CN212045944U

CN212045944U - Blowing cooling mechanism for blow molding machine

Info

Publication number: CN212045944U
Application number: CN202020109181.2U
Authority: CN
Inventors: 杨乐园
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-12-01
Anticipated expiration: 2030-01-18

Abstract

The utility model relates to the technical field of blow molding machines, and discloses a blowing cooling mechanism for a blow molding machine, wherein a feed inlet is fixedly arranged on the upper surface of the blow molding machine, a plastic outlet is fixedly arranged on the lower surface of the blow molding machine, a plastic inlet is arranged below the plastic outlet, a blow molding outlet purifying device is arranged on the side surface of the plastic outlet on the lower surface of the blow molding machine, a support rod is fixedly arranged on the periphery of the plastic outlet and the blow molding outlet purifying device on the lower surface of the blow molding machine, a base is fixedly arranged on the other end of the support rod, a first cylinder and a second cylinder are respectively arranged on two sides of the upper surface of the base, telescopic rods are respectively arranged on the side surfaces of the first cylinder and the second cylinder, a mold buffer device is arranged on the other end of the telescopic rods, the blow molding outlet purifying device can purify compressed cold air, the cooling molding efficiency of a blow molding workpiece is improved, and the, the loss of the die and the driving plate is reduced, and the service life is prolonged.

Description

Blowing cooling mechanism for blow molding machine

Technical Field

The utility model relates to a blowing machine technical field specifically is a cooling mechanism of blowing for blowing machine.

Background

After the liquid plastic is ejected, the plastic is blown into a shaped cavity by the force of the wind blowing out of the machine, which is called a blow molding machine, to produce the product. The plastic is melted in a screw extruder and extruded quantitatively, then the plastic is formed through a mouth film, an air ring is used for blowing and cooling, then a tractor is used for drawing at a certain speed, and a winding machine is used for winding the plastic into a coil.

However, the cold air port of the existing blow molding machine in the current market is lack of purification measures, often solid particles of compressed cold air enter the inner cavity of a blow molding workpiece, the sealing performance is poor, the blow molding workpiece is defective, and the impact force between two molds caused by mold folding is large, so that the two molds are damaged. Accordingly, one skilled in the art has provided a blow cooling mechanism for a blow molding machine that solves the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blow cooling mechanism for blowing machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a cooling body bloies for blowing machine, includes the blowing machine, the last fixed surface of blowing machine installs the feed inlet, and the lower fixed surface of blowing machine installs out and moulds the mouth, the below of moulding the mouth is provided with into moulds the mouth out, the lower surface of blowing machine is provided with blowing mouth purifier in the side of moulding the mouth out, and the lower surface of blowing machine fixed mounting has the bracing piece around mouthful and blowing mouth purifier are moulded out to the mouth, the other end fixed mounting of bracing piece has the base, first cylinder and second cylinder are installed respectively to the upper surface both sides of base, the telescopic link is all installed to the side of first cylinder and second cylinder, the other end of telescopic link is provided with mould buffer.

As a further aspect of the present invention: blow molding mouth purifier includes cold air pipe, air outlet, cover joint piece, bellmouth, purge tube, purification filter screen, filter screen frame and air intake, the air outlet has been seted up to the inside of cold air pipe, and the lower surface mounting of cold air pipe has the cover joint piece, the below of cold air pipe is provided with the purge tube, the bellmouth has been seted up to the upper surface of purge tube, and the inside of purge tube has seted up the air intake, the lower fixed surface of purge tube installs the filter screen frame, the inside embedding of filter screen frame has the purification filter screen.

As a further aspect of the present invention: the die buffering device comprises a die, a limiting block, a sliding block, a push plate, a sliding groove, a driving plate and a buffer rod, wherein the limiting block is fixedly mounted on the inner side wall of the driving plate, the buffer rod is arranged inside the driving plate, the push plate is fixedly mounted at one end of the buffer rod, the sliding block is fixedly mounted on two sides of the push plate, the die is fixedly mounted on the other side of the push plate, and the sliding groove is sleeved outside the sliding block.

As a further aspect of the present invention: the cold air pipe corresponds to the purification pipe, and the air outlet corresponds to the air inlet.

As a further aspect of the present invention: the slider slides in the inside of spout, the inside of buffer beam is provided with the spring.

As a further aspect of the present invention: the sleeving connection block corresponds to the bearing port, and threads are arranged inside the sleeving connection block and outside the bearing port.

Compared with the prior art, the beneficial effects of the utility model are that:

1. compared with the prior art, the utility model discloses in the blowing mouth purifier who provides, can utilize the cold air pipe to aim at the purge tube, the threaded connection who utilizes the cover to connect the piece inner wall is on the screw thread of bellmouth outer wall, thereby make air outlet and air intake connection, compressed air gets into the air intake from the air outlet and purifies the filter screen at last, not only can purify compressed air, avoid solid-state particulate matter to pollute the inside of blow molding work piece, reduce the disqualification rate of shaping work piece, increase the leakproofness through the sealed pad between cover connects piece and the bellmouth, improve blow molding work piece cooling forming's efficiency.

2. Compared with the prior art, the utility model discloses in the mould buffer who sets up, can drive the mould through the drive plate and fold, the slider that utilizes the push pedal both sides slides in the spout, and the buffer lever utilizes the spring flexible, reduces the impact force that the mould folds and brings, the elasticity that utilizes the spring resets when the die sinking, prevent with the stopper that the mould from droing, not only can increase the leakproofness that the mould folds after, reduce the wastrel probability of work piece, can also reduce the loss of mould and drive plate itself through the buffering, increase of service life.

Drawings

FIG. 1 is a schematic view of a blow cooling mechanism for a blow molding machine;

FIG. 2 is a schematic diagram of a blow port purge arrangement for a blow air cooling mechanism of a blow molding machine;

fig. 3 is a schematic structural view of a mold buffering device in a blow cooling mechanism for a blow molding machine.

In the figure: 1. a blow molding machine; 2. a plastic outlet; 3. a feed inlet; 4. a blow molding port purification device; 41. a cold air pipe; 42. an air outlet; 43. sleeving and connecting blocks; 44. a socket; 45. a purge tube; 46. purifying the filter screen; 47. a screen frame; 48. an air inlet; 5. a telescopic rod; 6. a die cushion device; 61. a mold; 62. a limiting block; 63. a slider; 64. pushing the plate; 65. a chute; 66. a drive plate; 67. a buffer rod; 7. a plastic inlet; 8. a first cylinder; 9. a support bar; 10. a second cylinder; 11. a base.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a blowing cooling mechanism for a blow molding machine includes a blow molding machine 1, a feeding port 3 is fixedly installed on an upper surface of the blow molding machine 1, a plastic outlet 2 is fixedly installed on a lower surface of the blow molding machine 1, a plastic inlet 7 is disposed below the plastic outlet 2, a blow molding port purifying device 4 is disposed on a lower surface of the blow molding machine 1 on a side surface of the plastic outlet 2, the blow molding port purifying device 4 includes a cold air pipe 41, an air outlet 42, a socket block 43, a socket 44, a purifying pipe 45, a purifying filter screen 46, a filter screen frame 47 and an air inlet 48, the air outlet 42 is disposed inside the cold air pipe 41, the socket block 43 is installed on a lower surface of the cold air pipe 41, the purifying pipe 45 is disposed below the cold air pipe 41, the socket 44 is disposed on an upper surface of the purifying pipe 45, the air inlet 48 is disposed inside the purifying pipe 45, the filter screen 47 is, a purification filter screen 46 is embedded in a filter screen frame 47, a cold air pipe 41 corresponds to a purification pipe 45, an air outlet 42 corresponds to an air inlet 48, a sleeve block 43 corresponds to a socket 44, threads are arranged inside the sleeve block 43 and outside the socket 44, a support rod 9 is fixedly arranged on the lower surface of the blow molding machine 1 around a plastic outlet 2 and a blow molding port purification device 4, a base 11 is fixedly arranged at the other end of the support rod 9, a first cylinder 8 and a second cylinder 10 are respectively arranged on two sides of the upper surface of the base 11, telescopic rods 5 are respectively arranged on the side surfaces of the first cylinder 8 and the second cylinder 10, a mold buffer device 6 is arranged at the other end of each telescopic rod 5, the blow molding port purification device 4 can be aligned to the purification pipe 45 by using the cold air pipe 41, and is connected to the threads on the outer wall of the socket 44 by using the threads on the inner wall of the sleeve block 43, compressed cold air enters the air inlet 48 from the air outlet 42 and finally passes through the purification filter screen 46, so that the compressed cold air can be purified, solid particles are prevented from polluting the inside of the blow molding workpiece, the reject ratio of the molding workpiece is reduced, the sealing performance is improved through the sealing gasket between the sleeving block 43 and the socket 44, and the cooling molding efficiency of the blow molding workpiece is improved.

In fig. 3: the die buffering device 6 comprises a die 61, a limiting block 62, a sliding block 63, a push plate 64, a sliding groove 65, a driving plate 66 and a buffer rod 67, wherein the limiting block 62 is fixedly installed on the inner side wall of the driving plate 66, the buffer rod 67 is arranged inside the driving plate 66, the push plate 64 is fixedly installed at one end of the buffer rod 67, the sliding blocks 63 are fixedly installed on two sides of the push plate 64, the die 61 is fixedly installed on the other side of the push plate 64, the sliding groove 65 is sleeved outside the sliding block 63, the sliding block 63 slides inside the sliding groove 65, a spring is arranged inside the buffer rod 67, the die buffering device 6 can drive the die 61 to be closed through the driving plate 66, the sliding blocks 63 on two sides of the push plate 64 slide inside the sliding groove 65 and stretch out and draw back by the spring, so as to reduce the impact force caused by the closing of the die 61, the elastic force of the, the probability of defective products of the workpieces is reduced, the loss of the die 61 and the driving plate 66 can be reduced through buffering, and the service life is prolonged.

The utility model discloses a theory of operation is: the raw material is put in from the feeding port 3, after being processed by the blow molding machine 1, the plastic is discharged from the plastic outlet 2, the mold 61 is driven to fold through the driving plate 66, the sliding blocks 63 on the two sides of the push plate 64 slide in the sliding grooves 65, the buffer rod 67 extends and retracts through the spring, the impact force caused by the folding of the mold 61 is reduced, the elastic force of the spring is utilized for resetting during the mold opening, the limiting block 62 prevents the mold 61 from falling off, the sealing performance after the mold 61 is folded can be increased, the probability of defective products of workpieces is reduced, the loss of the mold 61 and the driving plate 66 can be reduced through buffering, the service life is prolonged, the first air cylinder 8 contracts the telescopic rod 5, the second air cylinder 10 pushes the telescopic rod 5, the plastic inlet 7 is aligned with the plastic outlet 2, after the plastic is injected, the first air cylinder 8 pushes the telescopic rod 5, the second air cylinder 10 contracts the telescopic rod 5, the plastic inlet 7 is aligned with the air, utilize the threaded connection of cup jointing piece 43 inner wall on the screw thread of bellmouth 44 outer wall to make air outlet 42 and air intake 48 be connected, compressed air gets into air intake 48 from air outlet 42 and passes through purification filter screen 46 at last, not only can purify compressed air, avoid solid-state particulate matter to pollute the inside of blow molding work piece, reduce the disqualification rate of shaping work piece, increase the leakproofness through the sealed pad between cup jointing piece 43 and the bellmouth 44, improve the efficiency of blow molding work piece cooling forming.

The above-mentioned, 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

1. The utility model provides a blow cooling mechanism for blowing machine, includes blowing machine (1), its characterized in that, the last fixed surface of blowing machine (1) installs feed inlet (3), and the lower fixed surface of blowing machine (1) installs out and moulds mouth (2), the below of going out and moulding mouth (2) is provided with into and moulds mouth (7), the lower surface of blowing machine (1) is provided with blowing mouth purifier (4) in the side of going out and moulding mouth (2), and the lower surface of blowing machine (1) is fixed mounting around going out and moulding mouth (2) and blowing mouth purifier (4) has bracing piece (9), the other end fixed mounting of bracing piece (9) has base (11), first cylinder (8) and second cylinder (10) are installed respectively to the upper surface both sides of base (11), telescopic link (5) are all installed to the side of first cylinder (8) and second cylinder (10), and the other end of the telescopic rod (5) is provided with a die buffering device (6).

2. A blow cooling mechanism for a blow molding machine according to claim 1, the blow molding opening purification device (4) comprises a cold air pipe (41), an air outlet (42), a sleeving connection block (43), a receiving opening (44), a purification pipe (45), a purification filter screen (46), a filter screen frame (47) and an air inlet (48), wherein the air outlet (42) is formed in the cold air pipe (41), the lower surface of the cold air pipe (41) is provided with a sleeving block (43), a purifying pipe (45) is arranged below the cold air pipe (41), the upper surface of the purifying pipe (45) is provided with a bearing opening (44), and air intake (48) have been seted up to the inside of purge tube (45), the lower fixed surface of purge tube (45) installs filter screen frame (47), the inside embedding of filter screen frame (47) has purification filter screen (46).

3. The blowing cooling mechanism for the blow molding machine according to claim 1, wherein the mold buffering device (6) comprises a mold (61), a limiting block (62), a sliding block (63), a push plate (64), a sliding groove (65), a driving plate (66) and a buffer rod (67), the limiting block (62) is fixedly mounted on the inner side wall of the driving plate (66), the buffer rod (67) is arranged inside the driving plate (66), the push plate (64) is fixedly mounted at one end of the buffer rod (67), the sliding block (63) is fixedly mounted on both sides of the push plate (64), the mold (61) is fixedly mounted on the other side of the push plate (64), and the sliding groove (65) is sleeved outside the sliding block (63).

4. A blow cooling mechanism for a blow molding machine according to claim 2 wherein the cooling air duct (41) corresponds to a purge duct (45) and the air outlet (42) corresponds to an air inlet (48).

5. A blow cooling mechanism for a blow molding machine according to claim 3 characterized in that the slider (63) slides inside a slide groove (65) and the damping rod (67) is provided inside with a spring.

6. A blow cooling mechanism for a blow molding machine according to claim 2, characterized in that the socket block (43) and the socket (44) correspond, and both the inside of the socket block (43) and the outside of the socket (44) are provided with threads.