CN114031268B - Pneumatic system of small-mouth pressure blowing production process of bottle making machine - Google Patents
Pneumatic system of small-mouth pressure blowing production process of bottle making machine Download PDFInfo
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- CN114031268B CN114031268B CN202111603809.XA CN202111603809A CN114031268B CN 114031268 B CN114031268 B CN 114031268B CN 202111603809 A CN202111603809 A CN 202111603809A CN 114031268 B CN114031268 B CN 114031268B
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- 238000007664 blowing Methods 0.000 title claims abstract description 127
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 230000001105 regulatory effect Effects 0.000 claims abstract description 194
- 238000001816 cooling Methods 0.000 claims abstract description 84
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 78
- 239000007789 gas Substances 0.000 claims abstract description 71
- 230000009471 action Effects 0.000 claims abstract description 70
- 239000000112 cooling gas Substances 0.000 claims abstract description 36
- 230000008713 feedback mechanism Effects 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 18
- 230000008569 process Effects 0.000 description 9
- 238000005461 lubrication Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B9/00—Blowing glass; Production of hollow glass articles
- C03B9/30—Details of blowing glass; Use of materials for the moulds
- C03B9/38—Means for cooling, heating, or insulating glass-blowing machines or for cooling the glass moulded by the machine
- C03B9/3816—Means for general supply, distribution or control of the medium to the mould, e.g. sensors, circuits, distribution networks
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B9/00—Blowing glass; Production of hollow glass articles
- C03B9/13—Blowing glass; Production of hollow glass articles in gob feeder machines
- C03B9/193—Blowing glass; Production of hollow glass articles in gob feeder machines in "press-and-blow" machines
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B9/00—Blowing glass; Production of hollow glass articles
- C03B9/30—Details of blowing glass; Use of materials for the moulds
- C03B9/40—Gearing or controlling mechanisms specially adapted for glass-blowing machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
A pneumatic system of a small-mouth pressure blowing production process of a bottle making machine belongs to the technical field of bottle making machines. Including frame (2) and main air supply line (30), its characterized in that: the punch cooling air pressure regulating device is provided with an action air pressure stabilizing bag (10) and a cooling air pressure stabilizing bag (11), a punch lower driving pipeline (7) and a punch upper driving pipeline (8) are respectively connected with the action air pressure stabilizing bag (10), a punch cooling air pipeline (9) is connected with the cooling air pressure stabilizing bag (11), and a pressure regulating pipeline unit (4) and a feedback pipeline unit (5) are led out from pressure regulating valves of the punch lower driving pipeline (7), the punch upper driving pipeline (8) and the punch cooling air pipeline (9). In the pneumatic system of the small-mouth pressure blowing production process of the bottle making machine, the action gas and the cooling gas are respectively provided for the action and the cooling of the punch through the main gas supply pipeline, the sufficient supply of the cooling gas of the punch is ensured through the cooling gas pressure stabilizing bag, and the stability and the large flow of the action gas of the punch during the ultra-low pressure gas supply are ensured through the action gas pressure stabilizing bag.
Description
Technical Field
A pneumatic system of a small-mouth pressure blowing production process of a bottle making machine belongs to the technical field of bottle making machines.
Background
A bottle-making machine is a mechanical device used to make glass bottles. The traditional production process of the bottle making machine comprises a small-mouth blowing method and a large-mouth pressure blowing method, and the small-mouth pressure blowing method production process is developed at home and abroad in recent years so as to meet the requirement of light weight of small-mouth bottles. The small-mouth pressure blowing method has the following differences compared with the large-mouth pressure blowing method: compared with a larger mouth pressure blowing method, the small mouth pressure blowing method has the advantages that the punch is slender and sharp; the small-opening pressure blowing method requires more accurate and stable action gas of a pressure blowing cylinder, ultralow pressure and large flow; meanwhile, the cooling gas in the small-bore pressure-blowing punch head needs to be supplied stably and continuously at high pressure. In the prior art, because the action air switch is not accurate enough, the bottle mouth is easy to have riser or gap defects; because the pressure of the actuating gas is unstable and the flow is insufficient, the pressure needs to be adjusted to be more than 0.06Mpa, so that the primary die is propped open to generate the defect of a thick parting line; because of insufficient lubrication, the punch is blocked to generate waste bottles; the cooling air of the punch is insufficient, so that the punch is overheated to generate the defects of adhesion and the like. Therefore, on the traditional bottle making machine, the harsh small-mouth pressure blowing production process is difficult to realize, and the yield is difficult to reach more than 50 percent even if the production process is realized.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the pneumatic system overcomes the defects of the prior art, provides the actuating gas and the cooling gas for the action and the cooling of the punch respectively through the main gas supply pipeline, ensures the sufficient supply of the cooling gas for the punch through the cooling gas pressure stabilizing bag, and ensures the stability of the actuating gas for the punch during the ultralow pressure gas supply and the large flow rate of the pneumatic system for the small-hole pressure blowing production process of the bottle making machine through the actuating gas pressure stabilizing bag.
The technical scheme adopted by the invention for solving the technical problems is as follows: this pneumatic system of bottle-making machine osculum pressure-blowing production technology, including frame and main air supply line, its characterized in that: the side part of the frame is provided with an action air pressure stabilizing bag and a cooling air pressure stabilizing bag, and two branch pipelines led out from the main air supply pipeline are respectively connected into the action air pressure stabilizing bag and the cooling air pressure stabilizing bag; the punch cooling gas supply device is characterized in that a prototype side pipeline unit corresponding to the punches one to one is arranged, the prototype side pipeline unit comprises a punch lower driving pipeline and a punch upper driving pipeline which respectively supply working gas to the upward direction and the downward direction of the punches, and a punch cooling gas pipeline which supplies cooling gas to the punches, wherein the punch lower driving pipeline and the punch upper driving pipeline are respectively connected with a working gas pressure stabilizing bag, the punch cooling gas pipeline is connected with the cooling gas pressure stabilizing bag, a feedback pipeline unit is led out from the positions of the punch lower driving pipeline and the punch upper driving pipeline, the feedback pipeline unit is connected with a working gas feedback mechanism, a pressure regulating pipeline unit is led out from pressure regulating valves of the punch lower driving pipeline, the punch upper driving pipeline and the punch cooling gas pipeline, and the pressure regulating pipeline unit is connected with a first pressure regulating unit.
Preferably, the two sides of the frame are respectively provided with a stand column, the pressure gauge unit, the action gas feedback mechanism and the first pressure adjusting unit are respectively arranged on different end faces of the stand column, the first pressure adjusting unit is provided with a plurality of adjusting ends, the pressure adjusting pipeline unit is connected with the adjusting ends of the first pressure adjusting unit, and the pressure gauge unit is internally provided with a plurality of pressure gauges.
Preferably, the feedback pipeline unit comprises a punch lower pressure feedback pipeline and a punch upper pressure feedback pipeline which are respectively led out from the punch lower driving pipeline and the punch upper driving pipeline, and the punch lower pressure feedback pipeline and the punch upper pressure feedback pipeline are connected to the position of the column at the near end of the punch lower pressure feedback pipeline and the punch upper pressure feedback pipeline and are connected with the action gas feedback mechanism on the end face of the column.
Preferably, the pressure regulating pipeline unit comprises a punch lower pressure regulating pipeline, a punch upper pressure regulating pipeline and a cooling air pressure regulating pipeline which are respectively led out from a punch lower driving pipeline, a punch upper driving pipeline and a punch cooling air pipeline, and the punch lower pressure regulating pipeline, the punch upper pressure regulating pipeline and the cooling air pressure regulating pipeline are connected to the near-end upright posts and are connected with the regulating ends in the first pressure regulating unit one by one.
Preferably, two branch pipelines led out from the main air supply pipeline are respectively connected into the action air pressure stabilizing bag and the cooling air pressure stabilizing bag through an action air main pressure regulating valve and a cooling air main pressure regulating valve, a second pressure regulating unit is arranged above the first pressure regulating unit, a plurality of regulating ends are arranged on the second pressure regulating unit, the cooling air main pressure regulating pipelines led out from the self-cooling air main pressure regulating valve and the action air main pressure regulating valve respectively, the action air main pressure regulating pipelines are respectively connected into the second pressure regulating unit and are respectively connected with the regulating ends in the second pressure regulating unit in a one-to-one correspondence manner, and the cooling air main feedback pipelines led out from the self-cooling air main pressure regulating valve and the action air main pressure regulating valve respectively and the action air main feedback pipelines are connected into two pressure meters of the pressure meter unit.
Preferably, the lower punch driving pipeline is connected with the lower punch ball valve, the lower punch pressure regulating valve and the lower punch lubricating tee joint in sequence after being led out from the automatic working gas pressure stabilizing bag and then is connected with the pressure blowing cylinder, and the lower punch pressure regulating pipeline and the lower punch pressure feedback pipeline are led out from the lower punch pressure regulating valve.
Preferably, the driving pipeline on the punch is connected with the punch upper ball valve and the punch upper pressure regulating valve in sequence after being led out from the working gas pressure regulating bag and then is connected with the punch upper driving pressure regulating bag, the driving pipeline on the punch is connected with the punch upper three-way gas control valve and the punch upper throttle valve in sequence after being output from the punch upper driving pressure regulating bag and then is connected with the pressure blowing cylinder, the punch upper pressure regulating pipeline is led out from the punch upper pressure regulating valve, and the punch upper pressure feedback pipeline is led out from the punch upper driving pressure regulating bag.
Preferably, the punch cooling gas pipeline is led out from the cooling gas pressure stabilizing bag and then is sequentially connected with the cooling gas ball valve, the cooling gas pressure regulating valve and the cooling gas electromagnetic valve in series and then is connected to the corresponding punch, and the cooling gas pressure regulating pipeline is led out from the cooling gas pressure regulating valve.
Preferably, the actuating gas feedback mechanism comprises at least one manifold, a digital display pressure gauge is arranged above each manifold, an upper pressure feedback pipeline and a lower pressure feedback pipeline of the punch are respectively connected into the manifolds, and an exhaust ball valve is further arranged at the end part of each manifold.
Preferably, a positive-blowing pressure regulating valve is arranged on the upright post, the other branch pipeline output from the main air supply pipeline is connected to a positive-blowing pressure stabilizing bag through the positive-blowing pressure regulating valve, a plurality of positive-blowing pipelines are led out from the outlet of the positive-blowing pressure stabilizing bag, and the positive-blowing pipelines are connected to a positive-blowing mechanism through a positive-blowing ball valve and a positive-blowing filter in sequence; a positive blowing feedback pipeline and a positive blowing pressure regulating pipeline are respectively led out from the positive blowing pressure regulating valve, the positive blowing pressure regulating pipeline is connected into the second pressure regulating unit and is connected with one regulating end in the second pressure regulating unit, and the positive blowing feedback pipeline is connected into the pressure gauge unit and is connected with one pressure gauge.
Compared with the prior art, the invention has the following beneficial effects:
in the main gas supply system of the pneumatic system, independent branch pipelines are respectively arranged to supply gas for ascending, descending and cooling of the punch, sufficient supply of cooling gas for the punch is ensured by arranging the cooling gas pressure stabilizing bag, and the stability and large flow of the working gas for the punch during ultralow-pressure gas supply are ensured by arranging the working gas pressure stabilizing bag.
By arranging the punch lower lubricating tee joint, on the basis that the pressure blowing cylinder is lubricated by small-capacity timing and quantitative oil drip, the high-capacity timing and quantitative air belt oil lubrication connected to the punch lower lubricating tee joint is increased, and the piston and the rod of the pressure blowing cylinder can be ensured to rapidly and smoothly run.
In the action gas feedback mechanism, at least one manifold is arranged, an upper punch pressure feedback pipeline and a lower punch pressure feedback pipeline are respectively connected into the manifold, the feedback pressures of the upper punch pressure feedback pipeline and the lower punch pressure feedback pipeline are centrally displayed through a digital display pressure gauge above the manifold, and the pressure value is the actual pressure after pressure regulation, so that the pressure of the same action of each punch keeps accuracy and consistency, and the harsh bottle making process can be met.
Through the pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine, the pressure can be ensured to be accurate, the reaction is rapid, the layout is reasonable, the operation is easy, the accurate pressure control and the accurate on-off control of the punch upper driving gas, the punch lower driving gas, the punch cooling process gas and the positive blowing process gas in the small-mouth pressure-blowing production process are realized through a multistage pressure stabilizing system and a pressure centralized feedback system, the operability is easy through a remote control pressure regulating system, the production of the small-mouth pressure-blowing process on a single-drop, double-drop and multi-drop bottle making machine can be realized, the extremely high efficiency and the high yield are achieved, and the production efficiency and the product qualification rate of the production of the traditional blowing process and the production of the large-mouth pressure-blowing process can also be improved.
Drawings
FIG. 1 is a top view of a pneumatic system of a narrow-mouth pressure-blowing production process of a bottle making machine.
FIG. 2 is a front view of a pneumatic system column of the narrow-mouth pressure-blowing production process of the bottle making machine.
Fig. 3 isbase:Sub>A view frombase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is a left side view of fig. 3.
Fig. 5 is a schematic structural view of a pneumatic system action gas feedback mechanism of the small-mouth pressure-blowing production process of the bottle making machine.
FIG. 6 is a pipeline connection diagram of a pneumatic system main air supply system of the small-mouth pressure blowing production process of the bottle making machine.
Fig. 7 is a schematic structural diagram of a punch cooling unit of a pneumatic system of a small-mouth pressure-blowing production process of a bottle making machine.
Fig. 8 is a schematic view of the pipe connection of the punch cooling unit of the pneumatic system in the small-mouth pressure-blowing production process of the bottle making machine.
Fig. 9 is a schematic structural view of an upper driving unit of a pneumatic system punch of the small-mouth pressure-blowing production process of the bottle making machine.
Fig. 10 is a schematic view of the pipeline connection of the driving unit on the punch of the pneumatic system in the small-mouth pressure-blowing production process of the bottle making machine.
Fig. 11 is a schematic structural view of a lower driving unit of a pneumatic system punch of a small-mouth pressure-blowing production process of a bottle making machine.
Fig. 12 is a schematic view of the pipeline connection of the lower driving unit of the pneumatic system punch in the small-mouth pressure-blowing production process of the bottle making machine.
Fig. 13 is a schematic diagram of the pipeline connection of the positive blowing driving unit of the pneumatic system in the small-mouth pressure blowing production process of the bottle making machine.
Wherein: 1. the device comprises a stand column 2, a frame 3, an action gas centralized feedback unit 4, a pressure regulating pipeline unit 5, a feedback pipeline unit 6, an upper punch driving pressure stabilizing bag 7, a lower punch driving pipeline 8, an upper punch driving pipeline 9, a punch cooling gas pipeline 10, an action gas pressure stabilizing bag 11, a cooling gas pressure stabilizing bag 12, a cooling gas main pressure regulating valve 13, a cooling gas main pressure regulating pipeline 14, a cooling gas main feedback pipeline 15, an action gas main pressure regulating valve 16, an action gas feedback mechanism 17, a forming bottle 18, a first pressure regulating unit 19, a second pressure regulating unit 20, a positive blowing pressure regulating valve 21, a pressure gauge unit 22, an action gas main pressure regulating pipeline 23, an action gas main feedback pipeline 24, a digital display pressure gauge 25, a manifold 26, a branch ball valve 27, an exhaust ball valve 28, an upper punch pressure feedback pipeline 29 a punch lower pressure feedback pipeline 30, a main air supply pipeline 31, a total pressure stabilizing tank 32, a branch ball valve 33, a branch remote control pressure regulating valve 34, a branch pressure gauge 35, a branch pressure stabilizing tank 36, a branch filter 37, a first branch pipeline 38, a second branch pipeline 39, a third branch pipeline 40, a fourth branch pipeline 41, a fifth branch pipeline 42, an electric valve box 43, a chassis 44, a cooling air electromagnetic valve 45, a cooling air pressure regulating valve 46, a cooling air ball valve 47, a cooling air pressure regulating pipeline 48, a punch 49, a punch upper throttle valve 50, a punch upper three-way air control valve 51, a punch upper pressure regulating pipeline 52, a punch upper pressure regulating valve 53, a punch upper ball valve 54, a pressure blowing cylinder 55, a punch lower pressure regulating pipeline 56, a punch lower lubrication three-way valve 57, a punch lower pressure regulating valve 58, a punch lower ball valve 59, a punch lower pressure regulating valve, A positive blowing feedback pipeline 60, a positive blowing pressure regulating pipeline 61, a positive blowing pressure stabilizing bag 62, a positive blowing ball valve 63 and a positive blowing filter.
Detailed Description
FIGS. 1 to 13 are preferred embodiments of the present invention, and the present invention will be further described with reference to FIGS. 1 to 13.
In a conventional determinant bottle-making machine, at least one forming machine is arranged, each forming machine comprises a parison side and a forming side corresponding to the parison side, a parison mold is arranged in the parison side, and a forming mold is arranged in the forming side. A turnover mechanism for connecting the prototype side and the molding side is arranged between the prototype side and the molding side.
The parison side is provided with the mechanism of putting out gas, puts out gas mechanism and the last port butt joint of parison mold, puts out gas to the parison mold intramode gob, when carrying out the production of glass bottle through pressing the blowing method, after putting out gas and accomplishing, drift 48 (see figure 8) is vertical in getting into the parison mold from the bottom of parison mold, and the gob is full of the inner chamber formation parison body of parison mold under the effect of drift. And a positive blowing mechanism is arranged in the forming side, after the blank is transferred into the forming die through the turnover mechanism, the positive blowing mechanism performs positive blowing process on the blank, the blank is formed in the forming die, and the formed blank is cooled to form a forming bottle 17 (see figure 13).
As shown in figure 1, the pneumatic system (hereinafter referred to as pneumatic system) of the small-mouth pressure-blowing production process of the bottle making machine corresponds to the forming machine one by one, and comprises a frame 2, wherein two sides of the frame 2 are respectively provided with an upright post 1, the outer part of the primary side of the forming machine is sequentially and transversely provided with an action air pressure stabilizing bag 10 and a cooling air pressure stabilizing bag 11, the output end of a total air supply system is respectively led out of a pipeline to be connected with the action air pressure stabilizing bag 10 and the cooling air pressure stabilizing bag 11 which are positioned on the primary side, and is simultaneously connected with the action air pressure stabilizing bag 10 and the cooling air pressure stabilizing bag 11 which are positioned on the forming sideThe positive air-blowing plenum 61 (see fig. 13) of the profile side is connected. The action gas pressure stabilizing bag 10 is realized by adopting a square tube, the number of the forming machines is n, and the volume of the action gas pressure stabilizing bag 10 is 20n (dm) 3 ) The cooling air pressure stabilizing bag is also realized by adopting a square tube, and the volume of the cooling air pressure stabilizing bag is 30n (dm) 3 ）。
As shown in fig. 6, the total air supply system includes a main air supply line 30, the main air supply line 30 passes through a total pressure stabilizing tank 31 and is connected to one end of five branch ball valves 32, the other end of the five branch ball valves 32 is connected to one end of a branch remote control pressure regulating valve 33, and a line leading from each branch remote control pressure regulating valve 33 is connected to a branch pressure gauge 34. The other end of each branch remote control pressure regulating valve 33 forms five branch pipelines after passing through a branch pressure stabilizing tank 35 and a branch filter 36 respectively: a first branch line 37, a second branch line 38, a third branch line 39, a fourth branch line 40 and a fifth branch line 41.
A third branch pipeline 39 of the main gas supply system is connected into the inside of the action gas pressure stabilizing bag 10 from the side of the action gas pressure stabilizing bag 10 through an action gas main pressure regulating valve 15, a fourth branch pipeline 40 is connected into the inside of the cooling gas pressure stabilizing bag 11 from the side of the cooling gas pressure stabilizing bag 11 through a cooling gas main pressure regulating valve 12, and a fifth branch pipeline 41 is connected into the positive blowing pressure stabilizing bag 61 through a positive blowing pressure regulating valve 20. And a plurality of groups of primary-type side air path units are led out from outlets of the cooling air pressure stabilizing bag 11 and the action air pressure stabilizing bag 10 and correspond to primary molds of corresponding forming machines. And a plurality of groups of forming side air path units are led out from the positive blowing pressure stabilizing bag 61 and correspond to forming dies of corresponding forming machines. The first branch line 37 and the second branch line 38 of the total air supply system are used for supplying air to other pneumatic components in the bottle making machine, such as the above-mentioned turning mechanism, the air-puffing mechanism, etc.
Each primary air path unit comprises a punch cooling air pipeline 9 connected with a cooling air pressure stabilizing bag 11, a punch upper driving pipeline 8 connected with a working air pressure stabilizing bag 10 and a punch lower driving pipeline 7. In each group of blank side gas circuit units, the number of the punch lower driving pipelines 7, the punch upper driving pipelines 8 and the punch cooling gas pipelines 9 corresponds to that of the blank dies in the blank side, and the output end of each punch cooling gas pipeline 9 is used for conveying cooling gas to a cooling mechanism of the corresponding punch 48 to cool the punch 48; the output ends of the punch lower driving pipeline 7 and the punch upper driving pipeline 8 are connected to the pressure-blowing air cylinders 54 (see fig. 10 and 12) corresponding to the corresponding punches 48 to provide air, and the upward movement and the downward movement of the punches 48 are realized by driving the pressure-blowing air cylinders 54 to act. In the pneumatic system of the small-mouth pressure blowing production process of the bottle making machine, two sets of blank molds (double-dropping materials) are arranged in each forming machine, so that two punch lower driving pipelines 7, two punch upper driving pipelines 8 and two punch cooling air pipelines 9 are arranged in each set of blank mold side air path unit.
In the total air supply system of the pneumatic system, independent branch pipelines are respectively arranged to supply air to the upward movement, the downward movement and the cooling of the punch heads, the sufficient supply of cooling air to the punch heads 48 is ensured by arranging the cooling air pressure stabilizing bag 11, and the stability and the large flow of the working air to the punch heads 48 are ensured by arranging the working air pressure stabilizing bag 10 and the driving pressure stabilizing bags 6 on the punch heads.
The pressure regulating pipeline unit 4 and the feedback pipeline unit 5 are led out from the pressure regulating valve of the primary side gas circuit unit, the pressure regulating pipeline unit 4 is composed of a plurality of pressure regulating pipelines, the feedback pipeline unit 5 is composed of a plurality of pressure feedback pipelines, the pressure regulating pipeline unit 4 is connected into the upright post 1 at the near end of the pressure regulating pipeline unit, and the feedback pipeline unit 5 is connected into the action gas centralized feedback unit 3 at the near end of the pressure regulating pipeline unit. Referring to fig. 2, each upright post 1 is provided with an actuating air feedback mechanism 16, and the feedback pipeline unit 5 is connected with the actuating air feedback mechanism 16 in the upright post 1 at the near end thereof through the actuating air centralized feedback unit 3. A cooling air main pressure regulating pipeline 13 and a cooling air main feedback pipeline 14 are respectively led out from the cooling air main pressure regulating valve 12, an action air main pressure regulating pipeline 22 and an action air main feedback pipeline 23 are respectively led out from the automatic action air main pressure regulating valve 15, and the cooling air main pressure regulating pipeline 13, the cooling air main feedback pipeline 14, the action air main pressure regulating pipeline 22 and the action air main feedback pipeline 23 are respectively connected into the upright posts 1 at the near ends of the cooling air main pressure regulating pipeline 13, the cooling air main feedback pipeline 14, the action air main pressure regulating pipeline 22 and the action air main feedback pipeline 23.
Further referring to fig. 3~4, in each column 1, the operation gas feedback mechanism 16 is provided on the outer side surface of the column 1. A first pressure regulating unit 18 and a second pressure regulating unit 19 are arranged on the end surface of the primary side of the upright post 1 from bottom to top, a plurality of regulating ends are respectively arranged in the first pressure regulating unit 18 and the second pressure regulating unit 19, and a plurality of pressure regulating pipelines introduced from the pressure regulating pipeline unit 4 are connected into the first pressure regulating unit 18 and are respectively connected with the regulating ends in the first pressure regulating unit 18 in a one-to-one correspondence manner; the cooling air main pressure regulating pipeline 13 and the action air main pressure regulating pipeline 22 respectively led out from the cooling air main pressure regulating valve 12 and the action air main pressure regulating valve 15 are respectively connected into the second pressure regulating unit 19 and are respectively connected with the regulating ends in the second pressure regulating unit in a one-to-one correspondence manner.
A positive air-blowing pressure regulating valve 20 is arranged at the upper part of the forming side end surface of the upright post 1, and the fifth branch pipeline 41 is connected into the positive air-blowing pressure regulating valve 20. A pressure gauge unit 21 is arranged below the positive blowing pressure regulating valve 20, a plurality of pressure gauges are arranged in the pressure gauge unit 21, and a cooling air main feedback pipeline 14 and an actuating air main feedback pipeline 23 respectively led out from the cooling air main pressure regulating valve 12 and the actuating air main pressure regulating valve 15 are connected into two pressure gauges in the pressure gauge unit 21.
As shown in fig. 7~8, the fourth branch pipeline 40 is connected to the cooling air pressure stabilizing bag 11 through the cooling air main pressure regulating valve 12, and the ram cooling air pipeline 9 is connected to the cooling air ball valve 46, the cooling air pressure regulating valve 45, and the cooling air electromagnetic valve 44 in series in sequence after being led out from the cooling air pressure stabilizing bag 11, and then is connected to the corresponding ram 48 through the upper portion of the chassis 43 to supply cooling air to the corresponding ram 48. A cooling air pressure regulating pipeline 47 is led out from the cooling air pressure regulating valve 45. The control signal of the cooling gas solenoid valve 44 is output from the electric valve box 42.
As shown in fig. 9 to 10, the third branch pipeline 39 is connected to the working air pressure stabilizing bag 10 through the working air main pressure regulating valve 15, the punch upper driving pipeline 8 is connected to the punch upper ball valve 53 and the punch upper pressure regulating valve 52 in sequence after being led out from the working air pressure stabilizing bag 10, an upper punch driving pressure stabilizing bag 6 is further arranged in each prototype side pipeline unit, the number of the upper punch driving pressure stabilizing bags 6 corresponds to the number of the upper punch driving pipelines 8 one by one, each punch upper driving pipeline 8 is connected to the corresponding punch upper driving pressure stabilizing bag 6 from the punch upper pressure regulating valve 52, and the punch upper driving pipeline 8 is connected to the punch upper three-way air control valve 50 and the punch upper throttle valve 49 in sequence after being output from the punch upper driving pressure stabilizing bag 6 and then connected to the pressure blowing cylinder 54. When the driving pipeline 8 on the punch head sends driving gas into the pressure blowing cylinder 54, the pressure blowing cylinder 54 drives the punch head 48 to move upwards to punch the gob in the primary mould. An upper punch pressure regulating pipeline 51 is led out from an upper punch pressure regulating valve 52, and an upper punch pressure feedback pipeline 28 is led out from an upper punch driving pressure stabilizing bag 6.
The second branch pipeline 38 is connected to the three-way pneumatic control valve 50 on the punch through a throttle valve and an electromagnetic valve in the electric valve box 42, so that the air path of the three-way pneumatic control valve 50 on the punch is switched, and the air path between the driving pipeline 8 on the punch and the pressing and blowing cylinder 54 is cut off or connected.
As shown in fig. 11 to 12, the third branch pipeline 39 is connected to the working air pressure stabilizing bag 10 through the working air main pressure regulating valve 15, and the lower punch driving pipeline 7 is connected to the lower punch ball valve 58, the lower punch pressure regulating valve 57 and the lower punch lubricating tee 56 in sequence after being led out from the working air pressure stabilizing bag 10, and then is connected to the pressure blowing cylinder 54 through the upper part of the chassis 43. When the punch lower driving pipe 7 sends driving gas into the pressure-blowing cylinder 54, the pressure-blowing cylinder 54 drives the punch 48 to move downward. A punch lower pressure regulating pipeline 55 and a punch lower pressure feedback pipeline 29 are respectively led out from the punch lower pressure regulating valve 57. The third joint of the punch lower lubrication tee joint 56 is connected with high-capacity timing and quantitative lubricating oil to lubricate the pressure blowing cylinder 54. On the basis that the pressure-blowing cylinder 54 is lubricated by small-capacity timing quantitative oil dripping, the high-capacity timing quantitative air belt oil lubrication connected to the punch lower lubrication tee joint 56 is added, and the piston and the rod of the pressure-blowing cylinder 54 can rapidly and smoothly run.
The pressure regulating pipeline unit 4 is composed of a cooling air pressure regulating pipeline 47, a punch upper pressure regulating pipeline 51 and a punch lower pressure regulating pipeline 55 which are respectively led out from the punch cooling air pipeline 9, the punch upper driving pipeline 8 and the punch lower driving pipeline 7, and the cooling air pressure regulating pipeline 47, the punch upper pressure regulating pipeline 51 and the punch lower pressure regulating pipeline 55 are respectively connected into the inside of the near-end upright post 1 and connected with a regulating end in the first pressure regulating unit 18.
The punch upper pressure feedback pipeline 28 and the punch lower pressure feedback pipeline 29 respectively led out from the punch upper driving pipeline 8 and the punch lower driving pipeline 7 form the feedback pipeline unit 5, and the punch upper pressure feedback pipeline 28 and the punch lower pressure feedback pipeline 29 are connected into the inside of the near-end upright post 1 through the action gas centralized feedback unit 3 and are connected with the action gas feedback mechanism 16.
Referring to fig. 5, the actuating air feedback mechanism 16 includes two manifolds 25, and a digital pressure gauge 24 is disposed above each manifold 25. The action gas centralized feedback unit 3 is a gas circuit connecting plate, a pressure feedback pipeline 28 on the punch is connected to one side of the action gas centralized feedback unit 3, and the other side of the action gas centralized feedback unit 3 is connected to one of the manifolds 25 through pipelines corresponding to one another and branch ball valves 26 at the bottoms of the manifolds 25; the punch press pressure feedback pipeline 29 is connected to one side of the action gas centralized feedback unit 3, and the other side of the action gas centralized feedback unit 3 is connected to the other manifold 25 through the pipeline corresponding to one another and the branch ball valves 26 at the bottom of the manifold 25. The pressure values of the driving punch 48 ascending and descending are respectively displayed through the digital display pressure gauges 24 on the upper parts of the two manifolds 25.
An exhaust ball valve 27 is further respectively arranged at the end of each manifold 25, and the corresponding manifold 25 is exhausted before pressure adjusting operation or air pressure checking, specifically: when a branch ball valve 26 is opened, and the vent ball valve 27 and other branch ball valves 26 are closed, the pressure fed back by a certain punch upper pressure feedback line 28 (or a punch lower pressure feedback line 29) can be checked independently and can be adjusted according to the pressure of the certain line, and after the adjustment is completed, the branch ball valve 26 is closed, and the vent ball valve 27 is opened to vent the manifold 25. The pressure value of the other ram upper pressure feedback line 28 (or the ram lower pressure feedback line 29) can then be checked and adjusted by opening the other branch ball valve 26 after closing the vent ball valve 27.
As can be seen from the above, in the actuating gas feedback mechanism 16, by providing at least one manifold 25, the ram upper pressure feedback pipeline 28 and the ram lower pressure feedback pipeline 29 are respectively connected to the respective manifold 25, and the feedback pressures of the ram upper pressure feedback pipeline 28 and the ram lower pressure feedback pipeline 29 are respectively and centrally displayed by the digital display pressure gauge 24 above the manifold 25, and the pressure value is the actual pressure after pressure adjustment, so that the pressures of the rams 48 in the same action maintain accuracy and consistency, and can meet the harsh bottle-making process.
As shown in fig. 13, the positive blowing driving unit includes a positive blowing pressure-stabilizing bag 61, the fifth branch pipeline is connected to the positive blowing pressure-stabilizing bag 61 through the positive blowing pressure-regulating valve 20, and a positive blowing feedback pipeline 59 and a positive blowing pressure-regulating pipeline 60 are respectively led out from the positive blowing pressure-regulating valve 20. The positive blowing pressure regulating pipeline 60 is connected into the second pressure regulating unit 19 and is connected with one regulating end therein, and the positive blowing feedback pipeline 59 is connected into the pressure gauge unit 21 and is connected with one of the pressure gauges.
A plurality of forward blowing pipelines are led out from the outlet of the forward blowing pressure stabilizing bag 61, the forward blowing pipelines are sequentially connected to a forward blowing mechanism through a forward blowing ball valve 62 and a forward blowing filter 63, a forward blowing process is carried out on the blank in the forming die to form a formed blank, and the formed blank is cooled to form the forming bottle 17. The positive-blowing pressure-stabilizing bag 61 is also realized by adopting a square tube, and the volume of the positive-blowing pressure-stabilizing bag 61 is designed to be 5n (dm) according to the number n of the forming machines 3 ）。
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. Pneumatic system of bottle-making machine osculum pressure blowing production technology, including frame (2) and main air supply line (30), its characterized in that: an action gas pressure stabilizing bag (10) and a cooling gas pressure stabilizing bag (11) are arranged on the side part of the frame (2), and two branch pipelines led out from the main gas supply pipeline (30) are respectively connected into the action gas pressure stabilizing bag (10) and the cooling gas pressure stabilizing bag (11); the punch cooling air supply system is characterized by being provided with a primary side pipeline unit which corresponds to punches (48) one by one, wherein the primary side pipeline unit comprises a punch lower driving pipeline (7) and a punch upper driving pipeline (8) which respectively provide action air for the upward movement and the downward movement of the punches (48), and a punch cooling air pipeline (9) which provides cooling air for the punches (48), wherein the punch lower driving pipeline (7) and the punch upper driving pipeline (8) are respectively connected with an action air pressure stabilizing package (10), the punch cooling air pipeline (9) is connected with a cooling air pressure stabilizing package (11), a feedback pipeline unit (5) is led out from the positions of the punch lower driving pipeline (7) and the punch upper driving pipeline (8), the feedback pipeline unit (5) is connected with an action air feedback mechanism (16), a pressure regulating pipeline unit (4) is led out from a pressure regulating valve of the punch lower driving pipeline (7), the punch upper driving pipeline (8) and the punch cooling air pipeline (9), and the pressure regulating pipeline unit (4) is connected with a first pressure regulating unit (18);
the feedback pipeline unit (5) comprises a punch lower pressure feedback pipeline (29) and a punch upper pressure feedback pipeline (28) which are respectively led out from the punch lower driving pipeline (7) and the punch upper driving pipeline (8), and the punch lower pressure feedback pipeline (29) and the punch upper pressure feedback pipeline (28) are connected to the position of the upright post (1) at the near end of the punch lower pressure feedback pipeline and the punch upper pressure feedback pipeline (28) and are connected with an action gas feedback mechanism (16) on the end surface of the upright post (1);
the punch lower driving pipeline (7) is connected with a punch lower ball valve (58), a punch lower pressure regulating valve (57) and a punch lower lubricating tee joint (56) in sequence after being led out from the automatic working air pressure stabilizing bag (10) and then is connected into a pressure blowing cylinder (54), and a punch lower pressure regulating pipeline (55) and a punch lower pressure feedback pipeline (29) are led out from the punch lower pressure regulating valve (57);
the action gas feedback mechanism (16) comprises at least one manifold (25), a digital display pressure gauge (24) is arranged above each manifold (25), an upper punch pressure feedback pipeline (28) and a lower punch pressure feedback pipeline (29) are respectively connected into the manifolds (25), and an exhaust ball valve (27) is further arranged at the end part of each manifold (25).
2. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 1, characterized in that: the pressure regulating device is characterized in that upright columns (1) are respectively arranged on two sides of a frame (2), pressure gauge units (21) and an action gas feedback mechanism (16) and a first pressure regulating unit (18) are respectively arranged on different end faces of the upright columns (1), a plurality of regulating ends are arranged on the first pressure regulating unit (18), a pressure regulating pipeline unit (4) is connected with the regulating ends of the first pressure regulating unit (18), and a plurality of pressure gauges are arranged in the pressure gauge units (21).
3. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 1, characterized in that: the pressure regulating pipeline unit (4) comprises a punch lower pressure regulating pipeline (55), a punch upper pressure regulating pipeline (51) and a cooling air pressure regulating pipeline (47) which are respectively led out from a punch lower driving pipeline (7), a punch upper driving pipeline (8) and a punch cooling air pipeline (9), wherein the punch lower pressure regulating pipeline (55), the punch upper pressure regulating pipeline (51) and the cooling air pressure regulating pipeline (47) are connected to the position of the upright column (1) at the near end of the punch lower pressure regulating pipeline, and are connected with regulating ends in the first pressure regulating unit (18) one by one.
4. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 2, characterized in that: two branch pipelines led out from the main air supply pipeline (30) are respectively connected into an action air pressure stabilizing package (10) and a cooling air pressure stabilizing package (11) through an action air main pressure regulating valve (15) and a cooling air main pressure regulating valve (12), a second pressure regulating unit (19) is arranged above the first pressure regulating unit (18), a plurality of regulating ends are arranged on the second pressure regulating unit (19), cooling air main pressure regulating pipelines (13) and action air main pressure regulating pipelines (22) are respectively connected into the second pressure regulating unit (19) and are respectively connected with the regulating ends in the second pressure regulating unit in a one-to-one correspondence manner, cooling air main feedback pipelines (14) and action air main feedback pipelines (23) are respectively led out from the action air main pressure regulating valve (12) and the action air main pressure regulating valve (15), and the action air main feedback pipelines (23) are connected into two pressure gauges of the pressure gauge unit (21).
5. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 3, characterized in that: the punch upper driving pipeline (8) is connected with the punch upper ball valve (53) and the punch upper pressure regulating valve (52) in sequence after being led out from the automatic working gas pressure regulating bag (10) and then connected with the punch upper driving pressure regulating bag (6), the punch upper driving pipeline (8) is connected with the punch upper three-way gas control valve (50) and the punch upper throttle valve (49) in sequence after being output from the punch upper driving pressure regulating bag (6) and is connected with the pressure blowing cylinder (54), the punch upper pressure regulating pipeline (51) is led out from the punch upper pressure regulating valve (52), and the punch upper pressure feedback pipeline (28) is led out from the punch upper driving pressure regulating bag (6).
6. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 3, characterized in that: the punch cooling air pipeline (9) is led out from the cooling air pressure stabilizing bag (11) and then sequentially connected with a cooling air ball valve (46), a cooling air pressure regulating valve (45) and a cooling air electromagnetic valve (44) in series and then connected to the corresponding punch (48), and the cooling air pressure regulating pipeline (47) is led out from the cooling air pressure regulating valve (45).
7. The pneumatic system of the small-mouth pressure-blowing production process of the bottle making machine according to claim 1, characterized in that: a positive blowing pressure regulating valve (20) is arranged on the upright post (1), another branch pipeline output by the main air supply pipeline (30) is connected to a positive blowing pressure stabilizing bag (61) through the positive blowing pressure regulating valve (20), a plurality of positive blowing pipelines are led out from the outlet of the positive blowing pressure stabilizing bag (61), and the positive blowing pipelines are connected to a positive blowing mechanism through a positive blowing ball valve (62) and a positive blowing filter (63) in sequence; a positive blowing feedback pipeline (59) and a positive blowing pressure regulating pipeline (60) are respectively led out from the positive blowing pressure regulating valve (20), the positive blowing pressure regulating pipeline (60) is connected into the second pressure regulating unit (19) and is connected with one regulating end in the second pressure regulating unit, and the positive blowing feedback pipeline (59) is connected into the pressure gauge unit (21) and is connected with one pressure gauge in the pressure regulating unit.
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| CN202111603809.XA CN114031268B (en) | 2021-12-25 | 2021-12-25 | Pneumatic system of small-mouth pressure blowing production process of bottle making machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB191511772A (en) * | 1915-08-14 | 1918-11-28 | Marius Gelas | Improvements in Machines for Manufacturing Glass Articles. |
| CN103964674B (en) * | 2014-04-17 | 2017-01-18 | 大冶市华兴玻璃有限公司 | Front air blowing and supplying system of bottle-making machine |
| CN104108856B (en) * | 2014-08-02 | 2016-10-05 | 山东嘉丰玻璃机械有限公司 | For making bottle-making machine and the production technology of especially big vial |
| CN208500736U (en) * | 2018-07-11 | 2019-02-15 | 山东嘉丰玻璃机械有限公司 | A kind of split type four chambers narrow neck press blowing apparatus |
| CN212293303U (en) * | 2020-05-15 | 2021-01-05 | 山东嘉丰玻璃机械有限公司 | Small-opening pressure blowing system of bottle making machine |
| CN216837631U (en) * | 2021-12-25 | 2022-06-28 | 山东嘉丰玻璃机械有限公司 | Punch actuating pneumatic system of small-opening pressure blowing production process of bottle making machine |
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