CN209424493U - A kind of two-sided core mold of falling sand - Google Patents
A kind of two-sided core mold of falling sand Download PDFInfo
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- CN209424493U CN209424493U CN201822142868.1U CN201822142868U CN209424493U CN 209424493 U CN209424493 U CN 209424493U CN 201822142868 U CN201822142868 U CN 201822142868U CN 209424493 U CN209424493 U CN 209424493U
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- sand
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- circular hole
- falling sand
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Abstract
The utility model discloses a kind of two-sided core molds of falling sand, including die ontology, take out block and cylinder, the die ontology includes quiet mould and dynamic model, the front surface of quiet mould offers the rear die cavity being recessed backward, the rear surface of dynamic model is provided with the preceding die cavity being recessed forward, the front surface of quiet mould and the rear surface of dynamic model fit closely together, structure forming cavity after rear die cavity is connected with preceding die cavity；The top of die ontology is opened up there are two Sha Kou is penetrated, and is each penetrated sand mouth and is connected to the type chamber；The bottom end of die ontology offers the mouth of falling sand, and the mouth of falling sand is connected to type chamber；It takes out block to be laterally arranged, takes out block and block the mouth of falling sand；The output shaft of cylinder is connected with the pumping block, and block side-to-side movement is taken out in cylinder driving.The two-sided core mold of falling sand of the utility model, can be used for preparing shell core sand core, mitigate the weight of sand core, reduce sand core curing time, mitigate the labor intensity of operator, improve productive temp.
Description
Technical field
The utility model relates to a kind of two-sided core molds of falling sand.
Background technique
Currently, heavy castings sand core is all using solid sand core, sand core heavier mass, curing time is longer, seriously affects
The defects of sand core productive temp, solid sand core gas forming amount in casting is larger, and casting is also easy to produce stomata, casting is seriously affected
Quality.Robot arm sand core is the critical component of large machines people, and sand core weight 59.8kg, precoated sand is 50~100
Mesh, having a size of 1083.04 × 357.6 × 220.2mm.Using conventional solid core-making method, sand core solidification during coremaking
Relatively slow, volume is larger, influences productive temp, and operative employee's labor intensity is larger.Fig. 1 a, Fig. 1 b and Fig. 1 c are please referred to, is solid machine
1 ' of device human arm sand core shows that sand core size is larger on figure, and when coremaking, sand core solidification is takeed a long time, when coring, sand core
Heavier, operative employee's large labor intensity is difficult to meet batch production.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of two-sided core mold of falling sand, Ke Yiyong
In preparing shell core sand core, mitigate the weight of sand core, reduce sand core curing time, mitigate the labor intensity of operator, improves life
Produce beat.
Realizing the technical solution of above-mentioned purpose is: a kind of two-sided core mold of falling sand, including die ontology, pumping block are gentle
Cylinder, in which:
The die ontology includes quiet mould and dynamic model, and the front surface of the quiet mould offers the rear die cavity being recessed backward, institute
The rear surface for stating dynamic model is provided with the preceding die cavity being recessed forward, and the front surface of the quiet mould is closely pasted with the rear surface of the dynamic model
It is combined, structure forming cavity after the rear die cavity is connected with preceding die cavity；
The top of the die ontology is opened up there are two Sha Kou is penetrated, and is each penetrated sand mouth and is connected to the type chamber；
The bottom end of the die ontology offers the mouth of falling sand, and the mouth of falling sand is connected to the type chamber；
The pumping block is laterally arranged, and the pumping block blocks the mouth of falling sand；
The output shaft of the cylinder is connected with the pumping block, and the cylinder drives the pumping block side-to-side movement.
The above-mentioned two-sided core mold of falling sand of one kind, wherein described two to penetrate sand mouth and the mouth of falling sand is rounded.
The above-mentioned two-sided core mold of falling sand of one kind, wherein the top of the quiet mould is opened up there are two the first semi-circular hole,
Described two first semi-circular hole, one the first from left are arranged rightly；
The top of the dynamic model is opened up there are two the second semi-circular hole, and described two second semi-circular hole, one the first from left are set rightly
It sets
Described two first semi-circular holes and two the second semi-circular holes are arranged correspondingly, each first semicircle
Sha Kou is penetrated described in constituting after being connected with corresponding second semi-circular hole in shape hole；
A third semi-circular hole is offered in the middle part of the bottom end of the quiet mould, is offered in the middle part of the bottom end of the dynamic model
One the 4th semi-circular hole；The third semi-circular hole constitutes the mouth of falling sand after being connected with the 4th semi-circular hole.
The above-mentioned two-sided core mold of falling sand of one kind, wherein the side of the pumping block is provided with riser, the cylinder it is defeated
Shaft is connected with the riser.
The two-sided core mold of falling sand of the utility model, can be used for preparing shell core sand core, mitigate the weight of sand core, reduce
Sand core curing time mitigates the labor intensity of operator, improves productive temp.
Detailed description of the invention
Fig. 1 a is the three-dimensional structure diagram (main view direction) of solid robot arm sand core in the prior art；
Fig. 1 b is the top view of solid robot arm sand core in the prior art；
Fig. 1 c is the side view of solid robot arm sand core in the prior art；
Fig. 2 is the three-dimensional structure diagram of the two-sided core mold of falling sand of the utility model；
Fig. 3 is the structural schematic diagram of the mouth of falling sand of the bottom of the two-sided core mold of falling sand of the utility model；
Fig. 4 is the structural schematic diagram for penetrating sand mouth at the top of the two-sided core mold of falling sand of the utility model；
Fig. 5 a is the structure chart of the quiet mould of the two-sided core mold of falling sand of the utility model；
Fig. 5 b is the structure chart of the dynamic model of the two-sided core mold of falling sand of the utility model.
Specific embodiment
In order to make those skilled in the art be better understood when the technical solution of the utility model, below with reference to attached
Its specific embodiment is described in detail in figure:
Please refer to Fig. 2 to Fig. 5 b, the most preferred embodiment of the utility model, a kind of two-sided core mold of falling sand, including mold
Ontology 10 takes out block 3 and cylinder 4.
Die ontology 10 includes quiet mould 1 and dynamic model 2, and the front surface of quiet mould 1 offers the rear die cavity 11 being recessed backward, dynamic model
2 rear surface is provided with the preceding die cavity 21 being recessed forward, and the front surface of quiet mould 1 and the rear surface of dynamic model 2 fit closely together,
Structure forming cavity after die cavity 11 is connected with preceding die cavity 21 afterwards.
The top of die ontology 10 is opened up there are two sand mouth 101 is penetrated, and is each penetrated sand mouth 101 and is connected to type chamber；Mold sheet
The bottom end of body 10 offers the mouth of falling sand 102, and the mouth of falling sand 102 is connected to type chamber.Two are penetrated sand mouth 101 and the mouth of falling sand 102
It is rounded.Specifically, the top of quiet mould 1 is opened up there are two the first semi-circular hole 12, and two 12 1 the first from left of the first semi-circular hole are right
Ground setting；The top of dynamic model 2 is opened up there are two the second semi-circular hole 22, and two 22 1 the first from left of the second semi-circular hole are arranged rightly；
Two the first semi-circular holes 12 and two the second semi-circular holes 22 are arranged correspondingly, each first semi-circular hole 12 and corresponding
The second semi-circular hole 22 be connected after constitute penetrate sand mouth 101.
A third semi-circular hole 13 is offered in the middle part of the bottom end of quiet mould 1, offers one in the middle part of the bottom end of dynamic model 2
4th semi-circular hole 23；Third semi-circular hole 13 constitutes the mouth of falling sand 102 after being connected with the 4th semi-circular hole 23.Block 3 is taken out laterally to set
It sets, takes out block 3 and block the mouth of falling sand 102；The output shaft of cylinder 4 is connected with block 3 is taken out, and 3 side-to-side movement of block is taken out in the driving of cylinder 4.Take out block 3
Side be provided with riser 31, the output shaft of cylinder 4 is connected with riser 31.
Precoated sand is injected sand core mould by penetrating sand mouth 101 when in use by the two-sided core mold of falling sand of the utility model
The type chamber of tool；After sand core solidification crust, start cylinder 4, the driving of cylinder 4 takes out block side-to-side movement, exposes the mouth of falling sand 102, sand core
Mold vibration, pours out greensand from the mouth of falling sand 102；Then core mold is spun upside down；Core mold vibration, by greensand from penetrating Sha Kou
101 pour out, and robot arm shell core sand core just can be obtained in die sinking coring, and the lower part of the sand core is the shell of inner hollow, top
For the shell of inner hollow.
In conclusion the two-sided core mold of falling sand of the utility model, can be used for preparing shell core sand core, mitigates sand core
Weight reduces sand core curing time, mitigates the labor intensity of operator, improves productive temp.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate that this is practical new
Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to the above
Variation, the modification of embodiment will all be fallen in the Claims scope of the utility model.
Claims (4)
1. a kind of two-sided core mold of falling sand, which is characterized in that including die ontology, take out block and cylinder, in which:
The die ontology includes quiet mould and dynamic model, and the front surface of the quiet mould offers the rear die cavity being recessed backward, described dynamic
The rear surface of mould is provided with the preceding die cavity being recessed forward, and the front surface of the quiet mould and the rear surface of the dynamic model are fitted tightly over
Together, structure forming cavity after the rear die cavity is connected with preceding die cavity；
The top of the die ontology is opened up there are two Sha Kou is penetrated, and is each penetrated sand mouth and is connected to the type chamber；
The bottom end of the die ontology offers the mouth of falling sand, and the mouth of falling sand is connected to the type chamber；
The pumping block is laterally arranged, and the pumping block blocks the mouth of falling sand；
The output shaft of the cylinder is connected with the pumping block, and the cylinder drives the pumping block side-to-side movement.
2. the two-sided core mold of falling sand of one kind according to claim 1, which is characterized in that described two to penetrate sand mouth and sand
Mouth is rounded.
3. the two-sided core mold of falling sand of one kind according to claim 1 or 2, which is characterized in that open on the top of the quiet mould
If there are two the first semi-circular hole, described two first semi-circular hole, one the first from left are arranged rightly；
The top of the dynamic model is opened up there are two the second semi-circular hole, and described two second semi-circular hole, one the first from left are arranged rightly
Described two first semi-circular holes and two the second semi-circular holes are arranged correspondingly, each first semi-circular hole
Sha Kou is penetrated described in constituting after being connected with corresponding second semi-circular hole；
A third semi-circular hole is offered in the middle part of the bottom end of the quiet mould, offers one in the middle part of the bottom end of the dynamic model
4th semi-circular hole；The third semi-circular hole constitutes the mouth of falling sand after being connected with the 4th semi-circular hole.
4. the two-sided core mold of falling sand of one kind according to claim 1, which is characterized in that the side for taking out block is provided with
Riser, the output shaft of the cylinder are connected with the riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142868.1U CN209424493U (en) | 2018-12-20 | 2018-12-20 | A kind of two-sided core mold of falling sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142868.1U CN209424493U (en) | 2018-12-20 | 2018-12-20 | A kind of two-sided core mold of falling sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209424493U true CN209424493U (en) | 2019-09-24 |
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ID=67972409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822142868.1U Active CN209424493U (en) | 2018-12-20 | 2018-12-20 | A kind of two-sided core mold of falling sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209424493U (en) |
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2018
- 2018-12-20 CN CN201822142868.1U patent/CN209424493U/en active Active
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