CN211221823U - Double-color mold with seesaw structure - Google Patents
Double-color mold with seesaw structure Download PDFInfo
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- CN211221823U CN211221823U CN201922055749.7U CN201922055749U CN211221823U CN 211221823 U CN211221823 U CN 211221823U CN 201922055749 U CN201922055749 U CN 201922055749U CN 211221823 U CN211221823 U CN 211221823U
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- seesaw
- slider
- mold
- ejector pin
- pin mechanism
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Abstract
The utility model discloses a double-color mold with a seesaw structure, which comprises a rotating platform, a rear mold and at least two front molds, wherein the rear mold is fixed on the rotating platform, a seesaw mechanism is arranged on the first side surfaces of the rear mold and the front molds, the upper ends of seesaw rods of the seesaw mechanism are fixed to the first side surface of the front mold, and the lower ends of the seesaw rods are inserted rods which incline outwards; the back mould is internally provided with a first thimble mechanism, the top of the first thimble mechanism corresponds to the lower surface of the back mould plate, the position of the first side surface of the back mould corresponding to the inserted bar is provided with a slider window, a seesaw slider capable of sliding is arranged in the slider window, the seesaw slider is provided with an inserted bar groove corresponding to the inserted bar, the inserted bar of the seesaw can be inserted into the inserted bar groove, the seesaw slider is arranged on the base of the back mould, and the upper surface of the part of the seesaw slider inserted into the slider window can contact and support the bottom surface of the first thimble mechanism. The utility model discloses simple structure, the operation of being convenient for realizes producing the different products of back mould parting.
Description
Technical Field
The utility model relates to a manufacturing field of moulding plastics especially relates to a double-color mold with seesaw structure.
Background
The double-color injection mold is a molding process in which two different materials are injected into the same mold, so that an injected part is formed by the two materials. Double-color injection molding is increasingly popular in the market at present, and the appearance of the product can be more beautiful due to the process, and the color can be easily changed without spraying. Two-color injection molding is widely applied to almost all plastic fields of electronic products, electric tools, medical products, household appliances, toys and the like, and the manufacturing and the forming of two-color molds and the research and development of two-color multi-color injection molding machines and two-color injection molding raw materials are also rapidly developed.
However, the traditional double-color injection molding generally adopts a single-color machine to carry out secondary injection molding, so that the product reject ratio is high, manpower and material resources are wasted, and the production cycle is slow; or the adopted double-color injection can only realize products with consistent rear mold parting, and has larger limitation. Actually, need to improve the double-colored mould structure commonly used, realize that back mould divides different products, reduce the product defective rate and promote product production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a double-colored mould with seesaw structure, simple structure, the operation of being convenient for realizes producing the different product of back mould parting.
The technical solution of the utility model is that:
a double-color mold with a seesaw structure comprises a rotating platform, a rear mold and at least two front molds, wherein the rear mold is fixed on the rotating platform, the front molds are arranged above the rear mold through a hanger mechanism, the rear mold and the front molds are arranged along the radial direction of the rotating platform and are equidistant to the center of the rotating platform, seesaw mechanisms are arranged on the first side surfaces of the rear mold and the front molds, the upper ends of seesaw rods of the seesaw mechanisms are fixed to the first side surface of the front mold, and the lower ends of the seesaw rods are outwards inclined insertion rods; a first ejector pin mechanism is arranged in the rear die, the top of the first ejector pin mechanism is arranged corresponding to the lower surface of the rear die plate, a slider window is arranged at the position, corresponding to the insertion rod, of the first side surface of the rear die, a sliding seesaw slider is arranged in the slider window, an insertion rod groove correspondingly matched with the insertion rod is formed in the seesaw slider, the insertion rod of the seesaw can be inserted into the insertion rod groove, the seesaw slider is arranged on a base of the rear die, and the upper surface of the part, inserted into the slider window, of the seesaw slider can contact and support the bottom surface of the first ejector pin mechanism; when the seesaw rod sliding block jacks up the first ejector pin mechanism to the upper end position, the first ejector pin mechanism blocks the glue injection port of the rear mold; when the seesaw slide block puts down the first ejector pin mechanism to the lower end position, the first ejector pin mechanism descends to the position below the glue injection port of the rear mold.
The double-color mold with the seesaw structure is characterized in that the seesaw slider limiting plate is arranged on the rear mold base, the insertion rod is inserted into or pulled out of the insertion rod groove, the seesaw slider can move in the inner side direction of the seesaw slider limiting plate by a first set distance, and the upper surface of the seesaw slider jacks up or puts down the first thimble mechanism by a second set distance.
The double-color mold with the seesaw structure is characterized in that the upper surface of the seesaw rod sliding block is provided with a downward inclined plane, and the edge of the inclined plane of the seesaw rod sliding block is provided with an arc-shaped chamfer.
The two-color mold with the seesaw structure comprises a first ejector pin mechanism, a second ejector pin mechanism, a seesaw rod sliding block and a positioning mechanism, wherein the first ejector pin mechanism is arranged on the bottom surface of the first ejector pin mechanism.
The two-color mold with the seesaw structure is characterized in that a second ejector pin mechanism is arranged below the first ejector pin mechanism, and a driving mechanism is connected below the first ejector pin mechanism and the second ejector pin mechanism.
The two-color mold with the seesaw structure is characterized in that a second seesaw mechanism is arranged on a second side surface of the first side surface of the front mold and the second side surface of the rear mold.
The two-color mold with the seesaw structure is characterized in that the rotating platform is provided with at least two rear molds along the radial direction and at equal distance from the center of the rotating platform, and the distance between the rear molds is equal to the distance between the front molds.
From the above description, the present invention can achieve the following effects in comparison with the prior art:
the utility model discloses a double-colored mould with seesaw structure, first side through at back mould and front mould sets up seesaw mechanism, seesaw mechanism's motion drives the up-and-down motion of first thimble mechanism, the jam of glue inlet has been realized to the back mould, thereby can realize when secondary injection moulding, the back mould die cavity changes, form secondary double-colored shaping, it moulds plastics to have solved the monochromator and carry out the secondary, the product defective rate is high, extravagant manpower and materials, and production cycle can only realize the problem of the unanimous product of back mould parting with double-colored moulding plastics slowly, a structure is simple, and convenient for operation, efficient and can form out the relatively complicated many materials of structure and multicolour product, the yield of product is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a preferred embodiment of a two-color mold with a seesaw structure according to the present invention;
fig. 2 is a schematic view of a partial cross-sectional structure of a seesaw mechanism according to a preferred embodiment of the two-color mold with a seesaw structure of the present invention.
Main element number description:
the utility model discloses:
1: rotating the platform 2: front mold 3: rear mold
31: first ejector pin mechanism 32: base 33: second thimble mechanism
4: seesaw mechanism 41: the seesaw bar 411: inserted link
42: the seesaw slider 421: the plug-in lever groove 43: seesaw slide block limiting plate
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
The utility model provides a double-color mold with seesaw structure, simple structure, the operation of being convenient for realizes the different products of production back mould parting, has improved the yield of production efficiency and product.
The utility model discloses a double-color mold with seesaw structure, in its preferred embodiment, please refer to fig. 1 and fig. 2, for the utility model discloses a double-color mold with seesaw structure's structural schematic diagram, it includes rotary platform 1, back mould 3 and two at least front moulds 2, back mould 3 is fixed on rotary platform 1, front mould 2 sets up in back mould 3 via the gallows mechanism, back mould 3 and front mould 2 are along the radial of rotary platform 1 and with rotary platform 1's central equidistance setting, back mould 3 with front mould 2 first side is equipped with seesaw mechanism 4, the upper end of the seesaw mechanism 4's seesaw 41 is fixed to the first side of front mould 2, the lower extreme of seesaw 41 is the inserted bar 411 that leans out; a first ejector pin mechanism 31 is arranged in the rear die 3, the top of the first ejector pin mechanism 31 is arranged corresponding to the lower surface of a rear die 3 plate, a slider window is arranged at the position, corresponding to the insertion rod 411, of the first side surface of the rear die 3, a sliding rocker slider 42 is arranged in the slider window, an insertion rod groove 421 correspondingly matched with the insertion rod 411 is arranged on the rocker slider 42, the insertion rod 411 of the rocker 41 can be inserted into the insertion rod groove 421, the rocker slider 42 is arranged on a base 32 of the rear die 3, and the upper surface of the part, inserted into the slider window, of the rocker slider 42 can contact and support the bottom surface of the first ejector pin mechanism 31; when the seesaw slide block 42 jacks up the first ejector pin mechanism 31 to the upper end position, the first ejector pin mechanism 31 blocks the glue injection port of the rear mold 3; when the seesaw slide block 42 lowers the first ejector pin mechanism 31 to the lower end position, the first ejector pin mechanism 31 descends to the position below the glue injection port of the rear mold 3. As shown in fig. 1 and fig. 2, a seesaw mechanism 4 is disposed on a first side surface of a rear mold 3 and a front mold 2 of the present invention, an upper end of a seesaw 41 of the seesaw mechanism 4 is fixed to the first side surface of the front mold 2, a lower end of the seesaw 41 is an outwardly inclined insertion rod 411, a slider window is disposed on the first side surface of the rear mold 3 corresponding to the insertion rod 411, when the insertion rod 411 is inserted into an insertion rod groove 421 of the seesaw slider 42 at the slider window, the seesaw slider 42 is slid rightwards into the slider window, so that the seesaw slider 42 jacks up the first thimble mechanism 31, the first thimble mechanism 31 moves upwards to block a glue injection port of the rear mold 3, injection molding starts, since the glue injection port of the rear mold 3 is blocked, plastic liquid can only enter a cavity through the glue injection port of the front mold 2 for injection molding, when injection molding of a cavity above an upper surface of the first thimble mechanism 31 is completed, the injection molding machine is closed, the insertion rod 411 is taken out from the insertion rod groove 421, the seesaw rod sliding block 42 starts to move leftwards, so that the seesaw rod sliding block 42 is separated from the contact with the first ejector pin mechanism 31, the first ejector pin mechanism 31 loses the support of the seesaw rod sliding block 42, and the first ejector pin mechanism 31 descends to the position below the glue injection port of the rear mold 3, so that the glue injection port of the rear mold 3 is communicated with the cavity; then the mold is opened, the front mold 2 is lifted by the hanger mechanism, the rotating platform 1 is started, the rear mold 3 is rotated to the position below the other front mold 2, the other front mold 2 and the rear mold 3 are completely buckled by the hanger mechanism, the injection molding machine is started, the plastic liquid starts to perform secondary injection molding through the glue injection port of the rear mold 3 until the injection molding of the rear mold cavity is completed, and the injection molding of various materials, colors or shapes is performed at the rear mold position. The utility model has the advantages of being simple in structure and convenient in operation, efficient just can the shaping go out the product of the many materials of structure complicacy relatively and multicolour, improved the yield of product.
As described above the utility model discloses a double-color mold with seesaw structure, in the embodiment of its preferred, be equipped with seesaw slider limiting plate 43 on the 3 bases 32 of back mould, the inserted bar 411 in the in-process that inserts or takes out in the inserted bar groove 421, seesaw slider 42 can in the inboard direction of seesaw slider limiting plate 43 removes first settlement distance, seesaw slider 42 upper surface jack-up or put down first thimble mechanism 31 second settlement distance. As shown in fig. 2, the seesaw slider limiting plate 43 is disposed on the base 32 of the rear mold 3 of the present invention, and when the insertion rod 411 is not inserted into the insertion rod groove 421, the seesaw slider 42 is stationary on the base 32 of the rear mold 3, and the left side of the seesaw slider limiting plate 43 is abutted against the left side of the seesaw slider; the inserting rod 411 is inserted into the inserting rod groove 421, and the pressure of the inserting rod 411 on the inserting rod groove 421 makes the seesaw slider 42 move rightwards for a first set distance, the seesaw slider 42 is inserted into the slider window, and the first ejector pin mechanism 31 is jacked to move upwards for a second set distance and block the glue injection opening of the rear mold 3; after the first injection molding is completed, the inserting rod 411 is pulled out, the seesaw slide block 42 moves leftwards for a first set distance to the inner side edge of the seesaw slide block limiting plate 43, and meanwhile the first ejector pin mechanism 31 is separated from the support of the seesaw slide block 42, so that the first ejector pin mechanism 31 moves downwards for a second set distance to the position below the glue injection port of the rear mold 3, the glue injection port of the rear mold 3 is communicated with the cavity, and the second injection molding is facilitated. The seesaw slider 42 can be restricted near the slider window by using the seesaw slider restricting plate 43 so that the slider does not fall.
As mentioned above, in the preferred embodiment of the dual-color mold with seesaw structure of the present invention, the upper surface of the seesaw slider 42 is provided with an inclined plane inclined downward, and the inclined plane is provided with a circular arc chamfer at the edge of the seesaw slider 42. The utility model discloses an upper surface of seesaw slider 42 be equipped with the inclined plane of downward sloping and in the edge of seesaw slider 42 is equipped with convex chamfer, the setting of inclined plane and convex chamfer, the seesaw slider 42 of being convenient for is at gliding in-process, easily slides to the bottom surface of first thimble mechanism 31 to jack-up first thimble mechanism 31.
As mentioned above, in the preferred embodiment of the dual-color mold with a seesaw structure of the present invention, a slot-matching positioning structure is disposed between the bottom surface of the first thimble mechanism 31 and the upper surface of the seesaw slider 42. The utility model discloses a be equipped with draw-in groove cooperation location structure between the bottom surface of first thimble mechanism 31 and seesaw slider 42's the upper surface for seesaw slider 42 slides to behind the bottom surface of first thimble mechanism 31, and draw-in groove cooperation location structure ensures more firmly of first thimble mechanism 31 and seesaw slider 42 buckle.
As described above, in the preferred embodiment of the dual-color mold with a seesaw structure of the present invention, the second ejector pin mechanism 33 is disposed below the first ejector pin mechanism 31, and the driving mechanism is connected below the first ejector pin mechanism 31 and the second ejector pin mechanism 33. As shown in fig. 1 and fig. 2, the lower portion of the first thimble mechanism 31 of the present invention is provided with a second thimble mechanism 33, so that after the injection molding is completed, the second thimble mechanism 33 cooperates with the first thimble mechanism 31 to eject the product out of the cavity.
As described above, in the preferred embodiment of the dual-color mold with a seesaw structure of the present invention, the second seesaw mechanism 4 is disposed on the second side surface of the first side surface of the front mold 2 opposite to the rear mold 3. The utility model discloses be equipped with the relative second side of 4 first sides of seesaw mechanisms and be equipped with second seesaw mechanism, two seesaw mechanism cooperations are used for the in-process of rising and decline of first thimble mechanism 31 is more stable, ensures going on smoothly of the process of moulding plastics.
As described above, in the preferred embodiment of the dual-color mold with a seesaw structure of the present invention, at least two rear molds 3 are radially disposed on the rotating platform 1 and are equidistant from the center of the rotating platform 1, and the distance between the rear molds 3 is equal to the distance between the front molds 2. The utility model discloses a rotary platform 1 goes up along radial and be provided with two at least back moulds 3 with rotary platform 1's central equidistance, every back mould 3 corresponds the lock with a front mould 2 respectively, through rotary platform 1's rotation, realizes the while replacement of front mould 2 and back mould 3, realizes once moulding plastics two back moulds 3 below and sets up the purpose of the product of polychrome or many materials, improves the production efficiency of product.
The utility model discloses a double-color mold with seesaw structure, please refer to fig. 1 and fig. 2, take an embodiment of the aforesaid preferred as an example now, explain its process and principle of work, specifically as follows:
the utility model discloses a double-color mold with seesaw structure, seesaw mechanism 4 is arranged on the first side of back mould 3 and front mould 2, the upper end of seesaw 41 of seesaw mechanism 4 is fixed to the first side of front mould 2, the lower end of seesaw 41 is the inserted bar 411 which inclines outwards, the position of the first side of back mould 3 corresponding to the inserted bar 411 is provided with a slider window, when the inserted bar 411 is inserted in the inserted bar groove 421 of seesaw slider 42 at the slider window, seesaw slider 42 slides rightwards and is inserted in the slider window, so that seesaw slider 42 jacks up the first thimble mechanism 31, the first thimble mechanism 31 moves upwards to block the glue injection port of back mould 3, the injection molding starts, because the glue injection port of back mould 3 is blocked, plastic liquid can only enter the cavity of front mould 2 for injection molding, when the injection molding of the cavity above the upper surface of first thimble mechanism 31 is completed, the injection molding machine is closed, the insert rod 411 of the seesaw rod 41 is pulled out of the insert rod groove 421 of the seesaw rod sliding block 42, the seesaw rod sliding block 42 moves leftwards, the seesaw rod sliding block 42 is separated from the contact with the first ejector pin mechanism 31, the first ejector pin mechanism 31 loses the support of the seesaw rod sliding block 42 and descends to the lower part of the glue injection port of the rear mold 3, and the glue injection port of the rear mold 3 is communicated with the cavity; then the mold is opened, the front mold 2 is lifted by the hanger mechanism, the rotating platform 1 is started, the rear mold 3 is rotated to the position below the other front mold 2, the other front mold 2 and the rear mold 3 are completely buckled by the hanger mechanism, the injection molding machine is started, the plastic liquid starts to perform secondary injection molding through the glue injection port of the rear mold 3 until the injection molding of the rear mold cavity is completed, and the injection molding of various materials, colors or shapes is performed at the rear mold position. The utility model has the advantages of being simple in structure and convenient in operation, efficient just can the shaping go out the product of the many materials of structure complicacy relatively and multicolour, improved the yield of product. In a further scheme, a seesaw slider limiting plate 43 is arranged on the base 32 of the rear mold 3, when the insertion rod 411 is not inserted into the insertion rod groove 421, the seesaw slider 42 is still on the base 32 of the rear mold 3, and the left side of the seesaw slider limiting plate 43 is abutted against the seesaw slider; the inserting rod 411 is inserted into the inserting rod groove 421, and the pressure of the inserting rod 411 on the inserting rod groove 421 makes the seesaw slider 42 move rightwards for a first set distance, the seesaw slider 42 is inserted into the slider window, and the first ejector pin mechanism 31 is jacked to move upwards for a second set distance and block the glue injection opening of the rear mold 3; after the first injection molding is completed, the inserting rod 411 is pulled out, the seesaw slide block 42 moves leftwards for a first set distance to the inner side edge of the seesaw slide block limiting plate 43, and meanwhile the first ejector pin mechanism 31 is separated from the support of the seesaw slide block 42, so that the first ejector pin mechanism 31 moves downwards for a second set distance to the position below the glue injection port of the rear mold 3, the glue injection port of the rear mold 3 is communicated with the cavity, and the second injection molding is facilitated.
The utility model discloses a double-colored mould with seesaw structure, first side through at back mould 3 and front mould 2 sets up seesaw mechanism 4, seesaw mechanism 4's motion drives the up-and-down motion of first thimble mechanism 31, the jam of advancing the mouth of gluing to back mould 3 has been realized, thereby can realize when secondary injection moulding, 3 die cavities of back mould change, form the double-colored shaping of secondary, it moulds plastics to have solved the monochromator and carry out the secondary, the product defective rate is high, extravagant manpower and materials, and production cycle can only realize the problem of the unanimous product of 3 minutes type material of back mould with double-colored moulding plastics slowly, a structure is simple, and convenient for operation, high efficiency and can the shaping go out the relatively complicated many materials of structure and multicolored product, the yield of product is improved.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (7)
1. A double-color mold with a seesaw structure is characterized by comprising a rotating platform, a rear mold and at least two front molds, wherein the rear mold is fixed on the rotating platform, the front molds are arranged above the rear mold through a hanger mechanism, the rear mold and the front molds are arranged along the radial direction of the rotating platform and are equidistant to the center of the rotating platform, seesaw mechanisms are arranged on the first side surfaces of the rear mold and the front molds, the upper ends of seesaw rods of the seesaw mechanisms are fixed to the first side surface of the front mold, and the lower ends of the seesaw rods are outwards inclined insert rods; a first ejector pin mechanism is arranged in the rear die, the top of the first ejector pin mechanism is arranged corresponding to the lower surface of the rear die plate, a slider window is arranged at the position, corresponding to the insertion rod, of the first side surface of the rear die, a sliding seesaw slider is arranged in the slider window, an insertion rod groove correspondingly matched with the insertion rod is formed in the seesaw slider, the insertion rod of the seesaw can be inserted into the insertion rod groove, the seesaw slider is arranged on a base of the rear die, and the upper surface of the part, inserted into the slider window, of the seesaw slider can contact and support the bottom surface of the first ejector pin mechanism; when the seesaw rod sliding block jacks up the first ejector pin mechanism to the upper end position, the first ejector pin mechanism blocks the glue injection port of the rear mold; when the seesaw slide block puts down the first ejector pin mechanism to the lower end position, the first ejector pin mechanism descends to the position below the glue injection port of the rear mold.
2. The two-color mold with a seesaw structure of claim 1, wherein a seesaw slider limiting plate is provided on the rear mold base, the seesaw slider can move a first set distance in an inner direction of the seesaw slider limiting plate during the insertion or extraction of the plunger into or out of the plunger groove, and the upper surface of the seesaw slider jacks up or drops down the first ejector pin mechanism by a second set distance.
3. The two-color mold with a seesaw structure of claim 2, wherein the upper surface of the seesaw slider is provided with a downwardly inclined slope, and the slope is provided with a circular arc-shaped chamfer at an edge of the seesaw slider.
4. The two-color mold with a seesaw structure of claim 3, wherein a slot-fit positioning structure is provided between the bottom surface of the first ejector pin mechanism and the upper surface of the seesaw slider.
5. The dual color mold with a seesaw structure as claimed in claim 4, wherein a second ejector pin mechanism is provided under the first ejector pin mechanism, and a driving mechanism is connected under the first ejector pin mechanism and the second ejector pin mechanism.
6. The two-color mold with a seesaw structure of claim 5, wherein a second seesaw mechanism is provided at a second side surface opposite to the first side surfaces of the rear mold and the front mold.
7. The two-color mold having a seesaw structure of claim 6, wherein at least two rear molds are provided on the rotary platform in a radial direction and at an equal distance from the center of the rotary platform, and the interval between the rear molds is equal to the interval between the front molds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055749.7U CN211221823U (en) | 2019-11-25 | 2019-11-25 | Double-color mold with seesaw structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055749.7U CN211221823U (en) | 2019-11-25 | 2019-11-25 | Double-color mold with seesaw structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211221823U true CN211221823U (en) | 2020-08-11 |
Family
ID=71935025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922055749.7U Active CN211221823U (en) | 2019-11-25 | 2019-11-25 | Double-color mold with seesaw structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211221823U (en) |
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2019
- 2019-11-25 CN CN201922055749.7U patent/CN211221823U/en active Active
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