CN108705762B - A kind of the microspur stretching device and stretching-machine of strip - Google Patents
A kind of the microspur stretching device and stretching-machine of strip Download PDFInfo
- Publication number
- CN108705762B CN108705762B CN201810518142.5A CN201810518142A CN108705762B CN 108705762 B CN108705762 B CN 108705762B CN 201810518142 A CN201810518142 A CN 201810518142A CN 108705762 B CN108705762 B CN 108705762B
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- roll
- roll body
- microspur
- locating piece
- rotor
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- 239000011159 matrix material Substances 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 16
- 238000004321 preservation Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 241000222712 Kinetoplastida Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The present invention provides a kind of microspur stretching device of strip, which can be by stretcher strain Distance Shortened to 2mm~3mm.Including the first roll body, the second roll body and matrix；First roll body is made of several roll segments disconnected from each other, and the line that these roll segments are total to is known as the first roll axis；Second roll body is made of several roll segments disconnected from each other, and the line that these roll segments are total to is known as the second roll axis；First roll axis and the second roll axis be not conllinear；The roll segment of first roll body and the roll segment of the second roll body intermesh and are alternatively arranged.Strip microspur stretching device of the invention can be performed continuously microspur and stretch production, drawing effect uniformly continuous, and will not amplify the defect on former film and the cross-direction shrinkage amount of strip can be enabled to greatly reduce.The present invention also provides a kind of stretching-machines, have above-mentioned microspur stretching device, microspur stretching may be implemented, and can avoid the deformation of strip.
Description
Technical field
The present invention relates to the dresses that a kind of microspur stretching device more particularly to a kind of differential principle carry out continuous microspur stretching
It sets；The invention further relates to a kind of stretching-machines equipped with microspur stretching device.
Background technique
The sheetings such as film, paper, cloth, sheet metal are to need to implement to stretch in specific production technology
Processing step.For example when making breathable films, it is necessary to be stretched to former film, it is micro- breathable occur in order to former film
Hole.
There are two types of the existing modes for stretching sheeting, and one is sectional stamping pulling method, another kind is poor
The continuously elongated method of speed.Sectional stamping pulling method is exactly to be placed by a piece of sheeting or by one section on a roll of sheeting
On mold, sheeting is further drawn with mold thin.And the continuously elongated method of differential is exactly that sheeting is allowed to be introduced into
Front clamp roller group clamps roller group after entering back into, and since the linear velocity of rear clamping roller group is greater than front clamp roller group, at this time will
So that the clamping position of front clamp roller group is between the clamping position of rear clamping roller group, (the distance between the two clampings position, which is known as stretching, to be become
Shape distance) sheeting can by by force elongate draw it is thin.Since the sheeting of film etc. is usually the root long band rolled
Material, and continuous stretching is more advantageous to the uniformity of production efficiency and stretching.Therefore many stretching-machines all adopt at present
With continuous stretching operation.
And the length of stretcher strain distance is then related with the quality of product: stretcher strain distance is longer, then former thin
Tiny flaw in sheet material will be amplified more serious, or even lead to waste product, and longer, the fine sheet of stretcher strain distance
The shrinkage in width rate of material is higher, so that being difficult to control the width of strip after processing.Therefore stretcher strain distance is usually preferred to
More shorter, better, but the width of strip is up to 400mm to 1200mm, therefore the roller of front clamp roller group and the roller of rear clamping roller group
Diameter is impossible to very little, and otherwise the rigidity of roller is inadequate, since the diameter of roller cannot be made too small, in existing stretching-machine knot
Under structure, stretcher strain distance can not accomplish very little.
Summary of the invention
The present invention provides a kind of microspur stretching device of strip, which can be by stretcher strain Distance Shortened extremely
2mm~3mm.
The following technical solution is employed:
A kind of microspur stretching device of strip, particularly, including the first roll body, the second roll body and matrix；First roller
Body and the second roll body can be rotated relative to matrix；First roll body is at least made of several roll segments disconnected from each other, these roll segments
Pivot center it is conllinear, the line that this was total to is known as the first roll axis；Second roll body is also at least by several rollers disconnected from each other
Section is constituted, and the pivot center of these roll segments is also conllinear, and the line that this was total to is known as the second roll axis；First roll axis and the second roll shaft
Line is not conllinear；The roll segment of first roll body and the roll segment of the second roll body intermesh and are alternatively arranged.
Working principle of the present invention is as follows:
First roll body will cooperate (front clamp roller group with the drive roll of front clamp roller group as the passive guide roller of front clamp roller group
Drive roll be not included in this strip microspur stretching device), the second roll body by as it is rear clamping roller group passive guide roller and with
Clamp the drive roll cooperation of roller group afterwards (drive roll of rear clamping roller group is not included in this strip microspur stretching device).Due to
The roll segment of first roll body and the roll segment of the second roll body intermesh and are alternatively arranged, this makes the first roll axis to the second roll axis
The distance between can be less than the sum of the radius of the first roll body and radius of the second roll body, it might even be possible to less than the half of the first roll body
The radius of diameter or the second roll body, this is equivalent to can be by stretcher strain distance controlling in the radius and second for being not more than the first roll body
The sum of radius of roll body, it might even be possible to which stretcher strain distance controlling in the radius no more than the first roll body or is not more than the second roller
The radius of body.Stretcher strain distance can achieve very short distance at this time, even up to arrive 2mm~3mm, and this degree
Stretcher strain distance is inaccessiable using the stretching-machine of whole roller at present.
First roll body preferably uses the relative rotation realized between matrix with flowering structure: further including the first center
Axis, first central axis are fixed in described matrix；Each roll segment of first roll body at least by the first rotor and
First locating piece is constituted；First locating piece is mounted on first central axis, the first rotor be set in the first locating piece it
Outside, and by the first locating piece the opposite position between the pivot center of the first rotor and the central axes of the first central axis is limited
It sets.Specifically, the effect of each first locating piece is exactly to enable the pivot center of each first rotor conllinear, and the line that this was total to is also
It is the first roll axis, is readily apparent that, the first roll axis is also the pivot center of the first roll body.It is true in the position of the first roll axis
After fixed, if the position of the second roll axis is also determined, then stretcher strain distance can be just determined substantially.
Second roll body preferably uses the relative rotation realized between matrix with flowering structure: further including the second center
Axis, second central axis are fixed in described matrix；Each roll segment of second roll body at least by the second rotor and
Second locating piece is constituted；Second locating piece is mounted on second central axis, the second rotor be set in the second locating piece it
Outside, and by the second locating piece the opposite position between the pivot center of the second rotor and the central axes of the second central axis is limited
It sets.Specifically, the effect of each second locating piece is exactly to enable the pivot center of each second rotor conllinear, and the line that this was total to is also
It is the second roll axis, is readily apparent that, the second roll axis is also the pivot center of the second roll body.The first roll axis position and
After the position of second roll axis is determined, stretcher strain distance can be just determined substantially.
First rotor and the second rotor can be columnar part, at this time the first rotor be can be with respect to
Positioning piece rotation, the second rotor can be rotated relative to the second locating piece.In addition, the first rotor and the second rotation
Body is also possible to ball bearing or roller bearing, can be transition between the inner ring of the first rotor and the first locating piece at this time and matches
It closes or is interference fitted, can be transition fit or interference fit between the inner ring of the second rotor and the second locating piece.
After first locating piece is mounted on the first central axis, the rwo is preferably relatively unrotatable, is otherwise difficult to enable each the
The pivot center of one rotor is conllinear.Similarly, after the second locating piece is mounted on the second central axis, the rwo preferably cannot be opposite
Rotation, is otherwise difficult to enable the pivot center of each second rotor conllinear.Therefore, the first central axis and the second central axis are preferably just
Polygon-prism axis is to be formed with corresponding matched polygonal hole on the first locating piece and on the second locating piece.
Above-described first central axis and the second central axis can be two different entities, be also possible to the same reality
Body.When the first central axis and the second central axis are the same entities, then the first locating piece and the second locating piece are in this
Be in mandrel it is spaced, to enable the roll segment of the roll segment of the first roll body and the second roll body intermesh and be alternatively arranged.It is described
First central axis and the second central axis are preferably installed together by 2 axle beds with matrix.
Above-described first locating piece and the second locating piece can be the identical part of structure snd size, be also possible to shape
The part of mirror image each other.Production cost can be more saved under the previous case, as long as and enabling the first locating piece and during installation
Two locating pieces make the installation of different directions.
As preferred structure, preferably it is additionally provided between the roll segment and matrix of the first roll body and links together with matrix installation
First shield bearing member；The first shield bearing member is formed with curved surface, and the roll surface of the roll segment of the curved surface and the first roll body matches and part
Ground blocks the roll surface of the roll segment of the first roll body, and thus provides protection and/or heat preservation and/or positioning to the roll segment of the first roll body
Power.Similarly, the second shield bearing member to link together with matrix installation is preferably additionally provided between the roll segment and matrix of the second roll body；
The second shield bearing member is formed with curved surface, and the roll surface of the roll segment of the curved surface and the second roll body matches and partly blocks the second roller
The roll surface of the roll segment of body, and thus protection and/or heat preservation and/or detent force are provided to the roll segment of the second roll body.As it can be seen that the first shield
Spacing between the curved surface of bearing member and the roll segment of the first roll body is small as far as possible, curved surface and second of the second shield bearing member
Spacing between the roll segment of roll body should also be as small as possible.
The first shield bearing member and the second shield bearing member can be the identical part of structure snd size, be also possible to shape each other
The part of mirror image.Production cost can be more saved under the previous case, as long as and the first shield bearing member and second is enabled to protect during installation
Bearing member makees the installation of different directions.
Above-described first shield bearing member, the second shield one of bearing member and axle bed can be realized using T-slot structure and matrix
Connection or three are all made of the realization of T-slot structure and connect with matrix.With the approximate function of T-slot, dovetail can also be used
Slot.
Furthermore it is also possible to partition be arranged between the roll segment of the first roll body and the roll segment of the second roll body, with the end to roll segment
Face implementation is dust-proof, in the case that the rotor of especially roll segment is roller bearing.
It needs to heat stretching position sometimes during being stretched, be needed sometimes to extension section
Position is cooled down, and the matrix that can be generated heat or cool down can enable the first roll body and the second roll body generate heat or cool down.Therefore in matrix
Electric heater unit or electric cooling device or liquid line can be equipped on interior or matrix.Hot oil or cold is passed through in liquid line
Matchmaker, then matrix will become heater or cooling body.
The present invention also provides a kind of stretching-machines, include at least 1 set of above-mentioned microspur stretching device, further include having the first master
Dynamic roller and the second drive roll；First drive roll and first roll body cooperate and constitute front clamp roller group；Second drive roll and institute
It states the cooperation of the second roll body and clamps roller group after composition；Conveying linear velocity of the pipeline speed of front clamp roller group than rear clamping roller group
Slowly；First drive roll, the second drive roll and 1 set of microspur stretching device constitute 1 set of microspur drawing mechanism.According to the need of operation
It wants, the first drive roll can be separated with the first roll body, and the second drive roll can also be separated with the second roll body.
In addition, when stretching-machine includes at least 2 sets of above-mentioned microspur drawing mechanisms；Each set microspur drawing mechanism is along the defeated of strip
Direction is sent preferably to arrange in succession；Its friendship of mode preferably with first microspur drawing mechanism that interlocks of posterior microspur drawing mechanism
Wrong mode is opposite；The staggeredly mode refer to the roll segment of the roll segment of the first roll body and the second roll body on microspur stretching device staggeredly
Mode.Strip can be enabled to obtain the stretching of multiple directions in this way, to reduce deformation.
The present invention also provides a kind of stretching-machines, including at least 1 set of above-mentioned microspur stretching device, the microspur stretching device
It is additionally provided with the first axle bed and the second axle bed for being installed to the first roll body and the second roll body on matrix；It further include having the first master
Dynamic roller, the second drive roll, the first support plate and the second support plate；First support plate supports the first drive roll and the second drive roll
One end, the second support plate supports the other end of the first drive roll and the second drive roll；First support plate and the second support plate
It is simultaneously also the matrix as microspur stretching device；It is formed with first sliding groove in first support plate, is formed in the second support plate
Two sliding slots；First axle bed is as the sliding block cooperated with first sliding groove simultaneously, and the second axle bed is simultaneously matched as with second sliding slot
The sliding block of conjunction；First axle bed is in first sliding groove, and the second axle bed is in second sliding slot；First drive roll and the second drive roll
Terrain clearance be higher than the first roll body and the second roll body terrain clearance.
Strip microspur stretching device of the invention can be performed continuously microspur stretching and produce, drawing effect uniformly continuous, and
The defect on former film will not be amplified.And since the roll segment of the roll segment of the first roll body and the second roll body intermeshes and is spaced row
Column, this can form the usually sightless small longitudinal texture of naked eyes in strip, and such longitudinal direction texture, which can enable, especially to be moulded
The cross-direction shrinkage amount of strip as material film greatly reduces.The present invention also provides a kind of stretching-machines, draw with above-mentioned microspur
Device is stretched, microspur stretching may be implemented, and can avoid the deformation of strip.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of embodiment 1；
Fig. 2 be in Fig. 1 A-A to schematic cross-sectional view；
Fig. 3 is the mounting structure schematic diagram of the first shield bearing member in embodiment 1；
Fig. 4 is the mounting structure schematic diagram of the second shield bearing member in embodiment 1；
Fig. 5 is the structural schematic diagram of embodiment 2；
Fig. 6 is the schematic cross-sectional view of B-B direction in Fig. 5；
Fig. 7 is the mounting structure schematic diagram of the first shield bearing member in embodiment 2；
Fig. 8 is the mounting structure schematic diagram of the second shield bearing member in embodiment 2；
Fig. 9 is the structural schematic diagram of embodiment 3；
Figure 10 be Fig. 9 C-C to schematic cross-sectional view；
Figure 11 is the structural schematic diagram of the partition of embodiment 3；
Figure 12 is the structural schematic diagram of embodiment 4；
Figure 13 be in Figure 12 D-D to schematic cross-sectional view；
Figure 14 is the structural schematic diagram of embodiment 5；
Figure 15 is the structural schematic diagram of embodiment 6.
Description of symbols: the first roll body of 11-；The second roll body of 12-；13- matrix；The first central axis of 14-；In 15- second
Mandrel；16- first protects bearing member；17- second protects bearing member；The first axle bed of 18-；The second axle bed of 19-；111- roll segment；First turn of 112-
Kinetoplast；The first locating piece of 113-；The first roll axis of 1111-；121- roll segment；The second rotor of 122-；The second locating piece of 123-；
The second roll axis of 1211-；161- circular arc cylinder；131- electric heater unit；
The first roll body of 21-；The second roll body of 22-；23- matrix；24- common center axle；26- first protects bearing member；27- second is protected
Bearing member；The first axle bed of 28-；The second axle bed of 29-；211- roll segment；The first rotor of 212-；The first locating piece of 213-；2111- first
Roll axis；221- roll segment；The second rotor of 222-；The second locating piece of 223-；The second roll axis of 2211-；261- circular arc cylinder；
311- roll segment；321- roll segment；30- partition；
40- microspur stretching device；The first roll body of 41-；The second roll body of 42-；The first drive roll of 44-；The second drive roll of 45-；
441- front clamp roller group；Roller group is clamped after 452-；
51- microspur drawing mechanism；52- microspur drawing mechanism；
The first roll body of 61-；The second roll body of 62-；The first drive roll of 64-；The second drive roll of 65-；The first axle bed of 68-；631-
First support plate；632- common center axle；6311- first sliding groove.
Specific embodiment
The content of present invention is described further below with reference to embodiment.
Embodiment 1
The present embodiment is a kind of microspur stretching device of strip, and stretcher strain distance is can be controlled in no more than the first roll body
Radius and the sum of the radius of the second roll body.
As shown in Figure 1 and Figure 2, the microspur of this drawing embodiment stretch device include the first roll body 11, the second roll body 12, matrix 13,
First central axis 14, the second central axis 15, first shield bearing member 16, second protect bearing member 17, the first axle bed 18 and the second axle bed 19.
Wherein, as shown in Figure 1, the first roll body 11 is made of multiple roll segments 111 disconnected from each other, these roll segments 111 turn
Shaft line is conllinear, and the line that this was total to is known as the first roll axis 1111.Second roll body 12 is also by multiple 121 structures of roll segment disconnected from each other
At the pivot center of these roll segments 121 is conllinear, and the line that this was total to is known as the second roll axis 1211.First roll axis 1111 and
Two roll axis 1211 are parallel to each other and not conllinear.And the roll segment 121 of the roll segment 111 of the first roll body 11 and the second roll body 12
It is to intermesh and spaced.
As shown in Figure 1 and Figure 2, one of the first central axis 14 and one of the second central axis 15 are by the first axle bed
18 and be fixed on together with matrix 13, the other end of the other end of the first central axis 14 and the second central axis 15 is logical
It crosses the second axle bed 19 and is fixed on together with matrix 13.First central axis 14 of the present embodiment and the second central axis 15 are
It is square shaped prism axis.
As shown in Fig. 2, the roll segment 111 of the first roll body 11 includes the first rotor 112 and the first locating piece 113.This reality
Apply in example, the first rotor 112 is height cylinder smaller than outer diameter, the outer cylinder of cylinder be as the first roll body 11 its
In a roll surface, the inner cylinder of cylinder be then for the first locating piece 113 building hole axle cooperation hole face.First locating piece
113 be height cylinder smaller than outer diameter, and the center of cylinder is equipped with 1 polygonal hole.Since the first central axis 14 is
Square shaped prism axis, therefore the polygonal hole is just matchingly made and is square inner hole, such first locating piece 113 is installed
After on to the first central axis 14, the first locating piece 113 cannot be rotated relative to the first central axis 14.Outside first locating piece 113
Cylinder is for the axial plane with the building hole axle cooperation of the first rotor 112, in order to enable the first rotor 112 and the first locating piece
It can be relatively rotated between 113, the hole axle between the first rotor 112 and the first locating piece 113, which is matched, is combined into clearance fit.
The roll segment 121 of second roll body 12 includes the second rotor 122 and the second locating piece 123.In the present embodiment, second
The structure snd size of rotor 122 are identical as the first rotor 112；The structure snd size of second locating piece 123 are fixed with second
Position part 113 it is identical.Structural relation between second rotor 122 and the second locating piece 123 is with the first rotor 112 and first
Structural relation between locating piece 113 is similar, and the structural relation between the second locating piece 123 and the second central axis 15 is fixed with first
Structural relation between position part 113 and the first central axis 14 is similar, and details are not described herein.But the second locating piece 123 is in second
In mandrel 15 direction with the first locating piece 113 on the first central axis 14 direction on the contrary, with realize the first roll body 11 roller
Section 111 and the roll segment 121 of the second roll body 12 intermesh and are alternatively arranged.
In the present embodiment, the pivot center of the roll segment 111 of the first roll body 11 is the pivot center of the first rotor 112,
And central axes corresponding to the pivot center of the first rotor 112 namely outer cylinder of the first rotor 112.Similarly, second
The pivot center of the roll segment 121 of roll body 12 is the pivot center of the second rotor 122, and the rotation axis of the second rotor 122
Central axes corresponding to the line namely outer cylinder of the second rotor 122.
As shown in figure 3, the first shield bearing member 16 is that installation is connected between the roll segment 111 and matrix 13 of the first roll body 11.
Specifically: dovetail groove connection structure is constituted between the first shield bearing member 16 and matrix 13 to realize connection between the two.First
It is formed with circular arc cylinder 161 in shield bearing member 16, cylinder central axes corresponding to the circular arc cylinder 161 are and the first rotor 112
Pivot center it is conllinear.In order to which the roll segment 111 to the first roll body 11 provides protection and/or keeps the temperature and/or detent force, first turn
The outer cylinder of kinetoplast 112 to first shield bearing member 16 the distance between circular arc cylinder 161 should control as far as possible 0.2mm~
In 0.5mm.
As shown in figure 4, the second shield bearing member 17 is that installation is connected between the roll segment 121 and matrix 13 of the second roll body 12.
In the present embodiment, the second shield bearing member 17 is identical as the first shield structure snd size of bearing member 16.Second shield bearing member 17 and matrix 13 it
Between be also to constitute dovetail groove connection structure to realize connection between the two.But installation of the second shield bearing member 17 on matrix 13
Direction is opposite with installation direction of the first shield bearing member 16 on matrix 13.
In the present embodiment, the first axle bed 18 and the second axle bed 19 are also all to constitute dovetail groove between matrix 13 respectively to connect
Structure.
Electric heater unit 131 is also equipped on the matrix of the present embodiment.
Embodiment 2
The present embodiment is a kind of microspur stretching device of strip, and stretcher strain distance is can be controlled in no more than the first roll body
Radius or radius no more than the second roll body.
The microspur stretching device of the present embodiment includes the first roll body 21, the second roll body 22, matrix 23, the first central axis, the
Two central axises, the first shield bearing member 26, second protect bearing member 27, the first axle bed 28 and the second axle bed 29.And the first central axis and second
Central axis is the same entity, and the present embodiment is known as common center axle 24.
Wherein, as shown in figure 5, the first roll body 21 is made of multiple roll segments 211 disconnected from each other, these roll segments 211 turn
Shaft line is conllinear, and the line that this was total to is known as the first roll axis 2111.Second roll body 22 is also by multiple 221 structures of roll segment disconnected from each other
At the pivot center of these roll segments 221 is conllinear, and the line that this was total to is known as the second roll axis 2211.First roll axis 2111 and
Two roll axis 2211 are parallel to each other and not conllinear.And the roll segment 221 of the roll segment 211 of the first roll body 21 and the second roll body 22
It is to intermesh and spaced.
As shown in Figure 5, Figure 6, one of common center axle 24 is to be fixed on by the first axle bed 28 with matrix 23
Together, the other end of common center axle 24 is to be fixed on together by the second axle bed 29 with matrix 23.This implementation
The common center axle 24 of example is regular hexagon prism axis.
As shown in fig. 6, the roll segment 211 of the first roll body 21 includes the first rotor 212 and the first locating piece 213.This reality
Apply in example, the first rotor 212 is a ball bearing, the outer cylinder of ball bearing be as the first roll body 21 one of them
Roll surface, the hole face of the inner ring of ball bearing are then as the hole face with the building hole axle cooperation of the first locating piece 213.First locating piece
213 be height cylinder smaller than outer diameter, is prejudicially equipped with 1 polygonal hole on cylinder.Due to common center axle 24
It is regular hexagon prism axis, therefore the polygonal hole is just matchingly made for regular hexagon inner hole, such first locating piece
After 213 are installed in common center axle 24, the first locating piece 213 cannot be rotated relative to common center axle 24.First locating piece
213 outer cylinder is the axial plane of the hole face building hole axle cooperation for the inner ring with ball bearing, in order to improve stretching uniformity,
It is preferably transition fit or mistake as the hole axle cooperation between its inner ring of the ball bearing of the first rotor and the first locating piece 213
It is full of cooperation.
The roll segment 221 of second roll body 22 includes the second rotor 222 and the second locating piece 223.In the present embodiment, second
The structure snd size of rotor 222 are identical as the first rotor 212；The structure snd size of second locating piece 223 are fixed with first
Position part 213 it is identical.Structural relation between second rotor 222 and the second locating piece 223 is with the first rotor 212 and first
Structural relation between locating piece 213 is similar, and details are not described herein.But court of second locating piece 223 in common center axle 24
To with the first locating piece 213 in common center axle 24 direction on the contrary, with realize the first roll body 21 roll segment 211 and the second roller
The roll segment 221 of body 22 intermeshes and is alternatively arranged.
In the present embodiment, the pivot center of the roll segment 211 of the first roll body 21 is the pivot center of the first rotor 212,
And central axes corresponding to the pivot center of the first rotor 212 namely outer cylinder of the first rotor 212.Similarly, second
The pivot center of the roll segment 221 of roll body 22 is the pivot center of the second rotor 222, and the rotation axis of the second rotor 222
Central axes corresponding to the line namely outer cylinder of the second rotor 222.
As shown in fig. 7, the first shield bearing member 26 is that installation is connected between the roll segment 211 and matrix 23 of the first roll body 21.
Specifically: T-slot connection structure is constituted between the first shield bearing member 26 and matrix 23 to realize connection between the two.First shield
Circular arc cylinder 261 is formed in bearing member 26, cylinder central axes corresponding to the circular arc cylinder 261 be with as the first rotor
The pivot center of ball bearing is conllinear.In order to which the roll segment 211 to the first roll body 21 provides protection and/or heat preservation and/or positioning
The distance between the circular arc cylinder 261 of power, outer cylinder to the first shield bearing member 26 of the first rotor 212 should control as far as possible
In 0.2mm~0.5mm.
As shown in figure 8, the second shield bearing member 27 is that installation is connected between the roll segment 221 and matrix 23 of the second roll body 22.
In the present embodiment, the second shield bearing member 27 is identical as the first shield structure snd size of bearing member 26.Second shield bearing member 27 and matrix 23 it
Between be also to constitute T-slot connection structure to realize connection between the two.But the installation of the second shield bearing member 27 on the substrate 23
Direction is opposite with the installation direction of the first shield bearing member 26 on the substrate 23.
In the present embodiment, the first axle bed 28 and the second axle bed 29 are also all to constitute T-slot between matrix 23 respectively to connect
Structure.
It is also formed with liquid line (not shown) in the matrix 23 of the present embodiment, for carrying out hot oil heating.
Embodiment 3
As shown in Fig. 9, Figure 10, Figure 11, the present embodiment and embodiment 2 the difference is that: in the roll segment of the first roll body
311 and second roll body roll segment 321 between be additionally provided with partition 30.
Embodiment 4
As shown in Figure 12 and Figure 13, the present embodiment is a kind of microspur stretching-machine, including organic frame (not shown), 1 set such as implementation
40,1 first the second drive rolls of drive roll 44 and 1 piece 45 of microspur stretching device described in example 3.
Wherein, the first drive roll 44 and the first roll body 41 cooperate and constitute front clamp roller group 441；Second drive roll 45 and
Two roll bodies 42 cooperate and clamp roller group 452 after composition.First drive roll 44, the second drive roll 45 and 1 set of microspur stretching device
40 constitute 1 set of microspur drawing mechanism.
Embodiment 5
As shown in figure 14, the present embodiment is in a kind of microspur stretching-machine, including organic frame (not shown) and 2 sets of embodiments 4
The microspur drawing mechanism.2 sets of microspur drawing mechanisms 51,52 are arranged in succession along the conveying direction S of strip；It is posterior micro-
Away from drawing mechanism 52, its mode of interlocking is opposite with the staggeredly mode of first microspur drawing mechanism 51.The staggeredly mode refers to micro-
The staggeredly mode of roll segment away from the roll segment of the first roll body on stretching device and the second roll body.Strip can be enabled to obtain multiple sides in this way
To stretching, to reduce deformation.
Embodiment 6
As shown in figure 15, the present embodiment is a kind of microspur stretching-machine, includes: the first drive roll 64, the second drive roll 65,
First roll body 61 of structural style shown in the first support plate 631, the second support plate and embodiment 2, the second roll body 62 and common
Central axis 632 further includes the first axle bed 68 and the second axle bed through changing, but without the first shield bearing member or the second shield bearing member.The
One support plate 631 supports one end of the first drive roll 64 and the second drive roll 65, and the second support plate supports the first drive roll
64 and second drive roll 65 the other end.The terrain clearance of first drive roll 64 and the second drive roll 65 is higher than 61 He of the first roll body
The terrain clearance of second roll body 62.
It is formed with first sliding groove 6311 in the first support plate 631, is formed with second sliding slot in the second support plate.First axle bed
68 be also to cooperate as sliding block with first sliding groove 6311 simultaneously, and the second axle bed is also to match as sliding block with second sliding slot simultaneously
It closes.Therefore the entirety that the first roll body 61, the second roll body 62, common center axle 632, the first axle bed 68, the second axle bed are constituted is
It can be translatable with respect to the first support plate 631 and the second support plate work, such translation being generally vertically oriented that is translatable.
As shown in figure 15, direction shown in arrow is the path direction of strip, and such microspur stretching-machine is main using first
The difference of the linear velocity of dynamic roller 64 and the second drive roll 65, and the first roll body 61 and second is forced using chucking power and drawing force
Roll body 62 overcomes self gravity and rises, to press to the first drive roll 64 and the second drive roll 65, accordingly to ensure first
Enough chucking powers are all formed between roll body 61 and the first drive roll 64, between the second roll body 62 and the second drive roll 65, and
Above-mentioned mechanical balance state is maintained with this.
Such stretching-machine, the first support plate 631 and the second support plate are also the base as microspur stretching device simultaneously
Body.
What this specification was enumerated is only better embodiment of the invention, all institutes under the working principle and thinking of the invention
The equivalent technologies transformation done, is accordingly to be regarded as protection scope of the present invention.
Claims (12)
1. the microspur stretching device of a kind of strip, it is characterized in that: including the first roll body, the second roll body and matrix；First roller
Body and the second roll body can be rotated relative to matrix；First roll body is at least made of several roll segments disconnected from each other, these roll segments
Pivot center it is conllinear, the line that this was total to is known as the first roll axis；Second roll body is also at least by several rollers disconnected from each other
Section is constituted, and the pivot center of these roll segments is also conllinear, and the line that this was total to is known as the second roll axis；First roll axis and the second roll shaft
Line is not conllinear；The roll segment of first roll body and the roll segment of the second roll body intermesh and are alternatively arranged.
2. a kind of microspur stretching device of strip as described in claim 1, it is characterized in that: first roll body uses following knot
Structure realizes the relative rotation between matrix: further including the first central axis, first central axis is fixed on described matrix
On；Each roll segment of first roll body is at least made of the first rotor and the first locating piece；First locating piece is mounted on described
On first central axis, the first rotor is set in except the first locating piece, and the first rotor is limited by the first locating piece
Relative position between pivot center and the central axes of the first central axis.
3. a kind of microspur stretching device of strip as described in claim 1, it is characterized in that: second roll body uses following knot
Structure realizes the relative rotation between matrix: further including the second central axis, second central axis is fixed on described matrix
On；Each roll segment of second roll body is at least made of the second rotor and the second locating piece；Second locating piece is mounted on described
On second central axis, the second rotor is set in except the second locating piece, and the second rotor is limited by the second locating piece
Relative position between pivot center and the central axes of the second central axis.
4. a kind of microspur stretching device of strip as claimed in claim 2, it is characterized in that: second roll body uses following knot
Structure realizes the relative rotation between matrix: further including the second central axis, second central axis is fixed on described matrix
On；Each roll segment of second roll body is at least made of the second rotor and the second locating piece；Second locating piece is mounted on described
On second central axis, the second rotor is set in except the second locating piece, and the second rotor is limited by the second locating piece
Relative position between pivot center and the central axes of the second central axis.
5. a kind of microspur stretching device of strip as claimed in claim 2, it is characterized in that: first rotor is cylinder-shaped
Part, the first rotor can be rotated relative to the first locating piece at this time；Or first rotor be ball bearing or roller
Bearing is transition fit or interference fit between the inner ring of the first rotor and the first locating piece at this time.
6. a kind of microspur stretching device of strip as claimed in claim 3, it is characterized in that: second rotor is cylinder-shaped
Part, the second rotor can be rotated relative to the second locating piece at this time；Or second rotor be ball bearing or roller
Bearing is transition fit or interference fit between the inner ring of the second rotor and the second locating piece at this time.
7. a kind of microspur stretching device of strip as claimed in claim 4, it is characterized in that: first central axis and second
Central axis is the same entity；First locating piece with the second locating piece on this central axis be it is spaced, to enable first
The roll segment of roll body and the roll segment of the second roll body intermesh and are alternatively arranged.
8. a kind of microspur stretching device of strip as claimed in claim 4, it is characterized in that: first locating piece and second
Locating piece is the identical part of structure snd size.
9. a kind of microspur stretching device of strip as described in claim 1, it is characterized in that: the roll segment of the first roll body and matrix it
Between be additionally provided with matrix installation link together first shield bearing member；The first shield bearing member is formed with curved surface, the curved surface and the
The roll surface of the roll segment of one roll body matches and partly blocks the roll surface of the roll segment of the first roll body, and thus to the roller of the first roll body
Section provides protection and/or heat preservation and/or detent force；It is additionally provided between the roll segment and matrix of second roll body and is connected to matrix installation
The second shield bearing member together；The second shield bearing member is formed with curved surface, and the curved surface and the roll surface of the roll segment of the second roll body match
And partly block the roll surface of the roll segment of the second roll body, and thus to the roll segment of the second roll body provide protection and/or heat preservation and/or
Detent force.
10. a kind of stretching-machine, it is characterized in that: it includes at least 1 set of microspur stretching device described in claim 1, it further include having
First drive roll and the second drive roll；First drive roll and first roll body cooperate and constitute front clamp roller group；Second actively
Roller and second roll body cooperate and clamp roller group after composition；Conveying of the pipeline speed of front clamp roller group than rear clamping roller group
Linear velocity is slow；First drive roll, the second drive roll and 1 set of microspur stretching device constitute 1 set of microspur drawing mechanism.
11. a kind of stretching-machine as claimed in claim 10, it is characterized in that: it includes at least 2 sets of microspur drawing mechanisms；
Each set microspur drawing mechanism is arranged in succession along the conveying direction of strip；Posterior microspur drawing mechanism its interlock mode and formerly
Microspur drawing mechanism staggeredly mode it is opposite；The staggeredly mode refers on microspur stretching device the roll segment of the first roll body and the
The staggeredly mode of the roll segment of two roll bodies.
12. a kind of stretching-machine, it is characterized in that: including at least 1 set of microspur stretching device as described in claim 1, the microspur
Stretching device is additionally provided with the first axle bed and the second axle bed for being installed to the first roll body and the second roll body on matrix；Further include
There are the first drive roll, the second drive roll, the first support plate and the second support plate；First support plate supports the first drive roll and
One end of two drive rolls, the second support plate support the other end of the first drive roll and the second drive roll；First support plate and
Two support plates are also the matrix as microspur stretching device simultaneously；It is formed with first sliding groove in first support plate, in the second support plate
On be formed with second sliding slot；First axle bed is as the sliding block cooperated with first sliding groove simultaneously, and the second axle bed is as with simultaneously
The sliding block of two sliding slots cooperation；First axle bed is in first sliding groove, and the second axle bed is in second sliding slot；First drive roll and
The terrain clearance of two drive rolls is higher than the terrain clearance of the first roll body and the second roll body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810518142.5A CN108705762B (en) | 2018-05-28 | 2018-05-28 | A kind of the microspur stretching device and stretching-machine of strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810518142.5A CN108705762B (en) | 2018-05-28 | 2018-05-28 | A kind of the microspur stretching device and stretching-machine of strip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108705762A CN108705762A (en) | 2018-10-26 |
| CN108705762B true CN108705762B (en) | 2019-05-24 |
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ID=63870731
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810518142.5A Expired - Fee Related CN108705762B (en) | 2018-05-28 | 2018-05-28 | A kind of the microspur stretching device and stretching-machine of strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108705762B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2057141U (en) * | 1989-10-11 | 1990-05-16 | 冶金工业部自动化研究院 | Film coating machine |
| CN2647811Y (en) * | 2003-06-06 | 2004-10-13 | 谢国祥 | Straight axle fillet horizontal stretching plain-barrel roll |
| CN103753804A (en) * | 2014-01-23 | 2014-04-30 | 温岭市通茂电子装备有限公司 | Flattening roller |
| CN104444519A (en) * | 2014-10-29 | 2015-03-25 | 广州广电运通金融电子股份有限公司 | Sheet flattening device |
-
2018
- 2018-05-28 CN CN201810518142.5A patent/CN108705762B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2057141U (en) * | 1989-10-11 | 1990-05-16 | 冶金工业部自动化研究院 | Film coating machine |
| CN2647811Y (en) * | 2003-06-06 | 2004-10-13 | 谢国祥 | Straight axle fillet horizontal stretching plain-barrel roll |
| CN103753804A (en) * | 2014-01-23 | 2014-04-30 | 温岭市通茂电子装备有限公司 | Flattening roller |
| CN104444519A (en) * | 2014-10-29 | 2015-03-25 | 广州广电运通金融电子股份有限公司 | Sheet flattening device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108705762A (en) | 2018-10-26 |
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Effective date of registration: 20200324 Address after: 528300 No.1-6, nanguoxi Road, Anli Industrial Zone, Xin'an village, Leliu street, Shunde District, Foshan City, Guangdong Province (application for residence) Patentee after: Foshan Aoqi Film Technology Co.,Ltd. Address before: 528300 No. 604, Le An mansion, Rong Shan Road, Ronggui street, Shunde District, Foshan, Guangdong, China. 13 Patentee before: Tao Bo |
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Granted publication date: 20190524 |