CN104149298A - PTFE pushing machine - Google Patents

PTFE pushing machine Download PDF

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Publication number
CN104149298A
CN104149298A CN201410364434.XA CN201410364434A CN104149298A CN 104149298 A CN104149298 A CN 104149298A CN 201410364434 A CN201410364434 A CN 201410364434A CN 104149298 A CN104149298 A CN 104149298A
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CN
China
Prior art keywords
gear
shaft
rotating shaft
power
extruding machine
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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.)
Granted
Application number
CN201410364434.XA
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Chinese (zh)
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CN104149298B (en
Inventor
吴波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Kun Kun Machinery Co Ltd
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Individual
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Priority to CN201410364434.XA priority Critical patent/CN104149298B/en
Publication of CN104149298A publication Critical patent/CN104149298A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/252Drive or actuation means; Transmission means; Screw supporting means
    • B29C48/2526Direct drives or gear boxes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)

Abstract

The invention discloses a PTFE pushing machine capable of slowly progressing and quickly reversing. The PTFE pushing machine comprises a speed reducer and a main pushing machine body, wherein the speed reducer is characterized in that a first input shaft is rotatably mounted on a box body; the output end of a first power source is connected with the first input shaft in a transmission manner; a second input shaft is rotatably mounted on the box body; the output end of a second power source is connected with the second input shaft in a transmission manner; the first input shaft is connected with the second input shaft through a first gear speed reducing mechanism in a transmission manner on the second input shaft; the first gear speed reducing mechanism is connected with the second input shaft in a clutching manner by means of an electromagnetic clutch, so that a driving torque drives from the first input shaft to the second input shaft in one direction; the second input shaft is connected with a first output shaft through a second gear speed reducing mechanism in a transmission manner and is connected with a second output shaft through a third gear speed reducing mechanism in a transmission manner; the first output shaft and the second output shaft are rotatably mounted on the box body; and each of the first output shaft and the second output shaft is connected with one screw rod in a transmission manner.

Description

PTFE extruding machine
Technical field
The invention belongs to the technical field of PTFE forming materials, specifically relate to a kind of PTFE extruding machine.
Background technology
At present, PTFE extruding machine is mainly used in following field: for the production of PTFE hollow tube; For the production of PTFE high temperature wire, high frequency coaxial line; For generation of PTFE hollow-fibre membrane.
PTFE extruding machine is divided into vertical PTFE extruding machine and horizontal PTFE extruding machine.At present, the PTFE extruding machine of domestic production is vertical PTFE extruding machine, and it adopts turbine and worm decelerator to drive screw mandrel to rotate.The PTFE extruding machine of this structure is produced inconvenient, and the abrasion of worm and gear is larger, and service life is not long.
Turbine and worm decelerator also cannot be used on horizontal PTFE extruding machine.For this reason, developed a kind of horizontal PTFE extruding machine that adopts hydraulic power mechanism to drive abroad.Yet its piston speed of service in crush stroke (extruded material stage) is neglected fast neglecting slowly, causes extruding unstable.
For this reason, be badly in need of the PTFE extruding machine that those skilled in the art provide a kind of horizontal, high accuracy, extrusion stability.
Summary of the invention
The object of this invention is to provide a kind of PTFE extruding machine, it is horizontal type structure, and precision is high, extrusion stability.
The object of the present invention is achieved like this: a kind of PTFE extruding machine, comprise horizontal extruding machine main body and decelerator, described horizontal extruding machine main body comprises that support, cylinder barrel, piston, two rhizoid bars, mobile push pedal, polished rod, mould and hydraulic pressure embraces circle device, cylinder barrel is arranged on support, piston is arranged in cylinder barrel and with cylinder barrel and forms and be sealed and matched, by hydraulic pressure embrace circle device by described die assembly on the front end of cylinder barrel; Described screw mandrel is rotatably connected with respect to support, nut in mobile push pedal matches with screw mandrel, and mobile push pedal and polished rod form and are slidably connected, described decelerator is dual input decelerator, and this dual input decelerator comprises casing, the first power source, the first power shaft, the second power source, the second power shaft, the first gear reduction, the second gear reduction, the 3rd gear reduction, the first output shaft and the second output shaft; Described the first power shaft is assemblied on casing rotationally, and the output of described the first power source and described the first power shaft are in transmission connection; Described the second power shaft is assemblied on casing rotationally, and the output of described the second power source and described the second power shaft are in transmission connection; The first power shaft is in transmission connection by the first gear reduction and the second power shaft; By electromagnetic clutch, the first gear reduction can be connected in clutch with the second power shaft, make driving torque from the first power shaft to the second power shaft single-direction transmission; Described the second power shaft is in transmission connection by the second gear reduction and the first output shaft; Described the second power shaft is in transmission connection by the 3rd gear reduction and the second output shaft; The first output shaft, the second output shaft are all assemblied on casing rotationally, and the first output shaft, the second output shaft each be in transmission connection with a rhizoid bar.
On the basis of such scheme and as the preferred version of such scheme: described the first gear reduction unit is configured to tertiary gear reducing gear, comprises the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the first rotating shaft and the second rotating shaft;
Described the first gear and the first power shaft are connected, and described the second gear and the first rotating shaft are connected, and described the first gear is meshed; The 3rd gear and described the first rotating shaft are connected, and the 4th gear and described the second rotating shaft are connected, and the 4th gear is meshed with described the 3rd gear; The 5th gear and the second rotating shaft are connected, and the 6th gear can radial rotating and is arranged on axially slidably on the second power shaft, and the 6th gear is meshed with the 5th gear; The driven member of electromagnetic clutch is fixedly connected with the 6th gear, and the driving link of electromagnetic clutch and the second power shaft are fixedly connected.
On the basis of such scheme and as the preferred version of such scheme: also comprise transition gear axis mechanism, described transition gear axis mechanism comprises the 3rd rotating shaft and the 9th gear; The 9th gear and the 3rd rotating shaft are connected; Described the 3rd rotating shaft and the second power shaft are in transmission connection; The second gear reduction is all connected with described the 9th gear drive with the 3rd gear reduction, and the second gear reduction and the 3rd gear reduction all cross gear shaft mechanism via this transition and form and be in transmission connection with the second power shaft.
On the basis of such scheme and as the preferred version of such scheme: described the 3rd rotating shaft is connected with octadentate wheel by intermeshing the 7th gear with the second power shaft, and the 7th gear and the second power shaft are connected; Octadentate wheel is connected with described the 3rd rotating shaft.
On the basis of such scheme and as the preferred version of such scheme: the 7th gear and octadentate wheel form deceleration transmission.
On the basis of such scheme and as the preferred version of such scheme: described the second gear reduction comprises the tenth gear, the 11 gear, the 12 gear and the 4th rotating shaft; The tenth gear and the 4th rotating shaft that are meshed with the 9th gear are connected, and the 4th rotating shaft is assemblied on casing rotationally; The 11 gear and the 4th rotating shaft are connected, and the 12 gear and the first output shaft are connected, and described the 11 gear is meshed with the 12 gear.
On the basis of such scheme and as the preferred version of such scheme: described the 9th gear and the tenth gear form deceleration transmission.
On the basis of such scheme and as the preferred version of such scheme: described the 3rd gear reduction comprises the 13 gear, the 14 gear, the 15 gear and the 5th rotating shaft; The 13 gear and the 5th rotating shaft that are meshed with the 9th gear are connected, and the 5th rotating shaft is assemblied on casing rotationally; The 14 gear and the 5th rotating shaft are connected, and the 15 gear and the second output shaft are connected, and described the 14 gear is meshed with the 15 gear.
On the basis of such scheme and as the preferred version of such scheme: described the 9th gear and the 13 gear form deceleration transmission.
On the basis of such scheme and as the preferred version of such scheme: described the first power source is three phase electric machine, described the second power source servomotor.
The present invention compared to existing technology outstanding and useful technique effect is:
1, PTFE extruding machine of the present invention has adopted dual input decelerator, and this decelerator has multi-stage gear slowing-down structure, and output torque is large, makes to push stable, and has the advantages that operating accuracy is high.Dual input decelerator has also adopted the structure of electromagnetic clutch, makes this decelerator can be equipped with two power sources; When the first power source provides source to move this decelerator as moment, output shaft rotation is relatively slow, when the second power source provides source to move this decelerator as moment, output shaft rotation is relatively very fast, thus the job requirement that can realize the F.F. of extruding machine main body, move back slowly.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is dual input reducer structure schematic diagram of the present invention.
Fig. 3 is the profile at A-A place in Fig. 1.
Fig. 4 is the profile at B-B place in Fig. 1.
Fig. 5 is the profile at C-C place in Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, with specific embodiment, the invention will be further described, referring to Fig. 1-Fig. 4;
The PTFE extruding machine that the present embodiment provides, horizontal extruding machine main body and dual input decelerator, described horizontal extruding machine main body comprises that support 501, cylinder barrel, piston 502, two rhizoid bars 503, mobile push pedal 504, polished rod 505, mould 506 and hydraulic pressure embraces circle device 507, cylinder barrel is arranged on support 501, piston 502 is arranged in cylinder barrel and with cylinder barrel and forms and be sealed and matched, and embraces circle device 507 described mould 506 is assemblied on the front end of cylinder barrel by hydraulic pressure; Described screw mandrel 503 is rotatably connected with respect to support 501, and the nut in mobile push pedal 504 matches with screw mandrel, and nut and screw mandrel form feed screw nut pair, and the rotation by screw mandrel makes mobile push pedal move axially along screw mandrel.Mobile push pedal 504 forms and is slidably connected with polished rod 505.When screw mandrel rotation makes piston form extruding to the material in material chamber (pressure on piston increases gradually), mobile push pedal is also moved in the same way with piston under the effect of screw mandrel, because mobile push pedal is also supported on polished rod, has guaranteed the linearity of screw mandrel.Described dual input decelerator comprises casing 100, the first power source, the first power shaft 401, the second power source, the second power shaft 402, the first gear reduction, the second gear reduction, the 3rd gear reduction, the first output shaft 301 and the second output shaft 302.Conventionally, the first power source adopts the power set of low speed, for example servomotor; The second power source adopts power set at a high speed, for example three phase electric machine.
Wherein, described the first power shaft 401 is assemblied on casing 100 rotationally, and the output of described the first power source and described the first power shaft 401 are in transmission connection, and utilizes the first power source to drive the first power shaft 401 to rotate.
Described the second power shaft 402 is assemblied on casing rotationally, and the output of described the second power source and described the second power shaft 402 are in transmission connection, and utilizes the second power source to drive the second power shaft 402 to rotate.
The first power shaft 401 is in transmission connection by the first gear reduction and the second power shaft 402.By electromagnetic clutch, the first gear reduction can be connected in clutch with the second power shaft 402, make driving torque from the first power shaft 401 to the second power shaft 402 single-direction transmissions.Specifically, the first power source is as when outputting power state moves this decelerator, electromagnetic clutch is in engagement state, the power that the first power source is exported is successively through the first power shaft 401, the first gear reduction and be delivered on the second power shaft 402, more finally passes to the first output shaft 301 and the second output shaft 302 via the second power shaft 402; The second power source is as when outputting power state moves this decelerator, and electromagnetic clutch is in released state, and the power that the second power source is exported only transmits to the first output shaft 301 and the second output shaft 302.In the present embodiment, the first gear reduction preferably adopts tertiary gear reducing gear, and it comprises the first gear 1, the second gear 2, the 3rd gear 3, the 4th gear 4, the 5th gear 5, the 6th gear 6, the first rotating shaft and the second rotating shaft.Certainly, the first gear reduction also can adopt the gear reduction of other progression.For the assembly structure of this tertiary gear reducing gear and electromagnetic clutch, as shown in the figure, described the first gear 1 and the first power shaft 401 are connected, and described the second gear 2 and the first rotating shaft are connected, and described the first gear 1 is meshed with the second gear 2; The 3rd gear 3 is connected with described the first rotating shaft, and the 4th gear 4 is connected with described the second rotating shaft, and the 4th gear 4 is meshed with described the 3rd gear 3; The 5th gear 5 and the second rotating shaft are connected, and the 6th gear 6 can radial rotating and is arranged on axially slidably on the second power shaft 402, common the 6th gear and the second power shaft 402 matched in clearance, and the 6th gear 6 is meshed with the 5th gear 5; The driven member 201 of electromagnetic clutch 200 is fixedly connected with the 6th gear 6, and the driving link 202 of electromagnetic clutch 200 and the second power shaft 402 are fixedly connected.When electromagnetic clutch engages, the 6th gear and the second power shaft 402 are connected, and the 6th gear driven the second power shaft 402 in rotary state rotates, thereby moment of torsion is transmitted to the first output shaft 301 and the second output shaft 302; When electromagnetic clutch is separated, the second power shaft 402 freely rotates with respect to the 6th gear, makes the moment of the second power shaft 402 only pass to the first output shaft 301 and the second output shaft 302.As can be seen here, by this structure, at the second power source, as when outputting power state moves this decelerator, can avoid the output shaft of the first power source to be rotated by speedup, to guarantee the service life of the first power source; Moreover the gear on the first gear reduction can, by speedup, not make this decelerator operating noise relatively little yet.It is worth mentioning that, electromagnetic clutch also can be assemblied in other position, so that the first gear reduction can be connected with the second power shaft 402 in clutch; For example electromagnetic clutch, the second rotating shaft and the 4th gear is formed is used in conjunction with, or electromagnetic clutch, the first rotating shaft and the 3rd gear be formed to be used in conjunction with etc.Conventionally, the first power source and the second power source are positioned on the two relative side of casing.
Described the second power shaft 402 is in transmission connection by the second gear reduction and the first output shaft 301; Described the second power shaft 402 is in transmission connection by the 3rd gear reduction and the second output shaft 302;
The first output shaft 301, the second output shaft 302 are all assemblied on casing 100 rotationally, and the first output shaft 301 is in transmission connection with the rhizoid bar in extruding machine main body.The second output shaft 302 is in transmission connection with another rhizoid bar in extruding machine main body.
Be understandable that, by the structure of electromagnetic clutch, make this decelerator can possess two power sources; Moreover gearratio is not identical yet, while making the first power source provide source to move this decelerator as moment, output shaft rotation is relatively slow, when the second power source provides source to move this decelerator as moment, output shaft rotation is relatively very fast, thereby can realize the job requirement of speed change.
The PTFE extruding machine of the present embodiment, can also be provided with transition gear axis mechanism, and described transition gear axis mechanism comprises the 3rd rotating shaft and the 9th gear 9; The 9th gear 9 and the 3rd rotating shaft are connected; Described the 3rd rotating shaft and the second power shaft 402 are in transmission connection; The second gear reduction is all connected with described the 9th gear drive with the 3rd gear reduction, and the second gear reduction and the 3rd gear reduction all cross gear shaft mechanism via this transition and form and be in transmission connection with the second power shaft 402.By this structure, make decelerator structure on the axial direction of rotating shaft compacter.As shown in FIG., in the PTFE extruding machine providing at the present embodiment, described the 3rd rotating shaft is connected with octadentate wheel 8 by intermeshing the 7th gear 7 with the second power shaft 402, and the 7th gear 7 and the second power shaft 402 are connected; Octadentate wheel 8 is connected with described the 3rd rotating shaft.Preferably, the 7th gear 7 and octadentate wheel 8 form deceleration transmission.Can cross this structure, obtain larger moment of torsion.Certainly, the 3rd rotating shaft and the second power shaft 402 also can form and be in transmission connection by another way.
In the present embodiment, described the second gear reduction comprises the tenth gear the 10, the 11 gear the 11, the 12 gear 12 and the 4th rotating shaft; The tenth gear 10 and the 4th rotating shaft that are meshed with the 9th gear are connected, and the 4th rotating shaft is assemblied on casing rotationally; The 11 gear 11 and the 4th rotating shaft are connected, and the 12 gear and the first output shaft 301 are connected, and described the 11 gear 11 is meshed with the 12 gear 12.Preferably, described the 9th gear 9 and the tenth gear 10 form deceleration transmission.
In the present embodiment, described the 3rd gear reduction comprises the 13 gear the 13, the 14 gear the 14, the 15 gear 15 and the 5th rotating shaft; The 13 gear 13 and the 5th rotating shaft that are meshed with the 9th gear are connected, and the 5th rotating shaft is assemblied on casing rotationally; The 14 gear 14 and the 5th rotating shaft are connected, and the 15 gear and the second output shaft 302 are connected, and described the 14 gear 14 is meshed with the 15 gear 15.Preferably, described the 9th gear 9 and the 13 gear 13 form deceleration transmission.
Simple in structure for making, for pitch wheel, driving wheel etc. are large, and driven pulley also waits large.In order to obtain suitable output speed, conventionally, the number of teeth of driving wheel is 20, and the number of teeth of driven pulley is 53.
Above-described embodiment is only preferred embodiment of the present invention, not limits the scope of the invention according to this, therefore: all equivalences of doing according to structure of the present invention, shape, principle change, within all should being covered by protection scope of the present invention.

Claims (10)

1. a PTFE extruding machine, comprise horizontal extruding machine main body and decelerator, described horizontal extruding machine main body comprises that support, cylinder barrel, piston, two rhizoid bars, mobile push pedal, polished rod, mould and hydraulic pressure embraces circle device, cylinder barrel is arranged on support, piston is arranged in cylinder barrel and with cylinder barrel and forms and be sealed and matched, by hydraulic pressure embrace circle device by described die assembly on the front end of cylinder barrel; Described screw mandrel is rotatably connected with respect to support, nut in mobile push pedal matches with screw mandrel, and mobile push pedal and polished rod form and are slidably connected, it is characterized in that: described decelerator is dual input decelerator, this dual input decelerator comprises casing, the first power source, the first power shaft, the second power source, the second power shaft, the first gear reduction, the second gear reduction, the 3rd gear reduction, the first output shaft and the second output shaft;
Described the first power shaft is assemblied on casing rotationally, and the output of described the first power source and described the first power shaft are in transmission connection;
Described the second power shaft is assemblied on casing rotationally, and the output of described the second power source and described the second power shaft are in transmission connection;
The first power shaft is in transmission connection by the first gear reduction and the second power shaft; By electromagnetic clutch, the first gear reduction can be connected in clutch with the second power shaft, make driving torque from the first power shaft to the second power shaft single-direction transmission;
Described the second power shaft is in transmission connection by the second gear reduction and the first output shaft; Described the second power shaft is in transmission connection by the 3rd gear reduction and the second output shaft;
The first output shaft, the second output shaft are all assemblied on casing rotationally, and the first output shaft, the second output shaft each be in transmission connection with a rhizoid bar.
2. PTFE extruding machine according to claim 1, it is characterized in that: described the first gear reduction unit is configured to tertiary gear reducing gear, comprise the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the first rotating shaft and the second rotating shaft;
Described the first gear and the first power shaft are connected, and described the second gear and the first rotating shaft are connected, and described the first gear is meshed with the second gear; The 3rd gear and described the first rotating shaft are connected, and the 4th gear and described the second rotating shaft are connected, and the 4th gear is meshed with described the 3rd gear; The 5th gear and the second rotating shaft are connected, and the 6th gear can radial rotating and is arranged on axially slidably on the second power shaft, and the 6th gear is meshed with the 5th gear; The driven member of electromagnetic clutch is fixedly connected with the 6th gear, and the driving link of electromagnetic clutch and the second power shaft are fixedly connected.
3. PTFE extruding machine according to claim 1, is characterized in that: also comprise transition gear axis mechanism, described transition gear axis mechanism comprises the 3rd rotating shaft and the 9th gear; The 9th gear and the 3rd rotating shaft are connected; Described the 3rd rotating shaft and the second power shaft are in transmission connection; The second gear reduction is all connected with described the 9th gear drive with the 3rd gear reduction, and the second gear reduction and the 3rd gear reduction all cross gear shaft mechanism via this transition and form and be in transmission connection with the second power shaft.
4. PTFE extruding machine according to claim 3, is characterized in that: described the 3rd rotating shaft is connected with octadentate wheel by intermeshing the 7th gear with the second power shaft, and the 7th gear and the second power shaft are connected; Octadentate wheel is connected with described the 3rd rotating shaft.
5. PTFE extruding machine according to claim 4, is characterized in that: the 7th gear and octadentate wheel form deceleration transmission.
6. PTFE extruding machine according to claim 3, is characterized in that: described the second gear reduction comprises the tenth gear, the 11 gear, the 12 gear and the 4th rotating shaft; The tenth gear and the 4th rotating shaft that are meshed with the 9th gear are connected, and the 4th rotating shaft is assemblied on casing rotationally; The 11 gear and the 4th rotating shaft are connected, and the 12 gear and the first output shaft are connected, and described the 11 gear is meshed with the 12 gear.
7. PTFE extruding machine according to claim 6, is characterized in that: described the 9th gear and the tenth gear form deceleration transmission.
8. PTFE extruding machine according to claim 3, is characterized in that: described the 3rd gear reduction comprises the 13 gear, the 14 gear, the 15 gear and the 5th rotating shaft; The 13 gear and the 5th rotating shaft that are meshed with the 9th gear are connected, and the 5th rotating shaft is assemblied on casing rotationally; The 14 gear and the 5th rotating shaft are connected, and the 15 gear and the second output shaft are connected, and described the 14 gear is meshed with the 15 gear.
9. PTFE extruding machine according to claim 8, is characterized in that: described the 9th gear and the 13 gear form deceleration transmission.
10. PTFE extruding machine according to claim 1, is characterized in that: described the first power source is three phase electric machine, described the second power source servomotor.
CN201410364434.XA 2014-07-29 2014-07-29 PTFE extruding machines Active CN104149298B (en)

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CN201410364434.XA CN104149298B (en) 2014-07-29 2014-07-29 PTFE extruding machines

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Application Number Priority Date Filing Date Title
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CN104149298B CN104149298B (en) 2017-05-31

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200946646Y (en) * 2006-05-17 2007-09-12 范忠来 Compact larger reduction ratio speed reduction machine
CN201192902Y (en) * 2008-04-30 2009-02-11 郑春山 Epicyclic transmission type stalk block press
CN201419517Y (en) * 2009-03-22 2010-03-10 王成东 Automatic pressing slag extractor
US20120244239A1 (en) * 2009-12-14 2012-09-27 Ube Machinery Corporation, Ltd. Extrusion press
CN102716928A (en) * 2012-06-05 2012-10-10 芜湖鑫泰铜业有限公司 Transmission system for copper wire material extruding and shrinking device
CN203686009U (en) * 2013-12-31 2014-07-02 胥祥朋 Multistage speed-changing device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200946646Y (en) * 2006-05-17 2007-09-12 范忠来 Compact larger reduction ratio speed reduction machine
CN201192902Y (en) * 2008-04-30 2009-02-11 郑春山 Epicyclic transmission type stalk block press
CN201419517Y (en) * 2009-03-22 2010-03-10 王成东 Automatic pressing slag extractor
US20120244239A1 (en) * 2009-12-14 2012-09-27 Ube Machinery Corporation, Ltd. Extrusion press
CN102716928A (en) * 2012-06-05 2012-10-10 芜湖鑫泰铜业有限公司 Transmission system for copper wire material extruding and shrinking device
CN203686009U (en) * 2013-12-31 2014-07-02 胥祥朋 Multistage speed-changing device

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Effective date of registration: 20190729

Address after: 325000 Room 101, 23 Building, 696 Binhai Wudao, Wenzhou Economic and Technological Development Zone, Zhejiang Province

Patentee after: Wenzhou Kun Kun Machinery Co., Ltd.

Address before: 325000 Zhejiang Province Lucheng District, Lucheng District, Pushoe City Street, Shangdoumen Residential District, 9 Groups, 17 Blocks, 310 Rooms

Patentee before: Sun Xiaoping