcomings that both methods, is: secondary clamping, processes positioning datum and design basis
Inconsistent, pin hole pre-determined bit extracts low efficiency again, and cannot be guaranteed the position degree in hole.
Above scheme machining steel piston skirt, because rough forging pin hole size is unstable, piston skirt machines pin hole position
The factors such as tolerance height are spent, cause pin hole of piston skirt processing quality unstable, high rejection rate is up to 2% or so.
Summary of the invention
The purpose of the present invention is to provide a kind of steel piston skirt pin hole clamp for machining, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of steel piston skirt pin hole clamp for machining, including pedestal and support plate, the top of pedestal are equipped with support plate, in support plate
Bilateral symmetry is equipped with location hole, and the front end face of support plate is uniformly set there are three mounting base, and the front end face of location hole is equipped with seam allowance
Position mold core, the rear side end of location hole is equipped with rear attachment base, the inner cavity of location hole be equipped with positioned respectively with seam allowance mold core and after
The internal support device that attachment base matches, internal support device include locating piece and opening positioning mold core, and locating piece is mounted on positioning hole,
The two sides up and down of locating piece are symmetrically installed with opening positioning mold core, and opening positioning mold core is mounted on locating piece by fixed pin,
It is connected between two opening positioning mold cores by spring；Mounting base between two location holes is equipped with intermediate clamping device, separately
Edge clamping device is respectively equipped in outer two mounting bases.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, intermediate clamping device includes the
One hydraulic telescopic rod and intermediate clip, the first hydraulic telescopic rod are fixedly mounted in mounting base, stretching in the first hydraulic telescopic rod
Contracting bar is hinged with intermediate clip.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, edge clamping device includes the
Two hydraulic telescopic rods and edge clip, the second hydraulic telescopic rod are fixedly mounted in the mounting base of support plate two sides, and second is hydraulic
Telescopic rod on telescopic rod is hinged with edge clip.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, thick stick is hinged on edge clip
Bar, the other end of lever are hinged in mounting base corresponding thereto.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, it is between pedestal and support plate
Mutually orthogonal relationship.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, between mounting base and location hole
It is interlaced distribution.
In order to further increase a kind of using effect of steel piston skirt pin hole clamp for machining, the edge of pedestal is uniformly set
There are several mounting holes.
Compared with prior art, the present invention can effectively prevent piston by two positioning mould in-core support folder piston onlies
Ontology rotation, and one end that mold core withstands piston only is positioned using seam allowance, and the other end of piston only passes through intermediate clip
Matched edges clip is held out against, to guarantee the stability of piston only clamping, guarantees the machining accuracy of piston only, and drop
Low processing rejection rate；Cooperate the inner cavity of spring inner support folder piston only, by two positioning mold cores simultaneously so as to meet not
Piston only with model carries out inner support positioning, to meet the clamping demand of Multiple Type piston only, improves whole device
Versatility.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the front view of steel piston skirt pin hole clamp for machining of the present invention；
Fig. 2 is a kind of structural schematic diagram of the top view of steel piston skirt pin hole clamp for machining of the present invention；
Fig. 3 is a kind of structural schematic diagram of the side view of steel piston skirt pin hole clamp for machining of the present invention.
In figure: 1- pedestal, 2- support plate, 3- seam allowance position mold core, attachment base after 4-, 5- locating piece, 6- opening positioning mould
Core, 7- fixed pin, 8- piston only, 9- mounting base, the first hydraulic telescopic rod of 10-, the centre 11- clip, the second hydraulically extensible of 12-
Bar, the edge 13- clip, 14- lever, 15- mounting hole, 16- location hole.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
Please refer to Fig. 1~3, a kind of steel piston skirt pin hole clamp for machining, including pedestal 1 and support plate 2, the top of the pedestal 1
End is equipped with support plate 2, is mutually orthogonal relationship between pedestal 1 and support plate 2, and it is fixed to be symmetrically equipped in the support plate 2
Position hole 16, the front end face of support plate 2 are uniformly set there are three mounting base 9, are mutually to hand between the mounting base 9 and location hole 16
Mistake distribution, the front end face of location hole 16 are equipped with seam allowance and position mold core 3, and the rear side end of location hole 16 is equipped with rear attachment base 4, described fixed
The inner cavity in position hole 16 is equipped with and positions the internal support device that mold core 3 and rear attachment base 4 match with seam allowance respectively, two location holes 16
Between mounting base 9 be equipped with intermediate clamping device, be respectively equipped with edge clamping device in other two described mounting base 9, it is living
The machined end housing of plug body 8 is located on seam allowance positioning mold core 3 in internal support device, and the other end of piston only 8 is logical
Intermediate clamping device matched edges clamping device is crossed to be clamped, thus clamping piston only 8, and disposably can two works of clamping
Part.
The edge of the pedestal 1 is uniformly equipped with several mounting holes 15, can be pedestal by 15 fitted bolt of mounting hole
1 is fixedly mounted on process equipment, to guarantee the stability of whole device.
Embodiment 2
The present embodiment is being further described on the basis of embodiment 1, and the internal support device includes locating piece 5 and opening positioning
Mold core 6, the locating piece 5 are mounted in location hole 16, and the two sides up and down of locating piece 5 are symmetrically installed with opening positioning mold core 6, institute
It states opening positioning mold core 6 to be mounted on locating piece 5 by fixed pin 7, be connected between two opening positioning mold cores 6 by spring,
Cooperate spring to carry out the inner cavity of inner support positioning piston only 8 using two opening positioning mold cores 6, can effectively guarantee the dress of workpiece
Folder is stablized, and workpiece rotation is effectively prevented.
Embodiment 3
The present embodiment is being further described on the basis of embodiment 1, and the intermediate clamping device includes the first hydraulically extensible
Bar 10 and intermediate clip 11, first hydraulic telescopic rod 10 is fixedly mounted in mounting base 9, in the first hydraulic telescopic rod 10
Telescopic rod is hinged with intermediate clip 11, stretches out telescopic rod by the first hydraulic telescopic rod 10 and is convenient for eject intermediate clip 11
Piston only 8 to be processed is placed, telescopic rod is then tightened by the first hydraulic telescopic rod 10, and then shrinks intermediate clip 11, benefit
With the projecting end side of two piston onlies 8 of intermediate 11 top pillar of clip.
The edge clamping device includes the second hydraulic telescopic rod 12 and edge clip 13, second hydraulic telescopic rod 12
It being fixedly mounted in the mounting base 9 of 2 two sides of support plate, the telescopic rod in the second hydraulic telescopic rod 12 is hinged with edge clip 13,
Lever 14 is hinged on the edge clip 13, the other end of the lever 14 is hinged in mounting base 9 corresponding thereto, is led to
Cross the second hydraulic telescopic rod 12 jack up edge clip 13 one end, cooperation lever 14 to interior top edge clip 13 movable end,
The projecting end side of piston only 8 is held out against using the movable end of edge clip 13, while cooperating intermediate clip 11, to withstand work
Plug body 8；Conversely, packing up one end of edge clip 13 by the second hydraulic telescopic rod 12, cooperate lever 14, thus outer Zhang Bianyuan
The movable end of clip 13, release or dead ontology 8.
The working principle of embodiment 1-3, piston only 8 are sleeved on the outside of two opening positioning mold cores 6, and in spring
Under effect, two opening positioning 6 inner supports of mold core press from both sides piston only 8, and the machined end of piston only 8 withstands on seam allowance positioning mold core
On 3；Then telescopic rod is tightened by the first hydraulic telescopic rod 10, and then shrinks intermediate clip 11, utilize intermediate 11 top pillar of clip
The projecting end side of two piston onlies 8, while by one end of the second hydraulic telescopic rod 12 jack-up edge clip 13, cooperate thick stick
Bar 14 holds out against the projecting end one of piston only 8 using the movable end of edge clip 13 to the movable end of interior top edge clip 13
Side cooperates intermediate clip 11 positioning to piston only 8, clamping to can be completed, and can be simultaneously to withstand piston only 8
Two piston onlies 8 of clamping.
The innovation of the invention consists in that pressing from both sides piston only 8 by two positioning 6 inner supports of mold core, piston can be effectively prevented
Ontology 8 rotates, and one end of piston only 8 is withstood using seam allowance positioning mold core 3, and the other end of piston only 8 passes through centre
11 matched edges clip 13 of clip is held out against, to guarantee the stability of 8 clamping of piston only, guarantees adding for piston only 8
Work precision, and reduce processing rejection rate.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
Various changes can be made.
Claims (7)
1. the top of a kind of steel piston skirt pin hole clamp for machining, including pedestal (1) and support plate (2), pedestal (1) is equipped with support
Plate (2) is symmetrically equipped with location hole (16) in support plate (2), and the front end face of support plate (2) uniformly sets that there are three mounting bases
(9), which is characterized in that the front end face of location hole (16) is equipped with seam allowance positioning mold core (3), after the rear side end of location hole (16) is equipped with
Attachment base (4), the inner cavity of location hole (16) match equipped with respectively with seam allowance positioning mold core (3) and rear attachment base (4) interior
Support arrangement, internal support device include locating piece (5) and opening positioning mold core (6), and locating piece (5) is mounted in location hole (16), fixed
The two sides up and down of position block (5) are symmetrically installed with opening positioning mold core (6), and opening positioning mold core (6) is mounted on by fixed pin (7)
On locating piece (5), connected between two opening positioning mold core (6) by spring；Mounting base (9) between two location holes (16)
It is equipped with intermediate clamping device, is respectively equipped with edge clamping device on other two described mounting base (9).
2. a kind of steel piston skirt pin hole clamp for machining according to claim 1, which is characterized in that intermediate clamping device packet
The first hydraulic telescopic rod (10) and intermediate clip (11) are included, the first hydraulic telescopic rod (10) is fixedly mounted on mounting base (9), the
Telescopic rod in one hydraulic telescopic rod (10) is hinged with intermediate clip (11).
3. a kind of steel piston skirt pin hole clamp for machining according to claim 2, which is characterized in that edge clamping device packet
The second hydraulic telescopic rod (12) and edge clip (13) are included, the second hydraulic telescopic rod (12) is fixedly mounted on support plate (2) two sides
Mounting base (9) on, the telescopic rod in the second hydraulic telescopic rod (12) is hinged with edge clip (13).
4. a kind of steel piston skirt pin hole clamp for machining according to claim 3, which is characterized in that on edge clip (13)
It is hinged with lever (14), the other end of lever (14) is hinged in mounting base (9) corresponding thereto.
5. a kind of steel piston skirt pin hole clamp for machining according to claim 1, which is characterized in that pedestal (1) and support
Plate is mutually orthogonal relationship between (2).
6. a kind of steel piston skirt pin hole clamp for machining according to claim 1, which is characterized in that mounting base (9) and fixed
It is interlaced distribution between position hole (16).
7. a kind of steel piston skirt pin hole clamp for machining according to claim 5 or 6, which is characterized in that the side of pedestal (1)
Edge is uniformly equipped with several mounting holes (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214111.5A CN109732381B (en) | 2019-03-20 | 2019-03-20 | Steel piston skirt pin hole machining clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214111.5A CN109732381B (en) | 2019-03-20 | 2019-03-20 | Steel piston skirt pin hole machining clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109732381A true CN109732381A (en) | 2019-05-10 |
| CN109732381B CN109732381B (en) | 2023-09-01 |
Family
ID=66370975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910214111.5A Active CN109732381B (en) | 2019-03-20 | 2019-03-20 | Steel piston skirt pin hole machining clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109732381B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734287A (en) * | 2022-05-12 | 2022-07-12 | 威海天润机械科技有限公司 | Piston pin hole processing tool and processing equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201979315U (en) * | 2010-11-16 | 2011-09-21 | 北京二七轨道交通装备有限责任公司 | Piston skirt machining device |
| CN105834813A (en) * | 2016-06-07 | 2016-08-10 | 安徽省恒泰动力科技有限公司 | Locating base for rough boring of piston pin holes |
| CN207027042U (en) * | 2017-08-02 | 2018-02-23 | 杭州西湖摩擦材料有限公司 | A kind of brake-shoe clamping mechanism of horizontal boring machine |
| CN108340172A (en) * | 2018-02-11 | 2018-07-31 | 安徽江淮汽车集团股份有限公司 | A kind of processing technology of diesel engine piston |
| CN109482921A (en) * | 2019-01-04 | 2019-03-19 | 安徽安簧机械股份有限公司 | A kind of forging steel piston clamp for machining and its processing technology |
-
2019
- 2019-03-20 CN CN201910214111.5A patent/CN109732381B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201979315U (en) * | 2010-11-16 | 2011-09-21 | 北京二七轨道交通装备有限责任公司 | Piston skirt machining device |
| CN105834813A (en) * | 2016-06-07 | 2016-08-10 | 安徽省恒泰动力科技有限公司 | Locating base for rough boring of piston pin holes |
| CN207027042U (en) * | 2017-08-02 | 2018-02-23 | 杭州西湖摩擦材料有限公司 | A kind of brake-shoe clamping mechanism of horizontal boring machine |
| CN108340172A (en) * | 2018-02-11 | 2018-07-31 | 安徽江淮汽车集团股份有限公司 | A kind of processing technology of diesel engine piston |
| CN109482921A (en) * | 2019-01-04 | 2019-03-19 | 安徽安簧机械股份有限公司 | A kind of forging steel piston clamp for machining and its processing technology |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734287A (en) * | 2022-05-12 | 2022-07-12 | 威海天润机械科技有限公司 | Piston pin hole processing tool and processing equipment |
| CN114734287B (en) * | 2022-05-12 | 2023-03-07 | 威海天润机械科技有限公司 | Piston pin hole processing tool and processing equipment |
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| Publication number | Publication date |
|---|---|
| CN109732381B (en) | 2023-09-01 |
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