CN105887222A - Film drafting device used for manufacturing PTFE sewing thread - Google Patents
Film drafting device used for manufacturing PTFE sewing thread Download PDFInfo
- Publication number
- CN105887222A CN105887222A CN201410608446.2A CN201410608446A CN105887222A CN 105887222 A CN105887222 A CN 105887222A CN 201410608446 A CN201410608446 A CN 201410608446A CN 105887222 A CN105887222 A CN 105887222A
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- Prior art keywords
- film
- pressure roller
- sewing thread
- baking oven
- deflector roll
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- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The invention discloses a film drafting device used for manufacturing a PTFE sewing thread. The film drafting device comprises a film drafting front pressing roller set, a film drafting drying oven, a film drafting cooling roller set and a film drafting rear pressing roller set which are sequentially arranged from left to right. The film drafting front pressing roller set comprises first guide rollers and a first pressing roller arranged on one first guide roller; the film drafting drying oven comprises an upper drying oven body and a lower drying oven body which are each internally provided with a heating mechanism; the film drafting cooling roller set comprises a cooling box, and cooling rollers and a cooling mechanism are arranged in the cooling box; the film drafting rear pressing roller set comprises second guide rollers and a second pressing roller arranged on one second guide roller. The rotating speed of the first guide rollers is lower than that of the second guide rollers. The film drafting device is simple in structure and easy to manufacture, use and operate, reduces labor intensity and labor input, and improves production efficiency and ensures uniformity, strength and the yield of the PTFE sewing thread, product quality is easy to control, and the drafted film is uniform.
Description
Technical field
The present invention relates to a kind of film drafting system for manufacturing PTFE sewing thread.
Background technology
Politef (Teflon or PTFE), is commonly called as " King ", is by tetrafluoro second
The macromolecular compound that alkene is aggregated, have excellent chemical stability, corrosion resistance,
Sealing, high lubrication non-stick, electrical insulating property and good aging resistance endurance.As engineering plastic
Material, can be made into polyfluortetraethylene pipe, rod, band, plate, thin film etc..PTFE is that thermoplasticity is moulded
Material, but it is difficult to process with the forming method of ordinary thermoplastics, its " difficult processing
Property " come from the mouldability that it is special, as big in the melted withered degree of PTFE, shear-sensitive, big
Contractility creep properties and low friction factor.
Split in the operation that legal system makes PTFE sewing thread using film, it is necessary first to by prepared
PTFE width film blank drawing-off is elongated to narrower longer film, then uses film to split equipment and carries out film
Cutting, obtain flat PTFE sewing thread.Existing film draft apparatus, structure comparison is multiple
Miscellaneous, it is the most convenient to use, and the labor intensity of workman is big, and production efficiency is low, and the film that drawing-off goes out
Uneven, affect the processing and manufacturing of follow-up PTFE sewing thread.
Summary of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, it is provided that a kind of structure
Simply, the film drafting system for manufacturing PTFE sewing thread that drawing-off is effective.
In order to solve above-mentioned technical problem, the invention provides following technical scheme:
A kind of film drafting system for manufacturing PTFE sewing thread of the present invention, it include from a left side to
Before the film drawing-off that the right side sets gradually, pressure roller group, film drawing-off baking oven, film drawing-off chill roll group and film lead
Stretch rear pressure roller group；
Before described film drawing-off, pressure roller group includes the first deflector roll and is arranged on above described first deflector roll
The first pressure roller；Described first deflector roll for the trend of guiding film and the flattening of film, described first
Film is lived in pressure roller pressure holding together with described first deflector roll；
Described film drawing-off baking oven includes baking oven upper box and baking oven lower box, described baking oven upper box
It is provided with heating arrangements with in described baking oven lower box；Described heating arrangements is used for ensureing baking oven
Interior temperature, to heat film, it is simple to stretching.
Described film drawing-off chill roll group includes cooler bin, be provided with in described cooler bin chill roll and
Cooling body；Described chill roll and described cooling body are for carrying out film out in baking oven soon
Quickly cooling is but.
After described film drawing-off, pressure roller group includes the second deflector roll and is arranged on above described second deflector roll
The second pressure roller；Described second deflector roll for the trend of guiding film and the flattening of film, described second
Film is lived in pressure roller pressure holding together with described second deflector roll.
The rotating speed of described first deflector roll is less than the rotating speed of described second deflector roll.
Further, before described film drawing-off, on the left of pressure roller group, it is provided with film drawing-off unreeling machine, described
Film drawing-off winder it is provided with on the right side of pressure roller group after film drawing-off.
Further, described film drawing-off unreeling machine includes unreeling frame, described in unreel and set in frame
It is equipped with magnetic powder brake, on the right side of described magnetic powder brake, is provided with unwinding tension frame.
Further, described film drawing-off winder includes rolling frame, and described rolling frame sets
It is equipped with winding tension frame, on the right side of described winding tension frame, is provided with rolling frame.
Further, described rolling frame being provided with deviation correcting device, described deviation correcting device is used for
Guarantee the neat of rolling film.
Further, described film drawing-off baking oven both sides are provided with baking oven film guide shaft, described baking oven
Film guide shaft to the trend of baking oven, prevents the deviation of film shift position for guiding film.
Further, described first pressure roller is provided above the first cylinder, on described second pressure roller
Side is provided with the second cylinder, and described first cylinder is used for controlling described first pressure roller to the first deflector roll
Press force, described second cylinder is for controlling the pressure holding to the second deflector roll of described second pressure roller
Power.
Further, described first pressure roller and described second pressure roller are rubber roller.
Further, described first deflector roll is set to three and undulate arranges, and described second
Deflector roll is set to three and undulate arrangement.
Further, described heating arrangements is electric heating tube.
Operation principle:
During use, being put on film drawing-off unreeling machine by PTFE width film blank, unwinding tension frame is joined
Close magnetic powder brake and unreel the tension force of film for regulation, then film is walked around pressure roller group before film drawing-off
The first deflector roll, heat through film drawing-off baking oven, then carry out cold through film drawing-off chill roll group
But, walking around the second deflector roll of pressure roller group after film drawing-off afterwards, the rotating speed of the first deflector roll is less than described
The rotating speed of the second deflector roll, due to the existence of speed difference, thus can be by PTFE width film blank drawing-off
Be elongated to narrower longer film, after through film drawing-off winder rolling, split for follow-up use film and set
For film being made the ready material of PTFE sewing thread.
The present invention is reached to provide the benefit that:
Compared with prior art, it is an advantage of the invention that mechanized equipment is by PTFE width film blank
Drawing-off is elongated to narrower longer film, it is achieved fully automated production, simple in construction, easily manufacture,
Easily use operation, product quality easy to control, reduce labor intensity and human input, improve and produce
Efficiency, the film that drawing-off goes out is uniform, it is ensured that the uniformity of PTFE sewing thread, intensity and qualified
Rate.
Accompanying drawing explanation
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes one of description
Point, it is used for together with embodiments of the present invention explaining the present invention, is not intended that the limit to the present invention
System.In the accompanying drawings:
Fig. 1 is the structural representation of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, to the technical side in the embodiment of the present invention
Case is clearly and completely described, it is clear that described embodiment is only the present invention one
Divide embodiment rather than whole embodiments.Based on the embodiment in the present invention, this area is general
All other embodiments that logical technical staff is obtained under not making creative work premise,
Broadly fall into the scope of protection of the invention.
As it is shown in figure 1, a kind of film drafting system for manufacturing PTFE sewing thread of the present invention,
Before it includes the film drawing-off set gradually from left to right, pressure roller group 1, film drawing-off baking oven 2, film lead
Stretch pressure roller group 4 after chill roll group 3 and film drawing-off；Before described film drawing-off, pressure roller group 1 includes first
Deflector roll 101 and be arranged on the first pressure roller 102 above described first deflector roll 101；Described first
Deflector roll 101 for the trend of guiding film and the flattening of film, described first pressure roller 102 and described the
Film is lived in one deflector roll 101 pressure holding together；Described film drawing-off baking oven 2 includes baking oven upper box 201 He
It is all provided with in baking oven lower box 202, described baking oven upper box 201 and described baking oven lower box 202
It is equipped with heating arrangements 203；The described heating arrangements 203 temperature in ensureing baking oven, with right
Film heats, it is simple to stretching.Described film drawing-off chill roll group 3 includes cooler bin 301, institute
It is provided with chill roll 302 in stating cooler bin 301 and cooling body 303 (such as can use water
The mode of cooling cools down)；Described chill roll 302 and described cooling body 303 are for right
In baking oven, film out quickly cools down.After described film drawing-off, pressure roller group 4 includes the second deflector roll
401 and be arranged on the second pressure roller 402 above described second deflector roll 401；Described second deflector roll
401 trend being used for guiding film and the flattenings of film, described second pressure roller 402 is led with described second
Film is lived in roller 401 pressure holding together.The rotating speed of described first deflector roll 201 is less than described second deflector roll
The rotating speed of 401.
In the present embodiment, it is provided with film drawing-off unreeling machine on the left of pressure roller group 1 before described film drawing-off
5, it is provided with film drawing-off winder 6 after described film drawing-off on the right side of pressure roller group 4.Described film drawing-off
Unreeling machine 5 includes unreeling frame 501, described in unreel and be provided with magnetic powder brake in frame 501
502, it is provided with unwinding tension frame 503 on the right side of described magnetic powder brake 502.Described film drawing-off
Winder 6 includes rolling frame 601, and described rolling frame 601 is provided with winding tension frame
602, it is provided with rolling frame 603 on the right side of described winding tension frame 602.Described rolling frame 6011
On be provided with deviation correcting device 604, described deviation correcting device 604 is for guaranteeing the neat of rolling film.
Described film drawing-off baking oven 2 both sides are provided with baking oven film guide shaft 204, described baking oven film guide shaft 204
For guiding film to the trend of film drawing-off baking oven 2, prevent the deviation of film shift position.Described
One pressure roller 102 is provided above the first cylinder 103, and described second pressure roller 402 is provided above
Second cylinder 403, described first cylinder 103 is used for controlling described first pressure roller 102 to first
The press force of deflector roll 101, it is right that described second cylinder 403 is used for controlling described second pressure roller 402
The press force of the second deflector roll 401.Described first pressure roller 202 and described second pressure roller 402 are
Rubber roller.Described first deflector roll 201 is set to three and undulate arranges, and described second
Deflector roll 401 is set to three and undulate arrangement.Described heating arrangements 203 is electric heating tube.
Operation principle:
During use, wide for PTFE film blank is put on film drawing-off unreeling machine 5, unwinding tension frame
503 coordinate magnetic powder brake 502 to unreel the tension force of film for regulation, then film are walked around film and lead
Stretch the first deflector roll 101 of front pressure roller group 1, heat, then through film through film drawing-off baking oven 2
Drawing-off chill roll group 3 cools down, and walks around the second deflector roll of pressure roller group 4 after film drawing-off afterwards
401, the rotating speed of the first deflector roll 201 is less than the rotating speed of described second deflector roll 401, due to speed difference
Existence, thus PTFE width film blank drawing-off can be elongated to narrower longer film, finally
Through film drawing-off winder 6 rolling, split equipment for follow-up use film and film is made PTFE sewing thread
Ready material.
The present invention is reached to provide the benefit that:
Compared with prior art, it is an advantage of the invention that mechanized equipment is by PTFE width film blank
Drawing-off is elongated to narrower longer film, it is achieved fully automated production, simple in construction, easily manufacture,
Easily use operation, product quality easy to control, reduce labor intensity and human input, improve and produce
Efficiency, the film that drawing-off goes out is uniform, it is ensured that the uniformity of PTFE sewing thread, intensity and qualified
Rate.
It is obvious to a person skilled in the art that the invention is not restricted to above-mentioned one exemplary embodiment
Details, and without departing from the spirit or essential characteristics of the present invention, it is possible to it
Its concrete form realizes the present invention.Therefore, no matter from the point of view of which point, all should be by embodiment
Regarding exemplary as, and be nonrestrictive, the scope of the present invention is by claims
Rather than described above limit, it is intended that by fall claim equivalency implication and
In the range of all changes include in the present invention.Should be by any accompanying drawing mark in claim
Note is considered as limiting involved claim.
The above, only presently preferred embodiments of the present invention, not in order to limit the present invention, all
Be based on any trickle amendment that above example made by the technical spirit of the present invention, equivalent is replaced
Change and improve, within should be included in the protection domain of technical solution of the present invention.
Claims (10)
1. the film drafting system being used for manufacturing PTFE sewing thread, it is characterised in that bag
Include pressure roller group, film drawing-off baking oven, film drawing-off chill roll before the film drawing-off set gradually from left to right
Pressure roller group after group and film drawing-off；
Before described film drawing-off, pressure roller group includes the first deflector roll and is arranged on above described first deflector roll
The first pressure roller；
Described film drawing-off baking oven includes baking oven upper box and baking oven lower box, described baking oven upper box
It is provided with heating arrangements with in described baking oven lower box；
Described film drawing-off chill roll group includes cooler bin, be provided with in described cooler bin chill roll and
Cooling body；
After described film drawing-off, pressure roller group includes the second deflector roll and is arranged on above described second deflector roll
The second pressure roller；
The rotating speed of described first deflector roll is less than the rotating speed of described second deflector roll.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, before described film drawing-off, on the left of pressure roller group, be provided with film drawing-off unreeling machine, described film
Film drawing-off winder it is provided with on the right side of pressure roller group after drawing-off.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 2,
It is characterized in that, described film drawing-off unreeling machine includes unreeling frame, described in unreel in frame arrange
There is magnetic powder brake, on the right side of described magnetic powder brake, be provided with unwinding tension frame.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 2,
It is characterized in that, described film drawing-off winder includes rolling frame, and described rolling frame is arranged
There is winding tension frame, on the right side of described winding tension frame, be provided with rolling frame.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 4,
It is characterized in that, described rolling frame is provided with deviation correcting device.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, described film drawing-off baking oven both sides are provided with baking oven film guide shaft.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, described first pressure roller is provided above the first cylinder, above described second pressure roller
It is provided with the second cylinder.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, described first pressure roller and described second pressure roller are rubber roller.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, described first deflector roll is set to three and undulate arrangement, and described second leads
Roller is set to three and undulate arrangement.
Film drafting system for manufacturing PTFE sewing thread the most according to claim 1,
It is characterized in that, described heating arrangements is electric heating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608446.2A CN105887222A (en) | 2014-10-31 | 2014-10-31 | Film drafting device used for manufacturing PTFE sewing thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608446.2A CN105887222A (en) | 2014-10-31 | 2014-10-31 | Film drafting device used for manufacturing PTFE sewing thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105887222A true CN105887222A (en) | 2016-08-24 |
Family
ID=56697682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410608446.2A Pending CN105887222A (en) | 2014-10-31 | 2014-10-31 | Film drafting device used for manufacturing PTFE sewing thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105887222A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106367824A (en) * | 2016-10-31 | 2017-02-01 | 哈尔滨天顺化工科技开发有限公司 | Large wrap angle gripping drafting roller set for spinning |
| CN110295404A (en) * | 2019-05-22 | 2019-10-01 | 武汉纺织大学 | Automatic producing device and method are spun in a kind of centrifugation of plane receiving type |
| CN111424325A (en) * | 2020-01-20 | 2020-07-17 | 浙江新维狮合纤股份有限公司 | Post-spinning drafting washing process and equipment thereof |
| CN112660879A (en) * | 2021-01-14 | 2021-04-16 | 洪梅芳 | Rolling machine is used in plastic film production |
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| CN101691674A (en) * | 2009-09-30 | 2010-04-07 | 杨根源 | Polytetrafluoroethylene fiber processing equipment and processing method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106367824A (en) * | 2016-10-31 | 2017-02-01 | 哈尔滨天顺化工科技开发有限公司 | Large wrap angle gripping drafting roller set for spinning |
| CN106367824B (en) * | 2016-10-31 | 2018-09-21 | 哈尔滨天顺化工科技开发有限公司 | A kind of big cornerite for spinning holds drawing-off roller group |
| CN110295404A (en) * | 2019-05-22 | 2019-10-01 | 武汉纺织大学 | Automatic producing device and method are spun in a kind of centrifugation of plane receiving type |
| CN110295404B (en) * | 2019-05-22 | 2021-08-10 | 武汉纺织大学 | Automatic production equipment and method for plane receiving type centrifugal spinning |
| CN111424325A (en) * | 2020-01-20 | 2020-07-17 | 浙江新维狮合纤股份有限公司 | Post-spinning drafting washing process and equipment thereof |
| CN112660879A (en) * | 2021-01-14 | 2021-04-16 | 洪梅芳 | Rolling machine is used in plastic film production |
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