阅读说明：本技术 一种优化节能的吹瓶机吹嘴主阀通道装置 (Optimized energy-saving main valve channel device of blowing nozzle of bottle blowing machine ) 是由 何富利 徐志煌 吴海强 于 2019-11-01 设计创作，主要内容包括：本发明提供了一种优化节能的吹瓶机吹嘴主阀通道装置,包括吹嘴高度调节块、吹嘴主轴、吹嘴弹簧压紧块、吹嘴主阀、通气座、分流梭、吹嘴、进气阀和排气阀,通过减少通气座内部结构,缩小其内部体积,改进通气座的进气口结构,以及缩短优化分流梭的外形和内部体积等措施。利用本发明的方法,在保证同样生产效果的前提下,可有效减少主阀内没有用的空间,减少了3.0MPa的压缩空气的使用量,节约了吹瓶生产中的能源消耗,降低了生产成本,提高了生产企业的利润。(The invention provides an optimized energy-saving main valve channel device of a blowing nozzle of a bottle blowing machine, which comprises a blowing nozzle height adjusting block, a blowing nozzle main shaft, a blowing nozzle spring pressing block, a blowing nozzle main valve, an air vent seat, a shunting shuttle, a blowing nozzle, an air inlet valve and an air outlet valve. By using the method of the invention, on the premise of ensuring the same production effect, the useless space in the main valve can be effectively reduced, the usage amount of compressed air of 3.0MPa is reduced, the energy consumption in the bottle blowing production is saved, the production cost is reduced, and the profit of production enterprises is improved.)

1. The utility model provides an optimize energy-conserving bottle blowing machine blow gun main valve passage device which characterized in that: the automatic blowing nozzle comprises a blowing nozzle height adjusting block, a blowing nozzle main shaft, a blowing nozzle spring pressing block, a blowing nozzle main valve, an air vent seat, a shunting shuttle, a blowing nozzle, an air inlet valve and an air outlet valve, wherein the blowing nozzle main shaft is provided with a cavity, the blowing nozzle height adjusting block is positioned at one end of the blowing nozzle main shaft, the blowing nozzle main valve and the air vent seat are arranged on a blowing nozzle main shaft sleeve, the blowing nozzle spring pressing block is arranged between the blowing nozzle main valve and the blowing nozzle height adjusting block, the blowing nozzle spring pressing block is nested on the blowing nozzle main shaft and is connected with the blowing nozzle main valve, the blowing nozzle main valve is positioned between the blowing nozzle spring pressing block and the air vent seat, an air flow channel is arranged inside the blowing nozzle main valve, the blowing nozzle main valve takes the blowing nozzle main shaft as an axis, the air inlet valve and the air outlet valve are arranged on the blowing nozzle main valve in axial symmetry, the air inlet valve and the air outlet valve are communicated, the air vent seat is characterized in that the air vent seat main body is of a vertically through hollow structure, the air vent seat main body is sleeved on the blow nozzle main shaft, a fixing hole is formed in the base, the air vent seat is fixedly connected with the blow nozzle main valve through the fixing hole, a sealing ring is arranged on the contact surface of the base and the blow nozzle main valve, the air vent seat main body is inserted into the blow nozzle main valve, two T-shaped grooves are symmetrically formed in the outer surface of the air vent seat main body, air vent seat air holes penetrating through the inner cavity of the air vent seat main body are formed in the vertical parts of the two T-shaped grooves, the air vent seat air holes are communicated with an air flow channel, a shunt shuttle is sleeved at the other end of the blow nozzle main shaft, the shunt shuttle is communicated with the air flow channel.

2. The optimized energy-saving blowing nozzle main valve channel device of the bottle blowing machine according to claim 1, wherein the blowing nozzle main shaft is composed of three sections of hollow metal pipes with diameters arranged from small to large, the three sections of metal pipes are integrally formed, the connection part between the metal pipes is in a step shape, a main shaft air inlet hole is arranged at the position of the blowing nozzle main shaft corresponding to the air hole of the vent seat, a diversion groove is arranged on the main shaft air inlet hole, the diversion groove and the main shaft air inlet hole are in U-shaped cross section, and gas passes through the main shaft air inlet hole along the diversion groove side, enters a cavity between the blowing nozzle main shaft and the vent seat main valve and is communicated with the air flow channel of the blowing nozzle main valve through the vent seat main.

3. The optimized energy-saving main valve channel device for the blowing nozzle of the bottle blowing machine as claimed in claim 1, wherein the length of the diverter shuttle is 100 mm-110 mm.

4. The optimized energy-saving blowing machine nozzle main valve channel device according to claim 1, wherein a sealing ring is arranged between the nozzle spring pressing block and the nozzle main valve.

5. The optimized energy-saving blowing machine blowing nozzle main valve channel device as claimed in claim 1, wherein two groups of sealing grooves are arranged on the blowing nozzle main valve, tetrafluoro slip rings are arranged in the sealing grooves, and the blowing nozzle main valve is sleeved on a blowing nozzle main shaft and is connected with the blowing nozzle main shaft in a sliding manner through the tetrafluoro slip rings.

6. The optimized energy-saving blowing machine blowing nozzle main valve channel device as claimed in claim 1, wherein the cross-sectional area of the vent seat is the same as that of the air flow channel of the blowing nozzle main valve.

7. The optimized energy-saving blowing nozzle main valve channel device for the bottle blowing machine as claimed in claim 1, wherein the shunting shuttle is provided with more than 12 uniformly distributed small holes with a diameter of 4 mm to 4.5 mm, gas enters the inner cavity of the blowing nozzle main shaft through the shunting shuttle small holes, and enters the cavity between the blowing nozzle main shaft and the main body of the venting seat through the main shaft air inlet hole and is communicated with the air flow channel through the venting seat.

Technical Field

The invention relates to the field of ventilation cylinder valves on a blow molding machine, in particular to an optimized and energy-saving main valve channel device of a blow nozzle of the blow molding machine.

Background

At present, beverage bottles are usually made and molded by adopting blow molding dies, which are also called hollow blow molding, and a rapidly-developed plastic processing method. The blow molding mold in the prior art performs blow molding through gas, but the structure of the equipment is complex, more than 20 sets of molds are arranged on one set of equipment during large-scale production, when compressed air for blowing bottles is introduced into the molds, air inlet and air exhaust are controlled through a series of valves and cylinders, energy-saving requirements are not considered at the beginning of design of the existing control valve and a blowing nozzle channel, unnecessary spaces exist in partial cavities in the channel, and accordingly redundant gas is needed to fill the unnecessary spaces in the blow molding process, a large amount of gas and energy are wasted, and the production cost is increased.

Disclosure of Invention

Aiming at the existing problems, the invention provides an optimized energy-saving main valve channel device of a blowing nozzle of a bottle blowing machine, which reduces useless space in a main valve, reduces the usage amount of compressed air of 3.0MPa and achieves the purpose of saving energy consumption in bottle blowing production.

The principle of the invention is as follows: the air inlet holes on the ventilation seat are reduced to 2T-shaped air inlet holes, the opening is only formed in the top of the T shape, the volume of the cavity is reduced, high-pressure air enters the blowing nozzle main shaft from the air inlet groove in the side face of the main shaft, the cavity part of the ventilation seat is effectively saved, and the consumption of compressed air is reduced.

In order to achieve the above functions, the preferred technical scheme adopted by the invention is as follows:

the invention provides an optimized energy-saving main valve channel device of a blowing nozzle of a bottle blowing machine, which comprises a blowing nozzle height adjusting block, a blowing nozzle main shaft, a blowing nozzle spring pressing block, a blowing nozzle main valve, an air vent seat, a shunting shuttle, a blowing nozzle, an air inlet valve and an air outlet valve, wherein the blowing nozzle height adjusting block is arranged on the blowing nozzle main shaft; the blowing nozzle main shaft is provided with a cavity, the blowing nozzle height adjusting block is positioned at one end of the blowing nozzle main shaft, the blowing nozzle main shaft is sleeved with a blowing nozzle main valve and a ventilation seat, a blowing nozzle spring pressing block is arranged between the blowing nozzle main valve and the blowing nozzle height adjusting block, the blowing nozzle spring pressing block is nested on the blowing nozzle main shaft and is connected with the blowing nozzle main valve, the blowing nozzle main valve is positioned between the blowing nozzle spring pressing block and the ventilation seat, an airflow channel is arranged in the blowing nozzle main valve, the blowing nozzle main valve takes the blowing nozzle main shaft as an axis, the blowing nozzle main valve is axially symmetrically provided with an air inlet valve and an exhaust valve, the air inlet valve and the exhaust valve are communicated with the airflow channel, the ventilation seat comprises a ventilation seat main body and a base, the base and the ventilation seat main body are integrally formed, the ventilation seat main body is of a hollow structure with a through type from top to bottom, the ventilation seat main body is sleeved, the improved air-blowing nozzle is characterized in that the vent seat is fixedly connected with the blowing nozzle main valve through a fixing hole, a sealing ring is arranged on the contact surface of the base and the blowing nozzle main valve, the vent seat main body is inserted into the blowing nozzle main valve, two T-shaped grooves are symmetrically formed in the outer surface of the vent seat main body, vent seat air holes penetrating through the inner cavity of the vent seat main body are formed in the vertical parts of the two T-shaped grooves, the vent seat air holes are communicated with an air flow channel, a shunt shuttle is sleeved at the other end of the blowing nozzle main shaft and communicated with the air flow channel through the vent seat, and the blowing nozzle is sleeved on the shunt shuttle.

The optimized energy-saving blow nozzle main valve channel device of the bottle blowing machine preferably adopts the technical scheme that a blow nozzle main shaft consists of three hollow metal pipes with diameters arranged from small to large, the three metal pipes are integrally formed, the connecting part between the metal pipes is in a step shape, a main shaft air inlet hole is arranged at the position of the blow nozzle main shaft corresponding to an air hole of a vent seat, a diversion trench is arranged on the main shaft air inlet hole, the cross sections of the diversion trench and the main shaft air inlet hole are in U shapes, and gas passes through the main shaft air inlet hole along the diversion trench side, enters a cavity between the blow nozzle main shaft and the vent seat main body and is communicated with an air flow channel of the blow nozzle main valve through;

the optimized energy-saving main valve channel device for the blowing nozzle of the bottle blowing machine adopts the preferable technical scheme, and the length of the shunt shuttle is 100-110 mm.

According to the optimized energy-saving main valve channel device for the blowing nozzle of the bottle blowing machine, a sealing ring is arranged between a spring pressing block of the blowing nozzle and a main valve of the blowing nozzle.

According to the optimized energy-saving main valve channel device of the blowing nozzle of the bottle blowing machine in the technical scheme, two groups of sealing grooves are formed in the main valve of the blowing nozzle, polytetrafluoroethylene sliding rings are arranged in the sealing grooves, and the main valve of the blowing nozzle is sleeved on a main shaft of the blowing nozzle and is in sliding connection with the main shaft of the blowing nozzle through the polytetrafluoroethylene sliding rings.

The optimized energy-saving main valve channel device of the blow nozzle of the bottle blowing machine adopts the preferable technical scheme that the cross sectional area of the air hole of the ventilation seat is the same as that of the air inlet main channel, and the air input of the ventilation seat is matched with that of the air inlet main channel.

According to the optimized energy-saving main valve channel device for the blow nozzle of the bottle blowing machine in the technical scheme, the split-flow shuttle is provided with more than 12 small holes which are uniformly distributed, the diameter of each small hole is 4-4.5 mm, gas enters an inner cavity of a main shaft of the blow nozzle through the small holes of the split-flow shuttle, enters a cavity between the main shaft of the blow nozzle and a main body of the vent seat through a main shaft air inlet, and is communicated with an air flow channel through the vent seat.

Compared with the prior art, the invention has the following beneficial effects:

1. compared with the internal cavity of the existing device, the volume of the internal cavity of the device is greatly reduced, the number of holes required on the vent valve is reduced, but the air inflow of the vent valve is not influenced, meanwhile, the original air inlet hole is changed into a T-shaped air inlet hole from a penetrating waist-shaped air inlet, and the holes are only arranged on the vertical drawing part in a T shape, so that the waste of the internal space of the vent valve is reduced, the compressed air required for filling the internal space is reduced, the consumption of the compressed air is reduced, the production cost is reduced, and the profit is improved;

2. compared with the existing device, the device has the advantages that the processing cost, time and process difficulty are greatly reduced, the internal volume of the vent valve is reduced, the annular air inlet distribution air inlet groove in the original cavity is changed into the annular air inlet distribution air inlet groove which has a flat and smooth internal surface and a consistent internal diameter and does not have an inwards concave cavity, the hollow cavity part of the vent seat is effectively saved, the consumption of compressed air is reduced, the production cost is reduced, and the profit is improved;

3. compared with the existing device, the device of the invention greatly reduces the processing cost, time and process difficulty, reduces the internal volume of the shunting shuttle, reduces the materials required by the production device, reduces the consumption of high-pressure gas in the using process, reduces the production cost and improves the profit.

Drawings

FIG. 1 is a main assembly schematic diagram of a main valve channel device of a blowing nozzle of a bottle blowing machine with optimized energy conservation.

FIG. 2 is a schematic cross-sectional view of the main valve channel device of the blowing nozzle of the bottle blowing machine with optimized energy saving.

FIG. 3 is a schematic view of a side-view air inlet of a main valve channel device of a blowing nozzle of a bottle blowing machine for optimizing energy conservation.

FIG. 4 is a schematic diagram of a blowing nozzle main valve channel device of the bottle blowing machine with optimized energy conservation.

FIG. 5 is a schematic view of a main valve channel device of a blowing nozzle of a bottle blowing machine with optimized energy saving.

1. The blowing nozzle comprises a nozzle height adjusting block, 2 blowing nozzle main shafts, 3 blowing nozzle spring pressing blocks, 4 blowing nozzle main valves, 5 ventilating seats, 6 shunting shuttles, 7 blowing nozzles, 8 air inlet valves, 9 exhaust valves, 10 ventilating seat air inlet holes and 11 blowing nozzle main shaft air outlet holes.

Detailed Description

The invention is further described below with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the embodiments of the invention and that no limitation of the embodiments is intended. It should be further noted that, for the convenience of description, only some structures, not all structures, relating to the embodiments of the present invention are shown in the drawings.

The embodiment provides an optimized energy-saving main valve channel device of a blowing nozzle of a bottle blowing machine, wherein 4 air inlets of an original ventilating seat structure are changed into 2 air inlets, the original air inlets are changed into T-shaped air inlets from a through waist-shaped air inlet, openings are only arranged on a vertical drawing part in a T shape, an annular air inlet distribution air inlet groove is arranged in an original cavity, compressed air enters three distribution air inlets of a blowing nozzle main shaft through a groove-shaped cavity, the compressed air enters a cavity between a reduced step on the blowing nozzle main shaft and the ventilating seat from the groove on the side face of the main shaft, the compressed air enters the blowing nozzle main shaft from the air inlet groove on the newly improved side face of the main shaft through the cavity, the hollow cavity part of the ventilating seat is effectively saved.

Based on the above design concept, referring to fig. 1 to 5, fig. 1 is a main schematic diagram of a main valve channel device of a blow nozzle of a bottle blowing machine with optimized energy saving provided in this embodiment, the device includes a blow nozzle height adjusting block 1, a blow nozzle main shaft 2, a blow nozzle spring pressing block 3, a blow nozzle main valve 4, an air vent seat 5, a shunting shuttle 6, a blow nozzle 7, an air inlet valve 8, an air outlet valve 9, an air vent seat air inlet 10 and a blow nozzle main shaft air inlet 11, the blow nozzle main shaft 2 is provided with a cavity, the blow nozzle height adjusting block 1 is located at one end of the blow nozzle main shaft 2, the blow nozzle main shaft 2 is sleeved with the blow nozzle main valve 4 and the air vent seat 5, the blow nozzle spring pressing block 3 is arranged between the blow nozzle main valve 4 and the blow nozzle height adjusting block 1, the blow nozzle spring pressing block 3 is nested on the blow nozzle main shaft 2 and connected with the blow nozzle main valve 4, the blow nozzle main valve 4 is located between the blow nozzle spring pressing block, the blowing nozzle main valve 4 takes a blowing nozzle main shaft 2 as an axis, an air inlet valve 8 and an exhaust valve 9 are arranged on the blowing nozzle main valve 4 in axial symmetry, the air inlet valve 8 and the exhaust valve 9 are communicated with an airflow channel, the vent seat 5 comprises a vent seat main body and a base, the base and the vent seat main body are integrally formed, the vent seat main body is of a hollow structure which is communicated from top to bottom, the vent seat main body is sleeved on the blowing nozzle main shaft 2, a fixing hole is arranged on the base, the vent seat 5 and the blowing nozzle main valve 4 are fixedly connected through the fixing hole, a sealing ring is arranged on the contact surface of the base and the blowing nozzle main valve 4, the vent seat main body is inserted into the blowing nozzle main valve 4, two T-shaped grooves are symmetrically arranged on the outer surface of the vent seat main body, vent seat air holes which are communicated with the airflow channel are arranged on the vertical parts of the, the shunt shuttle 6 is communicated with the airflow channel through the ventilation seat 5, and the blow nozzle 7 is sleeved on the shunt shuttle 6.

In the present embodiment, the intake valve 8 and the exhaust valve 9 may be provided separately from the mouthpiece main valve 4, or may be integrated with the mouthpiece main valve 4, and preferably, the mouthpiece main valve 4 is integrated.

The intake and exhaust valves 8 and 9 used in this embodiment are of the type FLuid automation systems CH-1290 Versoix and 01-322E-06-HP.

In the embodiment, the length of the shunt shuttle 6 is 100 mm-110 mm, preferably 108 mm, the structural length of the hollow cavity of the buffer area is shortened, useless internal space is reduced, and the consumption of compressed air is reduced.

In this embodiment, two groups of sealing grooves are arranged on the main valve 4 of the blowing nozzle, tetrafluoro slip rings are arranged in the sealing grooves, and the main shaft 2 of the blowing nozzle is sleeved in the sealing grooves, so that the sealing effect can be achieved, and the main shaft 2 of the blowing nozzle can be controlled to move up and down.

In the embodiment, the blowing nozzle height adjusting block 1 is positioned at the uppermost end of the structure and is connected with the upper end of the blowing nozzle main shaft 2, the upper part of the blowing nozzle height adjusting block is connected with the guide rail, and the left-right moving direction of the blowing nozzle height adjusting block is controlled by the guide rail, so that the up-down movement of the blowing nozzle main shaft 2 can be controlled, the downward pressing and the inflation are formed, the upward lifting is completed, and the efficiency of blowing air into a bottle.

In the embodiment, the mouthpiece spring pressing block 3 sleeves the mouthpiece spindle 2 and is downwards connected with the mouthpiece main valve 4, wherein the pressing and rebounding mechanism can adopt the technical scheme of hydraulic force, electric force or spring force, the optimal rebounding force is the rebounding force of the spring, the force generated by rebounding of the spring is utilized, the energy consumption is saved, and the reliability is improved.

In the embodiment, the blowing nozzle 7 is sleeved at the lower end of the shunt shuttle 6, the upper end of the shunt shuttle 6 is sleeved from the lower end of the blowing nozzle main shaft 2, and the ventilation seat 5 is sleeved into the blowing nozzle main valve 4 from the lower end.

In this embodiment, the number of the holes formed in the shunt shuttle 6 is greater than 1, and the air outlets are uniformly distributed, but more than 12 holes which are smaller than 14 holes and are uniformly distributed are preferred, and the diameter of each of the holes is 4 mm to 4.5 mm, but 12 air outlets with the same diameter and size of 4.5 mm are preferred in combination with this embodiment.

Referring to fig. 2 and 3, fig. 2 and 3 are schematic diagrams of an optimized energy-saving blowing nozzle main valve channel device of a bottle blowing machine of the present embodiment of the present invention illustrating an air vent seat 5 and an air inlet 10 of the air vent seat, wherein the main body of the air vent seat 5 can be a cylinder, a right prism and a combination of the cylinder or the right prism, preferably a cylinder, the main body of the air vent seat 5 and a base form a T-shaped structure, the base protrudes out of the main body of the air vent seat, the base is provided with a fixing hole penetrating through upper and lower surfaces, the inside of the main body of the air vent seat 5 can be an inward concave ring type air inlet cavity or an upward and downward hollow structure, the inner surface is smooth and flat, the inner diameter is uniform, no inward concave cavity is present, if the former is the former, unnecessary space waste is generated inside the air vent seat 5, the increase of high pressure gas required in the production process is directly caused, but if the latter, the base and the main body of the vent seat 5 are integrally formed.

In this embodiment, the outer surface of the main body of the ventilation seat 5 is provided with an air hole penetrating through the main body to the inside, the air hole can be a round hole, an oval hole, a quadrilateral hole or a T-shaped hole, a groove is formed on the surface of the main body of the ventilation seat 5, only the T-shaped vertical drawing part is the air hole penetrating through the main body to the inside, the optimal technical scheme is that the air hole is positioned in the T-shaped vertical drawing part in this embodiment, air enters the cavity between the mouthpiece spindle 2 and the ventilation seat 5 through the air hole, in this embodiment, 4 air inlets in the original structure are changed into 2 opposite air inlets, the original air inlets are changed into T-shaped air inlets through waist-shaped holes, the openings are only positioned in the T-shaped vertical drawing part, the unnecessary cavity volume of the ventilation seat 5 is reduced, the air inlet channel is optimized.

In this embodiment, the ventilation seat 5 can be made of other metal materials, or made of an alloy material using aluminum as a main component, and the scheme of using an aluminum alloy as a whole in this embodiment is the most preferable, which is beneficial to structural processing such as hole cutting in the previous stage and use and maintenance in the later stage.

Referring to fig. 5, fig. 5 is a schematic diagram of a nozzle main valve channel device, a nozzle main shaft 2 and a nozzle main shaft air outlet 11, of a bottle blowing machine nozzle main valve channel device, in this embodiment, the nozzle main shaft is composed of three sections of hollow metal pipes arranged from small to large in diameter, the three sections of metal pipes are integrally formed, a connection between the metal pipes is in a step shape, a main shaft air inlet 11 is arranged at a position of the nozzle main shaft corresponding to an air hole of a vent seat, a diversion trench is arranged on the main shaft air inlet 11, the diversion trench and the main shaft air inlet 11 are in a U-shaped cross section, air passes through the main shaft air inlet 11 along the diversion trench side, enters a cavity between the nozzle main shaft 2 and a main body of the vent seat 5, and is communicated with an air flow channel of the nozzle main valve 4 through the main body of the vent seat, the nozzle main shaft air outlet 11 can adopt a conventional technical scheme, such as a regular air hole which is straight, the shape is the U type, and gas blows into the cavity between blow gun main shaft 2 and the seat 5 of ventilating from the inlet port upper end guiding gutter side, and both contrast optimality are the side division wall scheme in this embodiment, and the high-pressure gas of being convenient for blows in blow gun main shaft 2 directly from the side, has reduced high-pressure gas's route, has improved holistic production efficiency. The guiding gutter facilitates the high-pressure gas to firstly enter the cavity between the step reduced on the blowing nozzle main shaft 2 and the ventilating seat 5, and then enter the blowing nozzle main shaft 2 from the newly improved side air inlet duct of the blowing nozzle main shaft 2 through the cavity.

The invention provides an optimized energy-saving main valve channel device of a blowing nozzle of a bottle blowing machine, after the device is started, a bottle blank is transmitted to the top of a mold by a manipulator, a bearing rises along a cam through a guide rail cam, a blowing nozzle height adjusting block 1, a blowing nozzle main shaft 2 and a blowing nozzle 7 are driven to rise together, when the bearing leaves the guide rail, the blowing nozzle 7 automatically descends under the action of a blowing nozzle spring pressing block 3 to press the mouth of the bottle blank, an air inlet 8 valve is electrified to work, a valve core is opened, high-pressure air enters an air inlet 10 of a ventilation seat of the ventilation seat 5 through an air flow channel in a blowing nozzle main valve 4, then enters an inner cavity of the ventilation seat 5 and then enters a diversion groove, the high-pressure air enters an air outlet 11 of the blowing nozzle main shaft through the diversion groove, then enters a diversion shuttle 6 through the cavity in the air outlet 11 of the blowing nozzle main shaft and turns to 90 degrees, stable and consistent air flow direction is formed, and the, in the air blowing process, a stretching rod is led in to stretch a bottle blank, the bottle blank is blown while being stretched, then pressure maintaining and cooling are carried out for shaping, after shaping is finished, air is exhausted, high-pressure air is exhausted through an exhaust valve 9 via a blowing nozzle 7, a shunt shuttle 6, an air vent seat 5 and a blowing nozzle main valve 4, meanwhile, the stretching rod rises, after the air exhaust is finished, a guide rail drives the blowing nozzle 7 to rise, the blowing nozzle is separated from a formed bottle opening, a mold is opened, and a gripper grabs away a finished product bottle body.

The technical principles of the embodiments of the present invention have been described above with reference to specific embodiments. The description is intended to be illustrative of the embodiments of the invention and should not be construed in any way as limiting the scope of the embodiments of the invention. Based on the explanations herein, those skilled in the art will be able to conceive other embodiments of the present invention without inventive efforts, which shall fall within the scope of the embodiments of the present invention.