CN211191879U - Gold type casting mould with water/rising head shutdown mechanism - Google Patents
Gold type casting mould with water/rising head shutdown mechanism Download PDFInfo
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- CN211191879U CN211191879U CN201921169262.5U CN201921169262U CN211191879U CN 211191879 U CN211191879 U CN 211191879U CN 201921169262 U CN201921169262 U CN 201921169262U CN 211191879 U CN211191879 U CN 211191879U
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- die cavity
- cutter
- rising head
- hole section
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Abstract
The utility model discloses a golden mould casting mould with water/rising head shutdown mechanism, including relative movable mould and the cover half that sets up, be formed with between movable mould and the cover half and erect the water, cross gate and a plurality of product die cavity and rising head die cavity, be equipped with easy disconnected groove formation portion between product die cavity and the rising head die cavity, be equipped with easy disconnected runner between product die cavity and the cross gate, be equipped with two shutdown mechanism on the lateral wall of cover half, two shutdown mechanism are relative with each rising head die cavity and cross gate respectively, be equipped with on the cover half lateral wall a plurality of relative and communicating cutter arbor hole with each rising head die cavity or cross gate, shutdown mechanism includes the main mounting panel and respectively the rigid coupling at the power connecting rod and a plurality of cutter arbor of cutting of main mounting panel both sides, each cuts the cutter arbor hole that the cutter arbor inserted. The shearing cutter rod of the die can instantly act to cut off the easily broken inlet gate and the riser under the action of external force, so that the casting product is actively separated from the pouring gate and the riser, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to golden casting mould with water/rising head shutdown mechanism.
Background
In the existing cast iron (such as gray cast iron and nodular cast iron) industry, metal mold (referred to as metal mold for short) casting and sand mold casting are the two most common casting and molding modes, and both the two modes are suitable for batch production of iron product blanks. But along with the more and more strict national control on environmental protection and energy saving, the problems of large dust, more equipment, high noise and the like in sand casting become more prominent. In contrast, the use of metal molds in the foundry industry has shown its advantages again, for example: raw materials such as molding sand, bentonite and the like are not purchased and stored; no sand handling equipment is purchased and maintained; the casting does not need to be cleaned during production, so that no dust is generated to pollute the environment; the reduction in equipment means that the demand for electrical energy is also reduced.
However, as shown in fig. 1, in the conventional metal casting mold, when the mold is opened, the runner (including the vertical runner 3 and the horizontal runner 4), the product 23, and the feeder 24 are ejected integrally, and after cooling, the runner and the feeder 24 need to be manually cut off to obtain an independent product 23, so that a specific position needs to be set to correspond to the cutting-off operation of the runner/feeder 24, which not only reduces the production efficiency, but also increases the production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gold type casting mould with water/rising head shutdown mechanism to solve the problem that proposes among the above-mentioned background art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a golden mould casting mould with water/rising head shutdown mechanism, is including relative movable mould and the cover half that sets up, be formed with erector runner, cross gate and a plurality of product die cavity and rising head die cavity between movable mould and the cover half, be equipped with easy broken trough forming portion between product die cavity and the rising head die cavity, be equipped with easily disconnected ingoing runner between product die cavity and the cross gate, be equipped with two shutdown mechanism on the lateral wall of cover half, two shutdown mechanism is relative with each rising head die cavity and cross gate respectively, be equipped with a plurality ofly on the cover half lateral wall relative and communicating cutter arbor hole with each rising head die cavity or cross gate, shutdown mechanism includes the main mounting panel and respectively the rigid coupling in the power connecting rod and a plurality of cutter arbor hole of main mounting panel both sides, each the cutter arbor inserts the cutter arbor hole that corresponds.
Further, the shearing cutter rod comprises a cutter rod main body and a shearing part connected to the front end of the cutter rod main body, and the cutter rod hole comprises a first hole section matched with the cutter rod main body and a second hole section matched with the shearing part.
Furthermore, the first hole section comprises a front first hole section close to the second hole section and a rear first hole section close to the outer side wall of the fixed die, the aperture of the rear first hole section is larger than that of the front first hole section, a directional guide sleeve is arranged in the rear first hole section, and the directional guide sleeve is sleeved on the cutter bar main body.
Furthermore, an annular bulge is arranged on the peripheral wall of the cutter bar main body, the directional guide sleeve is positioned on one side, close to the shearing part, of the annular bulge, and a main limiting gap is arranged between the annular bulge and the directional guide sleeve.
Furthermore, an auxiliary limiting gap is arranged between the front end of the cutter bar main body and the end face of the front first hole section, and the auxiliary limiting gap is 0.3mm longer than the main limiting gap.
Further, the one end that first hole section is close to the cover half lateral wall is equipped with the locating piece mounting groove, be fixed with the cutter arbor locating piece on the locating piece mounting groove, the cutter arbor locating piece cover is established in the cutter arbor main part and is located one side that the annular bulge is close to cutter arbor main part rear end.
Further, the cutting portion is rectangular parallelepiped.
Further, still include reset structure, reset structure includes a plurality of reset spring, be equipped with a plurality of spring mounting holes on the lateral wall of cover half, each reset spring installs respectively in corresponding spring mounting hole, each reset spring's both ends respectively with the side butt of the inner terminal surface in spring mounting hole and main mounting panel.
And the power connecting rods of the two cutting mechanisms are fixedly connected with the power connecting plates respectively, and the power connecting plates are connected with an external power source.
Further, two sides of the easy-breaking groove forming part are pointed bulges.
Has the advantages that: when the die is closed, the molten iron is fully poured into a product cavity and then waits for a certain period of time, at the moment, the contact surface of the molten iron and the die is hardened and shaped, the center of the molten iron is still in a sticky liquid state, at the moment, the shearing cutter bar instantaneously acts under the action of external force to cut off the gate and the riser which are easy to break and retract to finish the cutting off work, the casting tissue state cannot be bonded into a whole again at the moment, and the casting product is taken out until the die is opened, so that the casting product is actively separated from the pouring gate and the riser, and the production efficiency is improved.
Drawings
The invention is further described with reference to the following figures and examples:
FIG. 1 is a diagram showing an open state of a conventional metal mold casting die;
fig. 2 is a schematic perspective view of the present invention (the cutting mechanism opposite to the riser cavity is not shown);
fig. 3 is a front view of the present invention (the shut-off mechanism opposite the riser cavity is not shown);
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view B-B of FIG. 3 (the shut-off mechanism opposite the feeder cavity is not shown);
fig. 6 is a schematic perspective view of a shearing blade bar of the present invention;
fig. 7 is a side view of the middle shearing blade bar of the present invention.
Detailed Description
Referring to fig. 2 to 5, the utility model relates to a gold mold casting mold with a sprue/riser shut-off mechanism, which comprises a movable mold 1 and a fixed mold 2 which are oppositely arranged, wherein a vertical sprue 3, a horizontal sprue 4, a plurality of product cavities 5 and riser cavities 6 are formed between the movable mold 1 and the fixed mold 2, the upper end of each product cavity 5 is communicated with the corresponding riser cavity 6, the lower end is respectively communicated with the horizontal sprue 4, the upper end of the vertical sprue 3 is communicated with a sprue cup, the lower end is communicated with the horizontal sprue 4, the sprue cup is formed by sprue blocks arranged on the top of the movable mold 1 and the top of the fixed mold 2, an easily-broken riser forming part 7 is arranged between the product cavity 5 and the riser cavity 6, an easily-broken sprue 8 is arranged between the product cavity 5 and the horizontal sprue 4, two shut-off mechanisms are arranged on the outer side wall of the fixed mold 2, the two shut-off mechanisms are respectively opposite to each riser cavity 6 and the horizontal sprue 4, a plurality of cutter arbor holes which are opposite, the shutdown mechanism includes main mounting panel 9 and respectively the rigid coupling at the power connecting rod 10 and a plurality of shearing cutter arbor 11 of main mounting panel 9 both sides, preferably, power connecting rod 10 and shearing cutter arbor 11 are all fixed on main mounting panel 9 through bolted connection, each shearing cutter arbor 11 inserts the corresponding cutter arbor hole, power connecting rod 10 is connected with outside power supply, can apply power connecting rod 10 with kinetic energy in the short time like with hydraulic cylinder and eccentric cam etc. again, can separate rapidly when needs disconnection, from not influencing the power supply of other operation actions.
When the mold is closed, after the product cavity 5 is filled with molten iron, waiting for a certain time, such as 2 to 10 seconds (the specific time needs to be determined according to the size of a cast product and the cooling condition), at the moment, the contact surface of the molten iron and the mold is hardened and shaped, the center of the molten iron is still in a sticky liquid state, at the moment, the shearing cutter bar 11 instantaneously acts under the action of external force to cut off the easy-breaking inlet gate 8 and the riser 24 and withdraws to complete the cutting operation, and at the moment, the structure state of the cast product can not be bonded into a whole again until the mold is opened to take out the cast product, so that the cast product is actively separated from the runner and the riser 24, and the production efficiency is.
Preferably, the main mounting plate 9 is made of high-strength and high-toughness steel such as SKD11 to have good stress capability, and its main function is to connect the plurality of shearing bars 11 together to ensure the consistent shearing action of the plurality of shearing bars 11 when a force is applied. In addition, the die further comprises a power connecting plate, the power connecting rods 10 of the two cutting mechanisms are fixedly connected with the power connecting plate respectively, and the power connecting plate is connected with an external power source, so that the consistency of the two cutting mechanisms is ensured.
Preferably, both sides of the groove forming part 7 are pointed protrusions, and the distance between the pointed protrusions is preferably 3.5-6 mm, which depends on the size of the product. After casting, a product 23 and a riser 24 are respectively formed in the product cavity 5 and the riser cavity 6, and a connecting part of the product 23 and the riser 24 is formed with a breakable groove at both sides through the breakable groove forming part 7, so that the shearing tool bar 11 pushes the connecting part of the product 23 and the riser 24 to break, thereby separating the product 23 and the riser 24. Similarly, the thickness of the section of the easy-breaking inlet gate 8 is designed to be 3.5-6 mm, and the thickness is also determined according to the size of the product, so that the pouring channel (comprising the vertical pouring channel 3 and the horizontal pouring channel 4) is conveniently separated from the product 23.
As a preferred aspect of the present invention, referring to fig. 6 and 7, the shearing bar 11 includes a bar body 12 and a shearing portion 13 connected to the front end of the bar body 12, wherein the shearing portion 13 is rectangular, the specific size of the shearing portion 13 is determined with reference to the length and width of the runner and the riser 24, and in order to enhance the rigidity and strength of the shearing bar 11 to meet the shearing requirement, the material thereof needs to be made of high-strength steel. In addition, in order to cooperate with the action of the shearing tool shank 11, the tool shank bore is designed to comprise a first bore section adapted to the tool shank body 12 and a second bore section 16 adapted to the shearing portion 13. Specifically, the first hole section comprises a front first hole section 14 close to the second hole section 16 and a rear first hole section 15 close to the outer side wall of the fixed die 2, the aperture of the rear first hole section 15 is larger than that of the front first hole section 14, a directional guide sleeve 17 is arranged in the rear first hole section 15, the directional guide sleeve 17 is sleeved on the cutter bar main body 12 and can play a role in accurately guiding in the advancing and returning processes of the shearing action, and the smooth action and the non-deflection of the shearing cutter bar 11 are ensured so as to ensure that the shearing cutter bar 11 is not broken.
As a preferred, be equipped with annular arch 18 on the perisporium of cutter arbor main part 12, directional guide pin bushing 17 is located one side that annular arch 18 is close to shearing portion 13, is equipped with main spacing clearance 19 between annular arch 18 and the directional guide pin bushing 17, controls the shearing formation of cutting cutter arbor 11 through main spacing clearance 19. In addition, an auxiliary limiting gap 20 is arranged between the front end of the cutter bar main body 12 and the end face of the front first hole section 14, the auxiliary limiting gap 20 is the same as the main limiting gap 19 and plays a backup role, and the auxiliary limiting gap 20 is 0.3mm longer than the main limiting gap 19.
As a preferred, the one end that first hole section is close to 2 lateral walls of cover half is equipped with the locating piece mounting groove, is fixed with cutter arbor locating piece 21 through bolted connection on the locating piece mounting groove, and cutter arbor locating piece 21 cover is established on cutter arbor main part 12 and is located one side that annular arch 18 is close to cutter arbor main part 12 rear end. The cutter bar positioning block 21 can position the shearing cutter bar 11 on the fixed mold 2, and also has the function of limiting the retraction stroke.
As the utility model discloses a preferred, still include reset structure, reset structure includes a plurality of reset spring 22, is equipped with a plurality of spring mounting holes on the lateral wall of cover half 2, and each reset spring 22 is installed respectively in corresponding spring mounting hole, and each reset spring 22's both ends respectively with the side butt of the inner terminal surface in spring mounting hole and main mounting panel 9. The return spring 22 is preferably a high strength, high temperature resistant spring which acts to force the shear bar 11 back to its original position after the cutting action is completed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (10)
1. The utility model provides a golden type casting mould with water/rising head shutdown mechanism, includes relative movable mould (1) and cover half (2) that set up, be formed with between movable mould (1) and cover half (2) vertical runner (3), horizontal runner (4) and a plurality of product die cavity (5) and rising head die cavity (6), its characterized in that: be equipped with between product die cavity (5) and rising head die cavity (6) and easily break groove formation portion (7), be equipped with between product die cavity (5) and cross gate (4) and easily break into runner (8), be equipped with two shutdown mechanism on the lateral wall of cover half (2), two shutdown mechanism is relative with each rising head die cavity (6) and cross gate (4) respectively, be equipped with on cover half (2) lateral wall a plurality ofly and each rising head die cavity (6) or cross gate (4) relative and communicating cutter arbor hole, shutdown mechanism includes main mounting panel (9) and respectively rigid coupling in power connecting rod (10) and a plurality of cutter arbor (11) of main mounting panel (9) both sides, each the cutter arbor hole that corresponds is inserted in cutter arbor (11).
2. The metal casting mold with sprue/riser shut-off mechanism of claim 1, wherein: the shearing cutter rod (11) comprises a cutter rod main body (12) and a shearing part (13) connected to the front end of the cutter rod main body (12), and the cutter rod hole comprises a first hole section matched with the cutter rod main body (12) and a second hole section (16) matched with the shearing part (13).
3. The metal casting mold with sprue/riser shut-off mechanism of claim 2, wherein: the first hole section comprises a front first hole section (14) close to the second hole section (16) and a rear first hole section (15) close to the outer side wall of the fixed die (2), the aperture of the rear first hole section (15) is larger than that of the front first hole section (14), a directional guide sleeve (17) is arranged in the rear first hole section (15), and the directional guide sleeve (17) is sleeved on the cutter bar main body (12).
4. The metal casting mold with sprue/riser shut-off mechanism of claim 3, wherein: an annular bulge (18) is arranged on the peripheral wall of the cutter bar main body (12), the directional guide sleeve (17) is positioned on one side, close to the shearing part (13), of the annular bulge (18), and a main limiting gap (19) is arranged between the annular bulge (18) and the directional guide sleeve (17).
5. The metal casting mold with sprue/riser shut-off mechanism of claim 4, wherein: an auxiliary limiting gap (20) is arranged between the front end of the cutter bar main body (12) and the end face of the front first hole section (14), and the auxiliary limiting gap (20) is 0.3mm longer than the main limiting gap (19).
6. The metal casting mold with sprue/riser shut-off mechanism of claim 4, wherein: one end that first hole section is close to cover half (2) lateral wall is equipped with the locating piece mounting groove, be fixed with cutter arbor locating piece (21) on the locating piece mounting groove, cutter arbor locating piece (21) cover is established on cutter arbor main part (12) and is located annular bulge (18) and is close to one side of cutter arbor main part (12) rear end.
7. The metal casting mold with sprue/riser shut-off mechanism of claim 2, wherein: the cutting part (13) is cuboid.
8. The metal casting mold with sprue/riser shut-off mechanism of claim 1, wherein: still include reset structure, reset structure includes a plurality of reset spring (22), be equipped with a plurality of spring mounting holes on the lateral wall of cover half (2), each reset spring (22) are installed respectively in corresponding spring mounting hole, each reset spring (22) both ends respectively with the side butt of the inner terminal surface in spring mounting hole and main mounting panel (9).
9. The metal casting mold with sprue/riser shut-off mechanism of claim 1, wherein: the cutting mechanism is characterized by further comprising power connecting plates, wherein power connecting rods (10) of the two cutting mechanisms are fixedly connected with the power connecting plates respectively, and the power connecting plates are connected with an external power source.
10. The metal casting mold with sprue/riser shut-off mechanism of claim 1, wherein: two sides of the easy-breaking groove forming part (7) are pointed bulges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921169262.5U CN211191879U (en) | 2019-07-23 | 2019-07-23 | Gold type casting mould with water/rising head shutdown mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921169262.5U CN211191879U (en) | 2019-07-23 | 2019-07-23 | Gold type casting mould with water/rising head shutdown mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211191879U true CN211191879U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921169262.5U Active CN211191879U (en) | 2019-07-23 | 2019-07-23 | Gold type casting mould with water/rising head shutdown mechanism |
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| CN (1) | CN211191879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328337A (en) * | 2019-07-23 | 2019-10-15 | 雒应学 | It is a kind of with running channel/riser cutting mechanism metal type casting mould |
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2019
- 2019-07-23 CN CN201921169262.5U patent/CN211191879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328337A (en) * | 2019-07-23 | 2019-10-15 | 雒应学 | It is a kind of with running channel/riser cutting mechanism metal type casting mould |
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