CN209753932U - Novel resin casting mold for guide impeller - Google Patents
Novel resin casting mold for guide impeller Download PDFInfo
- Publication number
- CN209753932U CN209753932U CN201920264731.5U CN201920264731U CN209753932U CN 209753932 U CN209753932 U CN 209753932U CN 201920264731 U CN201920264731 U CN 201920264731U CN 209753932 U CN209753932 U CN 209753932U
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- CN
- China
- Prior art keywords
- guide vane
- vane wheel
- sand core
- psammitolite
- ejector rod
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a guide vane wheel is with novel resin casting mould, including backup pad and guide vane wheel psammitolite, fixed mounting has the fixture block in the backup pad, and the right side of fixture block is provided with the stopper to the stopper is installed in the backup pad, the guide vane wheel psammitolite sets up in the backup pad, and the guide vane wheel psammitolite is located the right-hand of stopper, the top surface of guide vane wheel psammitolite is provided with main ejector pin and top rising head respectively to the outside of main ejector pin is provided with first chill, and first chill setting is at the top surface of guide vane wheel psammitolite, guide vane wheel psammitolite top center is provided with central. This guide vane wheel is with novel resin casting mould, this casting mould's external mold adopts the resin sand molding, and the material of guide vane wheel psammitolite is phenolic aldehyde urethane resin simultaneously, and effectual reduction gassing volume adds in the runner of guide vane wheel psammitolite inside part simultaneously and has resisted the vein agent, has increased the intensity of guide vane wheel psammitolite, reduces the production of burr defect.
Description
Technical Field
the utility model relates to the technical field of mold, specifically be a novel resin casting mold is used to guide impeller.
Background
The mold is a device for molding in an industrial production by injection molding, die casting, forging and the like, wherein the injection mold comprises a mold molded by casting.
In the process of operation of a common casting mold in the current market, the gas forming amount of a sand core is high, the strength is weak, the burr defect is easy to increase, clay sand is used for manual molding in the original process, the production period of a product is long, the rejection rate is high, and the innovative design is carried out on the basis of the original casting mold aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel resin casting mold is used to guide impeller to solve common casting mold on the existing market that proposes in the above-mentioned background art, at the in-process of carrying out the operation, the gas production of psammitolite wherein is higher, and intensity is more weak simultaneously, increases the production of burr defect easily, and original technology adopts clay sand hand molding, the problem that product production cycle is long and the rejection rate is high.
In order to achieve the above object, the utility model provides a following technical scheme: a novel resin casting die for a guide impeller comprises a supporting plate and a guide impeller sand core, wherein a clamping block is fixedly installed on the supporting plate, a limiting block is arranged on the right side of the clamping block, the limiting block is installed on the supporting plate, the guide impeller sand core is arranged on the supporting plate and is positioned on the right side of the limiting block, a main ejector rod and a top riser are respectively arranged on the top surface of the guide impeller sand core, a first chill is arranged on the outer side of the main ejector rod and is arranged on the top surface of the guide impeller sand core, a central riser is arranged in the center of the top of the guide impeller sand core, a first auxiliary ejector rod is arranged on the top of the central riser, a cross gate is arranged on the bottom surface of the supporting plate, a side riser is arranged above the cross gate and is arranged on the supporting plate, a second auxiliary ejector rod is arranged at the bottom of the side riser, a, and the sprue is mutually connected with the cross gate, and the bottom surface of the guide impeller sand core is provided with a second chill.
preferably, the number of the clamping blocks is 4, the 4 clamping blocks are uniformly distributed at four corners of the supporting plate, and the distance between the clamping blocks is larger than that between the limiting blocks.
preferably, the height of the limiting block is greater than that of the clamping block, and the limiting block is of a circular truncated cone-shaped structure.
Preferably, the main ejector rod and the top riser are aligned with each other respectively relative to the longitudinal center line of the guide impeller sand core, and the main ejector rod and the top riser are communicated with the inner space of the guide impeller sand core.
Preferably, the first chilling block and the second chilling block are respectively distributed on the guide vane wheel sand core at equal angles, and the guide vane wheel sand core is made of phenolic urethane resin.
Preferably, the inner space of the horizontal runner is communicated with the inner spaces of the sprue and the side risers respectively, and the side risers are distributed at four corners of the horizontal runner.
Compared with the prior art, the beneficial effects of the utility model are that: the guide vane wheel is made of a novel resin casting mold,
1. the outer mold of the casting mold is molded by resin sand, the guide impeller sand core is made of phenolic urethane resin, the gas evolution is effectively reduced, and meanwhile, an anti-vein agent is added in a runner in the inner part of the guide impeller sand core, so that the strength of the guide impeller sand core is increased, and the generation of burr defects is reduced;
2. When workers install the outer die, the outer die and the limiting block are connected firstly, so that the position of the outer die during installation is effectively and accurately controlled, the bayonet and the clamping block on the outer die are prevented from being staggered, and the installation convenience is improved;
3. The upper end and the lower end of the guide impeller sand core are respectively provided with the first chilling block and the second chilling block, so that the local cooling speed of the casting is effectively accelerated, the solidification sequence of the casting is favorably controlled, and the qualified casting is conveniently obtained.
Drawings
FIG. 1 is a schematic view of the overall front view structure of the present invention;
FIG. 2 is a schematic view of the overall top view structure of the present invention;
Fig. 3 is a schematic view of the overall bottom view structure of the present invention.
In the figure: 1. a support plate; 2. a clamping block; 3. a limiting block; 4. a guide vane sand core; 5. a main ejector rod; 6. jacking a riser; 7. a first chill; 8. a central riser; 9. a first auxiliary ejector rod; 10. a cross gate; 11. a side riser; 12. a second secondary mandril; 13. a sprue; 14. and (5) a second chiller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a novel resin casting mould for a guide impeller comprises a support plate 1 and a guide impeller sand core 4, wherein a fixture block 2 is fixedly installed on the support plate 1, a limiting block 3 is arranged on the right side of the fixture block 2, the limiting block 3 is installed on the support plate 1, the guide impeller sand core 4 is arranged on the support plate 1, the guide impeller sand core 4 is positioned on the right side of the limiting block 3, a main ejector rod 5 and a top riser 6 are respectively arranged on the top surface of the guide impeller sand core 4, a first chill 7 is arranged on the outer side of the main ejector rod 5, the first chill 7 is arranged on the top surface of the guide impeller sand core 4, a central riser 8 is arranged in the center of the top of the guide impeller sand core 4, a first auxiliary ejector rod 9 is arranged on the top of the central riser 8, a cross gate 10 is arranged on the bottom surface of the support plate 1, a side riser 11 is arranged above the cross gate 10, the side riser 11, a sprue 13 is arranged at the central position of the support plate 1, the sprue 13 is mutually connected with a cross runner 10, and a second chill 14 is arranged on the bottom surface of the guide impeller sand core 4;
The number of the fixture blocks 2 is 4, the 4 fixture blocks 2 are uniformly distributed at four corners of the support plate 1, and the distance between the fixture blocks 2 is larger than that between the limiting blocks 3, so that a worker can fixedly install the outer mold on the support plate 1 through the fixture blocks 2, and the subsequent operation work is facilitated;
The height of the limiting block 3 is larger than that of the clamping block 2, and the limiting block 3 is of a circular truncated cone-shaped structure, so that the limiting work of the position is conveniently carried out through the limiting block 3 in the process of fixedly installing the outer die, and the clamping and fixing work of the outer die and the clamping block 2 is convenient;
The main ejector rod 5 and the top dead head 6 are respectively aligned with each other about the longitudinal center line of the guide impeller sand core 4, and the main ejector rod 5 and the top dead head 6 are communicated with the inner space of the guide impeller sand core 4, so that when copper liquid flows into the guide impeller sand core 4, original air in the guide impeller sand core 4 and redundant impurities in the copper liquid can flow into the main ejector rod 5 and the top dead head 6, and the qualified rate of castings is increased;
the first chilling blocks 7 and the second chilling blocks 14 are distributed on the guide vane wheel sand core 4 at equal angles respectively, and the guide vane wheel sand core 4 is made of phenolic urethane resin, so that the gas evolution inside the guide vane wheel sand core 4 is effectively reduced, and meanwhile, the first chilling blocks 7 and the second chilling blocks 14 can accelerate the local cooling speed of the casting in the guide vane wheel sand core 4;
The internal space of the runner 10 is communicated with the internal spaces of the sprue 13 and the side risers 11, and the side risers 11 are distributed at four corners of the runner 10, so that the copper liquid can flow into the runner 10 conveniently, and the air in the runner 10 can flow into the side risers 11.
the working principle is as follows: according to the figures 1-3, firstly, an outer mold of the resin sand molding is assembled with the casting mold, and the limiting block 3 on the supporting plate 1 is used for carrying out accurate positioning work, so that the outer mold is convenient to install, and then the clamping block 2 and the outer mold are used for fixing;
According to the figures 1-3, then performing mould closing operation, then introducing hot air into the mould cavity for 2-4 hours by using a hot air blower to ensure the whole mould cavity to be dry, then performing casting operation of copper liquid through a sprue 13, enabling the sprue 13 to flow into the inside of a cross runner 10, then enabling the copper liquid to flow into the inside of the guide impeller sand core 4 along with the cross runner 10, and simultaneously enabling air and impurities in the copper liquid in the cross runner 10 to flow into the insides of a side riser 11 and a second auxiliary ejector rod 12 firstly;
according to the figures 1-3, when the copper liquid flows into the guide impeller sand core 4 for molding, air around the inside of the guide impeller sand core 4 and impurities in the copper liquid are gradually extruded into the main ejector rod 5 and the top dead head 6, and simultaneously, air in the center of the inside of the guide impeller sand core 4 and impurities in the copper liquid are gradually extruded into the center dead head 8 and the first auxiliary ejector rod 9, so that the quality of molded parts is effectively improved.
although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. the utility model provides a guide vane wheel is with novel resin casting mould, includes backup pad (1) and guide vane wheel psammitolite (4), its characterized in that: the guide vane wheel sand core structure is characterized in that a clamping block (2) is fixedly mounted on a supporting plate (1), a limiting block (3) is arranged on the right side of the clamping block (2), the limiting block (3) is mounted on the supporting plate (1), a guide vane wheel sand core (4) is arranged on the supporting plate (1), the guide vane wheel sand core (4) is positioned on the right side of the limiting block (3), the top surface of the guide vane wheel sand core (4) is respectively provided with a main ejector rod (5) and a top dead head (6), a first chill (7) is arranged on the outer side of the main ejector rod (5), the first chill (7) is arranged on the top surface of the guide vane wheel sand core (4), a center dead head (8) is arranged in the center of the top of the guide vane wheel sand core (4), a first auxiliary ejector rod (9) is arranged on the top of the center dead head (8), a cross gate (10) is arranged on the, and the side riser (11) is arranged on the support plate (1), the bottom of the side riser (11) is provided with a second auxiliary ejector rod (12), a sprue (13) is arranged at the central position of the support plate (1), the sprue (13) is connected with the cross gate (10), and the bottom surface of the guide impeller sand core (4) is provided with a second chill (14).
2. the novel resin casting mold for the guide vane wheel according to claim 1, wherein: the number of the fixture blocks (2) is 4, the 4 fixture blocks (2) are uniformly distributed at four corners of the support plate (1), and the distance between the fixture blocks (2) is larger than the distance between the limiting blocks (3).
3. The novel resin casting mold for the guide vane wheel according to claim 1, wherein: the height of the limiting block (3) is larger than that of the clamping block (2), and the limiting block (3) is of a circular truncated cone-shaped structure.
4. The novel resin casting mold for the guide vane wheel according to claim 1, wherein: the main ejector rod (5) and the top riser (6) are aligned with each other relative to the longitudinal center line of the guide impeller sand core (4), and the main ejector rod (5) and the top riser (6) are communicated with the inner space of the guide impeller sand core (4).
5. The novel resin casting mold for the guide vane wheel according to claim 1, wherein: the first chilling block (7) and the second chilling block (14) are distributed on the guide vane wheel sand core (4) at equal angles respectively, and the guide vane wheel sand core (4) is made of phenolic urethane resin.
6. The novel resin casting mold for the guide vane wheel according to claim 1, wherein: the inner space of the horizontal pouring gate (10) is communicated with the inner spaces of the straight pouring gate (13) and the side risers (11), and the side risers (11) are distributed at the four corners of the horizontal pouring gate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264731.5U CN209753932U (en) | 2019-03-03 | 2019-03-03 | Novel resin casting mold for guide impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920264731.5U CN209753932U (en) | 2019-03-03 | 2019-03-03 | Novel resin casting mold for guide impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209753932U true CN209753932U (en) | 2019-12-10 |
Family
ID=68753295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920264731.5U Expired - Fee Related CN209753932U (en) | 2019-03-03 | 2019-03-03 | Novel resin casting mold for guide impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209753932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644577A (en) * | 2020-06-12 | 2020-09-11 | 内蒙古第一机械集团股份有限公司 | Casting method for moving wheel and fixed wheel of comprehensive transmission system of tracked vehicle |
-
2019
- 2019-03-03 CN CN201920264731.5U patent/CN209753932U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644577A (en) * | 2020-06-12 | 2020-09-11 | 内蒙古第一机械集团股份有限公司 | Casting method for moving wheel and fixed wheel of comprehensive transmission system of tracked vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 |