CN209094469U - A kind of front hub precoated sand mold - Google Patents
A kind of front hub precoated sand mold Download PDFInfo
- Publication number
- CN209094469U CN209094469U CN201821749326.4U CN201821749326U CN209094469U CN 209094469 U CN209094469 U CN 209094469U CN 201821749326 U CN201821749326 U CN 201821749326U CN 209094469 U CN209094469 U CN 209094469U
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- China
- Prior art keywords
- front hub
- punch
- pin
- cavity plate
- sand
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Abstract
A kind of front hub precoated sand mold, it includes: that it includes front hub upper casing, front hub lower casing, first running channel, second running channel, front hub upper casing and front hub lower casing respectively include punch-pin and are detachably arranged at the cavity plate of punch-pin lower part, the relative inner of punch-pin and cavity plate, which respectively corresponds, is provided with sand model cavity, the first running channel is detachably provided between the cavity plate and punch-pin of front hub upper casing, the second running channel is detachably provided between the cavity plate and punch-pin of front hub lower casing, the side of front hub upper casing and front hub lower casing, which respectively corresponds to be provided with, penetrates Sha Kou, it penetrates sand mouth and is communicated by sand shot channel with sand model cavity, the other side of front hub upper casing and front hub lower casing is provided with heating gate and temperature-measuring port, heating gate extends transversely through the lower part that punch-pin and cavity plate is arranged in, heating gate and the interspersed setting of temperature-measuring port, it further include thimble mouth, thimble mouth longitudinally passes through respectively It wears and sets on front hub upper casing and front hub lower casing.
Description
Technical field
The utility model relates to a kind of mold, especially a kind of front hub precoated sand mold.
Background technique
Metal parts that front hub is the drum-shaped that exterior feature supports tire in tire, that center is on axis.It is called wheel rim, steel
Circle, wheel, tire bell.The manufacturing method of traditional front hub includes forging method and low pressure microcast process, and forging method is by monolith
Aluminium ingot direct extrusion forming on mold by the press machine of kiloton, the front hub that the method forges intensity with higher, but
It is that production efficiency is lower.Low pressure microcast process is the hot investment casting under the low pressure of 0.1Mpa, the formability of this forging type
It is good, but production efficiency is lower, higher cost.
Precoated sand casting technique be produced using precoated sand with the consistent sand mold of casting profile, then using sand mold as mold
It is poured.The casting technique is generally used for the more complicated part of molding structure, such as the casting of front hub.The inside of front hub
Structure is complex, and the protrusion and groove of different decorative patterns are additionally provided on outer surface, is suitble to use precoated sand moulding process.Cause
This, how making a kind of front hub precoated sand mold and just becoming has technical problem to be solved.
Utility model content
The utility model is based on above-mentioned technical problem, a kind of front hub precoated sand mold is proposed, with the prior art
It compares, the utility model can be used in forming the overlay film sand mold of front hub, which can effectively improve the casting of front hub
Quality is made, and casts front hub using it and is not required to accurate casting technique, manufacturing process is simpler, high production efficiency, product
Precision is high, considerably reduces the production cost of front hub.
In view of this, it includes: front hub upper casing, front-wheel the utility model proposes a kind of front hub precoated sand mold
Hub lower casing, the first running channel, the second running channel, the front hub upper casing and the front hub lower casing respectively include punch-pin and removable
Unload the cavity plate that the punch-pin lower part is set, the relative inner of the punch-pin and the cavity plate, which respectively corresponds, is provided with sand
Model cavity is detachably provided with described first and pours between the cavity plate and the punch-pin of the front hub upper casing
Road is detachably provided with second running channel, institute between the cavity plate and the punch-pin of the front hub lower casing
The side of the front hub upper casing and the front hub lower casing stated, which respectively corresponds to be provided with, penetrates Sha Kou, and described penetrates sand mouth by penetrating
Husky channel is communicated with the sand model cavity, and the other side of the front hub upper casing and the front hub lower casing, which is provided with, to be added
Hot mouth and temperature-measuring port, the heating gate extend transversely through the lower part that the punch-pin and the cavity plate is arranged in, and described adds
Hot mouth and the interspersed setting of the temperature-measuring port, further include thimble mouth, the thimble mouth is longitudinally described through being arranged in respectively
On front hub upper casing and the front hub lower casing.
In the technical scheme, the first running channel is mounted in the sand model cavity of front hub upper casing cavity plate, by punch-pin button
It closing at the top of cavity plate, is installed along on sand shot machine, the precoated sand mixed is blown by pressure and is penetrated in sand mouth by sand shot machine,
Gradually sand model cavity is filled up into the precoated sand penetrated in sand mouth, then passes through high temperature for the phenolic aldehyde tree in the intracavitary precoated sand of sand mo(u)ld type
Rouge softening, melting, then cool down, make precoated sand coagulation forming, make punch-pin finally by the thimble in thimble mouth, remove recessed
Mould, taking out running channel both can be obtained upper casing sand mo(u)ld；Second running channel is mounted in the sand model cavity of front hub lower casing cavity plate, according to upper
The step of shell, obtains lower casing sand mo(u)ld；Upper casing sand mo(u)ld and lower casing sand mo(u)ld are fitted together, before being cast out finally by foundry engieering
Wheel hub.Front hub precoated sand mold whole design is reasonable, can disposably complete the production to front hub sand mo(u)ld, manufacturing process letter
It is single, reduce machining amount, high production efficiency has saved material and cost of labor.
In the above-mentioned technical solutions, it is preferred that described to penetrate sand mouth point diameter to the rear end Sha Kou diameter is penetrated be gradually to increase
Greatly.
In the technical scheme, it is preferred that precoated sand can be convenient for enter, and sand mo(u)ld type is intracavitary, and reduction casting flaw improves
Qualified casting.
In the above-mentioned technical solutions, it is preferred that the outer surface of the punch-pin and the cavity plate is coated with erosion resistant coating.
In the technical scheme, it is preferred that the outer surface of punch-pin and cavity plate is coated with erosion resistant coating, has good electricity absolutely
Edge and water-resisting property have stronger adhesive force with die surface, are resistant to chemical depletion, there is certain mechanical strength.
In the above-mentioned technical solutions, it is preferred that the opposite exterior lateral sides of the punch-pin and the cavity plate are additionally provided with reinforcement
Layer.
In the technical scheme, it is preferred that the opposite exterior lateral sides of punch-pin and cavity plate are additionally provided with enhancement layer, increase mold
Integral strength keeps mold not easily damaged, extends the service life of mold.
In the above-mentioned technical solutions, it is preferred that the punch-pin and the cavity plate are made of steel material.
In the technical scheme, it is preferred that punch-pin and cavity plate are made of steel material, keep mold durable.
The utility model knot proposes a kind of front hub precoated sand mold, and compared with prior art, the utility model can
For forming the overlay film sand mold of front hub, which can effectively improve the castability of front hub, and use its casting
It makes front hub and is not required to accurate casting technique, manufacturing process is simpler, high production efficiency, and Product Precision is high, considerably reduces
The production cost of front hub.
Detailed description of the invention
Fig. 1 shows the punch structure schematic diagram of the utility model front hub upper casing；
Fig. 2 shows the cavity die structure schematic diagrames of the utility model front hub upper casing；
Fig. 3 shows the first pouring gate structure schematic diagram of the utility model；
Fig. 4 shows the punch structure schematic diagram of the utility model front hub lower casing；
Fig. 5 shows the cavity die structure schematic diagram of the utility model front hub lower casing；
Fig. 6 shows the second pouring gate structure schematic diagram of the utility model；
In figure: 1 front hub upper casing, 2 front hub lower casings, 3 first running channels, 4 second running channels, 5 punch-pin, 6 cavity plates, 7 sand mo(u)ld types
Sha Kou, 9 sand shot channels, 10 heating gates, 11 temperature-measuring ports, 12 thimble mouths, 13 erosion resistant coatings, 14 enhancement layers are penetrated in chamber, 8.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by following public content.
The technical solution of the utility model is described further below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of front hub precoated sand mold, it includes: front hub upper casing
1, front hub lower casing 2, the first running channel 3, the second running channel 4, the front hub upper casing 1 wrap respectively with the front hub lower casing 2
The cavity plate 6 for including punch-pin 5 and being detachably arranged at 5 lower part of punch-pin, the punch-pin 5 and the cavity plate 6 relatively in
Side, which respectively corresponds, is provided with sand model cavity 7, removable between the cavity plate 6 and the punch-pin 5 of the front hub upper casing 1
It unloads and is provided with first running channel 3, it is detachable between the cavity plate 6 and the punch-pin 5 of the front hub lower casing 2
It is provided with second running channel 4, the side of the front hub upper casing 1 and the front hub lower casing 2 respectively corresponds setting
Penetrate sand mouth 8, the sand mouth 8 of penetrating is communicated by sand shot channel 9 with the sand model cavity 7, the front hub upper casing 1 and
The other side of the front hub lower casing 2 is provided with heating gate 10 and temperature-measuring port 11, and the heating gate 10 extends transversely through setting
In the lower part of the punch-pin 5 and the cavity plate 6, the heating gate 10 and the interspersed setting of the temperature-measuring port 11 are also wrapped
Thimble mouth 12 is included, the thimble mouth 12 longitudinally runs through respectively to be arranged under the front hub upper casing 1 and the front hub
On shell 2.
It is described that penetrate 8 point diameter of sand mouth to 8 rear end diameter of sand mouth is penetrated be to be gradually increased.The punch-pin 5 and described
The outer surface of cavity plate 6 is coated with erosion resistant coating 13.The opposite exterior lateral sides of the punch-pin 5 and the cavity plate 6 are additionally provided with reinforcement
Layer 14.The punch-pin 5 and the cavity plate 6 are made of steel material.
In use, the first running channel 3 is mounted in the sand model cavity 7 of 1 cavity plate 6 of front hub upper casing, by punch-pin 5
It is fastened on 6 top of cavity plate, is installed along on sand shot machine, the precoated sand mixed is blown by pressure and penetrates Sha Kou by sand shot machine
In 8, gradually sand model cavity 7 is filled up into the precoated sand penetrated in sand mouth 8, then will be in precoated sand in sand model cavity 7 by high temperature
Phenolic resin softening, melting, then cool down, make precoated sand coagulation forming, made finally by the thimble in thimble mouth 12 convex
Mould 5 removes cavity plate 6, and taking out the first running channel 3 both can be obtained upper casing sand mo(u)ld；Second running channel 4 is mounted on 2 cavity plate 6 of front hub lower casing
Sand model cavity 7 in, according to the step of upper casing obtain lower casing sand mo(u)ld；Upper casing sand mo(u)ld and lower casing sand mo(u)ld are fitted together, finally
Front hub is cast out by foundry engieering.Front hub precoated sand mold whole design is reasonable, can disposably complete to front hub
The production of sand mo(u)ld, manufacturing process is simple, reduces machining amount, and high production efficiency has saved material and cost of labor.
Further, penetrating 8 point diameter of sand mouth to 8 rear end diameter of sand mouth is penetrated is to be gradually increased, and enters sand convenient for precoated sand
In model cavity 7, casting flaw is reduced, qualified casting is improved.The outer surface of punch-pin 5 and cavity plate 6 is coated with erosion resistant coating 13,
With good electrical insulating property and water-resisting property, there is stronger adhesive force with die surface, be resistant to chemical depletion, there is certain machinery
Intensity.The opposite exterior lateral sides of punch-pin 5 and cavity plate 6 are additionally provided with enhancement layer 14, increase the integral strength of mold, make mold not vulnerable to
Damage, extends the service life of mold.Punch-pin 5 and cavity plate 6 are made of steel material, keep mold durable.
The technical solution of the utility model is had been described in detail above with reference to the accompanying drawings, the utility model knot proposes a kind of front-wheel
Hub precoated sand mold, compared with prior art, the utility model can be used in forming the overlay film sand mold of front hub, the overlay film sand mold
The castability of front hub can be effectively improved, and casts front hub using it and is not required to accurate casting technique, manufacturing process
Relatively simple, high production efficiency, Product Precision is high, considerably reduces the production cost of front hub.
Above-described is only the preferred embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of front hub precoated sand mold, it is characterised in that: it includes front hub upper casing, front hub lower casing, the first running channel,
Two running channels, the front hub upper casing and the front hub lower casing respectively include punch-pin and are detachably arranged at the punch-pin
The relative inner of the cavity plate of lower part, the punch-pin and the cavity plate, which respectively corresponds, is provided with sand model cavity, the front-wheel
First running channel, the front hub lower casing are detachably provided between the cavity plate and the punch-pin of hub upper casing
The cavity plate and the punch-pin between be detachably provided with second running channel, the front hub upper casing with it is described
The side of front hub lower casing respectively correspond to be provided with and penetrate Sha Kou, the sand mouth of penetrating passes through sand shot channel and the sand mo(u)ld type
Chamber communicates, and the other side of the front hub upper casing and the front hub lower casing is provided with heating gate and temperature-measuring port, described
Heating gate extends transversely through the lower part that the punch-pin and the cavity plate is arranged in, and the heating gate is worn with the temperature-measuring port
Plug and set, further include thimble mouth, the thimble mouth respectively longitudinally through be arranged in the front hub upper casing and it is described before
On wheel hub lower casing.
2. front hub precoated sand mold according to claim 1, it is characterised in that: the described sand mouth point diameter of penetrating is to penetrating
The rear end Sha Kou diameter is to be gradually increased.
3. front hub precoated sand mold according to claim 1, it is characterised in that: the punch-pin and the cavity plate
Outer surface is coated with erosion resistant coating.
4. front hub precoated sand mold according to claim 1, it is characterised in that: the punch-pin and the cavity plate
Opposite exterior lateral sides are additionally provided with enhancement layer.
5. front hub precoated sand mold according to claim 1, it is characterised in that: the punch-pin and the cavity plate by
Steel material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749326.4U CN209094469U (en) | 2018-10-26 | 2018-10-26 | A kind of front hub precoated sand mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821749326.4U CN209094469U (en) | 2018-10-26 | 2018-10-26 | A kind of front hub precoated sand mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209094469U true CN209094469U (en) | 2019-07-12 |
Family
ID=67156748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821749326.4U Expired - Fee Related CN209094469U (en) | 2018-10-26 | 2018-10-26 | A kind of front hub precoated sand mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209094469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128027A (en) * | 2018-10-26 | 2019-01-04 | 禹州市昆仑模具有限公司 | A kind of front hub precoated sand mold |
-
2018
- 2018-10-26 CN CN201821749326.4U patent/CN209094469U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128027A (en) * | 2018-10-26 | 2019-01-04 | 禹州市昆仑模具有限公司 | A kind of front hub precoated sand mold |
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|---|---|---|---|
| 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: 20190712 Termination date: 20201026 |