CN104029379B - A kind of two-tube plastics pipe-expanding machine - Google Patents
A kind of two-tube plastics pipe-expanding machine Download PDFInfo
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- CN104029379B CN104029379B CN201410295719.2A CN201410295719A CN104029379B CN 104029379 B CN104029379 B CN 104029379B CN 201410295719 A CN201410295719 A CN 201410295719A CN 104029379 B CN104029379 B CN 104029379B
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Abstract
The present invention relates to a kind of two-tube plastics pipe-expanding machine, including fuselage and head, fuselage is connected with electrical control group respectively with head, fuselage is sequentially provided with charging, heating and enlarging station, described charging, heating pass sequentially through sprocket wheel transporter with enlarging station and are connected, uniformly arrange and move material station seat in the outside of sprocket wheel transporter, described feed station deposits pipe group, hopper, feeding regulating device and proportioner equipped with charging, equipped with lower tube device and upper hold down gag on described heating station, equipped with lower material-supporting device on described enlarging station；Being sequentially provided with traction apparatus, heating furnace and flare forming apparatus on head, wherein, traction apparatus and feed station align, and heating furnace and heating station align, and flare forming apparatus and enlarging station align。Plastic pipe can be carried out enlarging by Automated condtrol by the present invention, the shape conformance with standard of tubing after improving enlarging efficiency and ensureing enlarging。
Description
Technical field
The present invention relates to field of plastics processing, particularly a kind of two-tube plastics pipe-expanding machine。
Technical background
The kind of plastics pipe-expanding machine on the market is little, highly intelligentized just less, and often shape after enlarging can not meet the requirements when again the tubing of some larger caliber being carried out enlarging, percent defective is significantly high, cause great unnecessary waste, in order to after improve enlarging, the shape design highly intelligentized pipe-expanding machine of one of tubing is just particularly important, utilize and in the process of tubing enlarging, tubing is pressurizeed, the shape making tubing fits with mould more, it is ensured that the shape of tubing more conforms to requirement。
Summary of the invention
The technical issues that need to address of the present invention are, by Automated condtrol, plastic pipe is carried out enlarging, the shape conformance with standard of tubing after improving enlarging efficiency and ensureing enlarging；A kind of two-tube plastics pipe-expanding machine is provided。
For solving above-mentioned technical problem, the structure of the present invention includes fuselage and head, fuselage is connected with electrical control group respectively with head, fuselage is sequentially provided with charging, heating and enlarging station, described charging, heating pass sequentially through sprocket wheel transporter with enlarging station and are connected, uniformly arrange and move material station seat in the outside of sprocket wheel transporter, described feed station deposits pipe group, hopper, feeding regulating device and proportioner equipped with charging, equipped with lower tube device and upper hold down gag on described heating station, equipped with lower material-supporting device on described enlarging station；Being sequentially provided with traction apparatus, heating furnace and flare forming apparatus on head, wherein, traction apparatus and feed station align, and heating furnace and heating station align, and flare forming apparatus and enlarging station align。
Described electrical control group includes PLC, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, moves pipe motor, conveying motor, fuel tap and oil pump；Wherein, head, traction apparatus and flare forming apparatus are respectively provided with photoswitch, lower tube device, heating furnace and traction apparatus are respectively provided with magnetic switch, equipped with travel switch on flare forming apparatus, being respectively provided with proximity switch on flare forming apparatus and shifting pipe motor, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, shifting pipe motor, conveying motor, fuel tap are connected with PLC respectively with oil pump。
Further: in described feed station, level is provided with two chargings and deposits pipe group, charging is deposited pipe group and is positioned at the top of hopper and feeding regulating device, described charging is deposited pipe group and is included the first cylinder, the first angle steel and the second angle steel, first angle steel and the second angle steel are rotatably connected, first angle steel is fixedly connected on fuselage, and the first cylinder and the second angle steel are connected。
Further: described feeding regulating device includes the second cylinder, push rod and the translation plates being vertically arranged, and translation plates is positioned at the left side of hopper, the second cylinder is by push rod and translation plates level connection joint。
Further: described proportioner is positioned at the underface of hopper and feeding regulating device, proportioner is ined succession formed by distribution plate and the first motor, uniformly arranging on the excircle of distribution plate four and distribute sheets, distribution plate all offers groove with corresponding position on distribution sheet。
Further: described traction apparatus includes guided plate, traction wheels and arrangement for adjusting height, guided plate is movably arranged on head, traction wheels are arranged on guided plate, arrangement for adjusting height is arranged on the lower section of guided plate, photoswitch is arranged on guided plate, magnetic switch is arranged on traction wheels, moves pipe motor and is connected with traction wheels。
Further: described heating furnace includes heating furnace body, heating furnace sliding seat and heating furnace track base, and heating furnace track base is horizontally set on head, heating furnace body is connected with heating furnace track base by heating furnace sliding seat, heating furnace body and advance cylinders。
Further: described flare forming apparatus includes enlarging traction wheels, clamping device, mould installing rack, mould, pressure measuring cylinder device, mould bases sliding seat, guide rail axle bed and oil cylinder group, upper enlarging traction wheels and guide rail axle bed are arranged on head, mould installing rack is connected on guide rail axle bed by mould bases sliding seat, mould is arranged on mould bases sliding seat, pressure measuring cylinder device is movably connected in the outside of mould, mould bases sliding seat is connected with oil cylinder group, photoswitch and travel switch are separately mounted on mould installing rack, and proximity switch is arranged in oil cylinder group。
Further: described upper hold down gag is positioned at the surface of lower tube device, upper hold down gag is to be connected to form by the 3rd cylinder and pressing plate, and the bottom of pressing plate is provided with roller, and tube motor is connected with lower tube device。
After adopting said structure, plastic pipe can not only be carried out enlarging by Automated condtrol by the present invention, the shape conformance with standard of tubing after improving enlarging efficiency and ensureing enlarging；And tubing can be made to rotate in the process of heating tubing, make tubing be uniformly heated, improve its efficiency of heating surface；And tubing is pressurizeed by the design in the process of enlarging, it is ensured that after enlarging, the shape of tubing meets the requirements, improve the shape of product。
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation。
Fig. 1 is the left view structural representation of the present invention。
Fig. 2 is the right TV structure schematic diagram of the present invention。
Fig. 3 is the main TV structure schematic diagram of the present invention。
Fig. 4 is the structural representation that pipe group is deposited in charging。
Fig. 5 is the structural representation of feeding regulating device。
Fig. 6 is the structural representation of proportioner device。
Fig. 7 is the structural representation of upper hold down gag。
In figure: 1 is fuselage, 2 is head, 2-1 is traction apparatus, 2-2 is heating furnace, 2-3 is flare forming apparatus, 1-1-1 is that pipe group is deposited in charging, 1-1-2 is hopper, 1-1-3 is feeding regulating device, 1-1-4 is proportioner, 1-2-1 is lower tube device, 1-2-2 is upper hold down gag, 1-3-1 is lower material-supporting device, 2-1-1 is guided plate, 2-1-2 is traction wheels, 2-1-3 is arrangement for adjusting height, 2-2-1 is heating furnace body, 2-2-2 is heating furnace sliding seat, 2-2-3 is heating furnace track base, 2-3-1 is upper enlarging traction wheels, 2-3-2 is clamping device, 2-3-3 is mould installing rack, 2-3-4 is mould, 2-3-5 is pressure measuring cylinder device, 2-3-6 mould bases sliding seat, 2-3-7 is guide rail axle bed, 2-3-8 is oil cylinder group, 1-1-1-1 is the first cylinder, 1-1-1-2 is the first angle steel, 1-1-1-3 is the second angle steel, 1-1-3-1 is push rod, 1-1-3-2 is translation plates, 1-1-4-1 is distribution plate, 1-1-4-2 is distribution sheet, 1-2-2-1 is the 3rd cylinder, 1-2-2-2 is pressing plate, 1-2-2-3 roller
Detailed description of the invention
Such as Fig. 1, the two-tube plastics pipe-expanding machine of one shown in Fig. 2 and Fig. 3, including fuselage 1 and head 2, fuselage 1 is connected with electrical control group respectively with head 2, fuselage 1 is sequentially provided with charging, heating and enlarging station, described charging, heating passes sequentially through sprocket wheel transporter with enlarging station and is connected, uniformly arrange shifting material station seat 1-2-3 in the outside of sprocket wheel transporter, described feed station deposits pipe group 1-1-1 equipped with charging, hopper 1-1-2, feeding regulating device 1-1-3 and proportioner 1-1-4, equipped with lower tube device 1-2-1 and upper hold down gag 1-2-2 on described heating station, equipped with lower material-supporting device 1-3-1 on described enlarging station；Being sequentially provided with traction apparatus 2-1, heating furnace 2-2 and flare forming apparatus 2-3 on head 2, wherein, traction apparatus 2-1 and feed station align, and heating furnace 2-2 and heating station align, and flare forming apparatus 2-3 and enlarging station align。First tubing is delivered to charging during work and deposits in pipe group 1-1-1, then the tubing according to different bores controls feeding regulating device 1-1-3, depositing pipe group 1-1-1 by startup charging makes tubing fall in proportioner 1-1-4 from the gap between feeding regulating device 1-1-3 and proportioner 1-1-4, start proportioner 1-1-4 and tubing is delivered on shifting material station seat 1-2-3, starting traction apparatus 2-1 makes tubing travel forward, then start sprocket wheel transporter and tubing is delivered to heating station from feed station, subsequently starting heating furnace 2-2 utilizes heating furnace 2-2 that tubing is heated, start lower tube device 1-2-1 and upper hold down gag 1-2-2 makes tubing can rotate in heating process simultaneously, tubing is made to heat more uniform, improve its efficiency of heating surface；Heating furnace 2-2, lower tube device 1-2-1 and upper hold down gag 1-2-2 is closed after heating, and by starting sprocket wheel transporter, tubing is delivered to the lower material-supporting device 1-3-1 of enlarging station from heating station, finally start flare forming apparatus 2-3 and tubing is carried out enlarging。Plastic pipe can not only be carried out automatization's enlarging by electrical control group by the present invention, the shape conformance with standard of tubing after improving enlarging efficiency and ensureing enlarging；And tubing can be made to rotate in the process of heating tubing, make tubing be uniformly heated, improve its efficiency of heating surface。
Described electrical control group includes PLC, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, moves pipe motor, conveying motor, fuel tap and oil pump；Wherein, head 2, traction apparatus 2-1 and flare forming apparatus 2-3 are respectively provided with photoswitch, lower tube device 1-2-1, heating furnace 2-2 and traction apparatus 2-1 are respectively provided with magnetic switch, equipped with travel switch on flare forming apparatus 2-3, being respectively provided with proximity switch on flare forming apparatus 2-3 and shifting pipe motor, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, shifting pipe motor, conveying motor, fuel tap are connected with PLC respectively with oil pump。The design is controlled photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor by PLC, is moved pipe motor, conveying motor, fuel tap and oil pump, thus accurately utilizing traction apparatus 2-1, heating furnace 2-2 and flare forming apparatus 2-3 that tubing is processed transport, after making enlarging, the shape of tubing more conforms to standard, improves the quality of product。
In feed station as shown in Figure 4, level is provided with two chargings and deposits pipe group 1-1-1, charging is deposited pipe group 1-1-1 and is positioned at hopper 1-1-2 and the top of feeding regulating device 1-1-3, described charging is deposited pipe group 1-1-1 and is included the first cylinder 1-1-1-1, the first angle steel 1-1-1-2 and the second angle steel 1-1-1-3, first angle steel 1-1-1-2 and the second angle steel 1-1-1-3 is rotatably connected, first angle steel 1-1-1-2 is fixedly connected on fuselage 1, and the first cylinder 1-1-1-1 and the second angle steel 1-1-1-3 is connected。When tubing prevents between the first angle steel 1-1-1-2 and the second angle steel 1-1-1-3, starting the first cylinder 1-1-1-1 makes the second angle steel 1-1-1-3 rotate around the first angle steel 1-1-1-2, so that tubing drops downwards under the effect of self gravitation, enter in proportioner 1-1-4 from the space between hopper 1-1-2 and feeding regulating device 1-1-3。
Feeding regulating device 1-1-3 as shown in Figure 5 includes the second cylinder, push rod 1-1-3-1 and the translation plates 1-1-3-2, translation plates 1-1-3-2 that are vertically arranged are positioned at the left side of hopper 1-1-2, and the second cylinder is by push rod 1-1-3-1 and translation plates 1-1-3-2 level connection joint。The design can utilize the second cylinder by push rod 1-1-3-1 Level Promoting translation plates 1-1-3-2, the pore size between hopper 1-1-2 and translation plates 1-1-3-2 to be adjusted according to the tubing of different bores, so that the tubing of various bore can normal through carrying out in proportioner 1-1-4。
Proportioner 1-1-4 as shown in Figure 6 is positioned at hopper 1-1-2 and the underface of feeding regulating device 1-1-3, proportioner 1-1-4 is ined succession formed by distribution plate 1-1-4-1 and the first motor, the excircle of distribution plate 1-1-4-1 is uniformly arranged four to distribute sheet 1-1-4-2, distribution plate 1-1-4-1 and distribute corresponding position on sheet 1-1-4-2 and all offer groove。Tubing can be fallen in the groove on distribution sheet 1-1-4-2 under the effect of self gravitation, then passing through startup the first motor makes distribution plate 1-1-4-1 rotate, make tubing enter from the groove of distribution sheet 1-1-4-2 and move material station seat 1-2-3, thus completing sharing out the work to tubing, it is simple to the execution of next procedure。
Traction apparatus as shown in Figure 2 includes guided plate 2-1-1, traction wheels 2-1-2 and arrangement for adjusting height 2-1-3, guided plate 2-1-1 is movably arranged on head 2, traction wheels 2-1-2 is arranged on guided plate 2-1-1, arrangement for adjusting height 2-1-3 is arranged on the lower section of guided plate 2-1-1, photoswitch is arranged on guided plate 2-1-1, magnetic switch is arranged on traction wheels 2-1-2, moves pipe motor and is connected with traction wheels 2-1-2。When after the shifting material station seat 1-2-3 that tubing enters in feed station, starting arrangement for adjusting height 2-1-3 makes tubing be placed exactly between shifting material station seat 1-2-3 and traction wheels 2-1-2, start move pipe motor makes its band traction wheels 2-1-2 rotate, tubing traction wheels 2-1-2 drive under can travel forward make tube head stretch out be easy to ensuing heating and enlarging work。
Upper hold down gag 1-2-2 as shown in Figure 7 is positioned at the surface of lower tube device 1-2-1, upper hold down gag 1-2-2 is connected to form by the 3rd cylinder 1-2-2-1 and pressing plate 1-2-2-2, the bottom of pressing plate 1-2-2-2 is provided with roller 1-2-2-3, and tube motor is connected with lower tube device 1-2-1。It is arranged in the tubing moving material station seat 1-2-3 to enter after heating station from feed station under the drive of sprocket wheel transporter, starting the 3rd cylinder 1-2-2-1 makes it move downward with pressing plate 1-2-2-2, the roller 1-2-2-3 below pressing plate 1-2-2-2 is utilized to expect that tubing is realized compressing by coordinating of station seat 1-2-3 with moving, then starting tube motor makes it utilize the cylinder in lower tube device 1-2-1 to rotate with tubing, so that tubing is uniformly heated in the process of heating, improve the efficiency of heating surface of the design。
Heating furnace 2-2 as shown in Figure 2 includes heating furnace body 2-2-1, heating furnace sliding seat 2-2-2 and heating furnace track base 2-2-3, heating furnace track base 2-2-3 is horizontally set on head 2, heating furnace body 2-2-1 is connected with heating furnace track base 2-2-3 by heating furnace sliding seat 2-2-2, heating furnace body 2-2-1 and advance cylinders。Before tubing enters and starts after heating station, inlet casing makes heating furnace body 2-2-1 be travelled forward along heating furnace track base 2-2-3 by heating furnace sliding seat 2-2-2, make tube head enter heating furnace body 2-2-1 to be heated, the design, by the tubing after heating is carried out enlarging, improves its enlarging efficiency。
Flare forming apparatus 2-3 as shown in Figure 2 includes enlarging traction wheels 2-3-1, clamping device 2-3-2, mould installing rack 2-3-3, mould 2-3-4, pressure measuring cylinder device 2-3-5, mould bases sliding seat 2-3-6, guide rail axle bed 2-3-7 and oil cylinder group 2-3-8, upper enlarging traction wheels 2-3-1 and guide rail axle bed 2-3-7 is arranged on head 2, mould installing rack 2-3-3 is connected on guide rail axle bed 2-3-7 by mould bases sliding seat 2-3-6, mould 2-3-4 is arranged on mould bases sliding seat 2-3-6, pressure measuring cylinder device 2-3-5 is movably connected in the outside of mould 2-3-4, mould bases sliding seat 2-3-6 is connected with oil cylinder group 2-3-8, photoswitch and travel switch are separately mounted on mould installing rack 2-3-3, proximity switch is arranged on oil cylinder group 2-3-8。When tubing is conveyed into the lower material-supporting device 1-3-1 enlarging station at sprocket wheel transporter from heating station, start traction wheels 2-3-1 and tubing is fed forward in entrance pressure measuring cylinder device 2-3-5, then pass through clamping device 2-3-2 and tubing is realized clamp operation, preventing tubing to be moved in flaring process causes enlarging place to deform, after tubing is realized clamp operation, starting oil cylinder group 2-3-8 makes mould installing rack 2-3-3 with mould 2-3-4 by mould bases sliding seat 2-3-6, travel forward along guide rail axle bed 2-3-7, the mould 2-3-4 tubing being pointed in pressure measuring cylinder device 2-3-5 is utilized to carry out enlarging, after mould 2-3-4 enters tube head, start pressure measuring cylinder device 2-3-5 tubing is pressurizeed, tubing is pressurizeed by the design in the process to tubing enlarging, the pipe geometry after enlarging is made to more conform to standard, improve the quality of product。
Although the foregoing describing the specific embodiment of the present invention; but those skilled in the art are to be understood that; these are merely illustrative of; present embodiment can be made various changes or modifications; without departing from principles of the invention and essence, protection scope of the present invention is only limited by the claims that follow。
Claims (7)
1. a two-tube plastics pipe-expanding machine, including fuselage (1) and head (2), fuselage (1) is connected with electrical control group respectively with head (2), fuselage is sequentially provided with charging on (1), heating and enlarging station, described charging, heating passes sequentially through sprocket wheel transporter with enlarging station and is connected, uniformly arrange and move material station seat (1-2-3) in the outside of sprocket wheel transporter, described feed station deposits pipe group (1-1-1) equipped with charging, hopper (1-1-2), feeding regulating device (1-1-3) and proportioner (1-1-4), equipped with lower tube device (1-2-1) and upper hold down gag (1-2-2) on described heating station, equipped with lower material-supporting device (1-3-1) on described enlarging station；Head (2) is sequentially provided with traction apparatus (2-1), heating furnace (2-2) and flare forming apparatus (2-3), wherein, traction apparatus (2-1) and feed station align, heating furnace (2-2) and heating station align, flare forming apparatus (2-3) and enlarging station align
Described electrical control group includes PLC, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, moves pipe motor, conveying motor, fuel tap and oil pump；Wherein, head (2), traction apparatus (2-1) and flare forming apparatus (2-3) are respectively provided with photoswitch, lower tube device (1-2-1), heating furnace (2-2) and traction apparatus (2-1) are respectively provided with magnetic switch, equipped with travel switch on flare forming apparatus (2-3), flare forming apparatus (2-3) and shifting pipe motor are respectively provided with proximity switch, photoswitch, travel switch, magnetic switch, proximity switch, electromagnetic valve, catalyst, converter, tube motor, move pipe motor, conveying motor, fuel tap is connected with PLC respectively with oil pump, it is characterized in that: in described feed station, level is provided with two chargings and deposits pipe group (1-1-1), charging is deposited pipe group (1-1-1) and is positioned at hopper (1-1-2) and the top of feeding regulating device (1-1-3), and described charging is deposited pipe group (1-1-1) and included the first cylinder (1-1-1-1), first angle steel (1-1-1-2) and the second angle steel (1-1-1-3), first angle steel (1-1-1-2) is rotatably connected with the second angle steel (1-1-1-3), first angle steel (1-1-1-2) is fixedly connected on fuselage (1), and the first cylinder (1-1-1-1) is connected with the second angle steel (1-1-1-3)。
2. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described feeding regulating device (1-1-3) includes the second cylinder, push rod (1-1-3-1) and the translation plates (1-1-3-2) being vertically arranged, translation plates (1-1-3-2) is positioned at the left side of hopper (1-1-2), and the second cylinder is by push rod (1-1-3-1) and translation plates (1-1-3-2) level connection joint。
3. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described proportioner (1-1-4) is positioned at hopper (1-1-2) and the underface of feeding regulating device (1-1-3), proportioner (1-1-4) is ined succession formed by distribution plate (1-1-4-1) and the first motor, uniformly arranging on the excircle of distribution plate (1-1-4-1) four and distribute sheet (1-1-4-2), distribution plate (1-1-4-1) and the upper corresponding position of distribution sheet (1-1-4-2) all offer groove。
4. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described traction apparatus includes guided plate (2-1-1), traction wheels (2-1-2) and arrangement for adjusting height (2-1-3), guided plate (2-1-1) is movably arranged on head (2), traction wheels (2-1-2) is arranged on guided plate (2-1-1), arrangement for adjusting height (2-1-3) is arranged on the lower section of guided plate (2-1-1), photoswitch is arranged on guided plate (2-1-1), magnetic switch is arranged in traction wheels (2-1-2), move pipe motor to be connected with traction wheels (2-1-2)。
5. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described heating furnace (2-2) includes heating furnace body (2-2-1), heating furnace sliding seat (2-2-2) and heating furnace track base (2-2-3), heating furnace track base (2-2-3) is horizontally set on head (2), heating furnace body (2-2-1) is connected with heating furnace track base (2-2-3) by heating furnace sliding seat (2-2-2), heating furnace body (2-2-1) and advance cylinders。
6. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described flare forming apparatus (2-3) includes enlarging traction wheels (2-3-1), clamping device (2-3-2), mould installing rack (2-3-3), mould (2-3-4), pressure measuring cylinder device (2-3-5), mould bases sliding seat (2-3-6), guide rail axle bed (2-3-7) and oil cylinder group (2-3-8), upper enlarging traction wheels (2-3-1) and guide rail axle bed (2-3-7) are arranged on head (2), mould installing rack (2-3-3) is connected on guide rail axle bed (2-3-7) by mould bases sliding seat (2-3-6), mould (2-3-4) is arranged on mould bases sliding seat (2-3-6), pressure measuring cylinder device (2-3-5) is movably connected in the outside of mould (2-3-4), mould bases sliding seat (2-3-6) is connected with oil cylinder group (2-3-8), photoswitch and travel switch are separately mounted on mould installing rack (2-3-3), proximity switch is arranged in oil cylinder group (2-3-8)。
7. the two-tube plastics pipe-expanding machine of one according to claim 1, it is characterized in that: described upper hold down gag (1-2-2) is positioned at the surface of lower tube device (1-2-1), upper hold down gag (1-2-2) is to be connected to form by the 3rd cylinder (1-2-2-1) and pressing plate (1-2-2-2), the bottom of pressing plate (1-2-2-2) is provided with roller (1-2-2-3), and tube motor is connected with lower tube device (1-2-1)。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410295719.2A CN104029379B (en) | 2014-06-26 | 2014-06-26 | A kind of two-tube plastics pipe-expanding machine |
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| CN201410295719.2A CN104029379B (en) | 2014-06-26 | 2014-06-26 | A kind of two-tube plastics pipe-expanding machine |
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| CN104029379B true CN104029379B (en) | 2016-06-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106273393B (en) * | 2016-10-09 | 2019-01-29 | 山东高原新材料科技有限公司 | The full-automatic flange system of composite glass steel pipe |
| CN110586780B (en) * | 2018-06-13 | 2024-03-12 | 湖南中财化学建材有限公司 | Automatic flaring machine under line |
| CN109203498A (en) * | 2018-10-31 | 2019-01-15 | 江苏煜宇塑料机械科技有限公司 | A kind of film pipe-expanding machine that can put film automatically |
| CN109466054A (en) * | 2018-12-26 | 2019-03-15 | 江苏煜宇塑料机械科技有限公司 | A kind of PVC-O pipe-expanding machine |
| CN111590870A (en) * | 2020-06-04 | 2020-08-28 | 常州欧普莱机械制造有限公司 | PE surface machining pipe orifice flaring device |
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| US3520047A (en) * | 1965-08-02 | 1970-07-14 | Anger Kunststoff | Method of shaping the end of a pipe of thermoplastic material into a bell |
| US3632732A (en) * | 1968-11-09 | 1972-01-04 | Dynamit Nobel Ag | Method for forming sockets |
| CN2477355Y (en) * | 2001-05-23 | 2002-02-20 | 王志富 | Plastic pipes dilatting machine |
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Effective date of registration: 20181221 Address after: 212300 Zhaofeng Huangtang Science and Technology Pioneering Park, Huangtang Town, Danyang City, Jiangsu Province Patentee after: Jiangsu Yuyu Plastic Machinery Technology Co., Ltd. Address before: 213000 No. 10 Jianye Road, Xuejiazhen, Xinbei District, Changzhou City, Jiangsu Province Patentee before: Mould factory, Changzhou Desheng |