CN214392279U

CN214392279U - Integrated glue feeding system of die casting machine

Info

Publication number: CN214392279U
Application number: CN202023177165.6U
Authority: CN
Inventors: 贾海南; 张开友
Original assignee: Kunshan Guanghe Electronic Technology Co ltd
Current assignee: Kunshan Guanghe Electronic Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-10-15
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses a die casting machine integral type advances gluey system, including spreader cone, material pipe, center cover and material cover, the spreader cone is fixed in the public mould of die casting mould, the material cover is fixed in the master model of die casting mould, spreader cone one end is inserted and is located in the material cover, center cover fixed mounting is on the die casting board, the insertion of material pipe axial locking is located in the center cover, the material intraductal side forms the injection passageway that communicates with the pouring hole of die casting machine, the terminal surface of material pipe one end tightly supports material cover one end surface, and the injection passageway of material intraductal side just right links up with spreader cone one end hole, be equipped with cooling water course and the water inlet and the delivery port that communicate with the cooling water course on the material pipe lateral wall, water inlet and delivery port can communicate with the outlet conduit and the return water pipeline of external cooling water supply unit, the utility model discloses a technology has saved, makes the metal hydraulic injection stroke shorten greatly, has avoided the disalignment problem of three-section concatenation, the condition that air bubbles are easily mixed after the product is formed is avoided, and the product quality is improved.

Description

Integrated glue feeding system of die casting machine

Technical Field

The utility model relates to a die-casting processing equipment, in particular to die casting machine integral type advances gluey system.

Background

In the die-casting processing technology, the spreader cone is arranged in the male die cavity, the material sleeve is arranged in the female die rubber and the female die sleeve, the central sleeve is arranged on the die-casting machine table and is fixedly matched with the die-casting machine table, and the material pipe is arranged on the central sleeve so as to be fixed on the die-casting machine table. Molten metal is poured from a material pouring opening, and the injection punch pushes the molten metal to enter a die cavity from a die-casting glue feeding pipe system.

Traditional die-casting advances that rubber material pipe system metal liquid is sufficient longer, and the stroke is long to press a section of thick bamboo, and the cooling system setting of expecting handle department sheathes in at the material, and the material cover is established longer, and expects cover and spreader cooperation, and every section spreader cone all needs the design, and the material cover also needs supporting design and processing, and the material cover divides two parts: the material sleeve and the sealing sleeve are in thermal expansion press fit, and a closed-loop groove water path is arranged in the sealing sleeve and can be used as a cooling material handle. The structure is arranged in the die and changes by matching with each set of die, the process is complex, and the processing cost is high. And because the material pipe is long, the metal liquid filling rate is low, the empty space in the material pipe is big, and it is more to mix with gas during filling, and the product fills and easily mixes the bubble, because the material pipe is longer and have the connection in addition, metal liquid heat loss is big in the injection process, and the metal liquid temperature is unstable.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a die casting machine integral type advances gluey system, this die casting machine integral type advances gluey system and has shortened metal hydraulic pressure and penetrated the stroke, is favorable to improving die-casting product quality.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a die casting machine integral type advances gluey system, includes spreader cone, material pipe, center cover and material cover, spreader cone fixed mounting is in the public mould of die casting mould, and material cover fixed mounting is on the master model of die casting mould, and spreader cone one end is inserted and is located in the material cover, and center cover fixed mounting is on the die casting board, and the axial locking of material pipe is inserted and is located in the center cover, and the inboard injection passageway that forms the pouring mouth intercommunication with the die casting machine of material pipe, the terminal surface of material pipe one end tightly supports material cover one end surface, and the injection passageway of material pipe inboard is just to linking up with spreader cone one end hole, is equipped with cooling water course on the material pipe lateral wall and with the water inlet and the delivery port of cooling water course intercommunication, water inlet and delivery port can communicate with the outlet conduit and the wet return pipeline of external cooling water supply device.

As a further improvement, the material pipe circumference outside surface is equipped with opening form cooling trough, and the cover that goes back interference fit on the material pipe circumference lateral wall is equipped with the seal cover, the seal cover seals opening form cooling trough and forms the cooling water course, still be equipped with on the seal cover lateral wall with the material pipe lateral wall on opening form cooling trough just right water inlet and delivery port.

As a further improvement, the opening-shaped cooling water tank on the outer side surface of the circumference of the material pipe is of an unfilled circular structure, and the water inlet and the water outlet are respectively positioned at two ends of the opening-shaped cooling water tank in the extending direction.

As a further improvement of the present invention, the material tube axial direction stop is inserted into the structure in the center sleeve: one axial end of the material pipe forms a first radial outward expansion step surface, the other end of the material pipe is inserted into the central sleeve, and the first radial outward expansion step surface at one end of the material pipe is stopped on the end surface at one end of the central sleeve.

As the utility model discloses a further improvement, opening form cooling trough is located first radial outer step face circumference outside surface that expands, and the tip of material pipe axial one end still is equipped with the second that the diameter is greater than first radial outer step face that expands radially and expands the step face outward, and the seal cover closely overlaps and locates first radial outer step face circumference outside that expands, and seal cover axial both ends tightly support respectively on the second radially expands step face outward and center cover one end terminal surface.

As a further improvement, the material pipe is provided with at least one circle of radial inward concave ring on the circumference outer side wall at the other end of the material pipe, the diameter of the radial inward concave ring is smaller than the diameter of the central inner hole, and the round radial inward concave ring is linked up with the first radial outward expansion step surface.

As a further improvement, the spreader cone one end is formed with the toper grafting portion that the external diameter shrinks gradually, and the spreader cone other end forms the ring columnar structure, it is greater than the big one end external diameter of toper grafting portion external diameter to encircle the columnar structure external diameter, forms the step face between ring columnar structure and the toper grafting portion, and the material cover inboard forms the bell mouth that the one end internal diameter is less than the other end internal diameter, and the toper grafting portion of spreader cone can inseparable insert locate in the bell mouth of material cover, on the material cover other end terminal surface tightly supported the step face that forms between the spreader cone both ends, and the spreader cone other end does not stretch out the discharging cover outside.

As a further improvement of the utility model, the taper inner hole side wall inclination in the taper insertion part and the material sleeve of the flow-dividing cone is 5 degrees.

As a further improvement, the material pipe is further provided with a hollow window communicated with the injection channel inside the material pipe, and the hollow window is communicated with a material pouring port of the die casting machine.

As a further improvement, the fretwork window on the material pipe other end lateral wall has straight wall and skew wall concatenation respectively to form along material pipe circumferencial direction both sides wall, the fretwork window sets up along the parallel symmetry of material pipe axial direction central plane along the straight wall of material pipe circumferencial direction both sides, and there is 20 degrees contained angles in the fretwork window along the skew wall and the straight wall of material pipe circumferencial direction both sides, and two skew walls make the fretwork window form the loudspeaker form opening of symmetry along material pipe circumferencial direction.

The utility model has the advantages that: the utility model discloses a form opening form cooling trough on material pipe, closely cup joint sealed formation cooling water channel by the seal cover, the material cover need not to establish the water route again, technology has been saved, the length of material cover has been reduced greatly, make the hydraulic pressure of metal penetrate the stroke and shorten greatly, the hydraulic pressure of metal is penetrated and is sent directly to penetrate the passageway and get into the spreader cone by pressing of material pipe in, need not to advance the material cover, the disalignment problem of three-section concatenation has been avoided, because press the passageway stroke and shorten, the molten metal filling rate is high, the condition of filling the easy bubble that mingles with after having avoided the product shaping takes place, product quality has been improved.

Drawings

FIG. 1 is a front view of a conventional hose feeding system according to the principle of structure;

FIG. 2 is a front view of the structure principle of the present invention;

FIG. 3 is a front view of a conventional tube structure;

FIG. 4 is a sectional view taken along line A-A of FIG. 3;

FIG. 5 is a front view of the material tube structure of the present invention;

FIG. 6 is a sectional view taken along line B-B of FIG. 5;

FIG. 7 is a front view of the material tube and sealing sleeve assembly structure of the present invention;

FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7;

FIG. 9 is a front view of a conventional hub structure;

FIG. 10 is a schematic left side view of a conventional centersleeve construction;

FIG. 11 is a front view of the center sleeve structure of the present invention;

FIG. 12 is a left side view of the structure principle of the center sleeve of the present invention;

FIG. 13 is a front view of a conventional connecting structure of a sleeve and a spreader cone;

FIG. 14 is a front view of the connecting structure of the sleeve and the spreader cone of the present invention;

fig. 15 is a front view of the material sleeve of the present invention;

fig. 16 is a top view of the material sleeve of the present invention;

fig. 17 is a front view of the spreader cone of the present invention;

fig. 18 is a top view of the spreader cone of the present invention.

Detailed Description

Example (b): the utility model provides a die casting machine integral type advances gluey system, includes spreader cone 1, material pipe 2, center cover 3 and

material cover

4, 1 fixed mounting of spreader cone is in the public mould of die casting mould, and 4 fixed mounting of material cover are on the master mould of die casting mould, and 1 one end of spreader cone is inserted and is located in material cover 4, and 3 fixed mounting of center cover are on the die casting board, and 2 axial locking of material pipe are inserted and are located center cover 3, and the inboard injection passageway 5 that forms the pouring gate intercommunication with the die casting machine of material pipe 2, the terminal surface of 2 one ends of material pipe supports 4 end surfaces tightly, and the injection passageway 5 of the inboard injection of material pipe 2 just links up with spreader cone 1 one end hole, is equipped with cooling water course 18 on the lateral wall of material pipe 2 and with water inlet 6 and the delivery port 7 of 18 intercommunication of cooling water course, water inlet 6 and delivery port 7 can communicate with the outlet conduit and the return water pipeline of external cooling water feeding device. The die-casting glue feeding pipe 2 system has the advantages that the cooling water channel is formed on the material pipe 2, the material sleeve 4 does not need to be provided with a water channel, the process is economical, the length of the material sleeve 4 is greatly reduced, the hydraulic injection stroke of metal is greatly shortened, the hydraulic injection of metal directly enters the spreader cone 1 through the injection channel 5 of the material pipe 2, the material sleeve 4 does not need to be fed, the problem of different axes of three-section splicing is avoided, the filling rate of the metal is high due to the shortened stroke of the injection channel 5, the situation that bubbles are easily mixed after the product is formed is avoided, and the product quality is improved.

The outer side surface of the circumference of the material pipe 2 is provided with an open cooling water tank 8, the outer side wall of the circumference of the material pipe 2 is further provided with a sealing sleeve 9 in an interference fit manner, the sealing sleeve 9 seals the open cooling water tank 8 to form a cooling water channel 18, and the side wall of the sealing sleeve 9 is further provided with a water inlet 6 and a water outlet 7 which are right opposite to the open cooling water tank 8 on the side wall of the material pipe 2. An opening-shaped cooling water channel 8 is formed in the circumferential outer side wall of the material pipe 2 and matched with a sealing sleeve 9 to form a complete cooling water channel, the sealing sleeve 9 is sleeved outside the material pipe 2 through a thermal expansion process, the sealing sleeve 9 is in interference fit (thermal expansion press-in) with a shaft to ensure that sealing cannot leak, and the structure is convenient for processing, manufacturing and assembling the material pipe 2.

The opening-shaped cooling water tank 8 on the surface of the outer side of the circumference of the material pipe 2 is of a circular-unfilled ring-shaped structure, and the water inlet 6 and the water outlet 7 are respectively positioned at two ends of the opening-shaped cooling water tank 8 in the extending direction. In addition to such a torus-shaped structure, a spiral structure is also possible.

The material pipe 2 is axially stopped and inserted in the central sleeve 3, and the structure is as follows: a first radially outward-expanded step surface 10 is formed at one axial end of the material pipe 2, the other end of the material pipe 2 is inserted into the central sleeve 3, and the first radially outward-expanded step surface 10 at one end of the material pipe 2 is stopped on the end face of one end of the central sleeve 3. During the equipment, as long as with the material pipe 2 other end from 3 one ends of center sleeves insert can, the equipment is convenient.

The opening-shaped cooling water tank 8 is located on the surface of the outer side of the circumference of a first radial outward-expanding step surface 10, a second radial outward-expanding step surface 11 with the diameter larger than that of the first radial outward-expanding step surface 10 is further arranged at the end part of one axial end of the material pipe 2, the sealing sleeve 9 is tightly sleeved on the outer side of the circumference of the first radial outward-expanding step surface 10, and the two axial ends of the sealing sleeve 9 tightly abut against the end faces of the second radial outward-expanding step surface 11 and one end of the center sleeve 3 respectively. The sealing sleeve 9 is axially clamped and positioned through the second radial outward-expanding step surface 11 and the end surface of one end of the central sleeve 3, so that the axial sliding of the sealing sleeve 9 is avoided.

At least one circle of radial inward concave ring 12 is arranged on the circumferential outer side wall at the other end of the material pipe 2, the diameter of the radial inward concave ring 12 is smaller than that of the central inner hole, and a circle of radial inward concave ring 12 is connected with the first radial outward expansion step surface 10. The structure reduces the contact area between the outer side of the circumference of the material pipe 2 and the inner side of the central sleeve 3, is convenient to assemble smoothly, and avoids difficult assembly caused by factors such as machining errors and the like.

The outer diameter of the annular columnar structure 14 is larger than the outer diameter of the large end of the conical insertion part 13, a step surface is formed between the annular columnar structure 14 and the conical insertion part 13, a conical hole with one end smaller than the inner diameter of the other end is formed on the inner side of the material sleeve 4, the conical insertion part 13 of the diffluent cone 1 can be tightly inserted into the conical hole of the material sleeve 4, the end surface of the other end of the material sleeve 4 tightly supports against the step surface formed between the two ends of the diffluent cone 1, and the other end of the diffluent cone 1 does not extend out of the material sleeve 4. The conical insertion part 13 is matched with a conical hole in the material sleeve 4, so that automatic tight insertion positioning is realized, and metal liquid is prevented from flowing out from a gap between the conical insertion part and the material sleeve.

The taper plug-in part 13 of the tap cone 1 and the taper inner hole side wall slope in the material sleeve 4 are 5 degrees.

And a hollow window 15 communicated with the injection channel 5 inside the material pipe 2 is also arranged on the side wall of the other end of the material pipe 2, and the hollow window 15 is communicated with a material pouring port of a die casting machine.

The hollow window 15 on the side wall of the other end of the material pipe 2 is formed by respectively splicing a straight wall 16 and an inclined wall 17 along two side walls in the circumferential direction of the material pipe 2, the hollow window 15 is symmetrically arranged in parallel along the axial central plane of the material pipe 2 along the straight walls 16 on two sides in the circumferential direction of the material pipe 2, an included angle of 20 degrees is formed between the inclined wall 17 and the straight wall 16 of the hollow window 15 on two sides in the circumferential direction of the material pipe 2, and the two inclined walls 17 enable the hollow window 15 to form symmetrical horn-shaped openings in the circumferential direction of the material pipe 2. This kind of special window lateral wall has the water conservancy diversion effect to the molten metal that gets into from the pouring hole for molten metal fills the injection passageway 5 in the material pipe 2 fast, avoids forming the space and producing the bubble in injecting passageway 5.

Claims

1. The utility model provides a die casting machine integral type advances gluey system, includes spreader cone (1), material pipe (2), center cover (3) and material cover (4), spreader cone fixed mounting is in the public mould of die casting mould, and material cover fixed mounting is on the master model of die casting mould, and spreader cone one end is inserted and is located in the material cover, and center cover fixed mounting is on the die casting board, and the material pipe axial locking is inserted and is located in the center cover, and the material intraductal side forms the pressure of the feed reversing mouth intercommunication with the die casting machine and penetrates passageway (5), its characterized in that: the end face of one end of the material pipe tightly abuts against the surface of one end of the material sleeve, the injection channel on the inner side of the material pipe is just opposite to and connected with the inner hole at one end of the flow distribution cone, a cooling water channel (18) and a water inlet (6) and a water outlet (7) which are communicated with the cooling water channel are arranged on the side wall of the material pipe, and the water inlet and the water outlet can be communicated with a water outlet pipeline and a water return pipeline of an external cooling water supply device.

2. The integrated glue feeding system of the die casting machine according to claim 1, characterized in that: the outer side surface of the circumference of the material pipe is provided with an open cooling water channel (8), the outer side wall of the circumference of the material pipe is further provided with a sealing sleeve (9) in interference fit, the sealing sleeve seals the open cooling water channel to form a cooling water channel, and the side wall of the sealing sleeve is further provided with a water inlet and a water outlet which are right opposite to the open cooling water channel on the side wall of the material pipe.

3. The integrated glue feeding system of the die casting machine according to claim 2, characterized in that: the opening-shaped cooling water tank on the surface of the outer side of the circumference of the material pipe is of a circle-lacking annular structure, and the water inlet and the water outlet are respectively positioned at two ends of the opening-shaped cooling water tank in the extension direction.

4. The integrated glue feeding system of the die casting machine according to claim 2, characterized in that: the material pipe is axially stopped and inserted into the center sleeve, and the structure is as follows: a first radial outward-expanding step surface (10) is formed at one axial end of the material pipe, the other end of the material pipe is inserted into the central sleeve, and the first radial outward-expanding step surface at one end of the material pipe is stopped on the end face at one end of the central sleeve.

5. The integrated glue feeding system of the die casting machine as claimed in claim 4, wherein: the opening-shaped cooling water tank is positioned on the surface of the outer side of the circumference of the first radial outward-expanding step surface, the end part of one axial end of the material pipe is also provided with a second radial outward-expanding step surface (11) with the diameter larger than that of the first radial outward-expanding step surface, the sealing sleeve is tightly sleeved on the outer side of the circumference of the first radial outward-expanding step surface, and the two axial ends of the sealing sleeve are respectively tightly abutted to the second radial outward-expanding step surface and the end surface of one end of the central sleeve.

6. The integrated glue feeding system of the die casting machine as claimed in claim 4, wherein: at least one circle of radial inward concave ring (12) is arranged on the circumferential outer side wall at the other end of the material pipe, the diameter of the radial inward concave ring is smaller than that of the central inner hole, and a circle of radial inward concave ring is connected with the first radial outward expansion step surface.

7. The integrated glue feeding system of the die casting machine according to claim 1, characterized in that: the material sleeve is characterized in that a conical insertion part (13) with gradually contracted outer diameter is formed at one end of the diffluent cone, an annular columnar structure (14) is formed at the other end of the diffluent cone, the outer diameter of the annular columnar structure is larger than the outer diameter of the large end of the outer diameter of the conical insertion part, a step surface is formed between the annular columnar structure and the conical insertion part, a conical hole with one end smaller than the inner diameter of the other end is formed at the inner side of the material sleeve, the conical insertion part of the diffluent cone can be tightly inserted into the conical hole of the material sleeve, the end surface of the other end of the material sleeve tightly supports against the step surface formed between the two ends of the diffluent cone, and the other end of the diffluent cone does not extend out of the material sleeve.

8. The integrated glue feeding system of the die casting machine according to claim 7, characterized in that: the taper plug-in part of the shunting cone and the taper inner hole side wall inclination in the material sleeve are 5 degrees.

9. The integrated glue feeding system of the die casting machine according to claim 1, characterized in that: and a hollow window (15) communicated with the injection channel inside the material pipe is also arranged on the side wall of the other end of the material pipe, and the hollow window is communicated with a material pouring port of a die casting machine.

10. The integrated glue feeding system of the die casting machine according to claim 9, characterized in that: the hollow window on the side wall of the other end of the material pipe is formed by splicing a straight wall (16) and an inclined wall (17) along two side walls in the circumferential direction of the material pipe respectively, the hollow window is symmetrically arranged in parallel along the axial central plane of the material pipe along the straight walls on two sides in the circumferential direction of the material pipe, the inclined walls and the straight walls of the hollow window on two sides in the circumferential direction of the material pipe form an included angle of 20 degrees, and the two inclined walls enable the hollow window to form symmetrical horn-shaped openings in the circumferential direction of the material pipe.