CN107008880A - A kind of forklift hub casting mould - Google Patents
A kind of forklift hub casting mould Download PDFInfo
- Publication number
- CN107008880A CN107008880A CN201710372687.5A CN201710372687A CN107008880A CN 107008880 A CN107008880 A CN 107008880A CN 201710372687 A CN201710372687 A CN 201710372687A CN 107008880 A CN107008880 A CN 107008880A
- Authority
- CN
- China
- Prior art keywords
- core
- mold core
- upper mold
- mould
- lower mold
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
Abstract
The invention discloses a kind of forklift hub casting mould, including upper mold core, lower mold core, left mould core, right mould core and base, lower mold core is fixed on base, left mould core, right mould core, upper mold core and the space of one closing in lower mold core besieged city, the space of the closing is that forklift hub casts core groove, it is characterised in that：The upper mold core middle position is provided with a through hole, the port of through hole is provided with valve, tracheae is installed in through hole, tracheae is connected with vacuum pumping pump, through hole is connected with forklift hub casting core groove, and the base and lower mold core are provided with inlet opening, and the port position of inlet opening is provided with one-way cock, feed tube is installed, feed tube is connected with liquid feeding pump in inlet opening.The present invention will not be involved in gas when producing wheel hub using extrusion process due to high-pressure jet, therefore be not in nonheat-treatable defect, and elongation is also unaffected.
Description
Technical field
The present invention relates to a kind of mould, more particularly to a kind of forklift hub casting mould.
Background technology
Forklift hub is the important feature part about fork truck traffic safety, its quality and reliability be not only related to vehicle and
Passengers inside the car and the security of goods and materials, and also affect the property such as the stationarity in vehicle travel process, maneuverability, comfortableness
Can, this require wheel hub have fatigue strength high, rigidity and elasticity are good, size and dimension precision is high, light weight the features such as.
And existing forklift hub casting technique is mainly gravitational casting and die casting.Produced and taken turns using gravity foundry technology
Hub, has the advantages that manufacturing process is simple, ripe, production efficiency is high, small investment.But due to no applied force, in order to be caused
Close casting, generally requires to utilize riser feeding, so the dead head of gravity casting hub is larger, product yield is low.Using pressure
Casting process produces wheel hub, with speed of production is fast, dimensional accuracy is high, the low advantage of surface roughness.But due to high-pressure jet volume
The gas that enters and it is mingled with Dispersed precipitate in casting, so die casting wheel hub can not improve intensity by being heat-treated, and elongation
It is low, poor reliability during use.
The content of the invention
In order to overcome the drawbacks described above that existing use extrusion process production wheel hub is present, the invention provides a kind of fork truck wheel
Hub casting mould, the mould will not be involved in gas when producing wheel hub using extrusion process due to high-pressure jet, therefore will not
There is nonheat-treatable defect, and elongation is also unaffected.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of forklift hub casting mould, including upper mold core, lower mold core, left mould core, right mould core and base, lower mold core are fixed on bottom
On seat, left mould core, right mould core, upper mold core and the space of one closing in lower mold core besieged city, the space of the closing is that forklift hub is cast
Core groove, it is characterised in that：The upper mold core middle position is provided with a through hole, and the port of through hole is provided with valve, through hole
Tracheae is inside installed, tracheae is connected with vacuum pumping pump, and through hole is connected with forklift hub casting core groove, and the base and lower mold core are set
Be equipped with inlet opening, the port position of inlet opening, which is provided with one-way cock, inlet opening, is provided with feed tube, feed tube be connected with into
Liquid pump.
The left side and right side of the base are provided with track, and left mould core and right mould core are installed in orbit, left mould core and the right side
Core rod is connected with cylinder, and cylinder is arranged on base.
It is provided with the upper mold core in horizontal concrete chute, left mould core and right mould core insertion horizontal concrete chute, the horizontal concrete chute
Both sides polylith retaining groove plate is installed, retaining groove plate is arranged in upper mold core by axle, and axle is arranged in upper mold core, and retaining groove sleeve-board connects
Many spiral springs are socketed with axle, on axle, spiral spring one end is connected on retaining groove plate, and one end is connected on axle, a retaining groove plate is matched somebody with somebody
If a spiral spring.
Multiple rectangular ventilation grooves are provided with the left mould core and right mould core.
The upper mold core, lower mold core, the surface of left mould core and right mould core are provided with ceramic layer.
The thickness of the ceramic layer is 3~5.5mm.
Compared with prior art, the present invention has advantages below：
1st, the present invention includes upper mold core, lower mold core, left mould core, right mould core and base, and lower mold core is fixed on base, left mould core,
The space of right mould core, upper mold core and one closing in lower mold core besieged city, the space of the closing casts core groove for forklift hub, and its feature exists
In：The upper mold core middle position is provided with a through hole, and the port of through hole, which is provided with valve, through hole, is provided with tracheae,
Tracheae is connected with vacuum pumping pump, and through hole is connected with forklift hub casting core groove, and the base and lower mold core are provided with inlet opening, enter
The port position of fluid apertures, which is provided with one-way cock, inlet opening, is provided with feed tube, and feed tube is connected with liquid feeding pump.The present invention exists
In use, starting vacuum pumping pump, the forklift hub casting core groove that upper mold core, lower mold core, left mould core and right mould core are surrounded is vacuumized,
Then liquid pressing is sent into forklift hub with liquid feeding pump by feed tube to cast in core groove, due to forklift hub casting core groove
Vacuumize, without air, forklift hub is sent to by pressurization and casts the gas that the jet in core groove would not be involved in, gas will not
It is mingled with Dispersed precipitate in casting, so die casting wheel hub can be to improve intensity by being heat-treated, therefore elongation will not be by
Influence, reliability is guaranteed during use.
2nd, the left side and right side of base of the present invention are provided with track, and left mould core and right mould core are installed in orbit, left mould core
Cylinder is connected with right mould core, cylinder is arranged on base.By controlling cylinder to control left mould core and right core slide, change
Become the size that forklift hub casts core groove, the forklift hub of plurality of specifications, reduction casting enterprise can be thus cast with one set of die
The casting cost of industry.
3rd, it is provided with upper mold core of the present invention in horizontal concrete chute, left mould core and right mould core insertion horizontal concrete chute, the transverse direction
The both sides of chute are provided with polylith retaining groove plate, and retaining groove plate is arranged in upper mold core by axle, and axle is arranged in upper mold core, retaining groove plate
It is socketed on axle, many spiral springs is socketed with axle, spiral spring one end is connected on retaining groove plate, and one end is connected on axle, a retaining groove
Plate arranges a spiral spring.Horizontal concrete chute is blocked by the effect of frid, it is to avoid liquid is entered in horizontal concrete chute, burr occurs.
When sliding left and right core rod, after the core slide of left and right, baffle plate groove can be covered by retaining groove plate in the presence of spiral spring.
4th, multiple rectangular ventilation grooves are provided with left mould core and right mould core of the present invention.By the effect of rectangular ventilation groove, increase
The big surface area of left and right core rod, is conducive to the external radiating of left and right core rod, cooling effect is more preferably, more efficient.
5th, the surface of upper mold core of the present invention, lower mold core, left mould core and right mould core is provided with ceramic layer.Pass through the work of ceramic layer
With upper mold core and lower mold core are more smooth, cast out the product external surfaces better quality come, shorten beating for follow-up polishing operation
Time consuming, improves the production efficiency of forklift hub.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention
Fig. 2 is the mounting structure schematic diagram of retaining groove plate；
Fig. 3 is the mounting structure schematic diagram for having core rod and upper mold core.
Marked in figure：1st, upper mold core, 2, lower mold core, 3, left mould core, 4, right mould core, 5, base, 6, through hole, 7, valve, 8,
Tracheae, 9, vacuum pumping pump, 10, forklift hub casting core groove, 11, inlet opening, 12, one-way cock, 13, cylinder, 14, retaining groove plate, 15,
Axle, 16, spiral spring, 17, rectangular ventilation groove, 18, horizontal concrete chute.
Embodiment
Invention shape is further described with reference to embodiment, described embodiment is only a part of the invention
Embodiment, is not whole embodiments.Based on embodiments of the invention, one of ordinary skill in the art is not making wound
Other embodiments used obtained under the premise of the property made work, belong to protection scope of the present invention.
Embodiment 1
The present embodiment includes upper mold core 1, lower mold core 2, left mould core 3, right mould core 4 and base 5, and lower mold core 2 is fixed on base 5,
Left mould core 3, right mould core 4, upper mold core 1 and the space of one closing in the besieged city of lower mold core 2, the space of the closing casts core for forklift hub
Groove 10, it is characterised in that：The middle position of upper mold core 1 is provided with a through hole 6, and the port of through hole 6 is provided with valve 7,
Tracheae 8 is installed, tracheae 8 is connected with vacuum pumping pump 9, and through hole 6 is connected with forklift hub casting core groove 10, the base in through hole
5 and lower mold core 2 be provided with inlet opening 11, the port position of inlet opening 11, which is provided with one-way cock 12, inlet opening 11, to be provided with
Feed tube, feed tube is connected with liquid feeding pump.The present embodiment when in use, starts vacuum pumping pump, by upper mold core, lower mold core, left mould
The forklift hub casting core groove that core and right mould core are surrounded is vacuumized, and liquid pressing then is sent into fork with liquid feeding pump by feed tube
In wheel hub casting core groove, because forklift hub casting core groove is evacuated, without air, forklift hub is sent to by pressurization and cast
The gas that jet in core groove would not be involved in, gas will not be mingled with Dispersed precipitate in casting, so die casting wheel hub can be with
Intensity is improved by being heat-treated, therefore elongation is unaffected, reliability is guaranteed during use.
Embodiment 2
On the basis of embodiment 1, the left side and right side of the present embodiment base 5 are provided with track, and left mould core 3 and right mould core 4 are pacified
In orbit, left mould core 3 and right mould core 4 are connected with cylinder 13 to dress, and cylinder 13 is arranged on base 5.By controlling cylinder can be with
Left mould core and right core slide are controlled, changes the size that forklift hub casts core groove, thus can cast a variety of with one set of die
The forklift hub of specification, reduces the casting cost of foundry enterprise.
Embodiment 3
Horizontal concrete chute 18 is being provided with the basis of embodiment 1 in the present embodiment upper mold core 1, left mould core 3 and right mould core 4 insert horizontal stroke
Into chute 18, the both sides of the horizontal concrete chute 18 are provided with polylith retaining groove plate 14, and retaining groove plate 14 is arranged on upper mould by axle 15
On core 1, axle 15 is arranged in upper mold core 1, and retaining groove plate 14 is socketed on axle 15, and many spiral springs 16, spiral spring 16 are socketed with axle 15
One end is connected on retaining groove plate 14, and one end is connected on axle 15, and a retaining groove plate 14 arranges a spiral spring 16.Pass through the work of frid
With blocking horizontal concrete chute, it is to avoid liquid is entered in horizontal concrete chute, burr occurs.When sliding left and right core rod, in left and right mould
After core is slided, baffle plate groove can be covered by retaining groove plate in the presence of spiral spring.
Embodiment 4
On the basis of embodiment 1, multiple rectangular ventilation grooves 17 are provided with the present embodiment left mould core 3 and right mould core 4.Pass through square
The effect of shape ventilation slot, increases the surface area of left and right core rod, is conducive to the external radiating of left and right core rod, and cooling effect is more preferable,
It is more efficient.
Embodiment 5
On the basis of embodiment 1, the present embodiment upper mold core 1, lower mold core 2, the surface of left mould core 3 and right mould core 4 are provided with pottery
Enamel coating.By the effect of ceramic layer, upper mold core and lower mold core are more smooth, cast out the product external surfaces better quality come, contracting
The short polishing time of follow-up polishing operation, improve the production efficiency of forklift hub.
The thickness of ceramic layer is 3~5.5mm.
Claims (6)
1. a kind of forklift hub casting mould, including upper mold core, lower mold core, left mould core, right mould core and base, lower mold core are fixed on
On base, left mould core, right mould core, upper mold core and the space of one closing in lower mold core besieged city, the space of the closing is forklift hub
Cast core groove, it is characterised in that：The upper mold core middle position is provided with a through hole, and the port of through hole is provided with valve, leads to
Tracheae is installed, tracheae is connected with vacuum pumping pump, and through hole is connected with forklift hub casting core groove, the base and lower mold core in hole
Inlet opening is provided with, the port position of inlet opening, which is provided with one-way cock, inlet opening, is provided with feed tube, and feed tube is connected with
Liquid feeding pump.
2. a kind of forklift hub casting mould according to claim 1, it is characterised in that：The left side and right side of the base
Track is provided with, left mould core and right mould core are installed in orbit, left mould core and right mould core are connected with cylinder, and cylinder is arranged on base
On.
3. a kind of forklift hub casting mould according to claim 1, it is characterised in that：Horizontal stroke is provided with the upper mold core
To chute, in left mould core and right mould core insertion horizontal concrete chute, the both sides of the horizontal concrete chute are provided with polylith retaining groove plate, retaining groove plate
It is arranged on by axle in upper mold core, axle is arranged in upper mold core, and retaining groove sleeve-board is connected on axle, and many spiral springs, snail are socketed with axle
Spring one end is connected on retaining groove plate, and one end is connected on axle, and a retaining groove plate arranges a spiral spring.
4. a kind of forklift hub casting mould according to claim 1, it is characterised in that：On the left mould core and right mould core
It is provided with multiple rectangular ventilation grooves.
5. a kind of forklift hub casting mould according to claim 1, it is characterised in that：The upper mold core, lower mold core, a left side
The surface of core rod and right mould core is provided with ceramic layer.
6. a kind of forklift hub casting mould according to claim 5, it is characterised in that：The thickness of the ceramic layer is 3
~5.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372687.5A CN107008880A (en) | 2017-05-24 | 2017-05-24 | A kind of forklift hub casting mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372687.5A CN107008880A (en) | 2017-05-24 | 2017-05-24 | A kind of forklift hub casting mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107008880A true CN107008880A (en) | 2017-08-04 |
Family
ID=59452370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372687.5A Pending CN107008880A (en) | 2017-05-24 | 2017-05-24 | A kind of forklift hub casting mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107008880A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108080578A (en) * | 2018-02-24 | 2018-05-29 | 李政 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
| CN108247003A (en) * | 2017-12-28 | 2018-07-06 | 安徽东升精密铸钢件有限公司 | A kind of orientable casting mould |
| CN110285460A (en) * | 2019-06-28 | 2019-09-27 | 扬州大学 | A kind of purifying oil fume venturi air draft switching device and its manufacturing method |
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2017
- 2017-05-24 CN CN201710372687.5A patent/CN107008880A/en active Pending
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| JPH02290659A (en) * | 1990-04-26 | 1990-11-30 | Ube Ind Ltd | Vertical type injection apparatus |
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| JPH06179045A (en) * | 1992-12-10 | 1994-06-28 | Hitachi Metals Ltd | Casting die |
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| CN101704087A (en) * | 2009-11-27 | 2010-05-12 | 清华大学 | Vacuum die-casting mould sealing structure |
| CN104907523A (en) * | 2015-04-22 | 2015-09-16 | 美诺精密压铸(上海)有限公司 | Exhaust core structure and vacuum die-casting system |
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Non-Patent Citations (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108247003A (en) * | 2017-12-28 | 2018-07-06 | 安徽东升精密铸钢件有限公司 | A kind of orientable casting mould |
| CN108080578A (en) * | 2018-02-24 | 2018-05-29 | 李政 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
| CN110285460A (en) * | 2019-06-28 | 2019-09-27 | 扬州大学 | A kind of purifying oil fume venturi air draft switching device and its manufacturing method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170804 |