CN205631362U - High temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment - Google Patents
High temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment Download PDFInfo
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- CN205631362U CN205631362U CN201620420781.4U CN201620420781U CN205631362U CN 205631362 U CN205631362 U CN 205631362U CN 201620420781 U CN201620420781 U CN 201620420781U CN 205631362 U CN205631362 U CN 205631362U
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- bearing
- guide rail
- high temperature
- pincers
- chain pincers
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Abstract
The utility model discloses a high temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment, this chain pincers include the pincers body, and the section of guide rail in the high temperature film lateral stretching equipment is the rectangle, be equipped with on the pincers body with the guide rail matched with type of falling U spout, install antifriction bearing and antifriction bearing is ceramic bearing in contact department of the type of falling U spout and guide rail. The utility model discloses in, fits between chain pincers and the guide rail changes rolling friction into by sliding friction, both greatly reduced the wearing and tearing of chain pincers to the guide rail, improve equipment speed of production again. Ceramic bearing has good high temperature resistance ability, has effectively solved the metal bearing and can only move under the lower temperature, can't be in the problem of long -term unlubricated motion under the high temperature condition. And simultaneously, the speed of a motor vehicle of high temperature film lateral stretching equipment medium chain pincers only is about 5~6mmin, and ceramic bearing moves under this speed of a motor vehicle and does not have impact damage, long service life.
Description
Technical field
This utility model relates to a kind of imines film biaxial tension equipment, is specifically related to a kind of high temperature film horizontal
To stretcher and for the chain pincers of high temperature film transverse stretching equipment.
Background technology
In imines film biaxial tension industry, longitudinal stretching equipment and transverse stretching equipment are as biaxial tension
Two important component parts of equipment and be widely studied.Transverse stretching equipment is imines film hot imidization
Drawing mechanism and hot environment are provided.
As it is shown in figure 1, drawing mechanism is in the motion of transverse stretching equipment inner loop, (ambient temperature is 400
More than degree Celsius, maximum temperature is up to 600 degrees Celsius), including the chain pincers being arranged on track 101
102 and drive the chain that runs along track 101 of chain pincers 102 and sprocket wheel, chain pincers 102 and track
Fit system between 101 is that sliding friction coordinates.For preventing chain pincers from track is caused excessive wear,
Anti-wear copper sheet 103, copper sheet 104, copper sheet 105 it is usually mounted with on track 101, copper sheet 103,
Offering hole on copper sheet 104, copper sheet 105, be filled with self-lubricating medium in hole, self-lubricating is situated between
Matter is typically graphite powder.But, graphite powder for chain pincers system lubrication, by friction and Extrusion after can drop
In rail flanges, when track is narrower or graphite powder piles up too much in rail flanges, graphite powder will enter
One step is fallen in imidization stove, if the graphite dust of these residuals wafts on thin film, meeting is to film quality
Produce serious influence.
In order to avoid using graphite, laterally draw at the thin film that ambient temperature is less than 300 degrees Celsius at present
Stretch in equipment, have employed the chain pincers of rolling friction form, if Authorization Notice No. is CN102990917B
Chinese patent disclose a kind of thick film stretching production line heavy load chain pincers, this chain pincers includes pincers body,
Guide rail rectangular in cross-section in transverse stretching equipment, it is sliding that pincers body is provided with the inverted U matched with guide rail
Groove, is provided with stress bearing at chute with guide rail interior side contacts, at chute with guide rail contact outside
Inboard bearing is installed, track bearing is installed in chute and guide rail end face contact position, stress bearing,
Inboard bearing and track bearing are rolling bearing.
But this chain pincers is disadvantageous in that: stress bearing that 1. chain pincers is used, inboard bearing
It is metal bearing with track bearing, and metal bearing resistance to elevated temperatures is poor, it is impossible to for high temperature film
In transverse stretching equipment；2. in the thin film transverse stretching equipment that ambient temperature is less than 300 degrees Celsius,
The speed that chain pincers runs along guide rail, about 20m/min, can not adopt under this speed of service
With the low bearing of impact resistance.
Utility model content
This utility model provides a kind of chain pincers for high temperature film transverse stretching equipment, solves existing
Have in high temperature film transverse stretching equipment due to coordinate for sliding friction between chain pincers and guide rail cause produce
The problem that quality is limited.
A kind of chain pincers for high temperature film transverse stretching equipment, including pincers body, described high temperature film is horizontal
Guide rail rectangular in cross-section in stretcher, described pincers body is provided with the inverted U matched with guide rail
Chute, is provided with rolling bearing in inverted U chute and the contact position of guide rail and described rolling bearing is
Ceramic bearing.
As do not made specified otherwise, high temperature film transverse stretching equipment described in the utility model refers to environment temperature
Spend more than 400 degrees Celsius, the maximum temperature thin film transverse stretching equipment up to 600 degrees Celsius.
This utility model uses the chain pincers of band rolling bearing, chain pincers in high temperature film transverse stretching equipment
And the fit system between guide rail is changed into rolling friction by sliding friction, both greatly reduce chain pincers and run
Bring the abrasion of guide rail, equipment speed of production can be improved again.
Compared with metal bearing, ceramic bearing have good resistance to elevated temperatures (high temperature resistant grade up to
To more than 800 degrees Celsius), efficiently solving metal bearing can only at a lower temperature (300 degrees Celsius
Run below), it is impossible to the problem of the most long-term unlubricated motion.Meanwhile, described high temperature
In thin film transverse stretching equipment, the speed of chain pincers is only about 5～6m/min, and ceramic bearing is under this speed
Running and there is not impact injury, service life is long.
Owing to ceramic bearing can the most unlubricated motion, therefore cross directional stretch
Without using graphite etc. can affect the lubricant medium of film quality in equipment, fundamentally solve existing
The problems such as high temperature film transverse stretching equipment speed of production is low, operating cost is high, product quality is limited.
As preferably, described ceramic bearing is silicon nitride ceramics bearing.
As preferably, described ceramic bearing includes:
The clutch shaft bearing installed at chute with guide rail interior side contacts, the outer ring of clutch shaft bearing and guide rail
Medial surface is tangent；
The second bearing installed at chute with guide rail contact outside, the second bearing
Outer ring tangent with the lateral surface of guide rail；
At the 3rd bearing that chute is installed with guide rail end face contact position, the outer ring of the 3rd bearing and guide rail
End face is tangent；
The centrage of described clutch shaft bearing and the second bearing is all paralleled with guide rail longitudinal centre line, described
The centrage of the 3rd bearing is perpendicular with guide rail longitudinal centre line.
The inverted U chute three contact surfaces with guide rail are respectively provided with ceramic bearing, reduce inverted U
Chute and the contact area of guide rail, it is to avoid guide rail is caused mill because producing sliding friction between the two
Damage.The quantity of clutch shaft bearing, the second bearing and the 3rd bearing can the most specifically be arranged.
In this utility model, the mounting means of described clutch shaft bearing is: the outside of described inverted U chute
Cornice has flanging, described flanging to be provided with the first through hole, is equipped with the first bearing pin in the first through hole,
Described clutch shaft bearing is set on this first bearing pin, and the two ends of the first bearing pin are all with bearing against
Flanging and the anti-falling piece of clutch shaft bearing.
As preferably, described anti-falling piece includes: be arranged on the first bearing pin wherein one end and with the first axle
Hold the limited cap leant, and the stop nut of the other end threaded engagement with the first bearing pin.
The mounting means of described second bearing is: offer on the medial wall of described inverted U chute for
Accommodate the first storage tank of the second bearing, described pincers body offers and is connected with described first storage tank
The second through hole, be equipped with the second bearing pin stretching into the first storage tank in described second through hole, described
Two bearing holder (housing, cover)s are located on this second bearing pin, and the two ends of the second bearing pin all with bear against pincers body,
The anti-falling piece of the second bearing.
The mounting means of described 3rd bearing is: the top of described inverted U chute offers for accommodating
Second storage tank of the 3rd bearing, two opposing sidewalls of described second storage tank all offer the 3rd
Through hole, is equipped with the 3rd bearing pin between two third through-holes, described 3rd bearing holder (housing, cover) is located at the 3rd pin
On axle, and the 3rd bearing pin is respectively provided with anti-falling piece through the two ends of third through-hole.
Second bearing and the 3rd bearing can use the anti-falling piece identical with clutch shaft bearing.
This utility model additionally provides a kind of high temperature film transverse stretching equipment, including guide rail, Yi Jian
Installing to the chain pincers on guide rail, the rectangular in cross-section of described guide rail, described chain pincers is described in the utility model
Chain pincers.
Compared with prior art, the beneficial effects of the utility model are:
(1) this utility model uses the chain pincers of band rolling bearing in high temperature film transverse stretching equipment,
Fit system between chain pincers and guide rail is changed into rolling friction by sliding friction, has both greatly reduced chain pincers
Run the abrasion bringing guide rail, equipment speed of production can be improved again；
(2) compared with metal bearing, it is (high temperature resistant etc. that ceramic bearing has good resistance to elevated temperatures
Level can reach more than 800 degrees Celsius), efficiently solving metal bearing can only at a lower temperature (300
Below degree Celsius) run, it is impossible to the problem of the most long-term unlubricated motion；Meanwhile, high
In temperature thin film transverse stretching equipment, the speed of chain pincers is only about 5～6m/min, and ceramic bearing is in this speed
There is not impact injury in lower operation, service life is long；
(3) can the most unlubricated motion, therefore basis due to ceramic bearing
Without using graphite etc. can affect film quality in the high temperature film transverse stretching equipment of utility model
Lubricant medium, fundamentally solve existing high temperature film transverse stretching equipment speed of production low, run
The problems such as cost is high, product quality is limited.
Accompanying drawing explanation
Fig. 1 is to have chain pincers of the present utility model and the high temperature film transverse stretching equipment of existing chain pincers
Structural representation；
Fig. 2 is the schematic enlarged-scale view of part A in Fig. 1.
Detailed description of the invention
With detailed description of the invention, the technical solution of the utility model is made the most below in conjunction with the accompanying drawings
Describe in detail bright.
As it is shown in figure 1, the present embodiment one high temperature film transverse stretching equipment, including rectangular in cross-section
Guide rail 1, and the chain pincers 2 being installed on guide rail 1.
As shown in Figure 2, to combine Fig. 1 visible, and in the present embodiment, chain pincers 2 includes pincers body 3, pincers body
3 are provided with the inverted U chute 4 matched with guide rail 1, wherein, inside chute 4 with guide rail 1
Contact position is provided with clutch shaft bearing 5, and the outer ring of clutch shaft bearing 5 is tangent with the medial surface of guide rail 1；?
At chute 4 and guide rail 1 contact outside, the second bearing 6, the outer ring of the second bearing 6 and guide rail are installed
The lateral surface of 1 is tangent；3rd bearing 7 is installed in chute 4 and guide rail 1 end face contact position, the 3rd
The outer ring of bearing 7 is tangent with the end face of guide rail 1；Further, in clutch shaft bearing 5 and the second bearing 6
Heart line is all paralleled with guide rail 1 longitudinal centre line, during the centrage of the 3rd bearing 7 is longitudinal with guide rail 1
Heart line is perpendicular.
In the present embodiment, clutch shaft bearing the 5, second bearing 6 and the 3rd bearing 7 are rolling bearing,
And all use silicon nitride ceramics bearing；Clutch shaft bearing the 5, second bearing 6 and the quantity of the 3rd bearing 7
Can the most specifically arrange.
In the present embodiment, the mounting means of clutch shaft bearing 5 is: the lateral wall of inverted U chute 4 with
Flanging 8, flanging 8 is provided with the first through hole, is equipped with the first bearing pin 9 in the first through hole, the
One bearing 5 is i.e. set on this first bearing pin 9；Further, wherein one end of the first bearing pin 9 with
The limited cap 10 that clutch shaft bearing 5 leans, other end threaded engagement has lean with flanging 8 to prevent
Pine nut 11.
The mounting means of the second bearing is: offer on the medial wall of inverted U chute 4 for accommodating the
First storage tank 12 of two bearings 6, pincers body 3 offers be connected with the first storage tank 12
Two through holes, are equipped with the second bearing pin 13 stretching into the first storage tank 12, the second bearing in the second through hole
6 are i.e. set on this second bearing pin 13；And wherein one end of the second bearing pin 13 with the second axle
Holding 6 limited caps 14 leant, other end threaded engagement has the stop nut leant with pincers body 3
15。
The mounting means of the 3rd bearing 7 is: the top of inverted U chute 4 offers for accommodating the 3rd
Second storage tank 16 of bearing 7, two opposing sidewalls of the second storage tank 16 all offer the 3rd
Through hole, is equipped with the 3rd bearing pin 17 between two third through-holes, the 3rd bearing 7 is i.e. set in the 3rd
On bearing pin 17；And outside the two ends that the 3rd bearing pin 17 passes third through-hole are respectively provided with third through-hole
Limited cap 18 that periphery leans and stop nut 19.
Claims (7)
1. the chain pincers for high temperature film transverse stretching equipment, including pincers body, it is characterized in that, guide rail rectangular in cross-section in described high temperature film transverse stretching equipment, described pincers body is provided with the inverted U chute matched with guide rail, is provided with rolling bearing in the contact position of inverted U chute Yu guide rail and described rolling bearing is ceramic bearing.
2. chain pincers as claimed in claim 1, it is characterised in that described ceramic bearing is silicon nitride ceramics bearing.
3. chain pincers as claimed in claim 1 or 2, it is characterised in that described ceramic bearing includes:
The clutch shaft bearing installed at chute with guide rail interior side contacts, the outer ring of clutch shaft bearing is tangent with the medial surface of guide rail；
The second bearing installed at chute with guide rail contact outside, the outer ring of the second bearing is tangent with the lateral surface of guide rail；
At the 3rd bearing that chute is installed with guide rail end face contact position, the outer ring of the 3rd bearing is tangent with the end face of guide rail；
The centrage of described clutch shaft bearing and the second bearing is all paralleled with guide rail longitudinal centre line, and the centrage of described 3rd bearing is perpendicular with guide rail longitudinal centre line.
4. chain pincers as claimed in claim 3, it is characterized in that, the lateral wall of described inverted U chute is with flanging, described flanging is provided with the first through hole, the first bearing pin it is equipped with in first through hole, described clutch shaft bearing is set on this first bearing pin, and the two ends of the first bearing pin are all with the anti-falling piece bearing against flanging and clutch shaft bearing.
5. chain pincers as claimed in claim 3, it is characterized in that, the first storage tank for accommodating the second bearing is offered on the medial wall of described inverted U chute, the second through hole being connected with described first storage tank is offered on described pincers body, the second bearing pin stretching into the first storage tank it is equipped with in described second through hole, described second bearing holder (housing, cover) is located on this second bearing pin, and the two ends of the second bearing pin are all with bearing against pincers body, the anti-falling piece of the second bearing.
6. chain pincers as claimed in claim 3, it is characterized in that, the top of described inverted U chute offers the second storage tank for accommodating the 3rd bearing, third through-hole is all offered in two opposing sidewalls of described second storage tank, it is equipped with the 3rd bearing pin between two third through-holes, described 3rd bearing holder (housing, cover) is located on the 3rd bearing pin, and the 3rd bearing pin is respectively provided with anti-falling piece through the two ends of third through-hole.
7. a high temperature film transverse stretching equipment, including guide rail, and the chain pincers being installed on guide rail, it is characterised in that the rectangular in cross-section of described guide rail, described chain pincers be as arbitrary in claim 1～6 as described in chain pincers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620420781.4U CN205631362U (en) | 2016-05-11 | 2016-05-11 | High temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620420781.4U CN205631362U (en) | 2016-05-11 | 2016-05-11 | High temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205631362U true CN205631362U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620420781.4U Active CN205631362U (en) | 2016-05-11 | 2016-05-11 | High temperature film lateral stretching equipment and be used for chain pincers of high temperature film lateral stretching equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205631362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869186A (en) * | 2017-07-06 | 2020-03-06 | 布鲁克纳机械有限责任两合公司 | Sliding element, in particular for a stretching device and/or a conveyor chain, and corresponding stretching device or conveyor chain |
-
2016
- 2016-05-11 CN CN201620420781.4U patent/CN205631362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869186A (en) * | 2017-07-06 | 2020-03-06 | 布鲁克纳机械有限责任两合公司 | Sliding element, in particular for a stretching device and/or a conveyor chain, and corresponding stretching device or conveyor chain |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |