CN218756380U - Multi-variety laying device of needling equipment - Google Patents

Abstract

The utility model discloses a many varieties of acupuncture equipment spread layer device relates to acupuncture mechanical equipment field, the lapping structure includes to the lapping platform of acupuncture section direction conveying and to the ejection of compact machine of stone on the lapping platform, continuous stratified material has been laid to the upper surface of lapping platform, the lapping platform is to the direction of transfer of continuous stratified material and the layer direction mutually perpendicular of spreading of ejection of compact machine, rolling structure is connected to the one end that continuous stratified material is close to the acupuncture section, rolling structure is the same to the direction of pulling and the direction of transfer of continuous stratified material. The utility model discloses with continuous laminar material spread the end, when pulling continuous laminar material, lay the short-staple net and subsequent short-cut fibre after opening along the perpendicular to direction of pulling at its upper surface, realized with continuous laminar material, the short-staple net after opening and the short-cut fibre compound acupuncture's of freely subsiding processing, improved the bulk strength of acupuncture article, can guarantee the planarization of acupuncture article surface, avoid the surface fold and stromatolite to appear.

Description

Multi-variety laying device of needling equipment

Technical Field

The utility model relates to a acupuncture mechanical equipment field especially relates to a many varieties of acupuncture equipment spread layer device.

Background

The needle machine is widely applied to the production field of clothing, river protection and industrial protection products as non-woven material production equipment, and is increasingly widely applied to the field of composite material reinforced materials. At present, a needle machine is generally processed by a single material, composite processing of a plurality of materials is difficult to realize, the application range is limited, the requirements of customers cannot be met, and the performance of the materials cannot be fully exerted.

Chinese patent with application publication No. CN111394886A discloses a non-woven fabrics processing equipment, after opening respectively and combing and mixing cotton to the fibre of difference, form different fibre web layers respectively through the lapping machine, the fibre web enters into folding lapping device after the lapping machine lays the shaping, folding lapping device can set up a plurality ofly, a plurality of folding lapping devices set up along the both sides of second conveyer belt direction of transfer crisscross, and overlap each other on width direction's extension face, can realize the mode of piling up that interlocks each other between the multilayer fibre web, make the connection structure between the composite fibre web inseparabler more. However, in the scheme, only a plurality of folding and lapping devices at different positions are additionally arranged, and after opening various fibers, the fibers are respectively carded into a plurality of fiber mesh thin layers and then stacked, and continuous layered materials or materials which cannot be opened are compounded together to be needled together.

Chinese patent application publication No. CN109487440A discloses a combined lapping device for thin non-woven fabric, which includes a fiber raw material supply device, a combined lapping device, and a multi-layer fiber web fixing device, wherein a first carding machine, a cross lapping machine, and a second carding machine are disposed in the combined lapping device, the input ends of the first carding machine and the second carding machine are connected to the fiber raw material supply device, the output end of the first carding machine is connected to the input end of the cross lapping machine, a web conveying curtain for outputting the cross lapped fiber web is disposed in the cross lapping machine, the output end of the web conveying curtain is connected to the multi-layer fiber web fixing device, and the output end of the second carding machine is connected to the output end of the web conveying curtain, so that parallel lapping is performed on the cross lapped semi-finished product after cross lapping, or the output end of the second carding machine is connected to the input end of the web conveying curtain, so that parallel lapping is performed in advance under the cross lapped semi-finished product after cross lapping. However, in this proposal, the combined lapping is only to process and lay the supplied raw material in the fiber raw material supply device, and different kinds of continuous layered materials and the opened short fiber web material cannot be compounded together and needled together.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a many varieties of acupuncture equipment spread layer device, with the problem that exists among the above-mentioned prior art of solution, the utility model discloses with continuous laminar material at the bottom of lapping the platform upper berth to regard it as the surface of composite product, when pulling continuous laminar material, lay the short-staple web after opening and subsequent short cut fiber that freely subsides along the perpendicular to direction of pulling at its upper surface, realized with continuous laminar material, the short-staple web after opening and the processing of the short cut fiber composite acupuncture that freely subsides, improved the bulk strength of acupuncture article, can guarantee the planarization of acupuncture article surface, avoid the surface fold and stromatolite to appear.

The utility model provides a many varieties of acupuncture equipment spread layer device, including the lapping structure, the lapping structure include to the lapping platform of acupuncture section direction conveying and to the ejection of compact machine of stone on the lapping platform, continuous stratified material has been laid to the upper surface of lapping platform, the lapping platform is right continuous stratified material's direction of transfer with ejection of compact machine spread layer direction mutually perpendicular, continuous stratified material is close to the one end of acupuncture section and connects the rolling structure, the rolling structure is right continuous stratified material's direction of pull with direction of transfer is the same.

Preferably, the lapping structure still includes the exhibition flat structure, it is including being used for the exhibition flat to flatten the roll of continuous stratified material, the roll shaft of roll is followed direction of delivery is splayed symmetric distribution and is in the one end of keeping away from the acupuncture section on the lapping platform.

Preferably, the roller shaft of the stenter roller is connected with a support ring through a connecting rod in coaxial connection, the support ring is sleeved on a cross rod vertical to the conveying direction, and two ends of the cross rod are connected with the support wall of the lapping platform.

Preferably, the apparatus further comprises a transfer structure for delivering the continuous laminar material to the lapping platform, the transfer structure comprising a mandrel for winding the continuous laminar material and a mandrel tensioner for controlling the in-plane tension of the continuous laminar material.

Preferably, the conveying structure further comprises a guide roller for conveying the continuous layered material onto the lapping platform, a roller shaft of the guide roller is parallel to the mandrel, and the top end of a roller surface of the guide roller is flush with the upper surface of the lapping platform.

Preferably, the cutting structure comprises a driving roller and a driven roller which are perpendicular to the conveying direction and are arranged side by side, a plurality of blades are uniformly arranged on the circumferential direction of the roller surface of the driving roller, and the outer end portions of the blades are in butt fit with the roller surface of the driven roller when rotating along with the driving roller.

Preferably, the cutting structure further comprises a driving assembly for driving the driven roller along the conveying direction, and the driving assembly comprises supports arranged at two ends of the driven roller, a guide rail connected with the bottom of the support in a sliding manner, and a power unit for driving the supports to move along the guide rail.

Preferably, the cutting structure further comprises a guide pinch roller for guiding the continuous fibers between the drive roller and the driven roller, the guide pinch roller is in driven fit with the driven roller, and the continuous fibers pass through the space between the roller surfaces of the guide pinch roller and the driven roller.

Preferably, the cutting structure still includes a plurality of pipes that are used for carrying continuous fibers, and a plurality of the delivery end of pipe sets up side by side, just the side by side direction of delivery end with the direction of transfer is mutually perpendicular.

Preferably, the roller surface of the driven roller is made of elastic material, and the outer end part of the blade is inserted into the roller surface of the driven roller when rotating along with the driving roller.

The utility model discloses for prior art gain following technological effect:

(1) The utility model discloses with continuous laminar material at the bottom of laying on the lapping platform, and regard it as the surface of composite product, when drawing continuous laminar material, short-staple net after opening and subsequent free settlement's short fibre are laid along the perpendicular to direction of pulling at its upper surface, realized with continuous laminar material, the processing of short-staple net after opening and the short fibre composite needling of free settlement, the bulk strength of acupuncture article has been improved, can guarantee the planarization of acupuncture article surface, avoid fold and stromatolite to appear in the surface, and continuous laminar material can select different materials or different processing methods to make, thereby the acupuncture combined machining of many varieties different materials has been realized, can satisfy different customers' demand, can fully combine the performance of different materials to the acupuncture composite product simultaneously, the functional diversity of acupuncture article has been improved.

(2) The utility model discloses a rolling structure carries out the rolling to the continuous lamellar material on the lapping platform and pulls, combine continuous lamellar material winding in the spindle and be provided with the dabber tensioner, through the application of force control to continuous lamellar material in tandem, can effectively adjust continuous lamellar material's in-plane tension, and lay continuous lamellar material on the lapping platform that can convey, the slip conveying of avoiding continuous lamellar material that can furthest, thereby furthest's protection the surface of compound product behind the continuous lamellar material acupuncture, in addition, through setting up the continuous lamellar material of expander roller on the lapping platform and flattening to both sides, cooperation rolling structure and dabber tensioner are to the stretch-draw of continuous lamellar material direction of transfer, thereby the planarization on continuous lamellar material surface when better guarantee ejection of compact machine is laid on continuous lamellar material, reduce the displacement interference of the lamellar material of the ejection of compact machine turn-back laying to the continuous lamellar material of conveying in-process.

(3) The utility model discloses in set up the cutting structure, it cuts to can not open continuous fibers and cut, continuous fibers cuts the back after cutting freely and subsides to the laminar material, continuous laminar material has been realized, through the short-staple net that opens and the processing of the short compound acupuncture of fiber of cutting that freely subsides, the processing of the compound acupuncture of the different materials of many varieties has been realized, the bulk strength and the functional diversity of acupuncture article have been improved, through setting up a plurality of pipe transmission continuous fibers side by side, the simple operation, the process is clean and tidy, and can cut the fibre perpendicularly along the conveying evenly to lay, thereby the intensity of acupuncture composite article has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

FIG. 1 is a schematic view of the overall structure of a needling apparatus using a multi-variety layering device;

FIG. 2 is a front view in the B direction of a lapping structure in a multi-variety layering device;

FIG. 3 is a side view of a lapping structure in the A direction of a multi-variety layering device;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a side view of fig. 4.

Wherein, 100, a net laying structure; 200. cutting the structure; 1. a feeding area; 2. pre-opening; 3. secondary opening; 4. a lapping platform; 5. a needling section; 6. a winding shaft; 7. a creel; 8. a cross bar; 9. a stenter roller support ring; 10. a stenter roll; 11. a mandrel; 12. a coil stock; 13. a mandrel tensioner; 14. a mandrel holder; 15. a guide roller; 16. a guide roll support; 17. a drive roll; 18. a driven roller; 19. a drive roll support; 20. a motor; 21. a driven roller support; 22. a guide rail; 23. a power pack; 24. a power pack support; 25. a conduit; 26. cutting the structural support platform; 27. a guide compression roller; 28. a continuous fiber; 29. a blade; 30. a guide roll bearing; 31. the direction of transport.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model aims at providing a many varieties of acupuncture equipment spread layer device, with the problem that exists among the above-mentioned prior art of solution, the utility model discloses with continuous laminar material at the bottom of lapping the platform upper berth to regard it as the surface of composite product, when pulling continuous laminar material, lay the short-staple web after opening and subsequent short cut fiber that freely subsides along the perpendicular to direction of pulling at its upper surface, realized with continuous laminar material, the short-staple web after opening and the processing of the short cut fiber composite acupuncture that freely subsides, improved the bulk strength of acupuncture product, can guarantee the planarization of acupuncture product surface, avoid the surface fold and stromatolite to appear.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

As shown in figure 1, the utility model provides a many varieties of layers device of acupuncture equipment, including lapping structure 100, lapping structure 100 includes lapping platform 4 and the ejection of compact machine of stone material on lapping platform 4 of conveying to 5 directions of acupuncture section, preferably, lapping platform 4 can be the conveyer belt of conveying to 5 directions of acupuncture section, the tip of conveying to 5 directions of acupuncture section, then with the material feeding acupuncture section 5, the ejection of compact machine here connects the short fiber net after the secondary is opened 3, the short fiber net comes from the PP short fiber processing that feeding district 1 put into and opens and forms, the upper surface of lapping platform 4 is laid with continuous laminar material, preferably, continuous laminar material can be continuous fashioned coiled material 12, before ejection of compact machine lapping, lay on lapping platform 4 first, lapping platform 4 is mutually perpendicular to the direction of layer 31 and the ejection of compact machine of the layer of the direction of conveying of continuous laminar material, the discharge machine turns back and forth on a path perpendicular to the conveying direction 31 to lay the short fiber net on the lapping platform 4, the lapping effect of the short fiber net on the upper surface of the continuous layered material can be adjusted by controlling the conveying speed of the lapping platform 4 and the turning back speed of the discharge machine, one end of the continuous layered material close to the needling section 5 is connected with a rolling structure, preferably, the rolling structure comprises a rolling shaft 6 capable of rotating and winding the continuous layered material, the traction direction of the rolling shaft 6 to the continuous layered material is the same as the conveying direction 31, one end of the continuous layered material firstly penetrates through the lapping platform 4 and the needling section and is connected onto the rolling shaft before the discharge machine lays the material, then the traction of the continuous layered material on the lapping platform 4 is realized by the rotation of the rolling shaft 6, the flatness and the wrinkle of the continuous layered material on the lapping platform 4 are kept by adjusting the traction force, according to the technical scheme, the continuous layered material is paved on the paving platform 4 and used as the outer surface of the composite product, the loosened short fiber net is paved on the upper surface of the continuous layered material along the direction perpendicular to the traction direction while the continuous layered material is dragged, then the free-settling short fibers are uniformly distributed on the short fiber net in an unoriented manner at the cutting device 200, and finally the continuous layered material, the loosened short fiber net and the free-settling short fibers are subjected to composite needling in the needling section 5, so that the overall strength of the needled product is improved, the smoothness of the outer surface of the needled product can be ensured, wrinkles and laminations on the outer surface are avoided, and the continuous layered material can be prepared by selecting different materials or different processing modes, so that the needling composite processing of various different materials is realized, the requirements of different customers can be met, the performances of different materials can be fully combined into the needled composite product, and the functional diversity of the needled product is improved.

Further, the lapping structure further comprises a flattening structure, the flattening structure comprises a stentering roller 10 used for flattening the continuous layered material, a roller shaft of the stentering roller 10 is symmetrically distributed on the lapping platform 4 in a splayed shape along the conveying direction 31 and is far away from one end of the needle-punched section 5, the roller shaft of the stentering roller 10 symmetrically distributed on the lapping platform 4 forms a splayed shape by taking the conveying direction 31 as a reference, so that when the continuous layered material moves along the conveying direction 31, the roller shaft is driven to rotate through friction with a roller surface of the stentering roller 10, and the roller surface rotates obliquely towards two sides, so that the continuous layered material is flattened towards two sides by the aid of the roller surface of the rotating stentering roller 10, wrinkles and middle arching of the continuous layered material are eliminated, the continuous layered material is pulled by the winding shaft 6 in a matched mode, flatness of the continuous layered material serving as the outer surface of the composite product is better guaranteed, and wrinkles are avoided from occurring on the outer surface.

As shown in fig. 2 and 3, further, the roll shaft of the expanding roll 10 is connected with the expanding roll support ring 9 through a connecting rod which is coaxially connected, the expanding roll support ring 9 is sleeved on the cross rod 8 which is perpendicular to the conveying direction 31, two ends of the cross rod 8 are connected with the support wall of the lapping platform 4, the support wall does not move along with the lapping platform 4, preferably, the expanding roll support ring 9 is slidably sleeved on the cross rod 8, and when the horizontal distance between the expanding rolls 10 is required to be adjusted according to the width of the continuous layered material on the lapping platform 4, the position of the expanding roll support ring 9 on the cross rod 8 can be adjusted, so that the expanding roll 10 is ensured to adapt to the formed coiled materials with different widths.

As shown in fig. 2 and 3, further, the device further comprises a conveying structure for conveying the continuous layered material to the lapping platform 4, the conveying structure comprises a mandrel 14 for winding the continuous layered material and a mandrel tensioner 13 for controlling the in-plane tension of the continuous layered material, the mandrel tensioner 13 is matched with the winding shaft, and can apply acting force to two ends of the continuous layered material, and the in-plane tension of the continuous layered material can be controlled by controlling the magnitude of the acting force.

Further, the conveying structure further comprises a guide roller 15 used for conveying the continuous layered material to the lapping platform 4, a roller shaft of the guide roller 15 is parallel to the mandrel 11, the top end of a roller surface of the guide roller 15 is flush with the upper surface of the lapping platform 4, the guide roller 15 is arranged between the lapping platform 4 and the mandrel 11 and used as a transition support of the continuous layered material, the top end of the roller surface of the guide roller 15 is flush with the surface of the lapping platform 4, the continuous layered material can be adjusted to a corresponding height before entering the lapping platform 4, so that the continuous layered material can be guaranteed to enter the lapping platform 4 in a smooth transition mode to the maximum extent, and the damage of the end of the lapping platform 4 to the surface of the continuous layered material is avoided.

As shown in fig. 4 and 5, further, the cutting structure 200 for cutting the continuous fiber 28 is further included, the cutting structure 200 includes a driving roller 17 and a driven roller 18 which are perpendicular to the conveying direction 31 and are arranged side by side, a plurality of blades 29 are uniformly arranged on the circumferential direction of the roller surface of the driving roller 17, the outer end portions of the blades 29 are in abutting fit with the roller surface of the driven roller 18 when rotating along with the driving roller 17, the cutting length of the continuous fiber 28 can be effectively controlled by adjusting the arrangement number of the blades 29 on the roller surface of the driving roller 17 and controlling the ratio of the roller diameters of the driving roller 17 and the driven roller 18, further, the cutting structure 200 further includes a driving assembly for driving the driven roller 18 along the conveying direction, the driving assembly includes driven roller supports 21 arranged at both ends of the driven roller 18, guide rails 22 slidably connected with the bottoms of the driven roller supports 21, and a power unit 23 for driving the supports to move along the guide rails 22, the driven roller 18 is driven by a power set 23, preferably, the power set 23 can be a device capable of realizing power driving by pneumatic pressure and the like, the device is close to or far from the driving roller 17 along a guide rail 22, the horizontal distance between the device and the driving roller 17 is adjusted, two ends of the driving roller 17 are connected to a support of the driving roller 17, the driving roller 17 is driven to rotate by a motor 20 arranged at the end part, when the continuous fibers 28 need to be cut, the horizontal distance between the driven roller 18 and the driving roller 17 is adjusted, the outer end part of a blade of the driving roller 17 is in contact fit with the roller surface of the driven roller 18, the continuous fibers 28 between the driven roller 18 and the driving roller are cut off, and the continuous fibers fall onto the conveyed continuous layered materials in a nondirectional manner through free settling and enter the needling section 5 together.

Further, the cutting structure 200 further comprises a guiding pressure roller 27 for guiding the continuous fibers 28 into a space between the driving roller 17 and the driven roller 18, the guiding pressure roller 27 is in driven fit with the driven roller 18, the continuous fibers 28 pass through a space between the guiding pressure roller 27 and the roller surface of the driven roller 18, the guiding pressure roller 27 is arranged, the continuous fibers 28 to be cut pass through a space between the guiding pressure roller 27 and the driven roller 18 and enter a space between the driving roller 17 and the roller surface of the driven roller 18, when the continuous fibers 28 need to be cut, the rotation of the driving roller 17 drives the driven roller 18 to rotate, the cutting of the continuous fibers 28 between the rollers is completed, and meanwhile, the rotation of the driven roller 18 drives the guiding pressure roller 27 to rotate, so that the continuous fibers 28 passing through the middle are continuously guided, the continuous cutting operation is realized, and the phenomenon that the continuous fibers 28 are not cut effectively in time due to stagnation is avoided.

Further, the cutting structure 200 further comprises a plurality of guide pipes 25 for conveying the continuous fibers 28, discharge ends of the guide pipes 25 are arranged side by side, and the side by side direction of the discharge ends is perpendicular to the conveying direction 31, preferably, the continuous fibers 28 are non-openable materials, by arranging the guide pipes 25, one ends of the guide pipes 25 are arranged on the creel 7 to facilitate feeding, the other ends of the guide pipes 25 are close to an area between the guide pressing roller 27 and the driven roller 18, or the other ends of the guide pipes 25 are arranged in an upper area between the driving roller 17 and the driven roller 18, the guide pipes 25 are arranged side by side, transverse uniform distribution of the cut continuous fibers 28 on the conveyed layered materials can be guaranteed to the maximum extent, overall strength of the composite products in all directions after needling can be improved, further, after the continuous fibers 28 are combined, the continuous fibers are transmitted to the needling section 5, when the materials pass through the needling section 5 from the lower pressing roller, the materials can be compacted, strength of the needling and the composite products can be favorably enhanced, and the materials can be smoothly guided into the needling section 5 in front of the materials after being layered.

Further, the roll surface of the driven roll 18 is made of elastic material, the outer end part of the blade 29 is inserted into the roll surface of the driven roll 18 when the blade rotates along with the driving roll 17, preferably, the driven roll 18 is a rubber roll, the driven roll 18 is moved to adjust the horizontal distance with the driving roll 17, the outer end part of the blade of the driving roll 17 is kept inserted into the roll surface of the rubber roll, when the driving roll 17 rotates, the outer end part of the blade 29 of the driving roll 17 is abutted against the roll surface of the driven roll 18, the continuous fibers 28 are further brought between the rolls, when the driving roll 17 rotates, the outer end part of the blade 29 continuously penetrates into the roll surface of the driven roll 18, the continuous fibers 28 are cut, and meanwhile, the blade is ensured to sequentially and smoothly rotate through the roll surface of the driven roll 18 by means of the elastic deformation of the roll surface of the driven roll 18.

The adaptability that carries out according to actual demand all is in the protection scope of the utility model.

It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a many varieties of acupuncture equipment spread layer device, its characterized in that, includes the lapping structure, the lapping structure include to the lapping platform of acupuncture section direction conveying and to the ejection of compact machine of stone on the lapping platform, continuous stratified material has been laid to the upper surface of lapping platform, the lapping platform is right continuous stratified material's direction of delivery with the layer direction mutually perpendicular of ejection of compact machine, rolling structure is connected to the one end that continuous stratified material is close to the acupuncture section, rolling structure is right continuous stratified material's the direction of pulling with direction of delivery is the same.

2. The multi-variety layering device of needling equipment according to claim 1, wherein the lapping structure further comprises a flattening structure, the flattening structure comprises a spreader roll for flattening the continuous layered material, and roll shafts of the spreader roll are symmetrically distributed on the lapping platform in a splayed manner along the conveying direction at one end far away from the needling section.

3. The multi-variety layering device of needling equipment according to claim 2, wherein the roll shafts of the stenter rolls are connected with a support ring through coaxially connected connecting rods, the support ring is sleeved on a cross rod perpendicular to the conveying direction, and two ends of the cross rod are connected with the support wall of the lapping platform.

4. The multi-variety layup apparatus of the needling apparatus of claim 1, further comprising a transfer structure to deliver the continuous layered material to the lapping platform, the transfer structure including a mandrel for winding the continuous layered material and a mandrel tensioner to control an in-plane tension of the continuous layered material.

5. The multi-variety layering device of a needling apparatus of claim 4, wherein the transfer structure further comprises a guide roller for transferring the continuous layered material onto the lapping platform, the roller axis of the guide roller being parallel to the mandrel, the roller surface tip of the guide roller being flush with the upper surface of the lapping platform.

6. The multi-variety layering device of needling equipment according to any one of claims 1 to 5, further comprising a cutting structure for cutting continuous fibers, wherein the cutting structure comprises a driving roller and a driven roller which are perpendicular to the conveying direction and are arranged side by side, a plurality of blades are uniformly arranged on the circumferential direction of the roller surface of the driving roller, and the outer end portions of the blades are in butt fit with the roller surface of the driven roller when rotating along with the driving roller.

7. The multi-variety layering device of needling equipment according to claim 6, wherein the cutting structure further comprises a drive assembly driving the driven roller in the conveying direction, the drive assembly comprising supports disposed at both ends of the driven roller, a guide rail slidably connected to the bottom of the supports, and a power pack driving the supports to move along the guide rail.

8. The multi-variety layering device of needling equipment according to claim 7, wherein the cutting structure further comprises a guide pinch roller for guiding the continuous fibers between the drive roller and the driven roller, the guide pinch roller being in driven engagement with the driven roller, the continuous fibers passing between the roll faces of the guide pinch roller and the driven roller.

9. The multi-variety layup apparatus of a needling apparatus according to claim 8, wherein the cutting structure further comprises a plurality of conduits for conveying the continuous fibers, discharge ends of the plurality of conduits being arranged side-by-side, and a side-by-side direction of the discharge ends being perpendicular to the conveying direction.

10. The multi-variety layering device for needling equipment according to claim 9, wherein the roll surfaces of the driven rolls are made of an elastic material, and the outer end portions of the blades are inserted into the roll surfaces of the driven rolls when rotating along with the driving roll.

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