CN211221895U - Double-push-plate secondary ejection mechanism of automobile instrument board injection mold - Google Patents
Double-push-plate secondary ejection mechanism of automobile instrument board injection mold Download PDFInfo
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- CN211221895U CN211221895U CN201922171723.9U CN201922171723U CN211221895U CN 211221895 U CN211221895 U CN 211221895U CN 201922171723 U CN201922171723 U CN 201922171723U CN 211221895 U CN211221895 U CN 211221895U
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Abstract
The utility model discloses a two push pedal secondary ejection mechanism of header board injection mould, including the cope match-plate pattern, the surperficial difference fixedly connected with of cope match-plate pattern goes up mold core and guide pillar, and the sliding surface of cope match-plate pattern is connected with the mould case, and the fixed surface of mould case has seted up the guide slot, the surface of guide pillar and the inner wall sliding connection of guide slot. This two push pedal secondary ejection mechanism of header board injection mould, through setting up pressure device and ejecting device, when the drawing of patterns, drive the surface that first piston motion extrusion hydraulic oil promoted the one end of circle knot mould core upwards moved the fixed pipe through rotating the hand wheel, drive the header board drawing of patterns, the one end of circle knot mould core upwards moves behind the surface of fixed pipe, under the cooperation of stopper and stroke groove, carry out spacing back to the circle knot model core, continue to pressurize, promote the second piston and promote the ejector pin and separate the inner wall that the circle was buckled on the header board and the circle knot model core, thereby have simple structure, the characteristics of simple operation.
Description
Technical Field
The utility model relates to an injection mold technical field, more specifically say, it relates to a two push pedal secondary ejection mechanism of header board injection mould.
Background
Injection mold is after to header board injection moulding, if a ring has been made below the header board, and system has the buckle in the ring, prior art is usually when header board, ring and buckle are ejecting, take off by force the buckle, because the buckle still is located the core when taking off by force inside, the ring outer wall is blocked by the core is inside, can not give the space of outside elastic deformation of buckle when ejecting, consequently lead to the buckle to be broken easily when taking off by force, thereby lead to whole header board to scrap, the yield is low.
In a double-push-plate secondary ejection mechanism (CN 205185231U) of an injection mold for automobile instrument panels, after the injection molding of the automobile instrument panels, a lower compound plate drives a mold pin, an upper push plate, a lower push plate, an upper ejector plate, a lower ejector plate, a mold core and the automobile instrument panels to move backwards so as to gradually open a space between the mold core and a mold cavity, at the moment, a spring upwards pushes an upper push plate, a lower push plate, an upper ejector plate, a lower ejector plate, a mold core and the automobile instrument panels under the action of restoring force, the upper push plate, the lower push plate, the upper ejector plate, a push rod sleeve and a push rod simultaneously drive the ejector pin, the push rod sleeve and the push rod to eject the mold core upwards, the upper end of the push rod is still clamped in a circular ring of the automobile instrument panels at the moment, when the spring upwards pushes to a certain degree, the spring stops pushing, and the lower compound plate continuously drives, the ejector rod of the injection machine abuts against the upper ejector plate and the lower ejector plate to stop moving, the lower compound plate, the upper push plate, the lower push plate and the mold core continue to move backwards, the upper ejector plate and the lower ejector plate drive the ejector pin and the push rod sleeve to stop moving, and the upper ejector plate and the lower ejector plate drive the push rod to move backwards, so that the push rod is forced to be separated from the buckle of the circular ring downwards to complete demoulding.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exist, the utility model aims to provide a header board injection mould double pushing plate secondary ejection mechanism, it has simple structure, the characteristics of simple operation.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a double-push-plate secondary ejection mechanism of an injection mold of an automobile instrument panel comprises an upper mold plate, wherein the surface of the upper mold plate is fixedly connected with an upper mold core and a guide pillar respectively, the surface of the upper mold plate is connected with a mold box in a sliding manner, the surface of the mold box is fixedly provided with a guide groove, the surface of the guide pillar is connected with the inner wall of the guide groove in a sliding manner, the inner wall of the mold box is fixedly connected with a lower mold core, the surface of the upper mold core is inserted with the surface of the lower mold core, and the lower;
the fixed surface intercommunication of function case has fixed pipe, the one end of fixed pipe runs through and extends to the surface of lower mould core, the inner wall fixedly connected with pressure device of function case, pressure device includes the division board, the surface of division board and the inner wall fixed connection of function case, the fixed stroke groove of having seted up of inner wall of fixed pipe, two stroke grooves are the symmetric distribution as the center with the axis of fixed pipe, the inner wall sliding connection in stroke groove has the stopper, the fixed surface of stopper is connected with ejecting device, ejecting device includes the circle and detains the mould core, the surface of circle knot mould core and the inner wall sliding connection of fixed pipe.
Furthermore, the upper surface and the lower surface of the partition plate and the inner wall of the function box respectively form a pressurizing cavity and a connecting cavity, the inner wall of the pressurizing cavity is fixedly communicated with the inner wall of the connecting cavity, and the inner wall of the connecting cavity is fixedly communicated with the inner wall of the fixed pipe;
through above-mentioned technical scheme, the connection chamber has the characteristics of being convenient for communicate fixed pipe and pressurization chamber.
Further, a fixed bearing is fixedly arranged on the inner wall of the pressurizing cavity, a screw rod is fixedly connected to the inner ring of the fixed bearing, and one end of the screw rod penetrates through and extends to the surface of the die box;
through above-mentioned technical scheme, fixing bearing has the characteristics of being convenient for rotate the support screw rod.
Furthermore, one end of the screw rod is fixedly connected with a hand wheel, the surface of the hand wheel is in sliding connection with the surface of the die box, the surface of the screw rod is in threaded connection with a push pipe, the surface of the push pipe is matched with the inner wall of the pressurizing cavity, and one end of the push pipe is fixedly connected with a first piston;
through above-mentioned technical scheme, first piston has the characteristics of motion extrusion hydraulic oil.
Furthermore, the surface of the first piston is in sliding connection with the inner wall of the pressurizing cavity, the surface of the first piston is matched with the inner wall of the pressurizing cavity, and hydraulic oil is filled in the pressurizing cavity, the connecting cavity and the fixing pipe.
Further, a functional cavity is fixedly formed in the lower surface of the round buckle mold core, a second piston is connected to the inner wall of the functional cavity in a sliding mode, and an ejector rod is fixedly connected to the surface of the second piston;
through above-mentioned technical scheme, the ejector pin has the characteristics that make circle on the header board detain and the mould core of circle and break away from.
Furthermore, the four ejector rods are distributed in an annular array by taking the axis of the second piston as the center, one end of each ejector rod penetrates through and extends to the surface of the circular buckle mold core, the surface of the second piston is fixedly connected with a spring, and one end of each spring is fixedly connected with the inner top wall of the function cavity;
through above-mentioned technical scheme, the spring has the characteristics that increase second piston upward movement resistance, and the one end of the round knot mould core of being convenient for stretches out from the fixed tube.
To sum up, the utility model discloses following beneficial effect has:
1. through setting up pressure device and ejecting device, when the drawing of patterns, drive the surface that the one end that first piston motion extrusion hydraulic oil promoted the circle and detain the mould core upwards moves fixed pipe through rotating the hand wheel, drive the drawing of patterns of header board, the one end that the mould core was detained to the circle upwards moves fixed pipe after the surface, under the cooperation of stopper and stroke groove, carry out spacing back to the circle and detain the model core, continue to pressurize, promote the second piston and promote the ejector pin and detain the inner wall that the circle was detained on the header board and separate with the circle with the mould core, thereby has simple structure, the simple operation's characteristics.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
FIG. 3 is a perspective view of the core structure of the round button mold of the present invention;
fig. 4 is a sectional view of the functional box structure of the present invention.
In the figure: 1. mounting a template; 2. molding a mold core; 3. a guide post; 4. a mold box; 5. a guide groove; 6. a lower die core; 7. a function box; 8. a fixed tube; 9. a partition plate; 10. a stroke slot; 11. a limiting block; 12. a round buckle mold core; 13. a pressurization cavity; 14. a connecting cavity; 15. fixing the bearing; 16. a screw; 17. a hand wheel; 18. pushing the tube; 19. a first piston; 20. a functional cavity; 21. a second piston; 22. a top rod; 23. a spring.
Detailed Description
Example (b):
the present invention will be described in further detail with reference to the accompanying fig. 1-4.
A double-push-plate secondary ejection mechanism of an injection mold of an automobile instrument panel comprises an upper mold plate 1, wherein the surface of the upper mold plate 1 is fixedly connected with an upper mold core 2 and a guide pillar 3 respectively, the surface of the upper mold plate 1 is connected with a mold box 4 in a sliding manner, the surface of the mold box 4 is fixedly provided with a guide groove 5, the surface of the guide pillar 3 is connected with the inner wall of the guide groove 5 in a sliding manner, the inner wall of the mold box 4 is fixedly connected with a lower mold core 6, the surface of the upper mold core 2 is inserted with the surface of the lower mold core 6, and the lower surface of the lower mold core 6 is;
as shown in fig. 1-2, a fixed pipe 8 is fixedly communicated with the surface of the function box 7, one end of the fixed pipe 8 penetrates through and extends to the surface of the lower mold core 6, a pressure device is fixedly connected to the inner wall of the function box 7, the pressure device comprises a partition plate 9, the surface of the partition plate 9 is fixedly connected with the inner wall of the function box 7, a stroke groove 10 is fixedly formed in the inner wall of the fixed pipe 8, the two stroke grooves 10 are symmetrically distributed by taking the axis of the fixed pipe 8 as the center, the inner wall of the stroke groove 10 is slidably connected with a limit block 11, the surface of the limit block 11 is fixedly connected with an ejection device, the ejection device comprises a circular buckle mold core 12, and the surface of the circular buckle mold core 12 is slidably connected;
as shown in fig. 1 and 3, the upper surface and the lower surface of the partition plate 9 and the inner wall of the function box 7 respectively form a pressurizing cavity 13 and a connecting cavity 14, the inner wall of the pressurizing cavity 13 is fixedly communicated with the inner wall of the connecting cavity 14, the inner wall of the connecting cavity 14 is fixedly communicated with the inner wall of the fixed pipe 8, the inner wall of the pressurizing cavity 13 is fixedly provided with a fixed bearing 15, the inner ring of the fixed bearing 15 is fixedly connected with a screw 16, one end of the screw 16 penetrates through and extends to the surface of the die box 4, one end of the screw 16 is fixedly connected with a hand wheel 17, the surface of the hand wheel 17 is slidably connected with the surface of the die box 4, the surface of the screw 16 is in threaded connection with a push pipe 18, the surface of the push pipe 18 is matched with the inner wall of the pressurizing cavity 13;
as shown in fig. 2-4, the surface of the first piston 19 is slidably connected with the inner wall of the pressurizing cavity 13, the surface of the first piston 19 is adapted to the inner wall of the pressurizing cavity 13, the connecting cavity 14 and the fixing tube 8 are filled with hydraulic oil, the lower surface of the circular buckle mold core 12 is fixedly provided with a functional cavity 20, the inner wall of the functional cavity 20 is slidably connected with a second piston 21, the surface of the second piston 21 is fixedly connected with ejector rods 22, the four ejector rods 22 are distributed in an annular array by taking the axis of the second piston 21 as the center, one end of each ejector rod 22 penetrates through and extends to the surface of the circular buckle mold core 12, the surface of the second piston 21 is fixedly connected with a spring 23, and one end of each spring 23 is fixedly connected with the inner top wall of the functional cavity 20;
through setting up pressure device and ejecting device, when the drawing of patterns, drive first piston 19 through rotating hand wheel 17 and move extrusion hydraulic oil and promote the one end upward movement of circle knot mould core 12 to the surface of fixed pipe 8, drive the drawing of patterns of header board, the one end upward movement of circle knot mould core 12 is after the surface of fixed pipe 8, under the cooperation of stopper 11 and stroke groove 10, carry out spacing back to circle knot mould core 12, continue to pressurize, promote second piston 21 and promote ejector pin 22 and detain the mould core 12 with the circle with the inner wall that the circle was detained on the header board and separate, thereby have simple structure, the characteristics of simple operation.
The working principle is as follows: when the automobile instrument panel is demoulded, only the hand wheel 17 needs to be rotated, the hand wheel 17 drives the screw rod 16 to rotate, the screw rod 16 pushes the push pipe 18 to move horizontally in the pressurizing cavity 13 by the screw thread, the push pipe 18 drives the first piston 19 to move to extrude the hydraulic oil in the pressurizing cavity 13, the hydraulic oil in the pressurizing cavity 13 enters the connecting pipe and the fixed pipe 8 by the pressure, the second piston 21 and the round buckle model core 12 are pushed to move upwards, the round buckle model core 12 moves upwards to drive the automobile instrument panel to demould, after the round buckle model core 12 moves upwards to drive the round buckle on the automobile instrument panel to move to the surface of the fixed pipe 8, after the surface of the limiting block 11 is contacted with the inner top wall of the stroke groove 10, after the round buckle model core 12 is lifted and limited, the hand wheel 17 is continuously rotated to pressurize hydraulic oil in the fixed pipe 8, and the hydraulic oil is pushed by the pressure to drive the second piston 21 to move upwards to drive one end of the ejector rod 22 to separate a round buckle on the automobile instrument panel from the round buckle model core 12.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a two push pedal secondary ejection mechanism of header board injection mould, includes cope match-plate pattern (1), its characterized in that: the surface of the upper template (1) is fixedly connected with an upper mold core (2) and a guide pillar (3) respectively, the surface of the upper template (1) is connected with a mold box (4) in a sliding manner, the surface of the mold box (4) is fixedly provided with a guide groove (5), the surface of the guide pillar (3) is connected with the inner wall of the guide groove (5) in a sliding manner, the inner wall of the mold box (4) is fixedly connected with a lower mold core (6), the surface of the upper mold core (2) is spliced with the surface of the lower mold core (6), and the lower surface of the lower mold core (6) is fixedly connected with a function box (7);
the fixed surface of function case (7) communicates has fixed pipe (8), the one end of fixed pipe (8) runs through and extends to the surface of lower mould core (6), the inner wall fixedly connected with pressure device of function case (7), pressure device includes division board (9), the surface of division board (9) and the inner wall fixed connection of function case (7), the inner wall fixed of fixed pipe (8) has seted up stroke groove (10), two stroke groove (10) are the symmetric distribution for the center with the axis of fixed pipe (8), the inner wall sliding connection in stroke groove (10) has stopper (11), the fixed surface of stopper (11) is connected with ejecting device, ejecting device includes round die core (12), the inner wall sliding connection of the surface of round die core (12) and fixed pipe (8).
2. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 1, wherein: the upper surface and the lower surface of division board (9) have constituteed respectively with the inner wall of function case (7) and have pressurizeed chamber (13) and connect chamber (14), pressurize the inner wall of chamber (13) and the fixed intercommunication of the inner wall of being connected chamber (14), the inner wall of being connected chamber (14) and the fixed intercommunication of the inner wall of fixed pipe (8).
3. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 2, wherein: the inner wall fixed mounting who pressurizes chamber (13) has fixed bearing (15), the inner circle fixedly connected with screw rod (16) of fixed bearing (15), the one end of screw rod (16) is run through and is extended to the surface of mould case (4).
4. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 3, wherein: the one end fixedly connected with hand wheel (17) of screw rod (16), the surface of hand wheel (17) and the surperficial sliding connection of mould case (4), the surperficial threaded connection of screw rod (16) has ejector sleeve (18), the surface of ejector sleeve (18) and the inner wall looks adaptation in pressurization chamber (13), the one end fixedly connected with first piston (19) of ejector sleeve (18).
5. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 4, wherein: the surface of the first piston (19) is in sliding connection with the inner wall of the pressurizing cavity (13), the surface of the first piston (19) is matched with the inner wall of the pressurizing cavity (13), and hydraulic oil is filled in the pressurizing cavity (13), the connecting cavity (14) and the fixed pipe (8).
6. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 5, wherein: the lower surface of the round buckle die core (12) is fixedly provided with a functional cavity (20), the inner wall of the functional cavity (20) is connected with a second piston (21) in a sliding mode, and the surface of the second piston (21) is fixedly connected with an ejector rod (22).
7. The double-push-plate secondary ejection mechanism of the automobile instrument panel injection mold as claimed in claim 6, wherein: the four ejector rods (22) are distributed in an annular array mode by taking the axis of the second piston (21) as the center, one end of each ejector rod (22) penetrates through and extends to the surface of the circular buckle die core (12), a spring (23) is fixedly connected to the surface of the second piston (21), and one end of each spring (23) is fixedly connected with the inner top wall of the corresponding functional cavity (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171723.9U CN211221895U (en) | 2019-12-06 | 2019-12-06 | Double-push-plate secondary ejection mechanism of automobile instrument board injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922171723.9U CN211221895U (en) | 2019-12-06 | 2019-12-06 | Double-push-plate secondary ejection mechanism of automobile instrument board injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211221895U true CN211221895U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922171723.9U Active CN211221895U (en) | 2019-12-06 | 2019-12-06 | Double-push-plate secondary ejection mechanism of automobile instrument board injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211221895U (en) |
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2019
- 2019-12-06 CN CN201922171723.9U patent/CN211221895U/en active Active
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