CN2378180Y - Plastic container parison preheating device - Google Patents
Plastic container parison preheating device Download PDFInfo
- Publication number
- CN2378180Y CN2378180Y CN 99217501 CN99217501U CN2378180Y CN 2378180 Y CN2378180 Y CN 2378180Y CN 99217501 CN99217501 CN 99217501 CN 99217501 U CN99217501 U CN 99217501U CN 2378180 Y CN2378180 Y CN 2378180Y
- Authority
- CN
- China
- Prior art keywords
- base
- base pipe
- chain
- plastic containers
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 34
- 239000004033 plastic Substances 0.000 title claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 238000009987 spinning Methods 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to a preheating device for plastic container parisons; a tunnel shield structure is arranged on a machine frame; a parison base for placing the preheating parison is fixed to a chain to do revolution motion; a small sprocket is engaged with a lower chain on the parison base so that the parison does spinning motion; the speed of the spinning is regulated by an auxiliary motor and the speed regulation device. Heating plates are fixedly arranged in a horizontally elliptical orbit; cold air columns are arranged between the heating plates; cooling pipelines are arranged at the position which is a little higher than the parison base. The utility model has the advantages of high thermal efficiency, uniform parison preheating, good quality, the stable sizes of equipment and parison openings, and small ground occupation, which is especially suitable for the preheating of the parisons with thick walls and big opening diameters.
Description
The utility model relates to a kind of plastic containers base pipe preheater.Specifically make the preheating device of the plastic pipe of plastic containers.
The preheating of pipe is the existing important procedure of making plastic containers, and whether abundant the stretch blow operating influence to plastic containers of preheating be very big, for this reason much people to the base pipe preheating carried out big quantity research.Wherein, disclosed self-rotation wheel and the pressing plate that matches or fixedly chain or tooth bar among the Chinese patent CN2261324 " heating apparatus for plastic pipe "; The disclosed soaking roller cooperation that contacts with the soaking friction tape among the Chinese patent CN2190554 " plastic pipe preheater "; And Chinese patent CN2275943 " plastic pipe infrared heater " is disclosed by tooth bar promotion gear or the like, all be provided with the base pipe that is preheated and produce the structure of rotation, the base pipe is evenly heated, but rotation all is to produce by the passive movement of meshing or rubbing, and therefore the rotating speed that revolves round the sun relatively is slow, and revolution is few, unadjustable, cause base pipe heating uniformity poor, to the preheating of the pipe of heavy wall base pipe or large-scale plastic bottle, influence greatly especially.Wherein " plastic pipe infrared heater " also discloses on the chain of conveying mechanism pipe has been installed, bracing frame rotates ringwise around driving wheel and driven pulley, by box partition feed track arranged side by side is divided into heating road and cooling duct, the method for infrared heating pipe to the preheating of base pipe is installed in the both sides in heating road.This method pipe preheating overall performance effect is better, and pipe is heated evenly, and annular has steadily guaranteed the stretch blow quality.But it is big that its cooling duct occupies the space, relatively poor with the fan coolling effect, equally to the preheating bad adaptability of the pipe of heavy wall base pipe or large-scale plastic bottle.
The utility model is intended to avoid the deficiency of prior art existence and a kind of thermal efficiency height is provided, and rotation can be regulated, air blast cooling, homogeneous heating, the plastic containers base pipe preheater that floor space is little.
The utility model realizes that with following method described plastic containers base pipe preheater comprises frame, tunnel cover, heater, cooling device, base base, the last chain that can do circulatory motion, ventilation duct, main motor and speed change gear thereof.Wherein tunnel cover, heater, cooling device and main motor and speed change gear thereof are fixed on the frame.The base base is fixed on the chain.Cooling device connects ventilation duct.In the tunnel cover, be provided with around tunnel cover central axis and form the last chain that horizontal annular gets on the right track, last chain and active upper sprocket wheel are meshed with upper sprocket wheel on the bearing that is arranged on frame, and the active upper sprocket wheel matches with main motor by speed change gear.In the middle of the chain horizontal annular that is arranged at heater gets on the right track.Cover one side in tunnel is provided with the opening that allows the base pipe to go out, go into.Also be fixed with auxiliary-motor and arrangements for speed regulation thereof on the frame, in the tunnel cover around tunnel cover central axis, be provided with the lower chain that forms the horizontal annular lower railway, lower chain and lower sprocket initiatively and the lower sprocket that is arranged on the bearing block of frame are meshed, and initiatively lower sprocket matches with auxiliary-motor by arrangements for speed regulation.
The utility model can also be realized with following scheme, described plastic containers base pipe preheater is provided with at least two intermeshing rotating shafts on the base base, heated base pipe can be placed in the rotating shaft upper end, is fixed with minor sprocket under the rotating shaft, and minor sprocket is located at outside the lower chain and with lower chain and is meshed.Also can be on rotating shaft end device base pipe exclusive clamps, the heated base pipe of base pipe exclusive clamps upper ends.
Described cooling device be arranged between the heater the cold wind post or by the cold wind post be installed on the horizontal annular inboard cold air duct that gets on the right track and form.
Above-mentioned cold wind post uprightly is configured between the heating plate, is fixed on the frame bottom, and the cold wind post is the polygonal column structure of hollow, and closedtop closes on the polygonal column, vertically has the ventilation slit on each cylinder, and inlet is connected with ventilation duct at the bottom of the post.
In the horizontal annular inboard of getting on the right track, get on the right track along horizontal annular, be provided with cold air duct a little more than base base place, the cold air duct level has the ventilation slit, and the cold air duct inlet is connected with ventilation duct.
Heater is an infrared heating pipe, and it is fixed on the heating plate, and heating plate is provided with two at least, and heating plate gets on the right track perpendicular to horizontal annular and along the configuration of tunnel cover central axis, vertically is fixed on the framework soleplate.Can respectively establish a heating plate in cold wind post both sides, every heating plate two sides are provided with two groups of heating tubes.
The utility model has following advantage compared to existing technology: adopt tunnel cover semitight structure and establishes the heating tube heating on tunnel cover central axis, reflecting plate is established in cover inboard, tunnel, makes this preheater thermal efficiency height, heat loss few.Base pipe operation except that the parallel ellipse in last chain formation gets on the right track revolve round the sun, also the parallel oval lower railway that constitutes by minor sprocket engagement lower chain carries out rotation, by the speed of service that arrangements for speed regulation could initiatively drive and regulate lower chain, impel base pipe heating uniformity good with auxiliary-motor.Adopt cold wind post cooling base pipe and adopt cold air duct to cool off the forced cooling method of base seat and pipe mouth, make base base and base pipe mouth of pipe dimensional stability good, operate steadily, guaranteed preheating base pipe quality and saved floor space, be specially adapted to the preheating of heavy wall or large-scale plastic containers pipe.
The accompanying drawing drawing is described as follows:
Fig. 1 is the utility model general structure front view;
Fig. 2 is the A-A vertical view of Fig. 1;
Fig. 3 is the side view of Fig. 1, comprising the schematic diagram of common and heavy wall, two kinds of plastic blank pipes uses of heavy caliber;
Fig. 4 is the structural representation of base base;
Fig. 5 cold wind post perspective view.
Describe in detail below in conjunction with the accompanying drawing illustrated embodiment, Fig. 1, Fig. 2, Figure 3 shows that the general structure three-view diagram of plastic containers base pipe preheater, the preheater outer cover is designed to tunnel-like and prevents that heat scatters and disappears, the tunnel cover is fixed on the frame 1, the one side have the base pipe into and out of the opening 21 of tunnel cover so that operation.Cooperate heating not establish independent cooling duct in the tunnel cover 2, only establish cooling device 4, not only accelerated the speed of service but also saved heat, dwindled floor space.
In order to make the preheating of base pipe get more even, have lower chain 72 at central axis 23, lower chain 72 motions constitute horizontal ellipse shape lower railway 10, lower chain 72 1 ends and lower sprocket 73 engagements, lower sprocket 73 is slidingly arranged on the bearing that is fixed on the frame 1, and present embodiment is that lower sprocket 73 is enclosed within on the outer surface of speed change gear 61 slidably; Lower chain 72 other ends and initiatively lower sprocket 74 engagements, initiatively lower sprocket 74 cooperates arrangements for speed regulation 71 and controlled by it, and arrangements for speed regulation 71 link to each other with auxiliary-motor 7.By main motor 6 and auxiliary-motor 7 drive respectively chain 62 and lower chain 72 horizontal annular get on the right track 9 and horizontal annular lower railway 10 on motion, see Fig. 1,2.
Last chain is fixed with a plurality of base bases 5 on 62 sides, on base base 5, be provided with at least two intermeshing rotating shafts 52, heated base pipe can be placed in rotating shaft 52 upper ends, is fixed with minor sprocket 53 52 times at a rotating shaft, and minor sprocket 53 is located at outside the lower chain 72 and with lower chain 72 and is meshed.End device has base pipe exclusive clamps 51 on the rotating shaft 52, and heated base pipe can be placed in base pipe exclusive clamps 51 upper ends.Base pipe exclusive clamps 51 meshes lower chains 72 on horizontal ellipse shape track " rotation " by rotating shaft 52 on one side with the base pipe that is preheated, on one side with last chain 62 along horizontal ellipse 9 operations of getting on the right track, be called " revolution ", the base pipe is by evenly preheating, and the structure of base base 5, rotating shaft 52 and base pipe exclusive clamps 51 is seen Fig. 4.Heated base pipe can directly be positioned on the rotating shaft 52, also can match with base pipe exclusive clamps 51, and multiple base pipe exclusive clamps 51 sizes are by different base pipe size design, as the visible Fig. 3 of heavy caliber base pipe or Fig. 4.Base base 5 and be mated device with the matching relationship of base pipe, all has mature technology for reference, is not described further herein.
Set heater 3 is tabular, along tunnel cover 2 central axis 23 and perpendicular to horizontal rail 9 configuration of last chain 62, be fixed on vertically on frame 1 base plate, a heating plate 31 is respectively established in cover 2 positive both sides, center in tunnel, and every heating plate 31 two sides are provided with two groups of heating tubes, totally eight groups of heating tubes, heating tube uses infrared ray heating tube, because the heat that is produced is before process base pipe, heat all can be used for preheating base pipe, does not externally have direct heat to scatter and disappear.On getting on the right track tunnel cover 2 two sides inwalls between 9, tunnel cover 2 and horizontal ellipse shape also be provided with reflecting plate 8, to make full use of hot line by by the waste heat behind the base pipe.
Because during heating base pipe, base base 5, rotating shaft 52 and base pipe exclusive clamps 51 and the base pipe mouth of pipe that is preheated also are heated, easily produce dimensional discrepancy, can influence the reliability of machine operation or drawing and blowing plastic container when serious, for this reason between heating tube and base base 5, get on the right track along ellipse and 9 cold air duct 41 to be set a little more than base base 5 places, there is shield to block the direct irradiation of hot line above, vertically have level ventilation slit 43 along cold air duct 41 below, cold air duct 41 is connected with ventilation duct, send into cold wind, present embodiment ventilation intake and ventilation duct be not expression in the drawings all.Cold wind blows to above-mentioned each position, makes the part cooling that does not need preheating, guarantees that the base mouth of pipe is indeformable, guarantees that also each equipment size is stable, and machine operation steadily, reliably.On the other hand, because 3 preheating speeds are fast for this base pipe heater, the base pipe is when preheating, base tube outer surface temperature is higher and the internal layer temperature is lower, to produce the outer surface irregular superheating phenomenon that is heated, thus special at the center of tunnel central axis 23, i.e. horizontal annular ellipse 9 centers of getting on the right track, cold wind post 42 is set, see Fig. 1,2, cold wind post 42 is the polygonal column structure of hollow, as this routine hexagonal cylindricality, closedtop closes on the hexagon prism, all have ventilation slit 43 on each cylinder, also can have ventilation slit 43 on the incline of cold wind post 42 certainly, inlet is communicated with ventilation duct at the bottom of the post, send into cold wind, cold wind post 42 structures are seen Fig. 5, and this structure is over against three cylinder slits of base pipe, and middle slit plays main cooling effect, the slit on inclined-plane, both sides rises pre-cooled and the cooling cushioning effect, good cooling results.The inlet of set cold air duct 41 and cold wind post 42 all links to each other with ventilation duct, sends into cold wind.The set lower railway of regulating rotating speed of present embodiment is from rotation structure and cooling device, and is good especially to the pre-heat effect of heavy wall or large-bore plastics pipe, demonstrates the installation diagram of large and small two kinds of bore plastic tubes among Fig. 3.
Concrete warm-up operation is at first at tunnel cover 2 inlets 21 places, the base pipe to be inserted base pipe exclusive clamps 51.After the start, main motor 6 drive speed change gears 61 engagements go up chain 62 and make base base 5 fixing on the last chain 62 with on chain 62 get on the right track horizontal ellipse shape and turn round on 9, the base pipe carries out " revolution "; End that present embodiment is set and lower sprocket 73 engagements, the lower chain of the other end and arrangements for speed regulation 71 engagements, under auxiliary-motor 7 that is provided with and arrangements for speed regulation 71 effects thereof, motion on horizontal ellipse lower railway 10, the minor sprocket 53 of rotating shaft 52 on the base base 5, be meshed with lower chain 72 outsides, be stuck in lower chain 72 and make base pipe passive " rotation ".When first heating plate 31 of base pipe process, heated up, surface temperature raises and raises faster than internal temperature, preheated one-section after the time by way of cold wind post 42, the cold wind that three cylinder ventilation slits 43 blow out on the cold wind post 42 descends base tube-surface temperature, through precooling-cooling-warm down sequence, base tube-surface and internal temperature are tended to balance being higher than under the inlet base pipe temperature, and then through after infrared hot plate 31 heating, improve base pipe preheat temperature once more.Base Guan Jing is heating and cooling repeatedly several times, and temperature progressively raises, but the surface of base pipe and internal temperature difference are very little, can reach the specification requirement of preheating base pipe after rotating a circle.Arrive tunnel cover 2 outlets 21 o'clock, plastic containers base pipe artificial or that use machinery that preheating is finished takes out, and sends into the stretch blow operation at once and draws plastic containers.
Claims (9)
1, a kind of plastic containers base pipe preheater, comprise frame (1), tunnel cover (2), heater (3), cooling device (4), base base (5), can make the last chain (62) of circulatory motion, ventilation duct, main motor (6) and speed change gear (61) thereof, tunnel cover (2) wherein, heater (3), cooling device (4) and main motor (6) and speed change gear (61) thereof are fixed on the frame (1), base base (5) is fixed on the chain (62), cooling device connects ventilation duct, in the tunnel cover (2) of tunnel cover (2) central axis (23), be provided with and form the get on the right track last chain (62) of (9) of horizontal annular, last chain (62) and upper sprocket wheel (64) initiatively and the upper sprocket wheel (63) that is arranged on the bearing of frame (1) are meshed, initiatively upper sprocket wheel (64) matches with main motor (6) by speed change gear (61), chain (62) horizontal annular that is arranged at heater (3) gets on the right track in the middle of (9), it is characterized in that cover (2) one sides in tunnel are provided with permission base pipe and go out, the opening of going into (21), also be fixed with auxiliary-motor (7) and arrangements for speed regulation (71) thereof on the frame (1), in tunnel cover (2), be provided with the lower chain (72) that forms horizontal annular lower railway (10) around tunnel cover (2) central axis (23), lower chain (72) and lower sprocket (74) initiatively and the lower sprocket (73) that is arranged on the bearing block of frame (1) are meshed, and active lower sprocket (74) matches with auxiliary-motor (7) by arrangements for speed regulation (71).
2, the plastic containers base pipe preheater according to claim 1, it is characterized in that base base (5) upward is provided with at least two intermeshing rotating shafts (52), heated base pipe can be placed in rotating shaft (52) upper end, be fixed with minor sprocket (53) under the rotating shaft (52), minor sprocket (53) is located at outside the lower chain (72) and with lower chain (72) and is meshed.
3, the plastic containers base pipe preheater according to claim 1 is characterized in that rotating shaft (52) goes up end device base pipe exclusive clamps (51) is arranged, and heated base pipe can be placed in base pipe exclusive clamps (51) upper end.
4, the plastic containers base pipe preheater according to claim 1 is characterized in that described cooling device (4) is for being arranged at the cold wind post (42) between the heater (3).
5, the plastic containers base pipe preheater according to claim 4, it is characterized in that described cold wind post (42) uprightly is configured between the heating plate (31), be fixed on frame (1) bottom, cold wind post (42) is the polygonal column structure of hollow, closedtop closes on the polygonal column, vertically have ventilation slit (43) on each cylinder, inlet is connected with ventilation duct at the bottom of the post.
6, the plastic containers base pipe preheater according to claim 1 is characterized in that described cooling device is by cold wind post (42) be installed on horizontal annular (9) the inboard cold air duct (41) that gets on the right track and form.
7, the plastic containers base pipe preheater according to claim 1, (9) inboard is characterized in that getting on the right track in horizontal annular, along horizontal annular get on the right track (9), locating to be provided with cold air duct (41) a little more than base base (5), cold air duct (41) level has ventilation slit (43), and cold air duct (41) inlet is connected with ventilation duct.
8, the plastic containers base pipe preheater according to claim 1, it is characterized in that heater (3) is an infrared heating pipe, it is fixed on the heating plate (31), heating plate (31) is provided with two at least, heating plate (31) gets on the right track (9) perpendicular to horizontal annular and along tunnel cover (2) central axis (23) configuration, vertically is fixed on frame (1) base plate.
9, described according to Claim 8 plastic containers base pipe preheater is characterized in that cold wind post (42) both sides respectively establish a heating plate (31), and every heating plate (31) two sides are provided with two groups of heating tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99217501 CN2378180Y (en) | 1999-08-02 | 1999-08-02 | Plastic container parison preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99217501 CN2378180Y (en) | 1999-08-02 | 1999-08-02 | Plastic container parison preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2378180Y true CN2378180Y (en) | 2000-05-17 |
Family
ID=34008902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99217501 Expired - Fee Related CN2378180Y (en) | 1999-08-02 | 1999-08-02 | Plastic container parison preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2378180Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190605A (en) * | 2014-08-27 | 2014-12-10 | 深圳市新嘉拓自动化技术有限公司 | Infrared drying oven and infrared heating devices with hot air nozzles |
| CN109940861A (en) * | 2019-03-19 | 2019-06-28 | 江苏新美星包装机械股份有限公司 | A kind of bottle base heating device and heating means |
-
1999
- 1999-08-02 CN CN 99217501 patent/CN2378180Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190605A (en) * | 2014-08-27 | 2014-12-10 | 深圳市新嘉拓自动化技术有限公司 | Infrared drying oven and infrared heating devices with hot air nozzles |
| CN104190605B (en) * | 2014-08-27 | 2016-05-25 | 深圳市新嘉拓自动化技术有限公司 | IR bake and the infrared heating device with hot blast nozzle |
| CN109940861A (en) * | 2019-03-19 | 2019-06-28 | 江苏新美星包装机械股份有限公司 | A kind of bottle base heating device and heating means |
| CN109940861B (en) * | 2019-03-19 | 2022-04-19 | 江苏新美星包装机械股份有限公司 | Bottle blank heating device and heating method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102515485A (en) | Full-automatic duplex tube glass bottle-making machine | |
| CN2378180Y (en) | Plastic container parison preheating device | |
| CN107698134A (en) | A kind of continuous multistation glass feeding bottle song body forming machine | |
| CN221138918U (en) | Steam label shrinking machine | |
| CN208964782U (en) | A kind of low temperature eddy flow turntable material desiccation machine | |
| CN2354909Y (en) | Climbing bottle arranging apparatus | |
| CN2396953Y (en) | Active automatic revolving iodine-tungsten lamp heater for plastic pipe blank | |
| CN2611131Y (en) | Multiple annular channel means for heating plastic tube blank | |
| CN2380376Y (en) | Pipe blank active self-rotating heater | |
| CN2357903Y (en) | Infrared heater for plastic pipe blank | |
| CN2275943Y (en) | Infrared heater for heating plastic pipe parison | |
| CN2394773Y (en) | Divided section heater for plastic tube blank | |
| CN2422122Y (en) | Rotary heater for heating polyester bottle blank | |
| CN2445901Y (en) | Zone external edge side heater for plastic tube billet | |
| CN109531898A (en) | A kind of Three Degree Of Freedom sealing drum heating device of rotomoulding forming | |
| CN106891507A (en) | Bottle parison heating conveyer | |
| CN202318693U (en) | Double working position rotational molding shaping device | |
| CN2261324Y (en) | Plastic pipe heating apparatus | |
| CN106144375A (en) | A kind of material storehouse of nuclear power evaporator U-tube charging tray | |
| CN2356988Y (en) | Pushing type bottle arranging machine | |
| CN222490795U (en) | A DTS non-scaling pipeline processing equipment | |
| CN201020846Y (en) | Upper and lower rotation type plastic bottle tube heater | |
| CN2222602Y (en) | Caterpillar circulation rotation type far infrared bottle parison heater | |
| CN223324411U (en) | Oil conditioner | |
| CN2311351Y (en) | Plastic tube parison infrared preheating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |