CN216738788U

CN216738788U - Net forming device for grid cloth

Info

Publication number: CN216738788U
Application number: CN202220208578.6U
Authority: CN
Inventors: 包维国; 濮建华; 王坤; 唐岷
Original assignee: Gri Medical & Electronic Technology Co ltd
Current assignee: Gri Medical & Electronic Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-06-14
Anticipated expiration: 2032-01-25

Abstract

The utility model belongs to the technical field of mesh cloth production equipment, and particularly relates to a mesh cloth forming device. Aiming at the defect that the existing weft winding device is difficult to thread off, the utility model adopts the following technical scheme: a grid cloth netting device, a frame; the warp feeding mechanism is used for conveying a plurality of strands of parallel warps from upstream to downstream; the weft winding mechanism winds weft on the thread feeding belt and the warp, and the winding belt is provided with a pay-off rack and a guide pipe; a weft feeding mechanism for feeding the weft in the warp advancing direction; during the course of the warp thread, the weft thread winding mechanism winds the weft thread on the warp thread and the thread feeding belt, and the thread feeding belt conveys the weft thread thereon from upstream to downstream. The utility model has the beneficial effects that: the original two layers of warps clamp the middle weft, the weft is changed to be wound outside the warps, and the problem that the weft is not smooth in separation is solved on the premise of ensuring the speed.

Description

Net forming device for grid cloth

Technical Field

The utility model belongs to the technical field of mesh cloth production equipment, and particularly relates to a mesh cloth forming device.

Background

The non-woven fabric has the advantages of light weight, softness, water repellency, air permeability, no toxicity, antibiosis and the like, and is widely applied to various industries. In the production of certain nonwoven fabrics, it is necessary to increase the strength of the nonwoven fabric by means of warp and weft threads. The cloth is formed by gluing an upper non-woven fabric layer, a lower non-woven fabric layer and a warp and weft positioned between the two layers. Specifically, the cloth is rolled and released through an upper non-woven fabric and a lower non-woven fabric, the mesh cloth is synchronously woven through a warp and weft weaving device in the middle, and the cloth is collected, pressed, aligned and glued through a gluing device. The warp and weft layers in the middle are also called grid cloth.

The existing production mode of the grid cloth is formed by repeatedly shuttling back and forth along the width direction of the cloth through a weft yarn winding mechanism and matching with a warp yarn arrangement mechanism. As the two states of acceleration and deceleration are switched back and forth in the process of reciprocating motion of the threading needle, the forming speed of the weft is limited, and the production speed of the grid cloth is also limited.

In order to solve the problem of low production speed of the mesh cloth, the Chinese utility model with the authorization publication number of CN211522468U discloses a weft winding device and mesh cloth production equipment, wherein the weft winding device comprises a frame, a winding mechanism and a synchronous belt mechanism; the winding mechanism comprises a fixed shaft, a hollow shaft, a driving device and a winding arm; the synchronous belt mechanism comprises a pair of synchronous belts, synchronous wheels and fixed seats which are arranged in parallel, a connecting plate is arranged between the two fixed seats, and the connecting plate is fixedly connected with the fixed shaft; a weft slot is arranged on the surface of the synchronous belt; the hollow shaft is connected with the fixed shaft through a bearing, and when the driving device drives the hollow shaft to rotate, the bobbin frame assembly and the winding arm rotate along with the hollow shaft and wind yarns in the weft grooves to form alternate and parallel warps; the weft winding efficiency is high.

Aforementioned chinese utility model patent adopts the mode of upper and lower two-layer warp centre gripping intermediate level weft, and production efficiency is high. But it has problems that: because the weft has certain viscidity, the weft often can be drawn into between hold-in range and the fixing base, leads to the weft to take off the line difficulty. In addition, the winding mechanism needs to rotate outside the warp threads, the winding mechanism is large in size, and the width of the manufactured grid cloth is limited.

SUMMERY OF THE UTILITY MODEL

Aiming at the defect that the existing weft winding device is difficult to thread off, the utility model provides the mesh-forming device, which ensures high-efficiency production and reduces the difficulty of thread off of the weft.

In order to achieve the purpose, the utility model adopts the following technical scheme: a mesh-laying apparatus, the mesh-laying apparatus comprising:

a frame;

the warp feeding mechanism is used for conveying a plurality of strands of parallel warps from upstream to downstream;

the weft winding mechanism comprises a winding motor and a winding assembly driven by the winding motor, wherein the winding assembly comprises a winding wheel positioned on the outer side of a warp and a winding belt matched with the winding wheel, the winding belt rotates along the weft direction, and a pay-off rack and a guide pipe are arranged on the winding belt;

the weft yarn feeding mechanism comprises a yarn feeding motor and two groups of yarn feeding assemblies driven by the yarn feeding motor, each yarn feeding assembly comprises a yarn feeding wheel and a yarn feeding belt, the yarn feeding assemblies are positioned on the outer side of warps and the inner side of a winding wheel, and the yarn feeding assemblies rotate along the running direction of the warps;

during the process of warp thread advancing, the weft thread winding mechanism winds the weft thread on the warp thread and the thread feeding wheel, and the thread feeding belt conveys the weft thread on the thread feeding wheel from upstream to downstream.

According to the mesh cloth netting device, in the process of advancing of warps, the wefts are wound on the wire feeding belt and the warps through the weft winding mechanism and the weft feeding mechanism and the rotation of the wire winding belt of the weft winding mechanism, the wefts are advanced in the same direction as the warps through the weft feeding mechanism, the original two layers of warps clamp the middle wefts, and the wefts are wound outside the warps, so that the problem of unsmooth separation of the wefts is solved while high-efficiency production is guaranteed; the weft feeding mechanism plays the roles of spreading and conveying the weft simultaneously.

As the improvement, be equipped with the pay off rack mounting panel on the wire winding area, the pay off rack is located on the pay off rack mounting panel, still be equipped with the guiding tube mounting panel on the mounting panel, the guiding tube is located on the guiding tube mounting panel.

As the improvement, the wire winding belt wheel assembly has two sets of, two the same area connecting plate of rigid coupling on the wire winding area, pay off rack mounting panel and the equal detachable of guiding tube mounting panel are located on the area connecting plate. Adopt two sets of wire winding band pulley subassemblies, the pay off rack operates steadily, guarantees the reliable work of device.

As an improvement, the grid cloth netting device further comprises a guide plate positioned above the wire feeding belt, the guide plate and the wire feeding belt form a length wire passing gap for weft to move along the length direction of warp, and the guide plate is provided with a guide part. When the pay off rack is located near the reel part position, the line does not contact with warp or wire feeding wheel, and weft is unsettled, if not set up the guide board, probably the weft density scheduling problem that differs appears. After the guide plate is arranged, the weft is wound on the warp from the same position all the time.

As an improvement, the mesh cloth netting device further comprises a baffle positioned above the wire feeding belt, the baffle is attached to the wire feeding belt, and a high wire passing gap for the guide pipe to pass through is formed between the baffle and the guide plate. The baffle and the guide plate have similar functions, and the difference is that no wire passing gap is formed between the baffle and the wire feeding wheel.

As an improvement, the lower end of the guide part is an arc part; the upstream of the guide part is low, and the downstream of the guide part is high; the downstream end part of the baffle is matched with the wire outlet part of the guide pipe, the wire outlet part of the guide pipe is obliquely arranged, and the upstream is high and the downstream is low.

As an improvement, the wire feeding belt is a smooth wire feeding belt, and a weft groove does not need to be arranged on the wire feeding belt. Through practical tests, the device can work normally and meet corresponding requirements when no weft slot is formed. Through practical tests, even if the weft groove is formed, the weft does not always enter the weft groove neatly.

As an improvement, the speed of the wire feeding belt is consistent with the speed of the warp yarns.

As a refinement, the thickness of the wire feeding belt is approximately equal to the diameter of the warp yarns.

As an improvement, the height difference between the outlet end of the guide pipe and the plane where the axes of the two wire feeding wheels are located is 2-10 mm.

As an improvement, the two winding frames are arranged in a central symmetry mode, so that the efficiency is further improved.

As an improvement, the mesh cloth netting device further comprises a gluing mechanism, and the gluing mechanism comprises a gluing roller positioned below the weft, a liftable glue pool for supplying glue to the gluing roller and a glue scraping plate. The glue pool can be driven to lift by a lifting assembly, and the lifting assembly comprises an air cylinder and a vertical guide structure.

As an improvement, warp send line mechanism to include the roll-in subassembly, the roll-in subassembly includes by roll-in motor drive's last compression roller and lower compression roller, it is fixed that the compression roller is down, it is gone up the compression roller and is gone up and down by compression roller motor drive to go up the compression roller, net cloth net-forming device is still including being located the mechanism that cuts in roll-in subassembly low reaches, it includes by the cutter that cuts off motor drive to cut off the mechanism.

The mesh forming device of the utility model has the advantages that: in the process of advancing warp, through weft wire winding mechanism and weft wire feeding mechanism, through the rotation in the winding area of weft wire winding mechanism, with weft around on feeding area and warp, weft wire feeding mechanism makes weft and warp equidirectional advancing, with weft in the middle of the original two-layer warp centre gripping, changes weft around the outside at warp into, under the prerequisite of assurance speed, helps solving weft and breaks away from not smooth difficult problem.

Drawings

Fig. 1 and 2 are schematic views of different angles of the mesh-forming apparatus according to the first embodiment of the present invention.

Fig. 3 is a schematic structural view of a warp feeding mechanism of the mesh-forming apparatus according to the first embodiment of the present invention.

Fig. 4 is a schematic structural view of a weft winding mechanism, a weft feeding mechanism, a guide plate and a baffle plate of the mesh-forming device according to the first embodiment of the present invention.

Fig. 5 is a partially enlarged schematic view of fig. 4.

FIG. 6 is a schematic view showing the structure of the wire feeding belt, the guide plate, the baffle plate and the guide tube of the first apparatus for forming a mesh-forming web according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of a gluing mechanism of a mesh-forming apparatus according to a first embodiment of the present invention.

In the figure, 1, a frame;

2. a warp feeding mechanism; 21. an upper compression roller; 22. a lower pressing roller; 23. a compression roller motor;

3. a weft winding mechanism; 31. a reel; 32. a winding tape; 33. a connecting plate; 34. a pay-off rack mounting plate; 35. A pay-off rack; 36. a guide tube mounting plate; 37. a guide tube;

4. a weft feeding mechanism; 41. a wire feeding wheel; 42. a wire feeding belt;

5. a guide plate;

6. a baffle plate;

7. a gluing mechanism; 71. gluing a rubber roller; 72. a glue pool; 73. scraping a rubber plate; 74. a lifting assembly;

8. a cutting mechanism.

Detailed Description

The technical solutions and the utility model of the embodiments of the present invention will be explained and put into practical use with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all of them. Other embodiments obtained by persons skilled in the art without any inventive work based on the embodiments in the embodiment belong to the protection scope of the utility model.

Referring to fig. 1 to 7, a mesh-forming apparatus of the present invention comprises:

a frame;

the weft wire feeding mechanism comprises a wire feeding motor and two sets of wire feeding assemblies driven by the wire feeding motor, wherein each wire feeding assembly comprises a wire feeding wheel and a wire feeding belt, the wire feeding assemblies are positioned on the outer sides of warps and the inner sides of reels, and the wire feeding assemblies rotate along the advancing direction of the warps;

the cutting mechanism is arranged between the warp yarn feeding mechanism and the downstream yarn feeding wheel and is used for cutting the width of the grid cloth;

According to the mesh cloth netting device, in the process of advancing of warps, the wefts are wound on the wire feeding belt and the warps through the weft winding mechanism and the weft feeding mechanism and the rotation of the wire winding belt of the weft winding mechanism, the wefts are advanced in the same direction as the warps through the weft feeding mechanism, the original two layers of warps clamp the middle wefts, and the wefts are wound outside the warps, so that the problem that the wefts are not smooth is solved; the weft feeding mechanism plays the roles of spreading and conveying the weft simultaneously.

Example one

Referring to fig. 1 to 7, a mesh-forming apparatus according to a first embodiment of the present invention includes:

a frame 1;

a warp thread feeding mechanism 2 for feeding a plurality of parallel warp threads from upstream to downstream;

the weft winding mechanism 3 comprises a winding motor and a winding assembly driven by the winding motor, wherein the winding assembly comprises a winding wheel 31 positioned on the outer side of a warp and a winding belt 32 matched with the winding wheel 31, the winding belt 32 rotates along the weft direction, and a pay-off rack 35 and a guide pipe 37 are arranged on the winding belt 32;

the weft wire feeding mechanism 4 comprises a wire feeding motor and two sets of wire feeding assemblies driven by the wire feeding motor, wherein the wire feeding assemblies comprise wire feeding wheels 41 and wire feeding belts 42, the wire feeding assemblies are positioned on the outer sides of warps and the inner sides of the wire reels 31, and the wire feeding assemblies rotate along the advancing direction of the warps;

a cutting mechanism 8 which is arranged between the warp thread feeding mechanism 4 and the downstream thread feeding wheel 41 and cuts the width of the mesh cloth;

during the course of the warp thread running, the weft thread winding mechanism 3 winds the weft thread on the warp thread and the thread feeding wheel 41, and the thread feeding belt 42 conveys the weft thread thereon from upstream to downstream.

In this embodiment, the two wire feeding assemblies are driven by the same wire feeding motor.

In this embodiment, be equipped with pay off rack mounting panel 34 on the wire winding area 32, pay off rack 35 is located on the pay off rack mounting panel 34, still be equipped with guide tube mounting panel 36 on the mounting panel, guide tube 37 is located on the guide tube mounting panel 36.

In this embodiment, there are two sets of the winding belt 32 wheel assemblies, two winding belts 32 are fixedly connected to a belt connecting plate 33, and the pay-off rack mounting plate 34 and the guide pipe mounting plate 36 are detachably disposed on the belt connecting plate 33. Two groups of winding belt 32 wheel assemblies are adopted, the pay-off rack 35 runs stably, and the reliable work of the device is guaranteed. The wound belt 32 wheel assembly is driven by the same wound motor.

In this embodiment, the mesh-forming device further includes a guide plate 5 located above the thread feeding belt 42, the guide plate 5 and the thread feeding belt 42 form a length thread passing gap for weft threads to move along the length direction of warp threads, and the guide plate 5 has a guide part. When pay off rack 35 is located near reel 31 partial position, the line does not contact with warp or wire feeding wheel 41, and weft is unsettled, if do not set up guide plate 5, probably the weft density scheduling problem that differs appears. After the guide plate 5 is provided, the weft is always wound on the warp from the same position.

In this embodiment, the mesh-forming device further includes a baffle 6 located above the wire feeding belt 42, the baffle 6 is attached to the wire feeding belt 42, and a height wire passing gap for the guide pipe 37 to pass through is formed between the baffle 6 and the guide plate 5. The baffle 6 and the guide plate 5 function similarly, except that there is no wire passing gap between the baffle 6 and the wire feeding wheel 41.

In this embodiment, the lower end of the guide portion is an arc portion; the upstream of the guide part is low, and the downstream of the guide part is high; the downstream end part of the baffle 6 is matched with the outgoing line part of the guide pipe 37, and the outgoing line part of the guide pipe 37 is obliquely arranged, and the upstream is high, and the downstream is low.

In this embodiment, the thread feeding belt 42 is a smooth thread feeding belt 42, and no weft slot is required to be formed on the smooth thread feeding belt. Through practical tests, the device can work normally and meet corresponding requirements when no weft slot is formed. Through practical tests, even if the weft groove is formed, the weft does not always enter the weft groove neatly.

In this embodiment, the speed of the thread feeding belt 42 is the same as the warp thread speed.

In this embodiment, the thickness of the thread feeding belt 42 is substantially equal to the diameter of the warp thread.

In this embodiment, the height difference between the wire outlet end of the guide tube 37 and the plane where the axes of the two wire feeding wheels 41 are located is 2-10 mm.

In this embodiment, the two winding frames are arranged in central symmetry, so as to further improve the efficiency.

In this embodiment, the mesh cloth netting device further comprises a gluing mechanism 7, and the gluing mechanism 7 comprises a gluing roller 71 positioned below the weft, a liftable glue pool 72 for supplying glue to the gluing roller 71, and a glue scraping plate 73. The glue pool 72 can be driven to rise and fall by a lifting assembly 74, and the lifting assembly 74 comprises an air cylinder and a vertical guide structure.

In this embodiment, warp thread feeding mechanism 2 includes the roll-in subassembly, the roll-in subassembly includes by roll-in motor drive's last compression roller 21 and lower compression roller 22, lower compression roller 22 is fixed, it is driven by compression roller motor 23 to go up compression roller 21 and go up and down, net cloth net-forming device is still including being located the mechanism that cuts in roll-in subassembly low reaches, it includes by the cutter that cuts motor drive to cut off the mechanism.

In the present embodiment, the guide plate 5 and the baffle 6 are located inside the wire feeding belt 42.

In this embodiment, the frame 1 is further provided with other structures for guiding warp threads.

In this embodiment, a part of the structure is not shown, such as a winding motor, a feeding motor, a part of the structure of the frame 1, and the like.

The working principle of the mesh-forming device of the first embodiment of the utility model is as follows: the warp feeding mechanism 2 conveys warps from upstream to downstream, in the process of advancing the warps, the weft winding mechanism 3 winds wefts on the warp feeding belt 42 and the warps, the weft winding mechanism 4 conveys the wefts from upstream to downstream, after the wefts reach the gluing mechanism 7, the warps and the wefts are glued by the gluing mechanism 7, the glued warps and the wefts are clamped at the warp feeding mechanism 2 to form a net, and the cutting mechanism 8 trims the width of the net cloth after the net is formed.

The mesh cloth netting device of the first embodiment of the utility model has the beneficial effects that: in the process of advancing the warp, the weft is wound on the weft feeding belt 42 and the warp by the weft winding mechanism 3 and the weft feeding mechanism 4 and the rotation of the winding belt 32 of the weft winding mechanism 3, the weft feeding mechanism 4 enables the weft and the warp to advance in the same direction, the original two layers of warps clamp the middle weft, the weft is wound outside the warp, and the problem that the weft is not smooth is solved on the premise of ensuring the speed; the weft winding mechanism 3 adopts a belt wheel assembly transmission mode to replace the traditional mode that a hollow shaft drives a bobbin frame assembly, the required space is small, and grid cloth with larger width can be produced.

While the utility model has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the utility model is not limited thereto but is intended to cover all modifications and equivalents as may be included within the spirit and scope of the utility model. Any modification which does not depart from the functional and structural principles of the utility model is intended to be included within the scope of the following claims.

Claims

1. A mesh cloth becomes net device which characterized in that: the mesh-forming apparatus comprises:

a frame (1);

a warp feeding mechanism (2) for feeding a plurality of parallel warps from upstream to downstream;

the weft winding mechanism (3) comprises a winding motor and a winding assembly driven by the winding motor, wherein the winding assembly comprises a winding wheel (31) positioned on the outer side of a warp and a winding belt (32) matched with the winding wheel (31), the winding belt (32) rotates along the weft direction, and a pay-off rack (35) and a guide pipe (37) are arranged on the winding belt (32);

the weft wire feeding mechanism (4) comprises a wire feeding motor and two sets of wire feeding assemblies driven by the wire feeding motor, wherein each wire feeding assembly comprises a wire feeding wheel (41) and a wire feeding belt (42), the wire feeding assemblies are positioned on the outer sides of warps and the inner sides of reels (31), and the wire feeding assemblies rotate along the advancing direction of the warps;

the cutting mechanism (8) is arranged between the warp wire feeding mechanism (2) and the downstream wire feeding wheel (41), comprises a cutting motor and a cutter driven by the cutting motor, and cuts the width of the mesh cloth by the cutting mechanism (8);

during the process of warp thread advancing, the weft thread winding mechanism (3) winds the weft thread on the warp thread and the thread feeding wheel (41), and the thread feeding belt (42) conveys the weft thread on the thread feeding wheel from upstream to downstream.

2. A mesh-forming apparatus according to claim 1 wherein: be equipped with pay off rack mounting panel (34) on wire winding area (32), pay off rack (35) are located on pay off rack mounting panel (34), still be equipped with guiding tube mounting panel (36) on the mounting panel, guiding tube (37) are located on guiding tube mounting panel (36).

3. A mesh-forming apparatus according to claim 2, wherein: the winding belt (32) wheel assemblies are two in number, two are fixedly connected to the same belt connecting plate (33) on the winding belt (32), and the pay-off rack mounting plate (34) and the guide pipe mounting plate (36) are detachably arranged on the belt connecting plate (33).

4. A mesh-forming apparatus according to claim 1 wherein: the grid cloth net forming device further comprises a guide plate (5) located above the wire feeding belt (42), the guide plate (5) and the wire feeding belt (42) form a length wire passing gap for weft to move along the length direction of warp, and the guide plate (5) is provided with a guide part.

5. A mesh-forming apparatus according to claim 4, wherein: the mesh cloth net forming device further comprises a baffle (6) positioned above the wire feeding belt (42), the baffle (6) is attached to the wire feeding belt (42), and a height wire passing gap for the guide pipe (37) to pass through is formed between the baffle (6) and the guide plate (5).

6. A mesh-forming apparatus according to claim 5, wherein: the lower end of the guide part is an arc part; the upstream of the guide part is low, and the downstream of the guide part is high; the downstream end part of the baffle (6) is matched with the wire outlet part of the guide pipe (37), the wire outlet part of the guide pipe (37) is obliquely arranged, and the upstream is high and the downstream is low.

7. A mesh-forming apparatus according to claim 1 wherein: the wire feeding belt (42) is a smooth wire feeding belt (42); the speed of the wire feeding belt (42) is consistent with the speed of warp threads; the thickness of the thread feeding belt (42) is approximately equal to the diameter of the warp thread.

8. A mesh-forming apparatus according to claim 1 wherein: the height difference between the outlet end of the guide pipe (37) and the plane where the axes of the two wire feeding wheels (41) are located is 2-10 mm.

9. A mesh-forming apparatus according to claim 1 wherein: the two wire winding frames are arranged in a central symmetry mode.

10. A mesh-forming apparatus according to claim 1 wherein: the mesh cloth netting device also comprises a gluing mechanism (7), wherein the gluing mechanism (7) comprises a gluing roller (71) positioned below the weft, a liftable glue pool (72) for supplying glue to the gluing roller (71), and a glue scraping plate (73); warp thread feeding mechanism (2) include the roll-in subassembly, the roll-in subassembly includes last compression roller (21) and lower compression roller (22) by roll-in motor drive, lower compression roller (22) are fixed, it is gone up by compression roller motor (23) drive lift to go up compression roller (21).