CN102582062B - Air-filling device with build-in air passage - Google Patents
Air-filling device with build-in air passage Download PDFInfo
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- CN102582062B CN102582062B CN201210061715.9A CN201210061715A CN102582062B CN 102582062 B CN102582062 B CN 102582062B CN 201210061715 A CN201210061715 A CN 201210061715A CN 102582062 B CN102582062 B CN 102582062B
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Abstract
The invention relates to an air-filling device with a build-in air passage. The conventional air-filling device of a bottle blowing machine is complex in structure, and a high-pressure hose of the conventional air-filling device is easy to leak air when being bent frequently. The air-filling device with the build-in air passage comprises a supporting seat and a sealing block with an air-filling passage, wherein the supporting seat is internally provided with a horizontal air passage, the horizontal air passage is internally provided with an air inlet and a vertical through hole, a hollow air distribution tube capable of moving in the through hole is penetrated in the through hole, the air distribution tube extends out of the through hole, the upper extending end of the air distribution tube is sealed, the outer wall of the lower extending end of the air distribution tube is connected with the sealing block, an inner cavity of the lower extending end of the air distribution tube is communicated with the air-filling passage in the sealing block, and the side wall of the air distribution tube, which is located in the horizontal air passage, is provided with an air guide hole forming the air passage between the air distribution tube and the horizontal air passage, so that the structure of a pipeline is simplified. By using the air-filling device with the build-in air passage, the problem that the hose of the air passage is damaged because of moving frequently is solved effectively, the service life of the air-filling device is prolonged, and the maintenance cost is reduced.
Description
Technical field
The present invention relates to a kind of two step method and manufacture the equipment for blowing of hollow blow molding container, be specifically related to a kind of aerating device that can effectively reduce tracheae and interface quantity.
Background technology
The bottle mechanism that two step method is manufactured hollow blow molding container (also claiming " bottle blowing machine ") is its important component part.In prior art, soft tracheae one end of conveying high-pressure gas is connected on high-pressure air source, in being connected to, establishes the other end on the sealing piece in inflation road, when the clamping matched moulds is complete and the bottle base after heating is fixed on the blowing station, the sealing piece under the driving of sealing cylinder fast moving to sealed station, the bottle base inner chamber is hedged off from the outer world, simultaneously, tracheae is also along with the sealing piece moves down and bending, the stretching bar stretching bottle base of recycling vertical motion, simultaneously, open the control valve of being located on tracheae, the gases at high pressure that air compressor is produced inject the gas injection road of sealing piece by tracheae, realize that bottle base stretches, blowing is synchronously carried out, in this structure, supporting seat plays support, the fixedly effect of drawing mechanism and sealing cylinder.When existing bottle blowing machine improves output by the mode that increases mould bottle station processed quantity and shorten bottle blowing unit circulation timei, have following problem: 1, each system bottle station will arrange corresponding sealing piece, tracheae and control valve, along with the bottle station processed on mould increases, the corresponding increase of quantity of control valve, tracheae and two end interfaces thereof, cause tracheae quantity to increase, pipeline is controlled complicated, and tracheae easily closely do not cause gas leakage because fitting with rigidity interface joining place, difficult in maintenance; 2, between sealing piece and high-pressure air source, by tracheae, be connected, must cause sealing when shortening bottle blowing unit the frequency increase that piece pumps during circulation timei, the inflection frequency of tracheae is improved, easily cause it crack and leak gas, have potential safety hazard and shortened its service life, maintenance cost increases.
Summary of the invention
In order to solve the deficiencies in the prior art, the invention provides the aerating device of a kind of difficult gas leakage and change air delivering pipeline structure.Further aim of the present invention is to provide a kind of minimizing tracheae and interface quantity, and goes back the low aerating device of maintenance cost without the frequent bending of tracheae.
The present invention realizes in the following manner: the aerating device with built-in air flue, the sealing piece that comprises supporting seat and band inflation road, have transverse air channel in supporting seat, the through hole of built-in air inlet and up/down perforation on described transverse air channel, in described through hole, be equipped with can be mobile therein the hollow gas-distribution pipe, described gas-distribution pipe stretches out through hole, external part sealing on it, the outer wall of lower external part is connected with the sealing piece, and the inner chamber of lower external part is communicated with the inflation road in the sealing piece, the sidewall of described gas-distribution pipe in transverse air channel has gas port, described gas port forms the gas passage between gas-distribution pipe and transverse air channel.By offer the built-in transverse air flue in supporting seat, and the gas-distribution pipe of planting in transverse air channel, realize the conveying of gases at high pressure from high-pressure air source to the sealing interblock, the gas-distribution pipe be inserted in transverse air channel connects with the sealing piece and moves up and down together with the sealing piece, the gas-distribution pipe sidewall that utilization is moved between lower wall on transverse air channel is offered gas port, guarantee that gas-distribution pipe is communicated with transverse air channel, both taken full advantage of supporting seat of the prior art, simplify pipeline structure, efficiently solve the problem that the frequent motion of existing gas circuit flexible pipe causes damage, also increase service life, reduce maintenance cost." upper and lower " is for direction shown in accompanying drawing.
As preferably, on the length of described transverse air channel and supporting seat, the dispersion of distribution arranged side by side of some assembly tracheaes adapts, and the height of transverse air channel is consistent with sealing piece stroke.In this structure, can be according to the quantity of blowing station on mould, be arranged in juxtaposition many assembly tracheae on transverse air channel, guarantee many assembly tracheae air feed simultaneously, the height of transverse air channel is consistent with sealing piece stroke, guarantee to seal piece when moving up and down, the gas port on gas-distribution pipe is arranged in transverse air channel all the time.
As preferably, described inflation road is L-shaped, and the lower external part inner chamber of gas-distribution pipe is perpendicular to the parallel portion in inflation road, and inflation vertical portion, road lower surface forms a seal mouth ring, on described seal mouth ring, is embedded with sealing ring.The inflation road is L shaped, and that path is set is short, easy to process, vertical portion forms seal mouth ring and is furnished with sealing ring, guarantee the sealing effectiveness between seal mouth ring and bottle base mouth, guarantee the operating efficiency of aerating device, prevent from producing the situation of waste product because high pressure gas leakage causes insufficient pressure, inflation road parallel portion makes gas-distribution pipe and piston tube mutually noninterfere.
As preferably, the air inlet of described transverse air channel is communicated with a high-pressure air source by a tracheae with control valve.Whether control valve is controlled between high-pressure air source and transverse air channel and is communicated with, tracheae by one group of band control valve provides gases at high pressure for transverse air channel, effectively reduced the quantity of air pipe interface, effectively prevented that described tracheae one end is connected with supporting seat because convergence part connects the situation that does not closely cause gas leakage, the other end is connected with high-pressure air source, when bottle blowing machine is worked, the attaching parts at tracheae two ends are stationary parts, effectively prevent its frequent bending, both improve pipe fitting service life, also be convenient to maintenance management.
As preferably, described supporting seat is cuboid, and transverse air channel is positioned at the leading section of supporting seat, and described control valve is fixed on the front end side wall of supporting seat.Supporting seat is cuboid, and convenient processing, reduce production costs, transverse air channel is located to supporting seat one side, and for settling the sealing cylinder headspace, control valve is arranged on the supporting seat front end side wall, gases at high pressure through control valve can be inputted in transverse air channel by air inlet, be reduced the tracheae use amount.
As preferably, described through hole place is equipped with the ring cowling with described gas-distribution pipe coupling, all is embedded with sealing ring on the madial wall of described ring cowling.Ring cowling is connected to the through hole place on supporting seat by securing member, and plays airtight effect by sealing ring is set, and has both effectively prevented gas leakage, and maintenance for convenience detach again, effectively reduce the waste of gases at high pressure in course of conveying, saves energy consumption.
As preferably, described supporting seat rearward end is provided with sealing cylinder, and the piston tube lower end in described sealing cylinder is affixed with the sealing piece, and a stretching bar lower end is through described piston tube and seal mouth ring, and upper end is connected through piston tube the cross bar that drives with draft cylinder.Utilize the driving sealing piece of sealing cylinder to move up and down, described stretching bar, successively through piston tube and sealing piece and enter bottle base, stretches bottle base, and coordinates aerating device to realize the bottle blowing.
Substantive distinguishing features of the present invention: by offer the built-in transverse air flue in supporting seat, and the gas-distribution pipe of planting in transverse air channel, increased the function of supporting seat, realize the conveying of gases at high pressure from high-pressure air source to the sealing interblock, effectively prevent because of the sealing piece fast frequent motion cause that connected soft tracheae is easily lost, the situation of aging and gas leakage, increase service life of equipment; By many gas-distribution pipes cooperation sealing piece, gases at high pressure are delivered in bottle base, both reduced the quantity of tracheae and interface thereof, increase observation, the service clearance of bottle blowing machine Stretch and Blow Mechanism, can reduce again the loss of gases at high pressure in course of conveying, effectively optimized pipeline structure, only a tracheae that needn't move need be set, maintain easily, reduce costs.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is stereochemical structure of the present invention and transverse air channel position perspective structure schematic diagram;
Fig. 3 is supporting seat rearward end drawing mechanism working state structure schematic diagram;
In figure: 1, supporting seat, 2, the sealing piece, 3, transverse air channel, 4, through hole, 5, gas-distribution pipe, 6, the inflation road, 7, gas port, 8, seal mouth ring, 9, sealing ring, 10, control valve, 11, tracheae, 12, high-pressure air source, 13, ring cowling, 14, sealing ring, 15, sealing cylinder, 16, piston tube, 17, stretching bar, 18, draft cylinder, 19, cross bar.
The specific embodiment
Below in conjunction with specification drawings and specific embodiments, substantive distinguishing features of the present invention is further described.
The aerating device with built-in air flue as shown in Figure 1, the sealing piece 2 that comprises supporting seat 1 and band inflation road 6, have transverse air channel 3 in supporting seat 1, the through hole 4 of built-in air inlet and up/down perforation on described transverse air channel 3, in described through hole 4, be equipped with can be mobile therein hollow gas-distribution pipe 5, described gas-distribution pipe 5 stretches out through hole 4, external part sealing on it, the outer wall of lower external part is connected with sealing piece 2, and the inner chamber of lower external part is communicated with the inflation road 6 in sealing piece 2, the sidewall of described gas-distribution pipe 5 in transverse air channel 3 has gas port 7, the gas passage that described gas port 7 forms between gas-distribution pipe 5 and transverse air channel 3, described inflation road 6 is L-shaped, and the lower external part inner chamber of gas-distribution pipe 5 is perpendicular to the parallel portion in inflation road 6, and inflation road 6 vertical portion lower surfaces form a seal mouth ring 8, on described seal mouth ring 8, are embedded with sealing ring 9, described supporting seat is cuboid, and transverse air channel 3 is positioned at the leading section of supporting seat 1, and described control valve 10 is fixed on the front end side wall of supporting seat 1, described supporting seat 1 rearward end is provided with sealing cylinder 15, piston tube 16 lower ends in described sealing cylinder 15 are affixed with sealing piece 2, one stretching bar 17 lower ends are through described piston tube 16 and seal mouth ring 8, and upper end is connected through piston tube 16 and with the cross bar 19 of draft cylinder 18 drivings.According to aforesaid structure, gases at high pressure enter and are full of transverse air channel 3 from air inlet, enter gas-distribution pipe 5 inner chambers by gas port 7 again, prolonging gas-distribution pipe 5 inner chambers enters in the inflation road 6 that seals piece 2 again, finally be filled with in the bottle base in extended state, realize blowing out the bottle consistent with the dies cavity shape.
In actual use, aerating device is realized work by following steps:
1, the initial position of sealing piece 2 in the bottle base top, control valve 10 is in closed condition, and high-pressure air source 12 is isolated with transverse air channel 3, and now the gas port 7 of gas-distribution pipe 5 sidewalls is positioned at transverse air channel 3 tops;
2, start sealing cylinder 15 and drive sealing piece 2 and move down, gas-distribution pipe 5 is along with sealing piece 2 moves down together, when sealing piece 2 moves to sealed station, sealing cylinder 15 stops action, now, 2 pairs of bottle bases of sealing piece complete sealing process, and gas port 7 is positioned at transverse air channel 3 bottoms;
3, drive stretching bar 17 to move down, and enter bottle base through the vertical extension of piston tube 16 and inflation road 6, realize that bottle base stretches, at the same time, control valve 10 is opened, and makes gases at high pressure enter transverse air channel 3, and enter gas-distribution pipe 5 inner chambers by gas port 7, enter along the inflation road 6 in sealing piece 2 the bottle base inner chamber stretched again, and utilize the pressure of gases at high pressure to advertise bottle base (as shown in Figure 3), until bottle base sidewall and mould inner wall laminating;
4, bottle base stretching bar 17 completed from blowing, extract out, and closed control valve 10, the supply of cutoff high gas;
5, drive by sealing cylinder 15, will seal piece 2 and move apart sealed station and return back to initial station, described gas port 7 also returns back near transverse air channel 3 tops.
Realize the single circulating process of aerating device by said process, in this process, control valve 10 can play the effect of connection or cutoff high source of the gas 12 and transverse air channel 3, simple in structure, is easy to realize.
In order to reduce the waste of gases at high pressure at course of conveying, realize in the following manner: described through hole 4 places are equipped with the ring cowling 13 with described gas-distribution pipe 5 couplings, all are embedded with sealing ring 14 on the madial wall of described ring cowling 13.By ring cowling 13 and sealing ring 14 are set, prevent that gas is from through hole 4 and gas-distribution pipe 5 leakages, the effectively amounts of reducing the wastage.
The air inlet of described transverse air channel 3 is communicated with (as shown in Figure 2) by a tracheae with control valve 10 11 with a high-pressure air source 12, in force, because the tracheae 11 in this structure moves without doing bending, can tracheae 11 be replaced by stereoplasm tube according to actual conditions, both improved service life, can reduce again because of the aging maintenance work caused of tracheae 11.
On the length of described transverse air channel 3 and supporting seat 1, the dispersion of distribution arranged side by side of some assembly tracheaes 5 adapts, the height of transverse air channel 3 is consistent with sealing piece 2 strokes, in concrete enforcement, can quantity and the distribution mode to gas-distribution pipe 5 adjust according to the bottle station processed on mould.
Described high-pressure air source 12 is produced by gas compressor, also can select other modes that gases at high pressure are provided according to actual conditions.In addition, can the high-pressure air source 12 of many group different pressures need to be set according to reality processing, the high-pressure air source 12 of different pressures is communicated with transverse air channel 3 by corresponding control valve 10, according to bottle base size to be processed and bottle wall thickness, the selective high-pressure air source 12 of using different air pressure, reduce energy consumption.The high-pressure air source 12 of two groups of different air pressure preferably is set in actual use.
Claims (7)
1. the aerating device that there is built-in air flue, the sealing piece (2) that comprises supporting seat (1) and band inflation road (6), it is characterized in that in supporting seat (1) having transverse air channel (3), the through hole (4) of the upper built-in air inlet of described transverse air channel (3) and up/down perforation, in described through hole (4), be equipped with can be mobile therein hollow gas-distribution pipe (5), described gas-distribution pipe (5) stretches out through hole (4), external part sealing on it, the outer wall of lower external part is connected with sealing piece (2), and the inner chamber of lower external part is communicated with the inflation road (6) in sealing piece (2), the sidewall of described gas-distribution pipe (5) in transverse air channel (3) has gas port (7), described gas port (7) forms the gas passage between gas-distribution pipe (5) and transverse air channel (3).
2. the aerating device with built-in air flue according to claim 1, it is characterized in that the length of described transverse air channel (3) and the dispersion of distribution arranged side by side of the upper some assembly tracheaes (5) of supporting seat (1) adapt, the height of transverse air channel (3) is consistent with sealing piece (2) stroke.
3. the aerating device with built-in air flue according to claim 2, it is characterized in that described inflation road (6) is L-shaped, the lower external part inner chamber of gas-distribution pipe (5) is perpendicular to the parallel portion in inflation road (6), inflation vertical portion, road (6) lower surface forms a seal mouth ring (8), is embedded with sealing ring (9) on described seal mouth ring (8).
4. the aerating device with built-in air flue according to claim 3, is characterized in that the air inlet of described transverse air channel (3) is with the tracheae (11) of control valve (10) to be communicated with a high-pressure air source (12) by one.
5. the aerating device with built-in air flue according to claim 4, is characterized in that described supporting seat is cuboid, and transverse air channel (3) is positioned at the leading section of supporting seat (1), and described control valve (10) is fixed on the front end side wall of supporting seat (1).
6. the aerating device with built-in air flue according to claim 2, is characterized in that described through hole (4) locates to be equipped with the ring cowling (13) with described gas-distribution pipe (5) coupling, all is embedded with sealing ring (14) on the madial wall of described ring cowling (13).
7. the aerating device with built-in air flue according to claim 6, it is characterized in that described supporting seat (1) rearward end is provided with sealing cylinder (15), piston tube (16) lower end in described sealing cylinder (15) is affixed with sealing piece (2), one stretching bar (17) lower end is through described piston tube (16) and seal mouth ring (8), and upper end is connected through piston tube (16) and with the cross bar (19) of draft cylinder (18) driving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210061715.9A CN102582062B (en) | 2012-03-09 | 2012-03-09 | Air-filling device with build-in air passage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061715.9A CN102582062B (en) | 2012-03-09 | 2012-03-09 | Air-filling device with build-in air passage |
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| Publication Number | Publication Date |
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| CN102582062A CN102582062A (en) | 2012-07-18 |
| CN102582062B true CN102582062B (en) | 2014-01-01 |
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| CN201210061715.9A Active CN102582062B (en) | 2012-03-09 | 2012-03-09 | Air-filling device with build-in air passage |
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| CN109397667B (en) * | 2018-11-26 | 2023-10-13 | 江苏辉河包装机械有限公司 | Stretching mechanism of bottle blowing machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM255786U (en) * | 2004-04-29 | 2005-01-21 | Chia Ming Machinery Co Ltd | Air blowing apparatus for plastic bottle forming machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6221305B1 (en) * | 1998-11-23 | 2001-04-24 | Milacron Inc. | Compression molded neck body with smooth inner wall |
| CN101130274A (en) * | 2006-08-22 | 2008-02-27 | 东莞佳鸿机械制造有限公司 | Device of blow molding machine for drawing and air-blowing for bottle perform |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM255786U (en) * | 2004-04-29 | 2005-01-21 | Chia Ming Machinery Co Ltd | Air blowing apparatus for plastic bottle forming machine |
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