CN213618017U - Push-pull type movable cavity-changing double-color injection mold - Google Patents
Push-pull type movable cavity-changing double-color injection mold Download PDFInfo
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- CN213618017U CN213618017U CN202021736594.XU CN202021736594U CN213618017U CN 213618017 U CN213618017 U CN 213618017U CN 202021736594 U CN202021736594 U CN 202021736594U CN 213618017 U CN213618017 U CN 213618017U
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Abstract
The utility model discloses a push-pull type movable cavity-changing double-color injection mold, wherein a front template is provided with a first front mold cavity and a second front mold cavity, a rear template is provided with a rear mold core, the bottom of the rear template is connected on a guide rail below the rear template in a sliding way, the side end of the rear template is connected with a driving oil cylinder, the rear template is pushed and pulled through the driving oil cylinder to move back and forth on the guide rail, the front and the rear of the rear mold core are respectively aligned and matched with the first front mold cavity and the second front mold cavity, a first injection mold cavity and a second injection mold cavity for double-color injection molding are formed, in addition, the proposal adopts the simplest and the most convenient and rapid injection mode, a main feeding nozzle and an auxiliary feeding nozzle are arranged at the top of the front template, an injection molding machine rapidly injects hard glue and soft glue materials into the first injection mold cavity and the second injection mold cavity through the main feeding nozzle and the auxiliary feeding nozzle respectively, and can effectively replace, the structure of the die is simplified, the size of the die is reduced, the production efficiency is improved, and the manufacturing and production cost of the die is saved.
Description
Technical Field
The utility model relates to an injection mold field especially relates to a double-colored injection mold in plug-type removal trading chamber.
Background
At present, along with the diversified and material constitution complicacy of automotive interior product's shape, the field of moulding plastics often uses double-colored injection mold, and wherein, the most commonly used is the double-colored mould of rotation type, and this kind of mould is provided with two back moulds and two front forms usually, and after once injection moulding, realize 180 degrees rotations backs to one side through the revolving stage, carry out secondary injection moulding again, and this kind of mould general structure is more complicated, and the volume is great, and the cost of manufacture is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims to provide a push-pull type movable cavity-changing double-color injection mold.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a push-pull type movable cavity-changing double-color injection mold comprises: front mould and back mould, the front mould includes from last to lower fixed connection's in proper order upper fixed plate, hot runner plate and preceding template, be provided with two sets of gating systems in the hot runner plate, be provided with two preceding model cavities in the preceding template side by side, model cavity before first preceding model cavity and the second promptly, the top of upper fixed plate is provided with two feeding mouths, promptly: the rear die comprises a rear die plate, guide rails, a driving oil cylinder and a lower fixing plate, the two guide rails are arranged on two sides of the driving oil cylinder in parallel, the guide rail and the driving oil cylinder are fixedly arranged on the lower fixing plate, the rear template is connected on the guide rail in a sliding way, the end part of an oil cylinder rod of the driving oil cylinder is fixedly connected with the rear template, the driving oil cylinder drives the rear template to move back and forth on the guide rail, a rear template core is arranged in the rear template, the rear mould core and the first front mould cavity and the second front mould cavity can be respectively matched to form a first injection mould cavity and a second injection mould cavity, and the injection molding machine injects hard glue and soft glue into the first injection molding die cavity and the second injection molding die cavity through the main feeding nozzle and the auxiliary feeding nozzle respectively to complete double-color injection molding of the product.
The guide rail side end is provided with two travel switches, and the bottom side end of the rear template is provided with a travel switch limiting plate matched with the travel switches for use.
The guide rail is provided with a T-shaped guide groove, T-shaped sliding blocks are installed on two sides of the bottom of the rear template, and the T-shaped sliding blocks are connected in the T-shaped guide groove in a sliding mode.
The side end of the rear template is provided with a connecting plate, the end part of an oil cylinder rod of the driving oil cylinder is fixedly connected with the connecting plate, the lower fixing plate is provided with a sliding plate, the sliding plate is arranged in parallel with the guide rail, and the bottom of the connecting plate is connected with the sliding plate in a sliding manner.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a drive cylinder push-and-pull back template, makes it reciprocate on the guide rail, realizes that back mould core front and back respectively with first front mould chamber and second front mould chamber align the compound die, forms the first injection mould chamber and the second injection mould chamber that are used for double-colored injection moulding, main feed nozzle and vice feed nozzle set up at the front mould top jointly, has adopted the simplest and most convenient, swift injection mode; the utility model discloses a can effectively replace rotation type double-color mold, simplify the mould structure, reduce the mould volume, improve production efficiency, practice thrift mould preparation and manufacturing cost.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the front template of the present invention;
fig. 3 is a schematic perspective view of the rear mold of the present invention;
fig. 4 is a schematic view of a partial three-dimensional structure of the rear mold of the present invention;
fig. 5 is a schematic view of the three-dimensional structure of the rear mold plate of the present invention.
In the figure: 1-fixing the plate; 11-a main feed nozzle; 12-an auxiliary feed nozzle; 2-hot runner plate; 3-front template; 31-a first front mold cavity; 32-a second front mold cavity; 4-back template; 41-rear mould core; 5-a guide rail; a 51-T shaped guide groove; 6, driving an oil cylinder; 7-lower fixing plate; 8-a travel switch; 9-limit plate of travel switch; a 10-T shaped slider; 13-a connecting plate; 14-skateboard.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and more obvious, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 5, the utility model provides a push-pull type movable chamber-changing double-color injection mold, include: front mould and back mould, the front mould includes from last to lower fixed connection's in proper order fixed plate 1, hot runner plate 2 and front formword 3, be provided with two sets of gating systems in the hot runner plate 2, be provided with two preceding model cavities side by side in the front formword 3, model cavity 32 before first preceding model cavity 31 and the second promptly, its characterized in that: the top of upper fixed plate 1 is provided with two feeding mouths, promptly: the injection molding machine comprises a main feeding nozzle 11 and an auxiliary feeding nozzle 12, wherein the rear mold comprises a rear template 4, guide rails 5, a driving oil cylinder 6 and a lower fixing plate 7, the two guide rails 5 are arranged on two sides of the driving oil cylinder 6 in parallel, the guide rails 5 and the driving oil cylinder 6 are fixedly arranged on the lower fixing plate 7, the rear template 4 is connected to the guide rails 5 in a sliding manner, the end part of an oil cylinder rod of the driving oil cylinder 6 is fixedly connected with the rear template 4, the driving oil cylinder 6 drives the rear template 4 to move back and forth on the guide rails 5, a rear mold core 41 is arranged in the rear template 4, the rear mold core 41 can be respectively matched with a first front mold cavity 31 and a second front mold cavity 32 to form a first injection mold cavity and a second injection mold cavity, during injection molding, an injection molding machine respectively injects hard glue and soft glue into the first injection mold cavity and the second injection mold cavity through the main feeding nozzle 11 and the auxiliary feeding nozzle 12, and (5) completing the double-color injection molding of the product.
Further, the side end of the guide rail 5 is provided with two travel switches 8, and the side end of the bottom of the rear template 4 is provided with a travel switch limiting plate 9 matched with the travel switches 8 for use.
Further, a T-shaped guide groove 51 is formed in the guide rail 5, T-shaped sliders 10 are mounted on two sides of the bottom of the rear template 4, and the T-shaped sliders 10 are slidably connected into the T-shaped guide groove 51.
Furthermore, a connecting plate 13 is mounted at the side end of the rear template 4, the end of the oil cylinder rod of the driving oil cylinder 6 is fixedly connected with the connecting plate 13 through a locking screw, a sliding plate 14 is arranged on the lower fixing plate 7, the sliding plate 14 is arranged in parallel with the guide rail 5, and the bottom of the connecting plate 13 is connected with the sliding plate 14 in a sliding manner.
The utility model discloses a concrete working process does:
before mold closing, the driving oil cylinder 6 drives the rear template 4 to move on the guide rail 5 until a travel switch limiting plate 9 at the side end of the rear template 4 touches a travel switch 8, the driving oil cylinder 6 stops working, the rear mold core 41 is positioned right below the first front mold cavity 31, mold closing is carried out, the injection molding machine injects rubber materials into the first injection mold cavity through the main feeding nozzle 11, and one-time injection molding is carried out;
and (3) opening the mold, driving the oil cylinder 6 to drive the rear mold plate 4 to move reversely on the guide rail 5 again until the travel switch limiting plate 9 at the side end of the rear mold plate 4 touches the travel switch 8 at the other end of the guide rail 5, driving the oil cylinder 6 to stop working, positioning the rear mold core 41 right below the second front mold cavity 32, closing the mold, injecting the rubber material into the second injection mold cavity by the injection molding machine through the auxiliary feeding nozzle 12, and performing secondary injection molding.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. A push-pull type movable cavity-changing double-color injection mold comprises: front mould and back mould, the front mould includes from last to lower fixed connection's in proper order upper fixed plate (1), hot runner plate (2) and front mould board (3), be provided with two sets of gating systems in hot runner plate (2), be provided with two preceding model cavities in front mould board (3) side by side, first preceding model cavity (31) and the preceding model cavity of second (32), its characterized in that promptly: the top of an upper fixing plate (1) is provided with two feeding nozzles, namely: the injection molding machine comprises a main feeding nozzle (11) and an auxiliary feeding nozzle (12), wherein the rear mold comprises a rear mold plate (4), guide rails (5), a driving oil cylinder (6) and a lower fixing plate (7), the two guide rails (5) are arranged on two sides of the driving oil cylinder (6) in parallel, the guide rails (5) and the driving oil cylinder (6) are fixedly arranged on the lower fixing plate (7), the rear mold plate (4) is connected to the guide rails (5) in a sliding manner, the end part of an oil cylinder rod of the driving oil cylinder (6) is fixedly connected with the rear mold plate (4), the driving oil cylinder (6) drives the rear mold plate (4) to move back and forth on the guide rails (5), a rear mold core (41) is arranged in the rear mold plate (4), and the rear mold core (41) can be respectively matched with a first front mold cavity (31) and a second front mold cavity (32) to form a first injection mold cavity and a second injection mold cavity, during injection molding, the injection molding machine injects hard glue and soft glue into the first injection molding die cavity and the second injection molding die cavity through the main feeding nozzle (11) and the auxiliary feeding nozzle (12) respectively to complete double-color injection molding of the product.
2. A push-pull type movable cavity-changing two-color injection mold according to claim 1, characterized in that: the guide rail (5) side is provided with two travel switches (8), the bottom side of back template (4) be provided with travel switch limiting plate (9) that travel switch (8) cooperation was used.
3. A push-pull type movable cavity-changing two-color injection mold according to claim 1, characterized in that: the T-shaped guide rail is characterized in that a T-shaped guide groove (51) is formed in the guide rail (5), T-shaped sliding blocks (10) are installed on two sides of the bottom of the rear template (4), and the T-shaped sliding blocks (10) are connected in the T-shaped guide groove (51) in a sliding mode.
4. A push-pull type movable cavity-changing two-color injection mold according to claim 1, characterized in that: connecting plate (13) are installed to the side of back template (4), the hydro-cylinder rod tip of drive hydro-cylinder (6) with connecting plate (13) fixed connection, be provided with slide (14) on bottom plate (7), slide (14) with guide rail (5) parallel arrangement, connecting plate (13) bottom with slide (14) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736594.XU CN213618017U (en) | 2020-08-19 | 2020-08-19 | Push-pull type movable cavity-changing double-color injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021736594.XU CN213618017U (en) | 2020-08-19 | 2020-08-19 | Push-pull type movable cavity-changing double-color injection mold |
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| Publication Number | Publication Date |
|---|---|
| CN213618017U true CN213618017U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021736594.XU Active CN213618017U (en) | 2020-08-19 | 2020-08-19 | Push-pull type movable cavity-changing double-color injection mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696418A (en) * | 2021-08-05 | 2021-11-26 | 宁远县百盈贸易有限公司 | Integrated into one piece device of obviously adorning mixing valve integrated configuration |
-
2020
- 2020-08-19 CN CN202021736594.XU patent/CN213618017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696418A (en) * | 2021-08-05 | 2021-11-26 | 宁远县百盈贸易有限公司 | Integrated into one piece device of obviously adorning mixing valve integrated configuration |
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