CN213645824U

CN213645824U - Composite die adopting multi-point pouring

Info

Publication number: CN213645824U
Application number: CN202022190597.4U
Authority: CN
Inventors: 丁爱生; 费业龙; 王雷
Original assignee: Dongguan Bonteck Hardware Co ltd
Current assignee: Dongguan Bonteck Hardware Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-07-09
Anticipated expiration: 2030-09-29

Abstract

The utility model provides a composite die adopting multi-point pouring, the top of a panel is fixedly connected with the bottom of a static die side of a die casting machine, the bottom of a rear die frame is fixedly connected with the top of a dynamic die side of the die casting machine, a front die frame is arranged between the panel and the rear die frame, the panel and the front die frame can move up and down, the front die frame and the rear die frame can move up and down, a die cavity of the rear die frame and a die cavity of the front die frame are oppositely embedded and pressed to form a die product die cavity, the composite die also comprises a runner plate, a feed pipe and a runner plate runner, the feed pipe is arranged in the panel, the bottom of the panel is provided with a cavity similar to the size of the runner plate for embedding, runners of the runner plate are arranged in the runner plate and are provided with a plurality of channels, a plurality of channels are arranged in the front mold frame, and one end of the feeding pipe takes molten liquid from the outside and then flows into a cavity of a mold product through a plurality of channels of the front mold frame from a liquid outlet end runner of each runner plate runner. The utility model discloses can not appear filling badly, the problem that shrink by a large scale or serious sand hole appears in inside.

Description

Composite die adopting multi-point pouring

Technical Field

The utility model relates to a die casting die's technical field mainly relates to an adopt multiple spot to advance compound mould of watering.

Background

With the rapid development of the automobile industry, in the process of manufacturing automobiles, manufacturers consider the aesthetic requirements of consumers on the appearance of the automobiles and the factors of the performance of the automobiles, and manufacturers can manufacture automobile shells or parts with different structures according to the sizes of the manufactured automobile bodies of the automobiles. The shell or the part of the automobile needs to continuously meet the design of light weight, but because the shell or the part of the automobile is continuously lightened, the shell or the part of the automobile is manufactured into a large-size thin-wall product, the outer wall structure of the shell or the part of the automobile is complex, and the problems of poor filling, large-area shrinkage or serious sand holes in the interior are easy to occur in the die-casting process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt the multiple spot to advance the compound mould of watering, make it can be with the thin wall product and the die-casting in-process that jumbo size, structure are complicated, the problem that bad, the large tracts of land of packing shrink or serious sand hole appears in inside can not appear.

The composite die comprises a panel, a front die frame and a rear die frame, wherein the top of the panel is fixedly connected with the bottom of a stationary die side of a die casting machine, the bottom of the rear die frame is fixedly connected with the top of a movable die side of the die casting machine, the front die frame is arranged between the panel and the rear die frame, the panel and the front die frame can move up and down, the front die frame and the rear die frame can move up and down, a cavity is arranged at the top of the rear die frame, a cavity is arranged at the bottom of the front die frame, the cavity of the rear die frame and the cavity of the front die frame are oppositely embedded and pressed to form a die product cavity, the composite die further comprises a runner plate, a feeding pipe and a runner plate runner, the feeding pipe is arranged in the panel, the bottom of the panel is provided with a cavity with the size similar to that of the runner plate for embedding, the runner plate runner is arranged in the runner plate and provided with a plurality of channels, one end of the feeding pipe is melted from the outside, the liquid inlet ends of the multiple runner plate runners are converged to the same liquid inlet and then connected with the other end of the feeding pipe, the liquid outlet ends of the multiple runner plate runners are respectively connected with one ends of the multiple channels of the front mold frame, and the other ends of the multiple channels face and extend to the mold product cavity.

Furthermore, the cavity of the rear mold frame is a rear mold core and is arranged at the top of the rear mold frame, the cavity of the front mold frame is a front mold core and is arranged at the bottom of the front mold frame, the cavity of the mold product is arranged between the front mold core and the rear mold core which are oppositely embedded and pressed, and the other ends of the channels face and extend out of the front mold core.

Furthermore, the device also comprises a shutter, one end of the shutter is fixedly connected with the side wall of the front mold frame, and the other end of the shutter is fixedly connected with the side wall of the rear mold frame.

The front die frame is provided with a plurality of first guide columns, the front die frame is provided with a plurality of through holes, the through holes are respectively embedded into the through holes, and the center axes of the first guide sleeves are superposed with the center axes of the through holes.

Furthermore, the guide sleeve structure further comprises a first limit stop and a first limit screw, the first limit stop is fixed at the bottom of the first guide pillar through the first limit screw, and the cross-sectional area of the first limit stop is larger than that of the through hole of the first guide sleeve.

The front die frame is provided with a plurality of second guide columns, the front die frame is provided with a front die frame, the front die frame is provided with a front guide sleeve, the front die frame is provided with a plurality of through holes, the front die frame is provided with a plurality of first guide columns, the front die frame is provided with a front die frame, the front die frame is provided with a front plate, the front plate is provided with.

And the cross-sectional area of the second limit stop is larger than that of the through hole of the second guide sleeve.

The front die core runner is in a circular truncated cone shape with the diameter of the upper surface smaller than that of the lower surface, is arranged in the front die frame, is close to the runner plate runner on the upper surface, and extends out of the front die core from the lower surface.

Further, still include thimble board, thimble hole, thimble, the thimble hole runs through back framed and back mould benevolence, and the thimble board sets up in the below of back framed, and the thimble is fixed at the top of thimble board and is aimed at the thimble hole.

Has the advantages that:

an object of the utility model is to provide an adopt multiple spot to advance compound mould of watering, through setting up runner plate, runner plate runner for many runner plate runners in the runner plate can be followed to the molten liquid, flow in respectively and set up a plurality of passageways in preceding framed, thereby make the molten liquid fully fill up mould product die cavity, even when the thin wall product of preparation jumbo size, structure complicacy, also can not appear filling badly, the problem that the serious sand hole appears in the large tracts of land shrink or inside.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a sectional view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the present invention;

fig. 4 is a schematic view of a connection structure between the front mold frame and the rear mold frame of the present invention;

fig. 5 is a schematic view of a connection structure between the front panel and the front mold frame of the present invention;

fig. 6 is a schematic view of a connection structure between a runner plate runner and a front mold core runner according to the present invention.

Description of reference numerals: 1-a panel; 2-front mould frame; 3-rear mould frame; 4-a shutter; 5-a mold product cavity; 6-flow channel plate; 7-a first limit screw; 8-a first limit stop; 9-a first guide sleeve; 10-a first guide post; 11-rear mold core; 12-front mold core; 13-flow channel plate flow channel; 14-front mold core runner; 15-a second limit screw; 16-a second limit stop; 17-a second guide sleeve; 18-second guide pillar.

Detailed Description

The invention will be further described with reference to the following examples.

See fig. 1 or 3, the composite die adopting multi-point pouring of this embodiment includes a panel 1, a front die frame 2, a rear die frame 3, a shutter 4, a die product cavity 5, and a runner plate 6, the composite die of this embodiment is disposed in a cavity space formed by pressing a stationary die side and a movable die side of a die casting machine, the top of the panel 1 is fixedly connected with the bottom of the stationary die side of the die casting machine, the bottom of the rear die frame 3 is fixedly connected with the top of the movable die side of the die casting machine, and the front die frame 2 is disposed between the panel 1 and the rear die frame 3. Referring to fig. 2, a cavity is arranged in the middle of the rear mold frame 3, the cavity is a rear mold core 11, a cavity is arranged in the middle of the front mold frame 2, the cavity is a front mold core 12, and the rear mold core 11 and the front mold core 12 are oppositely embedded and pressed to form a mold product cavity 5 in a closed state of the rear mold frame 3 and the front mold frame 2. The bottom of the panel 1 is provided with a cavity, the size of the cavity is similar to the size of the runner plate 6 for embedding, the runner plate 6 is fixed in the cavity of the panel 1 through bolts, the middle of the panel 1 is provided with a feeding pipe, the middle of the runner plate 6 is provided with a plurality of transverse runner plate runners 13, one end of the feeding pipe takes molten liquid from the outside, the liquid inlet ends of the plurality of runner plate runners are converged at the same liquid inlet and then connected with the other end of the feeding pipe, the liquid outlet ends of the plurality of transverse runner plate runners 13 are respectively connected with the liquid inlet ends of a plurality of front mold core runners 14 arranged at the middle of the front mold frame 2, the liquid outlet ends of the plurality of front mold core runners 14 face and extend out of the front mold core 12, the molten liquid flows into the front mold core 12 through the plurality of front mold core runners 14, so that the molten liquid is uniformly filled in the mold product cavity 5 of the mold, Large area shrinkage or serious sand holes in the interior. The feed pipe, the runner plate runner 13 and the front mold core runner 14 form a product runner. The front mold frame 2 is arranged between the panel 1 and the rear mold frame 3, and the panel 1, the front mold frame 2 and the rear mold frame 3 can move relatively.

Referring to fig. 5, in order to realize the connection between the panel 1 and the front mold frame 2, four first guide sleeves 9 and four first guide pillars 10 are further provided, a through hole with a diameter slightly larger than that of the first guide pillar 10 is formed in the middle of the first guide sleeve 9 so that the first guide pillar 10 can pass through, the tops of the four first guide pillars 10 are respectively fixed at four corners of the bottom of the panel 1, through holes are respectively formed in positions of the front mold frame 2 corresponding to the four first guide pillars 10, the four first guide sleeves 9 are respectively embedded into the through holes, a center axis of the first guide sleeve 9 coincides with a center axis of the through hole, and up-and-down movement between the first guide pillar 10 and the first guide sleeve 9 enables up-and-down movement between the panel 1 and the.

In order to limit the moving distance between the panel 1 and the front mold frame 2, a first limit stop 8 is further arranged, the first limit stop 8 is fixed at the bottom of the first guide post 10 through a first limit screw 7, the cross-sectional area of the first limit stop 8 is larger than that of the through hole of the first guide sleeve 9, under the condition that the front mold frame 2 is far away from the panel 1 to move, the first guide post 10 drives the first limit stop 8 to move upwards, when the first limit stop 8 moves upwards to the bottom of the first guide sleeve 9, the first limit stop 8 is blocked by the first guide sleeve 9 and cannot move upwards any more, and therefore the moving distance between the panel 1 and the front mold frame 2 is limited. An empty avoiding position is arranged at the position of the rear mold frame 3 aligned with the first guide post 10, the diameter of the empty avoiding position is larger than that of the first limit stop 8, and the first limit stop 8 can move in the empty avoiding position under the condition that the panel 1 and the front mold frame 2 are closed.

Referring to fig. 4, in order to realize the connection between the front mold frame 2 and the rear mold frame 3, four second guide sleeves 17 and four second guide pillars 18 are further provided, the middle portion of each second guide sleeve 17 is provided with a through hole with a diameter slightly larger than that of the second guide pillar 10 for the second guide pillar 18 to pass through, the tops of the four second guide pillars 18 are respectively fixed at four corners of the bottom of the front mold frame 2, through holes are respectively formed at positions of the rear mold frame 3 corresponding to the four second guide pillars 18, the four second guide sleeves 17 are respectively embedded into the through holes, the center axes of the second guide sleeves 17 coincide with the center axes of the through holes, and the up-and-down movement between the second guide pillars 18 and the second guide sleeves 17 enables the panel 1 and the front mold frame 2 to.

In order to limit the moving distance between the front mold frame 2 and the rear mold frame 3, a second limit stop 16 is further arranged, the second limit stop 16 is fixed at the bottom of a second guide post 18 through a second limit screw 15, the cross sectional area of the second limit stop 16 is larger than that of a through hole of a second guide sleeve 17, under the condition that the rear mold frame 3 is far away from the front mold frame 2, the second guide post 18 drives the second limit stop 16 to move upwards, and when the second limit stop 16 moves upwards to the bottom of the second guide sleeve 17, the second limit stop 16 is blocked by the second guide sleeve 17 and cannot move upwards any more, so that the moving distance between the front mold frame 2 and the rear mold frame 3 is limited.

In order to ensure the tight press fit of the front mold frame 2 and the rear mold frame 3, a shutter 4 is further arranged, one end of the shutter 4 is fixedly connected with the side wall of the front mold frame 2, the other end of the shutter is fixedly connected with the side wall of the rear mold frame 3, and when the front mold frame 2 and the rear mold frame 3 are closed, the shutter 4 is automatically closed to lock the front mold frame 2 and the rear mold frame 3 together.

Referring to fig. 6, in order to complete the demolding of the nozzle, the front mold core runner 14 is a circular truncated cone with an upper surface diameter smaller than a lower surface diameter, the upper surface of the front mold core runner 14 is close to the runner plate runner 13, and the lower surface of the front mold core runner 14 faces and extends out of the mold product cavity 5. Molten melt flows into a product runner to be die-cast and molded together with a product, in order to separate the product from the waste of the runner plate runner 13 part, namely, the water gap demoulding, the waste connected with the runner plate runner 13 and the front mold core runner 14 is broken due to the demoulding movement of a die-casting machine, the water gap is automatically separated from the runner plate runner 13 at the position, namely, the position where the runner plate runner 13 is contacted with the upper surface of the front mold core runner 14, and the demoulding of the water gap is finished.

In order to realize ejecting the formed product in the die product cavity 5, the ejection mechanism is further provided with an ejector pin plate, an ejector pin hole and ejector pins, wherein the ejector pin hole penetrates through the rear die frame 3 and the rear die core 11, the ejector pin plate is arranged below the rear die frame 3, the ejector pins are fixed at the top of the ejector pin plate and aligned with the ejector pin hole, and when the die-casting machine performs die-stripping movement, the ejector pin plate is driven to be close to the rear die frame 3 so as to eject the product in the rear die core 11.

The specific working process is as follows: when the compound die, die casting machine movable mould side drives back framed 3 and removes to panel 1, and after back framed 3 and preceding framed 2 contact, preceding framed 2 also removes in step, and after current framed 2 and the laminating of panel 1, 4 both ends of shutter will be closed and make preceding framed 2 and back framed 3 tightly closed together, input melting liquid in preceding mould benevolence 12 to accomplish the die-casting process of product.

During the drawing of patterns, preceding framed 2 separates to the first limit stop 8 card of first guide pillar 10 when the bottom of first guide pin bushing 9 with panel 1, preceding framed 2 stop motion, back framed 3 still carries out the separation motion along with the drawing of patterns motion of die casting machine, when the mold release power of die casting machine is greater than shutter 4's furthest, preceding framed 2 separates with back framed 3, the thimble that sets up with back framed 3 below is ejecting with fashioned product, the manipulator takes out the product, the spraying release agent weathers, thereby accomplish whole die sinking process. The product runner is broken at the runner plate 6 and the front core runner 14, so that the molten liquid in the product runner directly falls.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides an adopt multiple spot to advance compound mould of watering, which comprises a pane, preceding framed, back framed, the top of panel and the bottom fixed connection of the quiet mould side of die casting machine, the bottom of back framed and the top fixed connection of the motor-driven mould side of die casting, preceding framed sets up between panel and back framed, can reciprocate between panel and the preceding framed, can reciprocate between preceding framed and the back framed, top at the back framed is provided with the die cavity, bottom at the front framed is provided with the die cavity, the die cavity of back framed and the die cavity of preceding framed are to inlaying the pressfitting and form mould product die cavity, its characterized in that: still include the runner plate, the inlet pipe, the runner plate runner, the inlet pipe sets up in the panel, open the bottom of panel have with the size of runner plate cavity imitative for the embedding, the runner plate runner sets up in the runner plate and is provided with many, be provided with a plurality of passageways in the front mould frame, the molten liquid is got from the outside to the one end of inlet pipe, the feed liquor end of many runner plate runners collects behind the same inlet and is connected with the other end of inlet pipe, the play liquid end of each runner plate runner is connected with the one end of a plurality of passageways of front mould frame respectively, the other end orientation of a plurality of passageways extends to mould product die cavity.

2. The composite mold with multiple spot pouring according to claim 1, wherein the cavity of the rear mold frame is a rear mold core and is disposed at the top thereof, the cavity of the front mold frame is a front mold core and is disposed at the bottom thereof, the cavity of the mold product is disposed between the front mold core and the rear mold core which are fitted and pressed together, and the other ends of the plurality of channels face and extend out of the front mold core.

3. The composite mold with multiple spot pouring according to claim 1, further comprising a shutter, one end of the shutter being fixedly connected to the side wall of the front mold frame, and the other end thereof being fixedly connected to the side wall of the rear mold frame.

4. The composite mold with multi-spot pouring according to claim 1, further comprising a first guide sleeve and a plurality of first guide pillars, wherein the first guide sleeve has a through hole with a diameter larger than that of the first guide pillars at a middle portion thereof for the first guide pillars to pass through, tops of the first guide pillars are respectively fixed to a bottom of the panel, through holes are respectively formed at positions of the front mold frame corresponding to the first guide pillars, the first guide sleeves are respectively inserted into the through holes, and a central axis of the first guide sleeve coincides with a central axis of the through hole.

5. The composite mold with multi-spot pouring according to claim 4, further comprising a first limit stop and a first limit screw, wherein the first limit stop is fixed at the bottom of the first guide pillar by the first limit screw, and the cross-sectional area of the first limit stop is larger than that of the through hole of the first guide sleeve.

6. The composite mold with multi-spot pouring according to claim 1, further comprising a second guide sleeve and a plurality of second guide pillars, wherein the second guide sleeve has a through hole with a diameter larger than that of the second guide pillars at a middle portion thereof for the second guide pillars to pass through, tops of the plurality of second guide pillars are respectively fixed at a bottom of the panel, through holes are respectively formed at positions of the front mold frame corresponding to the plurality of second guide pillars, the plurality of second guide sleeves are respectively inserted into the through holes, and a central axis of the second guide sleeve coincides with a central axis of the through hole.

7. The composite mold with multi-spot pouring according to claim 6, further comprising a second limit stop and a second limit screw, wherein the second limit stop is fixed at the bottom of the second guide post by the second limit screw, and the cross-sectional area of the second limit stop is larger than that of the through hole of the second guide sleeve.

8. The composite mold with multiple spot pouring according to claim 2, further comprising a front mold core runner, wherein the front mold core runner is a circular truncated cone with an upper surface diameter smaller than a lower surface diameter, the front mold core runner is disposed in the front mold frame, the upper surface of the front mold core runner is close to the runner plate runner, and the lower surface of the front mold core runner faces and extends out of the front mold core.

9. The composite mold with multi-spot pouring according to claim 2, further comprising an ejector plate, an ejector pin hole, and an ejector pin, wherein the ejector pin hole penetrates through the rear mold frame and the rear mold core, the ejector plate is disposed below the rear mold frame, and the ejector pin is fixed to the top of the ejector plate and aligned with the ejector pin hole.