CN217597741U - Injection molding device for stretched bottle blank - Google Patents
Injection molding device for stretched bottle blank Download PDFInfo
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- CN217597741U CN217597741U CN202221711993.XU CN202221711993U CN217597741U CN 217597741 U CN217597741 U CN 217597741U CN 202221711993 U CN202221711993 U CN 202221711993U CN 217597741 U CN217597741 U CN 217597741U
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- bottle blank
- bottle
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Abstract
The utility model discloses a tensile bottle base device of moulding plastics, include: the cooling device comprises a supporting base, wherein a supporting frame is fixedly installed at the top end of the supporting base, and a cooling forming assembly is arranged at the top of the supporting frame and comprises a circulating water tank and a hydraulic cylinder; the bottom end of the telescopic rod of the hydraulic cylinder is fixedly connected with a bottle blank forming head, the outer wall of the bottle blank forming head is sleeved with a cooling sleeve, and the cooling sleeve is matched with the bottle blank forming head to rapidly cool the inner wall and the outer wall of the bottle blank; and a second circulating water tank is formed in the bottle blank forming head. According to the stretched bottle blank injection molding device, the inner wall and the outer wall of a bottle blank are synchronously cooled by matching the bottle blank molding head with the cooling sleeve, so that the cooling molding speed of the bottle blank is accelerated, the internal stress of the bottle blank is reduced, and the later-stage stretching molding of the bottle blank is facilitated; and the synchronous movement of the conveyor belt and the bottle blank forming head ensures the efficiency of bottle blank forming and demoulding, improves the yield of the bottle blanks and reduces the generation of defective products.
Description
Technical Field
The utility model relates to a bottle base production technical field that moulds plastics especially relates to a tensile bottle base device of moulding plastics.
Background
In prior art, traditional medicine bottle device of moulding plastics generally inserts the metal inserted bar in the good material of hot melt, takes out the inserted bar after waiting for the material to wrap up the inserted bar and form the bottle base completely, takes off the bottle base after natural cooling, accomplishes the production of medicine bottle. The natural cooling method takes longer time and has relatively low efficiency.
Through retrieval, a Chinese patent with the application number of CN201821883136.1 discloses a disposable nasal oxygen tube blank injection molding device, which comprises a base, an injection molding mechanism, a melt box and a conveying assembly, wherein two parallel sliding rails are arranged on the surface of the base, a plurality of supporting legs transversely slide in the sliding rails through sliding wheels at the bottom ends, a top plate is welded at the top ends of the supporting legs, a first hydraulic pump is arranged on the surface of the top plate, a first hydraulic rod at the bottom end of the first hydraulic pump penetrates through the top plate to be connected with the injection molding mechanism, and the melt box is arranged below the injection molding mechanism; the injection molding mechanism is characterized in that a power box is arranged inside the injection molding mechanism, a controller is installed at the top end of the power box, and a plurality of inserted rods are installed at the bottom end of the power box through threaded joints.
The above patents suffer from the following disadvantages: the device accelerates the cooling of bottle base shaping inserted bar through the refrigeration stick, and at the cooling in-process, the outside loss of heat of bottle base, the inside of bottle base can cool off earlier, and the outside still can be in high temperature or low temperature state, and the inside and outside difference in temperature is great, and the inside stress of bottle base is great, influences the stretch forming in later stage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a stretching bottle blank injection molding device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stretch preform injection molding apparatus comprising:
the cooling device comprises a supporting base, wherein a supporting frame is fixedly installed at the top end of the supporting base, and a cooling forming assembly is arranged at the top of the supporting frame and comprises a circulating water tank and a hydraulic cylinder;
the bottom end of the telescopic rod of the hydraulic cylinder is fixedly connected with a bottle blank forming head, the outer wall of the bottle blank forming head is sleeved with a cooling sleeve, and the cooling sleeve is matched with the bottle blank forming head to rapidly cool the inner wall and the outer wall of the bottle blank.
As the utility model discloses further scheme again: a second circulating water tank is formed inside the bottle blank forming head, a second water inlet and a second water outlet are symmetrically formed in the edge side of the top end of the bottle blank forming head, and a connecting column is fixedly connected to the top end of the bottle blank forming head.
As a further aspect of the present invention: a first circulating water tank is arranged inside the cooling sleeve, and the top end of the cooling sleeve is fixedly connected with a first water inlet, a first fixing rod, a first water outlet and a first fixing rod in sequence.
As a further aspect of the present invention: the outer wall of the bottle blank forming head is sleeved with a demoulding ring, and the top end of the demoulding ring is fixedly connected with a plurality of second fixing rods at equal intervals.
As a further aspect of the present invention: the top fixed mounting who supports the base has the raw materials to melt the case, just the sliding tray has all been seted up to the both sides side that supports the base top, the bottom cell wall equidistance of sliding tray rotates installs a plurality of cylindrical roller.
As a further aspect of the present invention: the inside slidable mounting of sliding tray has the gear frame, two rotate between the gear frame and install the conveyer belt, and two the positive bottom fixedly connected with connecting rod of gear frame.
As a further aspect of the present invention: the positive both ends of connecting rod are all rotated and are installed the threaded rod, just the top fixed mounting of connecting rod has driving motor, driving motor is connected with two threaded rod transmissions.
As a further aspect of the present invention: one of them the front of driving frame is rotated and is installed drive gear, drive gear's bottom transmission is connected with the transmission shaft, the transmission shaft is connected with one of them threaded rod transmission.
Compared with the prior art, the utility model provides a tensile bottle base device of moulding plastics possesses following beneficial effect:
1. this tensile bottle base device of moulding plastics carries out the cooling in step to the inside and outside wall of bottle base through the first cooperation cooling sleeve of bottle base shaping for the fashioned speed of bottle base cooling, reduces the internal stress of bottle base simultaneously, the bottle base later stage stretch forming of being convenient for.
2. According to the injection molding device for the stretched bottle blanks, the efficiency of bottle blank molding and demolding is ensured through the synchronous motion of the conveyor belt and the bottle blank molding head, the yield of the bottle blanks is improved, and the generation of defective products is reduced.
3. This tensile bottle base injection moulding device uses through circulating water tank and circulating water pump's cooperation, improves the shaping speed of bottle base in raw materials melts incasement portion to improve the bottle base cooling drawing of patterns speed.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation.
Drawings
FIG. 1 is a schematic structural view of the overall assembly of the present invention;
FIG. 2 is a schematic structural view of the support base of the present invention;
FIG. 3 is a schematic structural view of the cooling molding assembly of the present invention;
fig. 4 is a schematic structural view of the cooling sleeve and the bottle blank molding head of the present invention.
In the figure: 1. a support base; 2. a support frame; 3. a circulating water tank; 4. a hydraulic cylinder; 5. a transmission frame; 6. a conveyor belt; 7. a connecting rod; 8. a threaded rod; 9. a drive motor; 10. a drive shaft; 11. a transmission gear; 12. a sliding groove; 13. a cylindrical roller; 14. an internally threaded sleeve; 15. A raw material melting box; 16. cooling the sleeve; 17. fixing a rod I; 18. a first water inlet; 19. a first water outlet; 20. a bottle preform forming head; 21. a water inlet II; 22. a water outlet II; 23. connecting columns; 24. a demoulding ring; 25. and a second fixing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
An injection molding apparatus for stretching a preform, as shown in fig. 1 to 4, comprising:
the cooling device comprises a supporting base 1, wherein a supporting frame 2 is welded at the top end of the supporting base 1, the supporting frame 2 is arranged in an inverted L shape, a cooling forming assembly is arranged at the top of the supporting frame 2 and comprises a circulating water tank 3 and a hydraulic cylinder 4, and the circulating water tank 3 and the hydraulic cylinder 4 are both fixed at the top end of the supporting frame 2;
a refrigerator is fixedly arranged at the top end of the circulating water tank 3, and the refrigerator rapidly cools the circulating water tank 3 so as to facilitate heat exchange for bottle blank molding; a circulating water pump is arranged on one side of the circulating water tank 3, and the circulating water pump is convenient for the circulation of water flow in the circulating water tank 3;
the telescopic link bottom fixedly connected with bottle base shaping head 20 of pneumatic cylinder 4, the outer wall of bottle base shaping head 20 has cup jointed cooling sleeve 16, and cooling sleeve 16 cooperates bottle base shaping head 20 to carry out quick cooling to the bottle base inside and outside wall.
A second circulating water tank is arranged inside the bottle blank forming head 20, low-temperature water flows flow in the bottle blank forming head 20 through the second circulating water tank, the bottle blank forming head 20 is cooled, a connecting column 23 is integrally cast and formed at the top end of the bottle blank forming head 20, and the connecting column 23 is installed at the bottom end of a telescopic rod of the hydraulic cylinder 4 in a threaded mode;
the side of the top end of the bottle blank forming head 20 is symmetrically welded with a water inlet II 21 and a water outlet II 22, the water inlet II 21 and the water outlet II 22 are communicated with a circulating water tank II, the water inlet II 21 is communicated with the circulating water tank 3 through a three-way pipeline, and the water outlet II 22 is communicated with a circulating water pump through a three-way pipeline.
A first circulating water tank is arranged in the cooling sleeve 16, and low-temperature water flows in the cooling sleeve 16 to cool the outer wall of the bottle blank; the top end of the cooling sleeve 16 is welded with a water inlet I18, a fixing rod I17, a water outlet I19 and a fixing rod I17 in sequence;
the two first fixing rods 17 are welded at the bottom end of the support frame 2, the first water inlet 18 and the first water outlet 19 are communicated with the first circulating water tank, the first water inlet 18 is communicated with the circulating water tank 3 through a three-way pipeline, and the first water outlet 19 is communicated with the circulating water pump through a three-way pipeline.
The outer wall of bottle base shaping head 20 has cup jointed demoulding ring 24, and the equidistance welding of the top of demoulding ring 24 has a plurality of dead lever two 25, and dead lever two 25 welds the bottom at support frame 2, and demoulding ring 24 breaks away from the bottle base shaping head 20 that the bottle base that will cool off the completion.
A raw material melting box 15 is fixedly arranged at the top end of the supporting base 1, and the raw material melting box 15 is used for containing molten raw materials and keeping the molten raw materials in a molten state; sliding grooves 12 are formed in the two side sides of the top end of the supporting base 1, and a plurality of cylindrical rollers 13 are installed on the bottom groove wall of each sliding groove 12 in an equidistance rotating mode.
The inside slidable mounting of sliding tray 12 has drive frame 5, and drive frame 5 slides smoothly through cylindrical roller 13, rotates between two drive frames 5 and installs conveyer belt 6, and conveyer belt 6 is used for bearing the fashioned bottle base of cooling, and the welding of the positive bottom of two drive frames 5 has connecting rod 7.
The two ends of the front surface of the connecting rod 7 are respectively provided with a threaded rod 8 in a rotating mode through a bearing, the outer wall of each threaded rod 8 is in threaded sleeve connection with an internal thread sleeve 14 in a sleeved mode, the front surface of the supporting base 1 is provided with two through holes, and the internal thread sleeves 14 are fixed inside the through holes;
the top fixed mounting of connecting rod 7 has driving motor 9, and the equal fixed mounting of the output shaft of driving motor 9 and the one end of two threaded rods 8 has the sprocket, and three sprocket passes through chain drive and connects.
A transmission gear 11 is rotatably arranged on the front surface of one of the transmission frames 5, the transmission gear 11 is fixed at one end of a rotating shaft of the conveyor belt 6, and the bottom end of the transmission gear 11 is in transmission connection with a transmission shaft 10;
one end of the transmission shaft 10 is fixedly connected with a straight gear, and the other end is fixedly connected with a chain wheel; the straight gear is meshed with the transmission gear 11, and the transmission shaft 10 is rotatably arranged on the front surface of the transmission frame 5 through a bearing; the chain wheel is in transmission connection with a threaded rod 8 through a chain.
The working principle is as follows:
referring to fig. 1 to 4, the apparatus is assembled as shown in fig. 1, fig. 1 is an initial state of each component in the apparatus;
in the device, the hydraulic cylinder 4 and the driving motor 9 move synchronously, namely, the hydraulic cylinder and the driving motor are started and closed synchronously;
starting the hydraulic cylinder 4 and the circulating water pump, wherein the hydraulic cylinder 4 drives the bottle blank forming head 20 to extend into the raw material melting tank 15, the raw material is rapidly formed on the outer wall of the bottle blank forming head 20, and then the bottle blank forming head 20 is lifted until the bottle blank forming head 20 moves to the inside of the cooling sleeve 16;
the circulating water tank 3 is matched with a circulating water pump, so that water flow cooled by the refrigerator rapidly flows in the first circulating water tank and the second circulating water tank, the inner wall and the outer wall of the bottle blank are synchronously cooled, and the stress in the bottle blank is reduced;
in the process, in the descending process of the bottle blank forming head 20, the driving motor 9 drives the two threaded rods 8 to rotate clockwise, and the threaded rods 8 drive the transmission frame 5 and the conveyor belt 6 to be far away from the support frame 2 through the connecting rods 7 under the action of the internal threaded sleeves 14;
on the contrary, in the process that the bottle blank forming head 20 ascends, the transmission frame 5 and the conveyor belt 6 are close to the support frame 2;
in the process of clockwise rotation of the threaded rod 8, the threaded rod 8 drives the transmission shaft 10 to rotate clockwise, and then the transmission gear 11 drives the conveyor belt 6 to rotate anticlockwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a tensile bottle base injection molding device which characterized in that includes:
the cooling device comprises a supporting base (1), wherein a supporting frame (2) is fixedly mounted at the top end of the supporting base (1), a cooling forming assembly is arranged at the top of the supporting frame (2), and the cooling forming assembly comprises a circulating water tank (3) and a hydraulic cylinder (4);
the bottle blank forming device is characterized in that a bottle blank forming head (20) is fixedly connected to the bottom end of the telescopic rod of the hydraulic cylinder (4), a cooling sleeve (16) is sleeved on the outer wall of the bottle blank forming head (20), and the cooling sleeve (16) is matched with the bottle blank forming head (20) to rapidly cool the inner wall and the outer wall of a bottle blank.
2. The stretch preform injection molding apparatus according to claim 1, wherein: a second circulating water tank is formed in the bottle blank forming head (20), a second water inlet (21) and a second water outlet (22) are symmetrically formed in the side of the top end of the bottle blank forming head (20), and a connecting column (23) is fixedly connected to the top end of the bottle blank forming head (20).
3. The stretch preform injection molding apparatus according to claim 1, wherein: a first circulating water tank is arranged inside the cooling sleeve (16), and the top end of the cooling sleeve (16) is fixedly connected with a first water inlet (18), a first fixing rod (17), a first water outlet (19) and a first fixing rod (17) in sequence.
4. The stretch preform injection molding apparatus of claim 1, wherein: the outer wall of bottle base shaping head (20) has cup jointed demoulding ring (24), the top equidistance fixedly connected with a plurality of dead levers two (25) of demoulding ring (24).
5. The stretch preform injection molding apparatus of claim 1, wherein: the top fixed mounting who supports base (1) has raw materials melting box (15), just sliding tray (12) have all been seted up to both sides side that supports base (1) top, the bottom cell wall equidistance of sliding tray (12) is rotated and is installed a plurality of cylindrical roller (13).
6. An injection molding apparatus for stretching a preform according to claim 5, wherein: the inside slidable mounting of sliding tray (12) has driving frame (5), two rotate between driving frame (5) and install conveyer belt (6), and two the positive bottom fixedly connected with connecting rod (7) of driving frame (5).
7. The stretch preform injection molding apparatus of claim 6, wherein: threaded rod (8) are all installed in the both ends of connecting rod (7) front rotation, just the top fixed mounting of connecting rod (7) has driving motor (9), driving motor (9) are connected with two threaded rod (8) transmissions.
8. The stretch preform injection molding apparatus of claim 6, wherein: one of them the front of driving frame (5) is rotated and is installed drive gear (11), the bottom transmission of drive gear (11) is connected with transmission shaft (10), transmission shaft (10) are connected with one of them threaded rod (8) transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221711993.XU CN217597741U (en) | 2022-07-05 | 2022-07-05 | Injection molding device for stretched bottle blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221711993.XU CN217597741U (en) | 2022-07-05 | 2022-07-05 | Injection molding device for stretched bottle blank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217597741U true CN217597741U (en) | 2022-10-18 |
Family
ID=83591466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221711993.XU Active CN217597741U (en) | 2022-07-05 | 2022-07-05 | Injection molding device for stretched bottle blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217597741U (en) |
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2022
- 2022-07-05 CN CN202221711993.XU patent/CN217597741U/en active Active
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