CN106475525A - A kind of apparatus and method for salt core is laid on Piston mould - Google Patents
A kind of apparatus and method for salt core is laid on Piston mould Download PDFInfo
- Publication number
- CN106475525A CN106475525A CN201610949503.2A CN201610949503A CN106475525A CN 106475525 A CN106475525 A CN 106475525A CN 201610949503 A CN201610949503 A CN 201610949503A CN 106475525 A CN106475525 A CN 106475525A
- Authority
- CN
- China
- Prior art keywords
- pin
- salt core
- support column
- distance
- chuck
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/108—Installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
Abstract
The invention provides a kind of apparatus and method for salt core is laid on Piston mould, described device includes the clamp (3) using cooperatively and positioning seat (4), positioning seat (4) has two the second support columns (43), the top of the second support column (43) has the second pin (42), the centre-to-centre spacing of two the second pins (42) is corresponding with the pin-and-hole centre-to-centre spacing of cold salt core, second support column (43) and the support column equal diameters of Piston mould, and the second pin (42) is less than the pin diameter of Piston mould；Clamp (3) has chuck (33), the lower end of chuck (33) is provided with locating piece (35), locating piece (35) has orthogonal first locating surface (351) and the second locating surface, and locating piece (35) is flexibly connected with chuck (33).When laying salt core using apparatus and method of the present invention, the pin-and-hole of salt core and the pin rapid alignment of Piston mould can be made, improve the work efficiency laying salt core.
Description
Technical field
The present invention relates to piston technical field, more particularly to a kind of device for salt core is laid on Piston mould and
Method.
Background technology
In pouring belt during the all-aluminium piston blank of cooling oil duct, need to be used for being formed the salt core peace of interior cooling oil duct
It is placed on Piston mould.As depicted in figs. 1 and 2, salt core 1 is provided with two pin-and-holes 11, two first supports of Piston mould
First pin 22 is provided with post 21, when laying salt core 1, salt core 1 is baked to 450 DEG C～500 DEG C, then by salt core 1
Pin-and-hole 11 be enclosed within the first pin 22 of Piston mould, you can realize salt core 1 install be fixed on Piston mould.
When laying salt core, in order that the pin-and-hole of salt core is directed at the pin of Piston mould, mainly pass through artificial range estimation at present
Carrying out, this method is less efficient for method, needs to take a long time to be directed at pin-and-hole with pin and lay salt core, because
How this, make the pin-and-hole of salt core and the pin rapid alignment of Piston mould, and the work efficiency cost that salt core is laid in raising becomes
Those skilled in the art's technical problem urgently to be resolved hurrily.
Content of the invention
In view of this, the invention provides a kind of apparatus and method for salt core is laid on Piston mould, this device
The pin-and-hole of salt core and the pin rapid alignment of Piston mould can be made with method, improve the work efficiency laying salt core.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of device for laying salt core on Piston mould, described salt core has two pin-and-holes, two described pin-and-holes
Centre-to-centre spacing before described salt core toasts be the first distance, described salt core baking after be second distance, described second distance with
Difference between described first distance is the 3rd distance, and described Piston mould has two the first support columns, described first support
The top of post has the first pin with described first support column coaxial line, and the diameter of described first pin is straight with described pin-and-hole
Footpath is adapted, and the centre-to-centre spacing of two described first pins is described second distance, and described device includes：
Positioning seat, described positioning seat has two the second support columns, and the top of described second support column has and described
Second pin of two support column coaxial lines, the centre-to-centre spacing of two described second pins is described first distance, described second support
The diameter of post and the equal diameters of described first support column, the diameter of described second pin is less than the diameter of described first pin,
And the difference of the diameter of the diameter of described first pin and the second pin is described 3rd distance；
Clamp, described clamp has two calipers being hinged, and the end of described caliper is provided with chuck, described chuck edge
The line direction of two described pin-and-holes clamps described salt core, and described chuck has the fitting with the outer surface of described salt core
One concave surface, the lower end of described chuck is provided with the locating piece for reclining with described first support column, and described locating piece has phase
Mutually the first vertical locating surface and the second locating surface, described locating piece is flexibly connected with described chuck.
Preferably, in said apparatus, the outside of described chuck has strip hole, the length direction of described strip hole and institute
The clamping direction stating chuck is parallel, and described locating piece is flexibly connected with described chuck by the bolt positioned at described strip in the hole.
Preferably, in said apparatus, arc transition between described first locating surface and described second locating surface, common shape
Become the second concave surface that the outer surface with described first support column fits.
Preferably, in said apparatus, described positioning seat has the contour pier of multiple and described second support column, described
Pier is used for strengthening the stationarity that described salt core is parked on described positioning seat.
Preferably, in said apparatus, between the handle end of two described calipers, it is provided with spring, described spring is used for making
Described clamp maintains a normally open state.
A kind of method for laying salt core on Piston mould, methods described lays described salt using said apparatus
Core, concrete steps include：
Described salt core before baking is parked on described positioning seat, described pin-and-hole is enclosed within described second pin；
Described salt core is carried out with conventional baking operation；
After the described baking end of job, clamp described salt using described clamp along the line direction of described second support column
Core, and adjust described locating piece, make described first locating surface recline described second on the direction perpendicular with clamping direction
Dagger, and make described second locating surface be described 3rd distance with the distance of described second support column on described clamping direction
Half, then fixes described locating piece；
Described clamp holds the described salt core after baking and departs from described positioning seat, first by described first locating surface and described
Second locating surface and described first support column recline and realize positioning, then make described locating piece against described first support column downward
Mobile, the most described salt core is placed on described Piston mould.
According to technique scheme, provided by the present invention for laying in the device of salt core on Piston mould, fixed
The second pin on the seat of position is thinner (i.e. diameter is less) than the first pin on Piston mould, so the pin-and-hole of salt core is set to the
It is easier on two pins to realize, meanwhile, the locating piece on clamp has orthogonal first locating surface and the second locating surface,
Can be reclined in the two directions the first support column of Piston mould using them, thus realizing positioning.Compared with prior art,
When laying salt core using assembly of the invention, locating piece and reclining of the first support intercolumniation is only needed can alignment pin holes to sell with first
Post, simple and easy to do, quickly save time, the work efficiency laying salt core can be effectively improved.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing providing obtains other accompanying drawings.
Fig. 1 is the structural representation of salt core；
Fig. 2 is the schematic diagram of the pin of Piston mould；
Fig. 3 is the schematic diagram of the device for laying salt core on Piston mould provided in an embodiment of the present invention；
Fig. 4 is the partial top view of part 3 in Fig. 3；
Fig. 5 is the top view of part 35 in Fig. 3；
Fig. 6 is state diagram when part 3 and part 4 use cooperatively in Fig. 3；
Fig. 7 is state diagram when salt core is placed on the pin of Piston mould part 3 in Fig. 3.
In figure is labeled as：
1st, salt core；11st, pin-and-hole；21st, the first support column；22nd, the first pin；3rd, clamp；31st, spring；32nd, caliper；33rd, press from both sides
Head；331st, strip gap；34th, bolt；35th, locating piece；351st, the first locating surface；352nd, the second locating surface；4th, positioning seat；41、
Pier；42nd, the second pin；43rd, the second support column；44th, seat matrix.
Specific embodiment
In order to make it easy to understand, the invention will be further described below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, Fig. 1 is the structural representation of salt core, and Fig. 2 is the schematic diagram of the pin of Piston mould.
Salt core 1 has two pin-and-holes 11, and the centre-to-centre spacing of two pin-and-holes 11 is the first distance before salt core 1 toasts, in salt core 1
After baking be second distance, second distance and first distance between difference be the 3rd distance (due to baking be heated, 1, salt core
Raw expansion, second distance is bigger than the first distance).
Piston mould has two the first support columns 21, and the top of the first support column 21 has coaxial with the first support column 21
First pin 22 of line, the diameter of the first pin 22 is adapted with the diameter of pin-and-hole 11, and the centre-to-centre spacing of two the first pins 22 is
Second distance (salt core 1 toasted then be placed to again on Piston mould).
Referring to Fig. 3～Fig. 7, Fig. 3 is the device for laying salt core on Piston mould provided in an embodiment of the present invention
Schematic diagram；Fig. 4 is the partial top view of part 3 in Fig. 3；Fig. 5 is the top view of part 35 in Fig. 3；Fig. 6 is that in Fig. 3, part 3 and part 4 are joined
Close state diagram when using；Fig. 7 is state diagram when salt core is placed on the pin of Piston mould part 3 in Fig. 3.
A kind of device for laying salt core on Piston mould provided in an embodiment of the present invention includes clamp 3 and positioning seat
4.
Wherein, positioning seat 4 has two the second support columns 43, and the top of the second support column 43 has and the second support column 43
Second pin 42 of coaxial line, the centre-to-centre spacing of two the second pins 42 be the first distance (i.e. with baking before salt core 1 two pin-and-holes
Centre-to-centre spacing between 11 corresponds to), the equal diameters of the diameter of the second support column 43 and the first support column 21, the second pin 42 straight
Footpath is less than the diameter of the first pin 22, and the difference of the diameter of the diameter of the first pin 22 and the second pin 42 is the 3rd distance
(i.e. the increase of the centre-to-centre spacing between latter two pin-and-hole 11 of salt core 1 expanded by heating is corresponding)；
Clamp 3 has two calipers being hinged 32, and the end of caliper 32 is provided with chuck 33, and chuck 33 is along two pin-and-holes
11 line direction clamping salt core 1, and chuck 33 had the first concave surface being fitted with the outer surface of salt core 1 (in figure do not marked
Note), the lower end of chuck 33 is provided with the locating piece 35 for reclining with the first support column 21, and locating piece 35 has orthogonal
First locating surface 351 and the second locating surface 352, locating piece 35 is flexibly connected with chuck 33.
In actual applications, lay salt core 1 using assembly of the invention to comprise the following steps：
S1, the salt core 1 before baking is parked on positioning seat 4, pin-and-hole 11 is enclosed within the second pin 42.
Because the diameter of pin-and-hole 11 and the diameter of the first pin 22 are adapted, and the diameter of the second pin 42 is than the first pin
22 diameter is little, it is possible to easily pin-and-hole 11 is enclosed within the second pin 42, completes parking of salt core 1.
S2, carries out conventional baking operation to salt core 1.
Difference due to the diameter of the first pin 22 and the diameter of the second pin 42 is the 3rd distance, and the 3rd distance is salt
The increase of the centre-to-centre spacing between latter two pin-and-hole 11 of core 1 expanded by heating, so salt core 1 is parked in positioning seat 4 toasted
Do not interfere with the swell increment of salt core 1, after baking, centre-to-centre spacing between the pin-and-hole 11 of salt core 1 is by the first pin 22 with Piston mould
Between centre-to-centre spacing equal.
S3, after the baking end of job, clamps salt core 1 using clamp 3 along the line direction of the second support column 43, and adjusts calmly
Position block 35, make the first locating surface 351 with the perpendicular direction in clamping direction on recline the second support column 43, and make the second positioning
The half that face 352 is the 3rd distance with the distance of the second support column 43 on clamping direction, then stationary positioned block 35.
As shown in fig. 6, because the diameter of the second support column 43 and the equal diameters of the first support column 21 are it is possible to utilize
The diameter dimension of the second support column 43 come pre-aligned go out salt core 1 when being finally placed on Piston mould with the first support column 21
Relative position relation it can be seen that, this step is that alignment work between pin-and-hole 11 and the first pin 22 lays the foundation.
It should be noted that due to the reusing of instrument, using front in clamp 3, locating piece 35 can be adjusted in advance
Whole get well, then can be without being adjusted to locating piece 35 again in this step.Specifically, can be gone with clamp 3 in advance
The salt core 1 having placed is clamped on Piston mould, and makes the first locating surface 351 in the direction perpendicular with clamping direction
On recline the first support column 21, so that the second locating surface 352 is reclined on clamping direction the first support column 21, then positioning simultaneously
Block 35 is fixing with chuck 33, then in step s3 it is not necessary to adjust locating piece 35, only need to be by the first locating surface 351 and second
Dagger 43 reclines.
S4, clamp 3 holds the salt core 1 after baking and departs from positioning seat 4, first by the first locating surface 351 and the second locating surface
352 and first support column 21 recline realization positioning, as shown in fig. 7, and then making locating piece 35 against the first support column 21 to moving down
Dynamic, salt core 1 is placed on Piston mould the most at last.
Provided by the present invention for laying on Piston mould in the device of salt core, the second pin 42 on positioning seat 4 compares
The first pin 22 on Piston mould will carefully (i.e. diameter is less), so the pin-and-hole 11 of salt core 1 is set to ratio on the second pin 42
It is easier to realize, meanwhile, the locating piece 35 on clamp 3 has orthogonal first locating surface 351 and the second locating surface 352,
Can be reclined in the two directions the first support column 21 of Piston mould using them, thus realizing positioning.With prior art phase
Ratio, when laying salt core 1 using assembly of the invention, only needs reclining between locating piece 35 and the first support column 21 to get final product alignment pin holes
11 and first pin 22, simple and easy to do, quickly save time, the work efficiency laying salt core can be effectively improved.
As shown in Figure 3 and Figure 4, for the ease of adjusting locating piece 35, in the present embodiment, the outside of chuck 33 has strip and slits
Mouth 331, locating piece 35 is flexibly connected with chuck 33 by the bolt 34 in strip gap 331.Certainly, in other embodiment
In can also open up strip hole, as long as the length direction of strip gap 331 or strip hole is parallel with the clamping direction of chuck 33 i.e.
Can.
As shown in figure 5, in order to positioning function is better achieved, in the present embodiment, the first locating surface 351 and the second locating surface
Arc transition between 352, is collectively forming the second concave surface (the i.e. circle of transition arc fitting with the outer surface of the first support column 21
Arc radius are equal with the radius of the first support column 21).
As shown in figure 3, in the present embodiment, positioning seat 4 adopts the seat matrix 44 of annular, present matrix 44 has multiple
The pier 41 contour with the second support column 43, pier 41 (plays for strengthening the stationarity that salt core 1 is parked on positioning seat 4
Auxiliary support acts on).
In order that clamp 3 maintains a normally open state in the not used time, between the handle end of two calipers 32, it is provided with spring 31, this
Sample can save the action opening clamp 3 when needing using clamp 3.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to embodiment will be apparent from for those skilled in the art, as defined herein general
Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will not
Can be restricted to embodiment illustrated herein, and be to fit to consistent with principles disclosed herein and features of novelty the widest
Scope.
Claims (6)
1. a kind of device for laying salt core on Piston mould, described salt core (1) has two pin-and-holes (11), described in two
The centre-to-centre spacing of pin-and-hole (11) is the first distance before described salt core (1) is toasted, and is second distance after the baking of described salt core (1),
Difference between described second distance and described first distance is the 3rd distance, and described Piston mould has two the first support columns
(21), the top of described first support column (21) has the first pin (22) with described first support column (21) coaxial line, institute
The diameter of the diameter and described pin-and-hole (11) of stating the first pin (22) is adapted, and the centre-to-centre spacing of two described first pins (22) is
Described second distance is it is characterised in that described device includes：
Positioning seat (4), described positioning seat (4) has two the second support columns (43), the top tool of described second support column (43)
There is the second pin (42) with described second support column (43) coaxial line, the centre-to-centre spacing of two described second pins (42) is described
The equal diameters of the first distance, the diameter of described second support column (43) and described first support column (21), described second pin
(42) diameter is less than the diameter of described first pin (22), and the diameter of described first pin (22) and the second pin (42)
The difference of diameter is described 3rd distance；
Clamp (3), described clamp (3) has two calipers being hinged (32), and the end of described caliper (32) is provided with chuck
(33), described chuck (33) clamps described salt core (1) along the line direction of two described pin-and-holes (11), and described chuck (33) tool
There is the first concave surface that the outer surface with described salt core (1) fits, the lower end of described chuck (33) is provided with for described
The locating piece (35) that one support column (21) reclines, described locating piece (35) has orthogonal first locating surface (351) and
Two locating surfaces (352), described locating piece (35) is flexibly connected with described chuck (33).
2. device according to claim 1 is it is characterised in that the outside of described chuck (33) has strip hole, described length
The length direction in bar hole is parallel with the clamping direction of described chuck (33), and described locating piece (35) is by positioned at described strip in the hole
Bolt (34) be flexibly connected with described chuck (33).
3. device according to claim 2 is it is characterised in that described first locating surface (351) and described second locating surface
(352) arc transition between, is collectively forming the second concave surface fitting with the outer surface of described first support column (21).
4. device according to claim 3 is it is characterised in that described positioning seat (4) has multiple and described second support
The contour pier (41) of post (43), described pier (41) is used for strengthening that described salt core (1) parks on described positioning seat (4) is flat
Stability.
5. the device according to any one in Claims 1 to 4 is it is characterised in that the handle of two described calipers (32)
It is provided with spring (31), described spring (31) is used for making described clamp (3) maintain a normally open state between end.
6. a kind of method for salt core is laid on Piston mould it is characterised in that methods described using as claim 1～
Laying described salt core (1), concrete steps include device described in any one in 5：
Described salt core (1) before baking is parked on described positioning seat (4), described pin-and-hole (11) is enclosed within described second pin
(42) on；
Described salt core (1) is carried out with conventional baking operation；
After the described baking end of job, described along the line direction clamping of described second support column (43) using described clamp (3)
Salt core (1), and adjust described locating piece (35), make described first locating surface (351) on the direction perpendicular with clamping direction
Recline described second support column (43), and so that described second locating surface (352) is supported with described second on described clamping direction
The distance of post (43) is the half of described 3rd distance, then fixes described locating piece (35)；
The described salt core (1) that described clamp (3) holds after baking departs from described positioning seat (4), first by described first locating surface
(351) recline with described first support column (21) and realize positioning with described second locating surface (352), then make described locating piece
(35) against described first support column (21) to move down, the most described salt core (1) is placed on described Piston mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610949503.2A CN106475525B (en) | 2016-11-02 | 2016-11-02 | A kind of apparatus and method for being used to place salt core on Piston mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610949503.2A CN106475525B (en) | 2016-11-02 | 2016-11-02 | A kind of apparatus and method for being used to place salt core on Piston mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106475525A true CN106475525A (en) | 2017-03-08 |
| CN106475525B CN106475525B (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610949503.2A Active CN106475525B (en) | 2016-11-02 | 2016-11-02 | A kind of apparatus and method for being used to place salt core on Piston mould |
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| Country | Link |
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| CN (1) | CN106475525B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812895A (en) * | 2017-12-07 | 2018-03-20 | 滨州渤海活塞有限公司 | A kind of method of salt core compacting tool set and its salt core of manufacture and its manufacture salt core |
| CN112264585A (en) * | 2020-10-26 | 2021-01-26 | 湖南江滨机器（集团）有限责任公司 | Coaxial salt core installation device and coaxial salt core positioner |
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| CN105834371A (en) * | 2016-05-26 | 2016-08-10 | 共享装备股份有限公司 | Sand core clamping and positioning device |
| CN105903908A (en) * | 2016-06-30 | 2016-08-31 | 湖南江滨机器（集团）有限责任公司 | Method and device for fixing salt core for piston casting |
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| DE19701085A1 (en) * | 1997-01-15 | 1998-07-16 | Kolbenschmidt Ag | Casting engine piston using support ring |
| JP4649261B2 (en) * | 2005-04-18 | 2011-03-09 | リョービ株式会社 | Disintegrating sand core coating method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107812895A (en) * | 2017-12-07 | 2018-03-20 | 滨州渤海活塞有限公司 | A kind of method of salt core compacting tool set and its salt core of manufacture and its manufacture salt core |
| CN112264585A (en) * | 2020-10-26 | 2021-01-26 | 湖南江滨机器（集团）有限责任公司 | Coaxial salt core installation device and coaxial salt core positioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106475525B (en) | 2018-05-04 |
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