CN215882546U

CN215882546U - Gas transmission assembly

Info

Publication number: CN215882546U
Application number: CN202122055397.2U
Authority: CN
Inventors: 卢康东; 顾钦; 黄星
Original assignee: Shanghai Lanse Industrial Automation Technology Co ltd
Current assignee: Shanghai Lanse Industrial Automation Technology Co ltd
Priority date: 2021-08-28
Filing date: 2021-08-28
Publication date: 2022-02-22
Anticipated expiration: 2031-08-28

Abstract

The utility model belongs to the technical field of the bottle blowing machine and specifically relates to a gas transmission subassembly is related to, including cylinder and solenoid valve, the solenoid valve is fixed on the surface of cylinder, the solenoid valve is located the air inlet department of cylinder piston rod slides at the in-process that the piston rod slided, the piston rod of cylinder with the gas outlet inner wall of solenoid valve slides and is connected, the piston rod of cylinder with the gas outlet of solenoid valve is sealed the setting that communicates with each other, and this application has the effect that reduces the air compressor machine and consume the electric energy.

Description

Gas transmission assembly

Technical Field

The application relates to the field of bottle blowing machines, in particular to a gas transmission assembly.

Background

The bottle blowing machine is a machine which can soften plastic particles into bottle blanks and blow-blow the prepared bottle blanks into bottles by certain technological means.

In the prior bottle blowing process of a bottle blowing machine, an air pump inflates air into an air cylinder to enable a piston rod of the air cylinder to move downwards to abut against an air inlet of a mold, the piston rod of the air cylinder is arranged in a hollow mode, two ends of the piston rod extend out of the air cylinder, the air compressor conveys high-pressure air to an electromagnetic valve, the electromagnetic valve is opened, the high-pressure air flows through a plastic conduit, two ends of the piston rod are communicated with the outside, the high-pressure air in the plastic conduit enters an inner cavity of the piston rod through an air inlet of the piston rod and is blown into the inner cavity of the mold from the other end of the piston rod, and therefore a bottle blank in the mold is formed.

With respect to the related art in the above, the inventors consider that: the air supply system is provided with the plastic guide pipe, and the plastic guide pipe prolongs the stroke of the air path, so that the air compressor consumes a large amount of extra electric energy.

SUMMERY OF THE UTILITY MODEL

In order to reduce the consumption of air compressor machine to the electric energy, this application provides a gas transmission subassembly.

The application provides a gas transmission assembly adopts following technical scheme:

the utility model provides a gas transmission subassembly, includes cylinder and solenoid valve, the solenoid valve is fixed on the surface of cylinder, the solenoid valve is located the air inlet department of cylinder piston rod, at the in-process that the piston rod slided, the piston rod of cylinder with the gas outlet inner wall of solenoid valve slides and is connected, the piston rod of cylinder with the gas outlet of solenoid valve is sealed communicating setting.

Through adopting above-mentioned technical scheme, can effectually avoid high-pressure gas to take place to leak when flowing through the connection position of solenoid valve and piston rod, directly communicate with each other solenoid valve gas outlet and cylinder piston rod and be connected, effectively shortened the gas circuit stroke, reduce the air compressor machine and consume more electric energy.

Optionally, the solenoid valve is a three-way valve, a first vent pipe is fixedly connected to the solenoid valve, the first vent pipe is communicated with one of the air outlets of the solenoid valve, and the end of the piston rod of the cylinder is slidably connected to an inner cavity of one end of the first vent pipe, which is far away from the solenoid valve.

By adopting the technical scheme, in the bottle blowing process, the electromagnetic valve pipeline and the inner cavity of the piston rod of the air cylinder are filled with high-pressure gas, after the bottle blank to be processed is processed, the high-pressure gas in the electromagnetic valve pipeline and the inner cavity of the piston rod needs to be discharged to the outside in a safe mode, and the three-way valve can convey gas to the inner cavity of the piston rod of the air cylinder and can also discharge the used high-pressure gas to the outside in a low-pressure mode. The piston rod of the cylinder slides in the inner cavity of the first vent pipe in a sealing way, so that high-pressure gas is prevented from leaking in the processing process.

Optionally, the electromagnetic valve is a three-way valve, a second vent pipe is fixedly connected to the electromagnetic valve, the second vent pipe is communicated with a gas path of the electromagnetic valve, and one end of the second vent pipe, which is far away from the electromagnetic valve, is connected in the inner cavity of the piston rod in a sliding manner.

Through adopting above-mentioned technical scheme, slide the cylinder piston rod and connect on the outer wall of second breather pipe, and second breather pipe and cylinder piston rod sealing connection can prevent high-pressure gas from leaking, can protect the piston rod of cylinder moreover.

Optionally, a first sealing ring is fixed on the outer wall of a piston rod of the cylinder, and the sealing ring is located in the inner cavity of the first vent pipe.

Through adopting above-mentioned technical scheme, at the in-process of carrying high-pressure gas, the pipeline that high-pressure gas flowed through needs to be sealed, otherwise causes high-pressure gas to leak very easily, the effect that is provided with sealed gas circuit pipeline of first sealing washer.

Optionally, a second sealing ring is fixed on the outer wall of the second vent pipe, and the second sealing ring is located in the inner cavity of the piston rod of the air cylinder.

Through adopting above-mentioned technical scheme, the second breather pipe slides relatively with the piston rod of cylinder and is connected, and the second sealing washer has good sealed effect, prevents that the high-pressure gas of the pipeline of flowing through from taking place to leak.

Optionally, a limiting rod is fixed to one side, close to the electromagnetic valve, of the cylinder, a boss is outwards and outwards extended from one end, close to the electromagnetic valve, of the first vent pipe and one end, close to the electromagnetic valve, of the second vent pipe, circular holes are formed in the boss, and the limiting rod slides in the circular holes.

Through adopting above-mentioned technical scheme, the gag lever post slides in the round hole, and at the in-process of bottle blowing, the gag lever post has the effect of transverse orientation, fine prevention from taking place the dislocation between solenoid valve and the cylinder.

Optionally, the piston rod is far away from it is connected with the sleeve to slide on the one end outer wall of solenoid valve, the sleeve is kept away from the one end of cylinder is the opening setting, it is connected with the charging connector to slide in the sleeve inner chamber, the sleeve inner chamber is provided with return spring, return spring one end butt is in the piston rod lower extreme, other end butt is in on the charging connector.

Through adopting above-mentioned technical scheme, the cylinder lower extreme sets up the sleeve in order to make the charging connector slide in the sleeve, and the sleeve slides with the cylinder piston rod and is connected and can avoid the piston rod striking mould air inlet, and return spring's setting is in order to prevent that charging connector and waiting to process bottle base mouth and take place to collide with each other to destroy the article.

Optionally, a circular groove is formed in the inner wall of the end, away from the cylinder, of the sleeve, and the return spring is clamped in the circular groove.

Through adopting above-mentioned technical scheme, the setting of ring channel is in order to restrict the torsion of return spring in the sleeve, and the protection spring is not damaged, improves processing stability.

Optionally, a third sealing ring is fixed on the outer wall of one end, far away from the electromagnetic valve, of the piston rod, and the third sealing ring is located in the sleeve.

Through adopting above-mentioned technical scheme, the sleeve slides with cylinder piston rod lower extreme and is connected, and the setting of third sealing washer can make in the sleeve with external relatively sealed, prevents that high-pressure gas from leaking, has the effect that external dust got into the inner chamber moreover.

Optionally, the charging connector is arranged in a rounded shape.

By adopting the technical scheme, in the processing process, the piston rod of the air cylinder moves downwards, the inflating nozzle is abutted against the inner wall of the air inlet of the bottle blank to be processed, and the lower end of the inflating nozzle is set to be a fillet so as to protect the bottle blank and the inflating nozzle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the solenoid valve and the cylinder are directly and fixedly connected, the gas path stroke of the gas transmission assembly is reduced, and further a large amount of electric energy consumed by the air compressor is reduced.

2. The arrangement of the first sealing ring, the second sealing ring and the third sealing ring enables the gas path sealing performance of the gas transmission assembly to be better, and high-pressure gas can be prevented from leaking.

Drawings

Fig. 1 is a schematic view of the overall structure of a gas transmission assembly according to the first embodiment.

Fig. 2 is a cross-sectional view of the piston rod slidably disposed within the first vent tube in accordance with one embodiment.

Fig. 3 is a sectional view showing the second breather pipe sliding in the piston rod according to the second embodiment.

Reference numerals: 1. a cylinder; 2. an electromagnetic valve; 3. a first vent pipe; 31. a first seal ring; 33. a boss; 331. a circular hole; 4. a second vent pipe; 41. a second seal ring; 5. a limiting rod; 6. a sleeve; 61. an air charging nozzle; 62. a return spring; 63. a circular groove; 64. and a third sealing ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a gas transmission assembly.

The first embodiment is as follows:

referring to fig. 1, a gas transmission assembly, including cylinder 1 and solenoid valve 2, the piston rod of cylinder 1 is the cavity setting, and both ends all communicate with the external world, and the first breather pipe 3 of one of them gas outlet fixedly connected with of solenoid valve 2, and another gas outlet of solenoid valve 2 communicates with each other with the external world, and the air inlet of solenoid valve 2 is linked together with external air compressor machine, and solenoid valve 2 both can provide high-pressure gas for the piston rod of cylinder 1 like this, also can release the high-pressure gas after using with the form of low pressure.

Referring to fig. 2, a first sealing ring 31 is fixed on the outer wall of the upper end of the piston rod of the cylinder 1, the first vent pipe 3 slides outside the first sealing ring 31, high-pressure gas flowing through the electromagnetic valve 2 smoothly enters the piston rod of the cylinder 1, and the first sealing ring 31 plays a role in sealing to avoid leakage of the high-pressure gas in the process of conveying the high-pressure gas.

Referring to fig. 2, a boss 33 extends circumferentially from one end of the first breather pipe 3 close to the electromagnetic valve 2, a round hole 331 is formed in one side of the boss 33 close to the cylinder 1, a limit rod 5 is fixed on the upper surface of the cylinder 1, the upper end of the limit rod 5 slides in the round hole 331, and in the sliding process of the piston rod of the cylinder 1, the limit rod 5 limits the cylinder 1 and the first breather pipe 3 to rotate relatively.

In the first embodiment of the present application, an implementation principle of a gas transmission assembly is as follows: before bottle blank to in the mould carries out the bottle blowing processing, the air pump is aerifyd to cylinder 1 in, cylinder 1's piston rod slides down along 3 inner chambers of first breather pipe, cylinder 1's lower extreme butt of piston rod in mould upper end air inlet, 1 lower extreme gas outlet of the piston rod of cylinder 1 communicates with each other with waiting to process the bottle blank air inlet this moment, solenoid valve 2 is opened afterwards, the air compressor machine carries high-pressure gas to 2 air inlets of solenoid valve, high-pressure gas flows to 3 inner chambers of first breather pipe along solenoid valve 2's gas circuit, then flow through 1 inner chambers of piston rods of cylinder, thereby install the bottle blank air inlet of installing in the mould and fill high-pressure gas, and then accomplish the bottle blowing work.

Example two:

referring to fig. 3, the second embodiment is different from the first embodiment in that: a second vent pipe 4 is fixed at one of the air outlets of the electromagnetic valve 2, a second sealing ring 41 is fixed on the outer wall of one end, far away from the electromagnetic valve 2, of the second vent pipe 4, the inner cavity of the piston rod of the air cylinder 1 slides on the outer side of the second sealing ring 41, the second sealing ring 41 enables the second vent pipe 4 to be connected with the piston rod of the air cylinder 1 in a sealing mode, and high-pressure air flowing through the electromagnetic valve 2 successfully enters the inner cavity of the piston rod of the air cylinder 1.

Referring to fig. 2 and 3, a boss 33 extends in the circumferential direction of one end, close to the electromagnetic valve 2, of the second vent pipe 4, a round hole 331 is formed in one side, close to the cylinder 1, of the boss 33, a limiting rod 5 is fixed on the upper surface of the cylinder 1, the upper end of the limiting rod 5 slides in the round hole 331, and the limiting rod 5 limits the circumferential relative rotation of the cylinder 1 and the second vent pipe 4, so that the sealing performance of the piston rod and the second vent pipe 4 is affected.

Referring to fig. 2 and 3, a third seal ring 64 is fixed at the lower end of a piston rod of the cylinder 1, one side of the third seal ring 64, which is far away from the piston rod, is connected with a sleeve 6 in a sliding manner, one end of the sleeve 6, which is far away from the cylinder 1, is provided with a round hole 331, the round hole 331 is connected with an inflating nozzle 61 in a sliding manner, the lower end of the inflating nozzle 61 is a round hole which is arranged in a fillet shape, one side of the inflating nozzle 61, which is close to the electromagnetic valve 2, protrudes along the circumferential direction, the inflating nozzle 61 is limited in the inner cavity of the sleeve 6, the upper surface of the inflating nozzle 61 is provided with a round groove 63, a return spring 62 is clamped in the round groove 63, and one end of the return spring 62, which is far away from the inflating nozzle 61, abuts against the lower end of the piston rod of the cylinder 1.

Referring to fig. 3, the air pump delivers air to the air cylinder 1, so that the piston rod of the air cylinder 1 moves downwards, the piston rod of the air cylinder 1 abuts against the air inlet of the mold provided with the bottle blank, the air compressor delivers air to the air delivery assembly, the bottle forming is completed, and after the processing is completed, the inflating nozzle 61 leaves the mold under the action of the return spring 62.

In the second embodiment of the present application, an implementation principle of the gas transmission assembly is as follows: during bottle blowing processing of a bottle by a worker, the air pump conveys air to the air cylinder 1, a piston rod of the air cylinder 1 moves downwards to abut against an air inlet of a mold, at the moment, the air compressor conveys high-pressure air to the electromagnetic valve 2, the electromagnetic valve 2 is opened, the high-pressure air flowing through the electromagnetic valve 2 flows into an inner cavity of the piston rod of the air cylinder 1 from one air outlet of the electromagnetic valve 2, the inflating nozzle 61 at the lower end of the piston rod of the air cylinder 1 inflates air into a bottle blank opening in the mold to form the bottle blank, after processing is finished, the other air outlet of the electromagnetic valve 2 discharges air outwards, the air cylinder 1 finishes working, and the inflating nozzle 61 leaves the mold under the action of the return spring 62.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A gas transmission assembly, comprising a cylinder (1) and a solenoid valve (2), characterized in that: the electromagnetic valve (2) is fixed on the outer surface of the air cylinder (1), the electromagnetic valve (2) is located at an air inlet of a piston rod of the air cylinder (1), the piston rod of the air cylinder (1) is connected with the inner wall of an air outlet of the electromagnetic valve (2) in a sliding mode in the piston rod sliding process, and the piston rod of the air cylinder (1) is in sealing communication with the air outlet of the electromagnetic valve (2).

2. A gas delivery assembly as defined in claim 1, wherein: the electromagnetic valve (2) is a three-way valve, a first ventilating pipe (3) is fixedly connected to the electromagnetic valve (2), the first ventilating pipe (3) is communicated with one of gas outlets of the electromagnetic valve (2), and the end part of a piston rod of the cylinder (1) is connected with the first ventilating pipe (3) in a sliding mode and is far away from the inner cavity of one end of the electromagnetic valve (2).

3. A gas delivery assembly as defined in claim 1, wherein: the electromagnetic valve (2) is a three-way valve, a second vent pipe (4) is fixedly connected to the electromagnetic valve (2), the second vent pipe (4) is communicated with a gas path of the electromagnetic valve (2), and one end, far away from the electromagnetic valve (2), of the second vent pipe (4) is connected to the inner cavity of the piston rod in a sliding mode.

4. A gas delivery assembly as defined in claim 2, wherein: a first sealing ring (31) is fixed on the outer wall of a piston rod of the air cylinder (1), and the first sealing ring (31) is located in an inner cavity of the first vent pipe (3).

5. A gas delivery assembly according to claim 3, wherein: and a second sealing ring (41) is fixed on the outer wall of the second vent pipe (4), and the second sealing ring (41) is positioned in the inner cavity of the piston rod of the air cylinder (1).

6. A gas delivery assembly according to claim 2 or 3, wherein: one side that cylinder (1) is close to solenoid valve (2) is fixed with gag lever post (5), first breather pipe (3) and second breather pipe (4) are close to the outside boss (33) that all extends into of one end of solenoid valve (2), round hole (331) have all been seted up on boss (33), gag lever post (5) slide in round hole (331).

7. A gas delivery assembly as defined in claim 1, wherein: the utility model discloses a pneumatic control valve, including cylinder (1), solenoid valve (2), sleeve (6) and return spring (62), the piston rod of cylinder (1) is kept away from slide on the one end outer wall of solenoid valve (2) and is connected with sleeve (6), keep away from sleeve (6) the one end of cylinder (1) is the opening setting, the internal chamber internal slipping of sleeve (6) is connected with charging connector (61), sleeve (6) inner chamber is provided with return spring (62), return spring (62) one end butt is at the piston rod lower extreme, and the other end butt is in on charging connector (61).

8. A gas delivery assembly as claimed in claim 7, wherein: the inner wall of one end, far away from the air cylinder (1), of the sleeve (6) is provided with a circular groove (63), and the return spring (62) is clamped in the circular groove (63).

9. A gas delivery assembly as claimed in claim 7, wherein: and a piston rod of the air cylinder (1) is far away from the outer wall of one end of the electromagnetic valve (2) and is fixedly provided with a third sealing ring (64), and the third sealing ring (64) is positioned in the sleeve (6).

10. A gas delivery assembly as claimed in claim 7, wherein: the charging connector (61) is arranged in a rounded shape.