CN112677450A - Turret mechanism and injection blow molding machine - Google Patents
Turret mechanism and injection blow molding machine Download PDFInfo
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- CN112677450A CN112677450A CN202110086824.5A CN202110086824A CN112677450A CN 112677450 A CN112677450 A CN 112677450A CN 202110086824 A CN202110086824 A CN 202110086824A CN 112677450 A CN112677450 A CN 112677450A
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Abstract
The invention discloses a turret mechanism and an injection blow molding machine, wherein the injection blow molding machine comprises the turret mechanism, and the turret mechanism comprises: a support; the forming die is rotatably arranged on the bracket, and die cavities for forming plastic products are arranged on two opposite sides of the forming die; the driving device is arranged on the bracket and is in transmission connection with the forming die, and the driving device can drive the forming die to rotate relative to the bracket; the positioning assembly is arranged between the support and the forming die and can position the forming die after rotating 180 degrees. After the forming die rotates 180 degrees, the forming die can be positioned through the positioning assembly.
Description
Technical Field
The invention relates to the technical field of injection blow molding, in particular to a turret mechanism and an injection blow molding machine.
Background
With the development of plastic processing technology, plastic products are more and more widely applied, and in daily life, many plastic products are limited by the shapes of the products, and are difficult to process and form by adopting a single injection molding process, such as a lampshade of a bulb lamp, so that the plastic products are generally processed and formed by adopting an injection blowing process.
Some have on the market at present utilize the notes blow machine that blows technology processing plastic products, in order to improve machining efficiency, these notes blow the machine and be provided with fixed mould, movable mould and movably set up the capstan head between fixed mould and movable mould, be provided with rotatable forming die on the capstan head, the relative both sides of forming die all are provided with the die cavity that is used for shaping plastic products, the step when processing plastic products is as follows: 1. driving one side of the fixed mold and one side of the forming mold to be matched, and then injecting molten plastic into a mold cavity on one side of the forming mold through an injection device to form an injection blank; 2. driving the fixed die and the forming die to separate; 3, rotating the forming die to enable one side of the forming die with the injection blank to face the movable die and the other side of the forming die to face the fixed die; 4. driving the fixed mold and the forming mold to close the mold towards one side of the fixed mold and driving the movable mold and the forming mold to close the mold towards one side of the movable mold, then injecting molten plastic into the mold cavity of the forming mold towards one side of the fixed mold through the injection device to form an injection blank, and blowing the injection blank in the mold cavity of the forming mold towards one side of the movable mold through the blowing device to form a plastic product; 5. and (3) respectively driving the fixed die and the movable die to separate from the forming die, carrying out demoulding treatment on the processed and formed plastic product, and repeating from the step 3.
However, since the molding dies of these injection blow molding machines cannot be positioned after rotating, the positions of the molding dies need to be corrected by collision during the process of clamping the molding dies with the fixed dies and the movable dies, which causes a loud noise, and the dies are worn after a long time use, which causes the dies to be not tightly clamped, thereby affecting the airtightness of the cavity after clamping the dies.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, the invention proposes a turret mechanism which enables the positioning of the forming die after rotation.
The invention also provides an injection blow molding machine with the turret mechanism.
According to a first aspect of the present invention, a turret mechanism includes: a support; the forming die is rotatably arranged on the bracket, and die cavities for forming plastic products are arranged on two opposite sides of the forming die; the driving device is arranged on the bracket and is in transmission connection with the forming die, and the driving device can drive the forming die to rotate relative to the bracket; the positioning assembly is arranged between the support and the forming die and can position the forming die after rotating 180 degrees.
According to the turret mechanism provided by the embodiment of the invention, at least the following beneficial effects are achieved: after the forming die rotates 180 degrees, the forming die can be positioned through the positioning assembly.
According to some embodiments of the invention, the driving device comprises a driving motor arranged on the bracket, an output shaft of the driving motor is connected with a driving gear, and the forming die is provided with a driven gear meshed with the driving gear, so that the structure is simple and easy to realize.
According to some embodiments of the present invention, the positioning assembly includes a controller, a first proximity switch, a second proximity switch, and an induction block, the induction block is disposed on the forming mold or the driven gear, the first proximity switch and the second proximity switch are both disposed on the bracket, the controller is electrically connected to the driving motor, the first proximity switch, and the second proximity switch, respectively, the driving motor is a servo motor, the induction block can be detected by the first proximity switch or the second proximity switch after the forming mold rotates 180 degrees, the controller can control the driving motor to stop operating when the induction block is detected by the first proximity switch or the second proximity switch, the driving motor is a servo motor, and the servo motor can stop operating immediately after the servo motor loses control voltage and has no rotation phenomenon, so that the forming die can be positioned after being rotated by 180 degrees.
An injection blow molding machine according to an embodiment of the second aspect of the present invention includes the turret mechanism according to the above-described embodiment of the first aspect of the present invention.
The injection blow molding machine provided by the embodiment of the invention at least has the following beneficial effects: after the forming die rotates 180 degrees, the forming die can be positioned through the positioning assembly.
According to some embodiments of the invention, further comprising: the bracket is movably arranged on the rack; the injection mechanism comprises an injection device and a fixed mold, the injection device and the fixed mold are both arranged on the rack, and the fixed mold is positioned on one side of the bracket; the blowing mechanism comprises a blowing device and a movable die, the blowing device is arranged on the rack, the movable die is movably arranged on the rack, and the movable die is positioned on the other side of the bracket; and the clamping mechanism is arranged on the rack and can drive the forming die to be matched with the fixed die and drive the movable die to be matched with the forming die.
According to some embodiments of the invention, the mold locking mechanism comprises a movable mold base, a fixed mold base, a first hydraulic cylinder and a second hydraulic cylinder, the movable die holder is movably arranged on the frame, the movable die is arranged on the movable die holder, the fixed die seat is arranged on the frame, the fixed die is arranged on the fixed die seat, the cylinder barrel of the first hydraulic cylinder is arranged on the frame, the piston rod of the first hydraulic cylinder is connected with the bracket, the cylinder barrel of the second hydraulic cylinder is arranged on the frame, the piston rod of the second hydraulic cylinder is connected with the movable die holder, the bracket is driven to move relative to the frame by the first hydraulic cylinder so as to drive the forming die and the fixed die to be closed or separated, the second hydraulic cylinder drives the movable die holder to move relative to the rack so as to drive the movable die and the forming die to be closed or separated.
According to some embodiments of the invention, the injection blow molding machine further comprises a guide mechanism, wherein the guide mechanism can limit the moving tracks of the bracket and the movable die holder, so that the accuracy of the mold assembly of the molding die, the fixed die and the movable die is improved, and the stability of the injection blow molding machine during the work is improved.
According to some embodiments of the invention, the guide mechanism comprises a guide rail, a first slider and a second slider, the guide rail is arranged on the rack, the first slider is arranged at the bottom of the bracket and is slidably connected with the guide rail, and the second slider is arranged at the bottom of the movable die holder and is slidably connected with the guide rail.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of a turret mechanism according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of another perspective of a turret mechanism according to an embodiment of the invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic structural diagram of an injection blow molding machine according to an embodiment of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at C;
fig. 7 is a partially enlarged schematic view at D in fig. 5.
Reference numerals:
the injection molding machine comprises a support 100, a molding die 200, a driving motor 310, a driving gear 320, a driven gear 330, a first proximity switch 410, a second proximity switch 420, a sensing block 430, a rack 500, an injection device 610, a fixed die 620, a movable die 710, a movable die base 810, a fixed die base 820, a first hydraulic cylinder 830, a second hydraulic cylinder 840, a guide rail 910, a first slide block 920 and a second slide block 930.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions or positional relationships indicated by upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if several, more than, less than, more than, above, below, or within words appear, several means are one or more, several means are two or more, more than, less than, more than, etc. are understood as not including the number, and more than, less than, within, etc. are understood as including the number.
In the description of the present invention, if the first, second, etc. terms appear, they are only used for distinguishing technical features, but are not to be interpreted as indicating or implying relative importance or implying number of indicated technical features or implying precedence of indicated technical features.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 4, the turret mechanism according to the embodiment of the present invention includes a support 100, a molding die 200, a driving device, and a positioning assembly.
The forming die 200 is rotatably arranged on the support 100, die cavities for forming plastic products are arranged on two opposite sides of the forming die 200, the driving device is arranged on the support 100 and is in transmission connection with the forming die 200, the driving device can drive the forming die 200 to rotate relative to the support 100, the positioning assembly is arranged between the support 100 and the forming die 200, and the positioning assembly can enable the forming die 200 to be positioned after rotating 180 degrees.
After the forming die 200 is rotated by 180 degrees, the forming die 200 can be positioned by the positioning assembly.
Referring to fig. 1 to 4, in some embodiments, the driving device includes a driving motor 310 disposed on the support 100, a driving gear 320 is connected to an output shaft of the driving motor 310, and a driven gear 330 engaged with the driving gear 320 is disposed on the forming die 200, which is simple in structure and easy to implement.
Referring to fig. 2 and 4, in some embodiments, the positioning assembly includes a controller, a first proximity switch 410, a second proximity switch 420, and a sensing block 430, the sensing block 430 is disposed on the driven gear 330, the first proximity switch 410 and the second proximity switch 420 are both disposed on the bracket 100, the controller is electrically connected to the driving motor 310, the first proximity switch 410, and the second proximity switch 420, respectively, the driving motor 310 is a servo motor, the sensing block 430 can be detected by the first proximity switch 410 or the second proximity switch 420 after the forming mold 200 rotates 180 degrees, when the sensing block 430 is detected by the first proximity switch 410 or the second proximity switch 420, the controller can control the driving motor 310 to stop operating, the driving motor 310 is a servo motor, and the servo motor can stop operating immediately after losing control voltage and has no autorotation phenomenon, so that the forming die 200 can be positioned after rotating 180 degrees.
It should be noted that, in some embodiments, the sensing block may also be disposed on the forming mold, which is not limited herein.
According to an embodiment of the invention, the injection blow molding machine comprises the turret mechanism.
After the forming die 200 is rotated by 180 degrees, the forming die 200 can be positioned by the positioning assembly.
Referring to fig. 5-7, in some embodiments thereof, the injection blow molding machine further comprises a frame 500, an injection mechanism inflation mechanism, and a mold clamping mechanism.
The support 100 is movably arranged on the frame 500, the injection mechanism comprises an injection device 610 and a fixed mold 620, the injection device 610 and the fixed mold 620 are both arranged on the frame 500, the fixed mold 620 is located on one side of the support 100, the inflation mechanism comprises an inflation device and a movable mold 710, the inflation device is arranged on the frame 500, the movable mold 710 is movably arranged on the frame 500, the movable mold 710 is located on the other side of the support 100, the mold locking mechanism is arranged on the frame 500, the mold locking mechanism can drive the forming mold 200 to be matched with the fixed mold 620, and the movable mold 710 is driven to be matched with the forming mold 200.
Referring to fig. 5 to 7, in some embodiments, the mold locking mechanism includes a movable mold base 810, a fixed mold base 820, a first hydraulic cylinder 830 and a second hydraulic cylinder 840, the movable mold base 810 is movably disposed on the frame 500, the movable mold 710 is disposed on the movable mold base 810, the fixed mold base 820 is disposed on the frame 500, the fixed mold 620 is disposed on the fixed mold base 820, a cylinder barrel of the first hydraulic cylinder 830 is disposed on the frame 500, a piston rod of the first hydraulic cylinder 830 is connected to the support 100, a cylinder barrel of the second hydraulic cylinder 840 is disposed on the frame 500, a piston rod of the second hydraulic cylinder 840 is connected to the movable mold base 810, the support 100 is driven by the first hydraulic cylinder 830 to move relative to the frame 500 to clamp or separate the molding mold 200 from the fixed mold 620, and the movable mold base 810 is driven by the second hydraulic cylinder 840 to move relative to the frame 500 to clamp or separate the.
In some embodiments, the injection blow molding machine further includes a guiding mechanism, and the guiding mechanism can limit the moving track of the bracket 100 and the movable mold seat 810, so as to facilitate improvement of the accuracy of mold assembly of the forming mold 200, the fixed mold 620 and the movable mold 710, and improve the stability of the injection blow molding machine during operation.
Referring to fig. 5 to 7, in some embodiments, the guide mechanism includes a guide rail 910, a first slider 920 and a second slider 930, the guide rail 910 is disposed on the frame 500, the first slider 920 is disposed at the bottom of the bracket 100 and slidably connected to the guide rail 910, and the second slider 930 is disposed at the bottom of the movable mold base 810 and slidably connected to the guide rail 910, which is simple in structure and easy to implement.
In the description of the present specification, if reference is made to the description of "one embodiment", "some embodiments", "exemplary embodiments", "examples", "specific examples", and "some examples", etc., reference is made to the terminology, it is intended that a particular feature, structure, material, or characteristic described in connection with the embodiment or example be included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. A turret mechanism, comprising:
a bracket (100);
the forming die (200) is rotatably arranged on the bracket (100), and two opposite sides of the forming die (200) are provided with die cavities for forming plastic products;
the driving device is arranged on the bracket (100) and is in transmission connection with the forming die (200), and the driving device can drive the forming die (200) to rotate relative to the bracket (100);
the positioning assembly is arranged between the support (100) and the forming die (200), and the positioning assembly can enable the forming die (200) to be positioned after being rotated by 180 degrees.
2. The turret mechanism according to claim 1, wherein the driving means comprises a driving motor (310) disposed on the frame (100), a driving gear (320) is coupled to an output shaft of the driving motor (310), and a driven gear (330) engaged with the driving gear (320) is disposed on the molding die (200).
3. The turret mechanism according to claim 2, wherein the positioning assembly comprises a controller, a first proximity switch (410), a second proximity switch (420) and a sensing block (430), the sensing block (430) is disposed on the forming mold (200) or the driven gear (330), the first proximity switch (410) and the second proximity switch (420) are disposed on the support (100), the controller is electrically connected to the driving motor (310), the first proximity switch (410) and the second proximity switch (420), respectively, the driving motor (310) is a servo motor, the sensing block (430) can be detected by the first proximity switch (410) or the second proximity switch (420) after the forming mold (200) rotates 180 degrees, and the sensing block (430) is detected by the first proximity switch (410) or the second proximity switch (420), and the sensing block (430) is detected by the second proximity switch (420) When the time comes, the controller can control the driving motor (310) to stop running.
4. An injection blow molding machine comprising the turret mechanism according to any one of claims 1 to 3.
5. The injection blow molding machine of claim 4, further comprising:
a frame (500), the bracket (100) being movably arranged on the frame (500);
an injection mechanism, wherein the injection mechanism comprises an injection device (610) and a fixed mold (620), the injection device (610) and the fixed mold (620) are both arranged on the frame (500), and the fixed mold (620) is positioned at one side of the bracket (100);
the blowing mechanism comprises a blowing device and a movable die (710), the blowing device is arranged on the rack (500), the movable die (710) is movably arranged on the rack (500), and the movable die (710) is positioned on the other side of the bracket (100);
the clamping mechanism is arranged on the rack (500), and can drive the forming die (200) to be matched with the fixed die (620) and drive the movable die (710) to be matched with the forming die (200).
6. The injection blow molding machine according to claim 5, wherein the mold locking mechanism comprises a movable mold base (810), a fixed mold base (820), a first hydraulic cylinder (830) and a second hydraulic cylinder (840), the movable mold base (810) is movably disposed on the frame (500), the movable mold (710) is disposed on the movable mold base (810), the fixed mold base (820) is disposed on the frame (500), the fixed mold (620) is disposed on the fixed mold base (820), a cylinder barrel of the first hydraulic cylinder (830) is disposed on the frame (500), a piston rod of the first hydraulic cylinder (830) is connected to the bracket (100), a cylinder barrel of the second hydraulic cylinder (840) is disposed on the frame (500), and a piston rod of the second hydraulic cylinder (840) is connected to the movable mold base (810).
7. The injection blow molding machine of claim 6, further comprising a guide mechanism capable of limiting a movement trajectory of the carriage (100) and the movable die holder (810).
8. The injection blow molding machine according to claim 7, wherein the guide mechanism comprises a guide rail (910), a first slider (920) and a second slider (930), the guide rail (910) is disposed on the frame (500), the first slider (920) is disposed at the bottom of the support (100) and slidably connected to the guide rail (910), and the second slider (930) is disposed at the bottom of the movable mold base (810) and slidably connected to the guide rail (910).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110086824.5A CN112677450A (en) | 2021-01-22 | 2021-01-22 | Turret mechanism and injection blow molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110086824.5A CN112677450A (en) | 2021-01-22 | 2021-01-22 | Turret mechanism and injection blow molding machine |
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| Publication Number | Publication Date |
|---|---|
| CN112677450A true CN112677450A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110086824.5A Pending CN112677450A (en) | 2021-01-22 | 2021-01-22 | Turret mechanism and injection blow molding machine |
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| CN (1) | CN112677450A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228106A (en) * | 2021-11-30 | 2022-03-25 | 华南理工大学 | Injection blow molding device and molding method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102470580A (en) * | 2009-12-07 | 2012-05-23 | 三菱重工塑胶科技有限公司 | Injection molding machine for two-material molding |
| CN202498682U (en) * | 2012-02-02 | 2012-10-24 | 福州巨昂精密模具科技有限公司 | Turning device applied in injection molding machine mould |
| CN202826384U (en) * | 2012-08-24 | 2013-03-27 | 丰铁机械(苏州)有限公司 | Injection-blow integrated type clamping unit |
-
2021
- 2021-01-22 CN CN202110086824.5A patent/CN112677450A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102470580A (en) * | 2009-12-07 | 2012-05-23 | 三菱重工塑胶科技有限公司 | Injection molding machine for two-material molding |
| CN202498682U (en) * | 2012-02-02 | 2012-10-24 | 福州巨昂精密模具科技有限公司 | Turning device applied in injection molding machine mould |
| CN202826384U (en) * | 2012-08-24 | 2013-03-27 | 丰铁机械(苏州)有限公司 | Injection-blow integrated type clamping unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114228106A (en) * | 2021-11-30 | 2022-03-25 | 华南理工大学 | Injection blow molding device and molding method |
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Application publication date: 20210420 |
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