CN217169717U - Large-scale plastics cavity mould locking device - Google Patents
Large-scale plastics cavity mould locking device Download PDFInfo
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- CN217169717U CN217169717U CN202123167294.1U CN202123167294U CN217169717U CN 217169717 U CN217169717 U CN 217169717U CN 202123167294 U CN202123167294 U CN 202123167294U CN 217169717 U CN217169717 U CN 217169717U
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Abstract
The utility model relates to a blowing machine field, concretely relates to large-scale plastics cavity mould mode locking device. The mold comprises a mold body consisting of a mold half I and a mold half II, and is characterized in that a first telescopic device and a second telescopic device are respectively arranged on the mold half I and the mold half II, the first telescopic device comprises a clamping rod and a first driving device for driving the clamping rod to reciprocate, and one end, far away from the first driving device, of the clamping rod is provided with a limiting part; the second telescopic device comprises a clamping plate and a second driving device for driving the clamping plate to reciprocate, wherein one end of the clamping plate, which is far away from the second driving device, is provided with a slot, and the width of the slot is matched with the outer diameter of the clamping rod; the clamping rod is perpendicular to the clamping plate and is opposite to the notch. The utility model aims to solve the technical problem that the design of cavity mould locking device to prior art is complicated, bulky, the cost is high, require high not enough to the compressive strength of template, provide a large-scale plastics cavity mould locking device.
Description
Technical Field
The utility model relates to a blowing machine field, concretely relates to large-scale plastics cavity mould mode locking device.
Background
The traditional large-scale hollow blow molding machine puts the raw materials into the hopper of the extrusion device, the raw materials enter the die head through the extrusion melting of the extrusion device, then the raw materials are slowly injected out from the lower end of the die head and are preliminarily molded into a round tube with high temperature and softness, the raw materials enter the die opening and closing device, when the bottom end of the tube-shaped blank reaches the lower blowing device, the lower blowing device is started to blow air into the tube-shaped blank, meanwhile, two templates of the die opening and closing device move towards the middle under the action of die closing oil cylinders arranged under respective template seats respectively, the templates arranged on the die opening and closing device are just closed when waiting, a plurality of die locking oil cylinders fixed on the templates start to work, and large die locking force is provided so that the expansion phenomenon of the die does not occur in the air blowing process. The hydraulic mold locking device of the traditional large hollow blow molding machine is designed on a template, and has the problems of complex design, large volume, high manufacturing cost and high requirement on the compressive strength of the template.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the design of cavity mould locking device to prior art is complicated, bulky, the cost is high, require high not enough to the compressive strength of template, provide a large-scale plastics cavity mould locking device.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a large-scale plastic hollow mold locking device comprises a mold consisting of a half mold I and a half mold II, and is characterized in that a first telescopic device and a second telescopic device are respectively arranged on the half mold I and the half mold II, the first telescopic device comprises a clamping rod and a first driving device for driving the clamping rod to reciprocate, and one end, far away from the first driving device, of the clamping rod is provided with a limiting part; the second telescopic device comprises a clamping plate and a second driving device for driving the clamping plate to reciprocate, wherein one end of the clamping plate, which is far away from the second driving device, is provided with a slot, and the width of the slot is matched with the outer diameter of the clamping rod; the clamping rod is perpendicular to the clamping plate and is opposite to the notch.
Furthermore, the limiting part is a flange extending outwards along the radial direction of the clamping rod, and the outer diameter of the flange is larger than the width of the groove.
Furthermore, the second telescoping device still includes the support, and the support encloses to close and forms at least one side and has open-ended cavity and one of them opening just to the joint pole so that the joint pole can stretch into in the cavity, and second drive arrangement fixed connection is on the support, and the cardboard is located the cavity, still is equipped with the guide slot with cardboard looks adaptation in the cavity.
Furthermore, the open end of the slot is provided with a flaring section. So set up, the joint pole gets into in the fluting more easily.
Furthermore, half module I and half module II are the cuboid of controlling parallel arrangement, and the joint pole sets up along the horizontal direction.
Further, the first driving device is a high-pressure oil cylinder.
Further, the second driving device is a cylinder.
The utility model has the advantages that:
the utility model discloses a be equipped with first telescoping device and second telescoping device on half module I and the half module II respectively, convenient and fast carries out the mode locking, and simple structure, effect are reliable, effectively avoid blowing the in-process and produce the mould that expands, can distribute the quantity of mode locking device according to the size flexibility of mould clamping force moreover, and adaptability is wider. After the mold locking device is installed on a mold, the mold locking device is not arranged in the mold closing system any longer, the requirement on the compressive strength of a template is reduced, and the mold closing system is simple in structure, small in size and easy to popularize and apply.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present invention;
fig. 2 is a front view of the mold clamping device of the present invention;
FIG. 3 is a corresponding left side view of FIG. 2;
FIG. 4 is a right side view of the clamping mechanism of FIG. 2;
FIG. 5 is a front view of the mode locking device of the present invention in use;
FIG. 6 is a corresponding left side view of FIG. 5;
in the figure: 1. the mold comprises a mold half I, a mold half II, a mold half 10, a first telescopic device, a second telescopic device 20, a first driving device 100, a clamping rod 101, a second driving device 200, a clamping plate 201 and a support 202.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1 and fig. 2, the large plastic hollow mold clamping device of the present embodiment includes a mold composed of a mold half i 1 and a mold half ii 2, and is characterized in that the mold half i 1 and the mold half ii 2 are respectively provided with a first expansion device 10 and a second expansion device 20, the first expansion device 10 includes a clamping rod 101 and a first driving device 100 for driving the clamping rod 101 to reciprocate, and one end of the clamping rod 101, which is far away from the first driving device 100, is provided with a limiting portion; as shown in fig. 3, the second telescopic device 20 includes a clamping plate 201 and a second driving device 200 for driving the clamping plate 201 to reciprocate, wherein a slot is formed at one end of the clamping plate 201 away from the second driving device 200, and the width of the slot is adapted to the outer diameter of the clamping rod 101; the clamping rod 101 is perpendicular to the clamping plate 201 and is opposite to the notch. Furthermore, the open end of the slot is provided with a flaring section. So configured, the snap rod 101 is more easily inserted into the slot. Furthermore, the limiting part is a flange extending outwards along the radial direction of the clamping rod 101, and the outer diameter of the flange is larger than the width of the groove.
Further, the second telescopic device 20 further includes a bracket 202, the bracket 202 encloses to form a cavity with an opening on at least one side, and one of the openings faces the clamping rod 101 so that the clamping rod 101 can extend into the cavity, the second driving device 200 is fixedly connected to the bracket 202, the clamping plate 201 is located in the cavity, and a guide groove matched with the clamping plate 201 is further provided in the cavity.
In this embodiment, the half mold i 1 and the half mold ii 2 are cuboids arranged in parallel in the left-right direction, and the clamping rod 101 is arranged in the horizontal direction. The first driving device 100 is an oil cylinder, and preferably, the first driving device 100 is a high-pressure oil cylinder; the second driving means 200 is a cylinder. The bracket 202 is a rectangular structure, and as shown in fig. 4, a vertical plate with a circular hole is arranged on one side of the bracket 202 opposite to the clamping rod 101; as shown in fig. 3, the other side of the stent 202 away from the clamping bar 101 is an open structure, which can reduce the weight of the stent 202 and facilitate the observation and maintenance of the inside of the stent 202.
As shown in fig. 2 and 3, when the mold clamping device is in a state before mold clamping, the cylinder is started to drive the clamping rod 101 to move towards the second expansion device 20, and when the clamping rod 101 reaches the position below the clamping plate 201 and the limiting part is positioned at the side of the clamping plate 201 away from the first driving device 100, the cylinder stops moving. Then, the air cylinder is started to drive the clamping plate 201 to move towards the clamping rod 101, and after the slot is clamped on the clamping rod 101, the air cylinder stops moving. The oil cylinder is started again to enable the clamping rod 101 to retract, and the limiting part abuts against the clamping plate 201 to stop the movement of the oil cylinder. Thus, the mode locking operation is completed, and the mode locking device is in the state shown in fig. 5 and 6.
The utility model discloses a be equipped with first telescoping device 10 and second telescoping device 20 on half module I1 and the half module II 2 respectively, convenient and fast carries out the mode locking, and simple structure, effect are reliable, effectively avoid blowing the in-process and produce the mould that expands, can distribute the quantity of mode locking device according to the size flexibility of mould mode locking power moreover, and adaptability is wider. After the mold locking device is installed on a mold, the mold locking device is not arranged in the mold closing system any longer, the requirement on the compressive strength of a template is reduced, and the mold closing system is simple in structure, small in size and easy to popularize and apply.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (7)
1. A large-scale plastic hollow mold locking device comprises a mold consisting of a half mold I (1) and a half mold II (2), and is characterized in that the half mold I (1) and the half mold II (2) are respectively provided with a first telescopic device (10) and a second telescopic device (20), the first telescopic device (10) comprises a clamping rod (101) and a first driving device (100) for driving the clamping rod (101) to reciprocate, and one end, far away from the first driving device (100), of the clamping rod (101) is provided with a limiting part; the second telescopic device (20) comprises a clamping plate (201) and a second driving device (200) for driving the clamping plate (201) to reciprocate, one end, far away from the second driving device (200), of the clamping plate (201) is provided with a groove, and the width of the groove is matched with the outer diameter of the clamping rod (101); the clamping rod (101) is perpendicular to the clamping plate (201) and is opposite to the groove.
2. The large plastic hollow mold clamping device according to claim 1, wherein the limiting portion is a flange extending radially outward along the clamping rod (101), and the outer diameter of the flange is larger than the width of the slot.
3. A large plastic hollow mold clamping device according to claim 1, characterized in that the second telescopic device (20) further comprises a bracket (202), the bracket (202) encloses a cavity with at least one side open and one of the openings faces the clamping rod (101) to enable the clamping rod (101) to extend into the cavity; the second driving device (200) is fixedly connected to the support (202), the clamping plate (201) is located in the cavity, and a guide groove matched with the clamping plate (201) is formed in the cavity.
4. The large plastic hollow mold clamping device according to claim 1, wherein the open end of the slot is provided with a flared section.
5. The mold locking device for large hollow plastic molds according to claim 1, wherein the mold half I (1) and the mold half II (2) are rectangular parallelepipeds arranged in parallel left and right, and the clamping rod (101) is arranged along the horizontal direction.
6. The large plastic hollow mold clamping device according to claim 1, wherein the first driving device (100) is a cylinder.
7. The large plastic hollow mold clamping device according to claim 1, wherein the second driving means (200) is a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123167294.1U CN217169717U (en) | 2021-12-16 | 2021-12-16 | Large-scale plastics cavity mould locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123167294.1U CN217169717U (en) | 2021-12-16 | 2021-12-16 | Large-scale plastics cavity mould locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217169717U true CN217169717U (en) | 2022-08-12 |
Family
ID=82714027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123167294.1U Active CN217169717U (en) | 2021-12-16 | 2021-12-16 | Large-scale plastics cavity mould locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217169717U (en) |
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2021
- 2021-12-16 CN CN202123167294.1U patent/CN217169717U/en active Active
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