CN207295104U - The force equalization mechanism and random web-laying equipment of random web-laying equipment - Google Patents
The force equalization mechanism and random web-laying equipment of random web-laying equipment Download PDFInfo
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- CN207295104U CN207295104U CN201720909956.2U CN201720909956U CN207295104U CN 207295104 U CN207295104 U CN 207295104U CN 201720909956 U CN201720909956 U CN 201720909956U CN 207295104 U CN207295104 U CN 207295104U
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- roller
- laying equipment
- random web
- force equalization
- lapper
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Abstract
The utility model belongs to air-laying technique field, and in particular to the force equalization mechanism and random web-laying equipment of a kind of random web-laying equipment.The force equalization mechanism of random web-laying equipment provided by the utility model, including at least one set of roller, the roller include roller body and multiple hired roughnecks, are distributed multiple hired roughnecks along the roll surface even circumferential of the roller body.Random web-laying equipment provided by the utility model, including the force equalization mechanism of random web-laying equipment, feeding mechanism and lapper；The lapper is arranged in the downstream position of the feeding mechanism, and the force equalization mechanism is disposed between the feeding mechanism and the lapper.The utility model is simple in structure, easy to use, easy to maintain, ensure that the even drop down of one or more fibrous raw materials, can especially strengthen the mixing of multiple fiber, improves the quality of product, and the scope of application is wider, can more meet the diversified demand in market.
Description
Technical field
It the utility model is related to air-laying technique field, more particularly to the force equalization mechanism and air-flow of a kind of random web-laying equipment
Lapper.
Background technology
Random web-laying equipment is also referred to as air-flowing type cotton feeder, referred to as cotton feeder, in complete on-woven product line, air-flow
The effect of lapper be by by the on-woven fiber of the preliminary shredding of the warp in preceding road with formed in the state of uniform cotton net layer send to
Curtain is exported, on-woven product is made in the modular system that rear road is given by output curtain, such as non-woven fabrics, thermal insulation material, deadening felt, household
Bedding supplies such as back cushion etc..
Random web-laying equipment is to make on-woven using high-speed rotating cotton carding roller while comb is carried out point to on-woven fiber
Fiber is in airflow field and makes on-woven fiber be in distributed in three dimensions state.Since air lay has to fiber wide adaptability, example
Such as it is suitable for flaxen fiber, bamboo fibre, natural fiber, chemical fibre, polyester fiber, glass fibre, carbon fiber, thus it is extensive
In production applied to on-woven product.
However, existing random web-laying equipment is also there is certain shortcoming, such as technology are single, for Various Complex
The uniformity of the fiber of component is difficult to regulate and control, and the homogeneity of product is easily affected, and the application that this allows for product is more single
One, it is difficult to adapt to the diversified needs in market.Further speaking, existing random web-laying equipment is former compared with suitable for single fiber
Material, and multiple fiber raw material is often used in actual production, due to the length of fibrous raw material, diameter, density, intensity and break
The difference of elongation is split, the lapping uniformity for traditional air lay brings huge challenge.Traditional air lay skill
Art is difficult to realize the equilibrium of multiple fiber raw material, multiple fiber raw material lamination easily occurs by varying the mode of air-flow,
And then the uniformity of on-woven fiber layer being delivered on output curtain is largely influenced, or even to final products, that is, on-woven
The homogeneity of the grammes per square metre of thing has an impact, it is difficult to obtains ideal product.
In consideration of it, special propose the utility model.
Utility model content
First purpose of the utility model is to provide a kind of force equalization mechanism of random web-laying equipment, disclosure satisfy that a kind of or more
The even drop down of kind fibrous raw material, improves the even results of fibrous layer, ensures final product quality.
Second purpose of the utility model is to provide a kind of random web-laying equipment, passes through the setting of force equalization mechanism so that feeds
The one or more fibrous raw material even drop downs entered, enhance the mixed effect of multiple fiber, have ensured the uniform of final products
Uniformity.
To achieve the above object, the technical solution adopted in the utility model is：
One side according to the present utility model, the utility model provides a kind of force equalization mechanism of random web-laying equipment, described
Force equalization mechanism includes at least one set of roller, and the roller includes roller body and multiple hired roughnecks, along the roller of the roller body
Face even circumferential is distributed multiple hired roughnecks.
As further preferred technical solution, the group number of the roller is 1~6 group, and one group includes two mutual cooperations
Roller.
As further preferred technical solution, the equidistant interlaced arrangement of the hired roughneck on the two neighboring roller.
As further preferred technical solution, the hired roughneck is welded on the roll surface of the roller body, or described is beaten
Hand is screwed on the roll surface of the roller body.
As further preferred technical solution, the roller is driven by motor.
As further preferred technical solution, the force equalization mechanism further include to the rotating speeds of any one or more rollers into
The closed loop and/or open ring control device, the closed loop and/or open ring control device that row is adjusted are connected with the motor.
Other side according to the present utility model, the utility model also provide a kind of random web-laying equipment, including above institute
Force equalization mechanism, feeding mechanism and the lapper for the random web-laying equipment stated；
The lapper is arranged in the downstream position of the feeding mechanism, and the force equalization mechanism is disposed in the feeding
Between mechanism and the lapper.
As further preferred technical solution, the random web-laying equipment, which further includes, is arranged on consolidating for the feeding mechanism side
Body adding set, the solid adding set have independent switch.
As further preferred technical solution, the random web-laying equipment is further included positioned at the force equalization mechanism and the networking
Pre- pressuring flat device between mechanism, the pre- pressuring flat device include slicking-in roller and convoying curtain, the slicking-in roller and the convoying curtain
It is sequentially connected.
As further preferred technical solution, the random web-laying equipment further includes the air draught below the lapper
Mechanism, the air suction mechanism, which is used to adsorb web in the lapper, while by unnecessary wind, to be exhausted.
Compared with prior art, the beneficial effects of the utility model are：
1st, the force equalization mechanism of random web-laying equipment provided by the utility model, by setting at least one set of roller, and in roller
The mode of multiple hired roughnecks is uniformly distributed on the roll surface circumference of body, is not only simple in structure, easy to use, easy to maintain, Er Qiebao
The even drop down of one or more fibrous raw materials has been demonstrate,proved, can especially strengthen the mixing of multiple fiber, has improved the quality of product,
The scope of application is wider, can more meet the diversified demand in market.
2nd, random web-laying equipment provided by the utility model, by setting force equalization mechanism between feeding mechanism and lapper
Mode so that one or more fibrous raw material even drop downs of feeding, enhance the mixed effect of multiple fiber, improve and arrive at
The even results of on-woven fiber layer on lapper, reduce the dependence for air-flow in networking, so as to ensure final
On-woven product quality, improve production efficiency.
3rd, the utility model can to multiple fiber raw material carry out air lay, for example, cotton fiber, flaxen fiber, carbon fiber,
Chemical fibre and various composite fibre etc., and the web produced uniformly, vertically and horizontally stress it is identical, respectively to suffered
Pulling force and shearing force are of substantially equal, can form the web of high quality, it is ensured that the uniformity consistency of the grammes per square metre of on-woven product,
And use is easy to adjust, and cost is low, effective rate of utilization is high, applied widely, greatly meets the diversified demand in market.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the force equalization mechanism structure diagram for the random web-laying equipment that the utility model embodiment 1 provides；
Fig. 2 is the schematic side view of Fig. 1；
Fig. 3 is the force equalization mechanism structure diagram for the random web-laying equipment that the utility model embodiment 2 provides；
Fig. 4 is the random web-laying equipment structure diagram that the utility model embodiment 3 provides；
Fig. 5 is the random web-laying equipment structure diagram that the utility model embodiment 4 provides；
Fig. 6 is the random web-laying equipment structure diagram that the utility model embodiment 5 provides.
Icon：1- rollers；101- roller bodies；102- hired roughneck；2- feeding mechanisms；3- lappers；4- solids
Adding set；401- independent switches；The pre- pressuring flat devices of 5-；6- air suction mechanisms.
Embodiment
The technical solution of the utility model is clearly and completely described below, it is clear that described embodiment is this
Utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, the common skill in this area
Art personnel all other embodiments obtained without making creative work, belong to the utility model protection
Scope.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer ", " top ", " bottom " or position relationship are based on orientation shown in the drawings or position
Relation is put, description the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.This
Outside, term " first ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
In the description of the utility model, " multiple " are meant that two or more, and " at least one set of (a) is meant that
More than one group (a) or one group (a), unless otherwise specifically defined.
In a first aspect, present embodiment provides a kind of force equalization mechanism of random web-laying equipment, the force equalization mechanism is included at least
One group of roller, the roller include roller body and multiple hired roughnecks, more along the roll surface even circumferential distribution of the roller body
A hired roughneck.
In view of in actual production, often using multiple fiber raw material, due to the length of fibrous raw material, diameter, density, strong
The difference of power and elongation at break, the lapping uniformity to existing random web-laying equipment bring huge adjustment；And existing solution
Certainly mode realizes the equilibrium of multiple fiber raw material by way of single change air-flow mostly, and this mode easily occurs a variety of
The lamination of fibrous raw material, it is difficult to reach good portfolio effect.Therefore, present embodiment provides one kind and can be good at delaying
Solve the force equalization mechanism of the random web-laying equipment of above-mentioned technical problem.Present embodiment passes through on the basis of traditional random web-laying equipment
On, the extra mode for increasing force equalization mechanism, and the force equalization mechanism includes at least one set of roller, it is equal in the roll surface circumference of roller body
The even multiple hired roughnecks of distribution, significantly improve the networking uniformity of multiple fiber raw material, and then ensured uniform the one of final products
Cause property, and the force equalization mechanism is simple in structure, easy to adjust, effective rate of utilization is high, has widened use scope.
The force equalization mechanism of the random web-laying equipment is applicable not only to the web of Single Fiber raw material formation, and is applicable in
In the web that multiple fiber raw material is formed.
Alternatively, roller body is cylinder or hollow circular cylinder.
Alternatively, shape, the structure for the multiple hired roughnecks being arranged on the roll surface of roller body are identical, highly equal.
By the setting of hired roughneck, mixing can not only be played the role of, moreover it is possible to the damage of fiber is reduced, and also cost is low,
It is easy to adjust, it is easy to maintain.
On the above embodiment basis, further, the group number of the roller is 1~6 group, and one group includes two phases
The roller mutually coordinated.
Alternatively, the group number of roller is 1 group, 2 groups, 3 groups, 4 groups, 5 groups or 6 groups；Preferably 4 groups.In view of in actual production
The influence factors such as the limitation of machinery equipment, the breadth of product, the group number of roller can be configured according to the actual requirements.
Present embodiment provide each group of roller include two mutual cooperation, co-operating two rollers, two
The rotation direction of roller is identical or on the contrary, can also be referred to as two pairs of rollers.
Every group of roller is arranged along a level, vertical or inclined direction successively.
Alternatively, the force equalization mechanism includes 4 groups of rollers, and 4 groups of rollers form 2 rows, and arrangement mode is in the horizontal direction
Arrange 4 rollers, lower 4 rollers of row, upper row's roller and lower roll cylinder alignment.
Alternatively, the force equalization mechanism includes 2 groups of rollers, and 2 groups of rollers form 2 rows, and arrangement mode is in the horizontal direction
2 rollers, lower 2 rollers of row are arranged, upper row's roller is in tilted layout with lower roll cylinder.
Alternatively, the force equalization mechanism includes 5 groups of rollers, and 5 groups of rollers form 2 rows, and arrangement mode is in the horizontal direction
Arrange 5 rollers, lower 5 rollers of row, upper row's roller and lower roll cylinder alignment.
On the above embodiment basis, further, the hired roughneck on the two neighboring roller is equidistant
Interlaced arrangement.
The hired roughneck on two neighboring roller that present embodiment provides is intersected or interlaced arrangement, and spacing is the sky formed
Gap is equal, and the gap that fibrous material is formed through different hired roughnecks, can preferably mix.
Alternatively, the gap that fibrous material is formed through the hired roughneck and hired roughneck on the roller being sequentially arranged.
On the above embodiment basis, further, the hired roughneck is welded on the roll surface of the roller body, or
Hired roughneck described in person is screwed on the roll surface of the roller body.
Hired roughneck is installed on roller body for convenience, and mitigates roller weight, the fixed form of hired roughneck can be welding
Or it is threadedly coupled.During using being threadedly coupled, nut can be Nian Jie or welding with the fitting method of cylinder inboard wall, using bonding
Mode can be to avoid the influence of welding deformation, but intensity may be relatively low；It is suitable according to certain welding when by the way of welding
Sequence staggered spot-welding, can prevent regional area welding heat from gathering, influence application effect.It is a in practical application, can be according to specific need
Seek the fixed form of selection hired roughneck.
On the above embodiment basis, further, the roller is driven by motor.
On the above embodiment basis, further, the force equalization mechanism is further included to any one or more rollers
The closed loop and/or open ring control device that the rotating speed of cylinder is adjusted, the closed loop and/or open ring control device connect with the motor
Connect.
Alternatively, the force equalization mechanism that present embodiment provides is the force equalization mechanism of autoleveller；The motor is adjustable
Speed motor, adjustable speed motor can adjust the rotation between every group of roller.
Alternatively, the closed-loop control device can control motor to adjust the rotation between the roller being sequentially arranged；Also
The weight per unit area of web can be adjusted.Opened loop control can also be used in combination and force equalization mechanism is controlled in closed-loop control
System, and then fibrous layer is adjusted.
Need exist for explaining, the opened loop control and closed-loop control are implemented using the prior art, herein not
It is described in detail.
Second aspect, present embodiment provide a kind of random web-laying equipment, include the equilibrium of above-described random web-laying equipment
Mechanism, feeding mechanism and lapper；
The lapper is arranged in the downstream position of the feeding mechanism, and the force equalization mechanism is disposed in the feeding
Between mechanism and the lapper.
Present embodiment additionally with the addition of force equalization mechanism on the basis of existing random web-laying equipment, and by force equalization mechanism
Even between feeding mechanism and lapper；Enable to so that one or more fibrous raw material even drop downs of feeding, increase
The mixed effect of strong multiple fiber, improves the even results for arriving at the on-woven fiber layer on lapper, reduces in networking
Dependence for air-flow, so as to ensure the quality of final on-woven product, improves production efficiency.
Present embodiment does not do excessive limitation for feeding mechanism and lapper, using any one existing structure
Setting.For example, feeding mechanism can use adjustable mechanism, its feeding curtain is folding, can both be connected with opener
Realize being continuously fed into for fiber, and realization interval feeding manually can be folded up.Fiber is by convoying curtain in a manner of forward feeding
Evenly it is sent into, convoying curtain width uses tunable arrangement so that feeding fiber width is adjustable；The speed of regulation motor can also be passed through
Spend to change the feeding speed of fiber.Lapper is pneumatic lapper.
On the above embodiment basis, further, the random web-laying equipment, which further includes, is arranged on the feeding machine
The solid adding set of structure side, the solid adding set have independent switch.
Present embodiment is also provided with solid adding set, which may be provided at any one of feeding mechanism
Side, and realize the continual and steady addition of solid particle in net process, powder etc.；So that the random web-laying equipment is not only
Multiple fiber raw material can be tackled, and can also realize the materials such as solid powder, particle in the product dispersed, adds production
The added value of product, is suitable for the diversified demand in market.
Alternatively, independent switch is set on the solid adding set, which can realize to solid material
Charging or the control for stopping charging, so it is easy to use, it is easily operated, improve the flexibility used.
On the above embodiment basis, further, the random web-laying equipment is further included positioned at the force equalization mechanism
Pre- pressuring flat device between the lapper, the pre- pressuring flat device include slicking-in roller and convoying curtain, the slicking-in roller with
The convoying curtain is sequentially connected.
Present embodiment is also provided with pre- pressuring flat device, the pre- pressuring flat device be arranged on force equalization mechanism and lapper it
Between, drive convoying curtain to enable to web more smooth by the slicking-in roller of pre- pressuring flat device, and then improve the thickness of web
Spend uneven phenomenon.
On the above embodiment basis, further, the random web-laying equipment is further included positioned at the lapper
The air suction mechanism of lower section, the air suction mechanism is used to adsorb web in the lapper, while unnecessary wind is arranged
Fall.
The air suction mechanism is existing air suction mechanism, and no further details to be given herein.
With reference to specific embodiments and the drawings, the utility model is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, the present embodiment provides a kind of force equalization mechanism of random web-laying equipment, including 4 groups of rollers 1, one group
Include the roller 1 of two mutual cooperations, the roller 1 includes roller body 101 and multiple hired roughnecks 102, along roller body 101
Roll surface even circumferential be distributed multiple hired roughnecks 102.
In the present embodiment, 4 groups of rollers form 2 rows, and arrangement mode arranges 4 rollers, lower 4 rollers of row to be upper in the horizontal direction
Cylinder, upper row's roller and lower roll cylinder alignment.
102 equidistant interlaced arrangement of hired roughneck on two neighboring roller 1；Fibrous material is passed through on the roller being sequentially arranged
Hired roughneck and hired roughneck between the gap that is formed.
Hired roughneck 102 is welded on the roll surface of roller body 101.
Roller 1 is driven by motor, and motor is adjustable speed motor, and motor is connected with closed loop and/or open ring control device.
Embodiment 2
As shown in figure 3, the present embodiment provides a kind of force equalization mechanism of random web-laying equipment, including 2 groups of rollers 1, one group includes
The roller 1 of two mutual cooperations, the roller 1 includes roller body 101 and multiple hired roughnecks 102, along the roller of roller body 101
Face even circumferential is distributed multiple hired roughnecks 102.
In the present embodiment, 2 groups of rollers form 2 rows, and arrangement mode arranges 2 rollers, lower 2 rollers of row to be upper in the horizontal direction
Cylinder, upper row's roller are in tilted layout with lower roll cylinder.
102 equidistant interlaced arrangement of hired roughneck on two neighboring roller 1；Fibrous material is passed through on the roller being sequentially arranged
Hired roughneck and hired roughneck between the gap that is formed.
Hired roughneck 102 is screwed on the roll surface of roller body 101.
Roller 1 is driven by motor, and motor is adjustable speed motor, and motor is connected with closed loop and/or open ring control device.
Embodiment 3
As shown in figure 4, the present embodiment provides a kind of random web-laying equipment, including random web-laying equipment described in embodiment 1 is equal
Weigh mechanism, feeding mechanism 2 and lapper 3；Lapper 3 is arranged in the downstream position of feeding mechanism 2, the force equalization mechanism bag
4 groups of rollers 1 are included, roller 1 is disposed between feeding mechanism 2 and lapper 3.
The random web-laying equipment further includes the air suction mechanism 6 positioned at the lower section of lapper 3, and air suction mechanism 6 is used for web
Absorption exhausts on lapper 3, while by unnecessary wind.
Embodiment 4
As shown in figure 5, the present embodiment provides a kind of random web-laying equipment, including random web-laying equipment described in embodiment 2 is equal
Weigh mechanism, feeding mechanism 2 and lapper 3；Lapper 3 is arranged in the downstream position of feeding mechanism 2, the force equalization mechanism bag
2 groups of rollers 1 are included, roller 1 is disposed between feeding mechanism 2 and lapper 3.
The random web-laying equipment further includes the air suction mechanism 6 positioned at the lower section of lapper 3, and air suction mechanism 6 is used for web
Absorption exhausts on lapper 3, while by unnecessary wind.
The random web-laying equipment further includes the solid adding set 4 for being arranged on 2 side of feeding mechanism, and solid adding set 4 has
There is independent switch 401.
Embodiment 5
As shown in fig. 6, the present embodiment provides a kind of random web-laying equipment, including random web-laying equipment described in embodiment 1 is equal
Weigh mechanism, feeding mechanism 2 and lapper 3；Lapper 3 is arranged in the downstream position of feeding mechanism 2, the force equalization mechanism bag
4 groups of rollers 1 are included, roller 1 is disposed between feeding mechanism 2 and lapper 3.
The random web-laying equipment further includes the air suction mechanism 6 positioned at the lower section of lapper 3, and air suction mechanism 6 is used for web
Absorption exhausts on lapper 3, while by unnecessary wind.
The random web-laying equipment further includes the solid adding set 4 for being arranged on 2 side of feeding mechanism, and solid adding set 4 has
There is independent switch 401.
The random web-laying equipment further includes the pre- pressuring flat device 5 between roller 1 and lapper 3, and pre- pressuring flat device 5 wraps
Slicking-in roller and convoying curtain are included, slicking-in roller is sequentially connected with convoying curtain.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify the technical solution described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical solution of type.
Claims (8)
1. a kind of force equalization mechanism of random web-laying equipment, it is characterised in that the force equalization mechanism includes at least one set of roller, the roller
Cylinder includes roller body and multiple hired roughnecks, is distributed multiple hired roughnecks along the roll surface even circumferential of the roller body；
The group number of the roller is 1~6 group, one group of roller for including two mutual cooperations；
The equidistant interlaced arrangement of the hired roughneck on the two neighboring roller.
2. the force equalization mechanism of random web-laying equipment according to claim 1, it is characterised in that the hired roughneck is welded on the roller
On the roll surface of cylinder body, or the hired roughneck is screwed on the roll surface of the roller body.
3. the force equalization mechanism of random web-laying equipment according to claim 1, it is characterised in that the roller is driven by motor.
4. the force equalization mechanism of random web-laying equipment according to claim 3, it is characterised in that the force equalization mechanism further includes pair
The closed loop and/or open ring control device that the rotating speed of any one or more rollers is adjusted, the closed loop and/or opened loop control
Device is connected with the motor.
5. a kind of random web-laying equipment, it is characterised in that include the equilibrium of Claims 1 to 4 any one of them random web-laying equipment
Mechanism, feeding mechanism and lapper；
The lapper is arranged in the downstream position of the feeding mechanism, and the force equalization mechanism is disposed in the feeding mechanism
Between the lapper.
6. random web-laying equipment according to claim 5, it is characterised in that further include and be arranged on the feeding mechanism side
Solid adding set, the solid adding set have independent switch.
7. random web-laying equipment according to claim 5, it is characterised in that further include positioned at the force equalization mechanism and it is described into
Pre- pressuring flat device between net mechanism, the pre- pressuring flat device include slicking-in roller and convoying curtain, the slicking-in roller and the conveying
Curtain is sequentially connected.
8. random web-laying equipment according to claim 5, it is characterised in that further include the suction below the lapper
Wind mechanism, the air suction mechanism, which is used to adsorb web in the lapper, while by unnecessary wind, to be exhausted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909956.2U CN207295104U (en) | 2017-07-25 | 2017-07-25 | The force equalization mechanism and random web-laying equipment of random web-laying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909956.2U CN207295104U (en) | 2017-07-25 | 2017-07-25 | The force equalization mechanism and random web-laying equipment of random web-laying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207295104U true CN207295104U (en) | 2018-05-01 |
Family
ID=62447339
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720909956.2U Expired - Fee Related CN207295104U (en) | 2017-07-25 | 2017-07-25 | The force equalization mechanism and random web-laying equipment of random web-laying equipment |
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| CN (1) | CN207295104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636520A (en) * | 2021-08-26 | 2021-11-12 | 东华大学 | Device and method for preparing down uniformly-distributed fiber net |
-
2017
- 2017-07-25 CN CN201720909956.2U patent/CN207295104U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636520A (en) * | 2021-08-26 | 2021-11-12 | 东华大学 | Device and method for preparing down uniformly-distributed fiber net |
| CN113636520B (en) * | 2021-08-26 | 2023-09-19 | 东华大学 | Device and method for preparing down uniform distribution fiber web |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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