CN210711987U - Suction and suction mechanism for web former - Google Patents
Suction and suction mechanism for web former Download PDFInfo
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- CN210711987U CN210711987U CN201921649229.2U CN201921649229U CN210711987U CN 210711987 U CN210711987 U CN 210711987U CN 201921649229 U CN201921649229 U CN 201921649229U CN 210711987 U CN210711987 U CN 210711987U
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Abstract
The utility model relates to a suction and suction mechanism for lapper, including main wind channel and the supplementary wind channel that links to each other with main wind channel, main wind channel include the cavity and with last cavity communicating lower cavity, supplementary wind channel includes supplementary cavity, supplementary cavity is installed in the side of cavity orientation lapper pre-compression roller direction down, and be provided with on the side of cavity installation supplementary cavity down with the communicating through-hole I of supplementary cavity, I department of through-hole is provided with the baffle, be provided with on the baffle with I matched with through-hole II of through-hole, and the baffle can laminate I removal of through-hole and realize the intercommunication or the wall of through-hole I and through-hole II. The utility model discloses can link to each other supplementary wind channel directly with main wind channel under the net curtain, can adopt same set of air exhauster mechanism, reduce the quantity of equipment, simplify the installation, reduce later maintenance's cost.
Description
Technical Field
The utility model belongs to the technical field of the lapper, concretely relates to lapper is with mechanism of induced drafting.
Background
The web former mainly comprises a main transmission part, a deviation correcting device, a tensioning roller part, a hot pressing roller part, a carrier roller part, a suction air duct part, a web curtain and the like. The filament yarns are uniformly paved on a net curtain of a web former under the high-speed traction of air flow, an air suction duct is arranged below the net curtain to adsorb the filament bundles on the net curtain, the filament bundles are enabled to form a fiber net smoothly, the fiber net is conveyed to a prepressing roller by the net curtain, and after prepressing and preliminary web forming, air suction is needed in the process from filament bundle web forming to prepressing. The suction fan mechanisms positioned below the net curtain and behind the prepressing roller in the suction fan mechanism of the traditional web former are two independent structures, two sets of exhaust fans and two sets of complete air channels are required, the number of devices is increased, the installation is more complicated, and even the cost of later maintenance is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a suction mechanism for web former to solve suction wind equipment large in quantity and the loaded down with trivial details problem of installation.
The utility model discloses a lapper is with mechanism of induced drafting is realized like this:
the utility model provides a suction and suction mechanism for lapper, including main wind channel and with the supplementary wind channel that main wind channel links to each other, main wind channel include the cavity and with go up the communicating lower cavity of cavity, supplementary wind channel includes supplementary cavity, supplementary cavity is installed the side of cavity orientation lapper pre-compression roller direction down, just be provided with on the side of the supplementary cavity of cavity installation down with the communicating through-hole I of supplementary cavity, I department of through-hole is provided with the baffle, be provided with on the baffle with I matched with through-hole II of through-hole, just the baffle can laminate I removal of through-hole and realize the intercommunication or the wall of through-hole I and through-hole II.
Further, through-hole I is arranged in a row and its distribution direction is the same with the length direction of cavity down, the baffle is the rectangle, and its length direction and the distribution direction of through-hole II all are the same with the distribution direction of through-hole I.
Furthermore, the baffle is connected with an adjusting screw rod which is installed on the auxiliary cavity in a threaded manner, and the inner end of the adjusting screw rod penetrates through the auxiliary cavity and is connected with the baffle through a connecting rod.
Further preferably, the adjusting screw is installed at one end of the auxiliary cavity, and the installation direction of the adjusting screw is the same as the length direction of the baffle.
Further, the distance between the adjacent through holes II and the distance between the through hole II positioned at the end part and the side edge of the baffle are both larger than the diameter of the through hole I.
Further preferably, the adjusting screw is installed at the bottom of the auxiliary cavity, and the installation direction of the adjusting screw is perpendicular to the length direction of the baffle.
Further, the distance from the through hole II to the upper edge or the lower edge of the baffle is larger than the diameter of the through hole I.
Further, the outer wall movable mounting of cavity under the baffle laminating is in U type buckle, U type buckle is installed under on the outer wall of cavity.
Furthermore, the top of the upper cavity is provided with an air suction opening, the section of the air suction opening is in a horn shape with an upward opening, and the side surface of the auxiliary cavity facing the air suction opening is an inwards concave arc-shaped mechanism.
Furthermore, a plurality of arc-shaped guide plates are symmetrically arranged on the back of the main air duct.
After the technical scheme is adopted, the utility model discloses the beneficial effect who has does:
(1) in the utility model, as the auxiliary air channel used after the pre-pressing roller is directly connected with the main air channel under the net curtain, the same set of exhaust fan mechanism can be adopted, thereby reducing the number of equipment, simplifying the installation process and reducing the cost of later maintenance;
(2) the utility model discloses in owing to adopt the baffle to realize the break-make in main wind channel and supplementary wind channel, opening of the suction wind work that can conveniently control supplementary wind channel stops, the operation is simpler.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a structural diagram of a suction mechanism for a web former of embodiment 1 of the present invention;
fig. 2 is a front view of a suction mechanism for a web former of embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;
fig. 5 is a structural diagram of a main air duct of a suction mechanism for a web former of embodiment 1 of the present invention;
fig. 6 is a structural view of a baffle plate of a suction mechanism for a web former of embodiment 1 of the present invention;
fig. 7 is a front view of a suction mechanism for a web former of embodiment 2 of the present invention;
FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7;
in the figure: the air conditioner comprises a main air duct 1, an auxiliary air duct 2, an upper cavity 3, a lower cavity 4, an auxiliary cavity 5, a through hole I6, a baffle 7, a through hole II 8, an air outlet 9, an adjusting screw rod 10, a connecting rod 11, a nut I12, a nut II 13, a hand wheel 14, a U-shaped buckle 15, an air suction opening 16, a guide plate 17, a sub-air duct 18, an air equalizing vertical plate 19 and a strip-shaped hole 20.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-6, a suction mechanism for a web former comprises a main air duct 1 and an auxiliary air duct 2 connected with the main air duct 1, wherein the main air duct 1 comprises an upper cavity 3 and a lower cavity 4 communicated with the upper cavity 3, the auxiliary air duct 2 comprises an auxiliary cavity 5, the auxiliary cavity 5 is installed on the side surface of the lower cavity 4 facing the pre-press roll direction of the web former, a through hole i 6 communicated with the auxiliary cavity 5 is formed in the side surface of the lower cavity 4 where the auxiliary cavity 5 is installed, a baffle 7 is arranged at the through hole i 6, a through hole ii 8 matched with the through hole i 6 is formed in the baffle 7, and the baffle 7 can be attached to the through hole i 6 to move to realize the communication or the partition of the through hole i 6 and the through hole ii 8.
Specifically, air outlets 9 are arranged at two ends of the lower cavity 4, and the air outlets 9 are connected with an exhaust fan.
Referring to fig. 3, 5 and 6, since the lower chamber 4 is a rectangular parallelepiped, in order to adapt to the structure of the lower chamber 4, the through holes i 6 are arranged in rows and the distribution direction thereof is the same as the length direction of the lower chamber 4, and the baffle 7 is rectangular, and the length direction thereof and the distribution direction of the through holes ii 8 are the same as the distribution direction of the through holes i 6.
The shape and the direction of the baffle 7 and the distribution of the through holes II 8 are determined according to the distribution of the through holes I6, when the through holes II 8 on the baffle 7 are aligned with the through holes I6, the communication between the main air duct 1 and the auxiliary air duct 2 is realized, and when the through holes II 8 are staggered with the through holes I6, the main air duct 1 and the auxiliary air duct 2 are separated.
The alignment and the stagger of I6 and II 8 through-holes of baffle 7 position are realized in the adjustment, and for the position of convenient adjustment baffle 7, baffle 7 is connected with adjusting screw 10 on supplementary cavity 5 is installed to the screw thread, and adjusting screw 10's inner end passes supplementary cavity 5 and passes through connecting rod 11 and link to each other with baffle 7.
Because supplementary cavity 5 is the sheet metal component, can't directly set up the screw hole, consequently for the connection of adjusting screw 10, the position fixedly connected with nut I12 of 5 installation adjusting screw 10 of supplementary cavity, adjusting screw 10 pass nut I12 and supplementary cavity 5 stretch into in the supplementary cavity 5.
The nut I12 can be arranged on the outer wall of the auxiliary cavity 5 or arranged on the inner wall of the auxiliary cavity 5.
Preferably, in order to increase the convenience of the connection between the connecting rod 11 and the adjusting screw 10, a nut ii 13 is mounted at the inner end of the adjusting screw 10, one end of the connecting rod 11 is fixedly connected with the baffle 7, and the other end is fixed on the nut ii 13.
The adjusting screw 10 is installed at one end of the auxiliary chamber 5, and the installation direction thereof is the same as the length direction of the baffle 7.
Through the rotation of adjusting screw 10, can utilize connecting rod 11 to drive baffle 7 and remove at its length direction to the position of adjustment through-hole II 8 realizes the break-make of main wind channel 1 and supplementary wind channel 2.
Preferably, in order to facilitate the rotation of the adjusting screw 10, a hand wheel 14 is mounted at the outer end of the adjusting screw 10.
The on-off of main wind channel 1 and supplementary wind channel 2 can be realized at the in-process that baffle 7 removed, and in order to prevent the condition that appears leaking out in the gap of baffle 7 and cavity 4 down when cutting off, the outer wall movable mounting of cavity 4 under the laminating of baffle 7 is in U type buckle 15, and U type buckle 15 is installed on the outer wall of cavity 4 down.
The both ends of U type buckle 15 are fixed on the outer wall of cavity 4 down, and baffle 7 then alternates in U type buckle 15 to the outer wall of cavity 4 removes under in U type buckle 15 and laminating, increases main wind channel 1 and supplementary wind channel and separates the effect when 5 are disconnected.
Preferably, the U-shaped buckle 15 is vertically arranged to match the moving direction of the baffle 7.
In order to increase the relative area of the air suction mechanism and the net curtain, an air suction opening 16 is arranged at the top of the upper cavity 3, and the section of the air suction opening 16 is in a horn shape with an upward opening.
Because the auxiliary air duct 2 is arranged at the rear side of the pre-pressing roller, and the pre-pressing roller comprises an upper part and a lower part, in order to be matched with the structure of the pre-pressing roller, the side surface of the auxiliary cavity 5 facing the air suction opening 16 is a concave arc-shaped mechanism.
Specifically, the auxiliary cavity 5 is L-shaped, and the concave position is located above the auxiliary cavity 5 and faces the side of the air suction opening 16.
Wherein the lower prepressing roll can be arranged between the auxiliary chamber 5 and the suction opening 16, and the trumpet-shaped suction opening 16 and the concave auxiliary chamber 5 can be matched with the shape of the prepressing roll.
In order to increase the uniformity of the air suction of the main air duct 1, a plurality of arc-shaped guide plates 17 are symmetrically arranged on the back of the inner side of the main air duct 1.
Specifically, the section of the upper cavity 3 is in a horn shape with a downward opening and vertically corresponds to the air suction opening 16, the top of the guide plate 17 is installed at the joint of the upper cavity 3 and the air suction opening 16, and the guide plate 17 divides the main air duct 1 into a plurality of sub air ducts 18, so that the uniformity of air suction and air suction is increased, and the net laying effect is improved.
Preferably, a pair of air-equalizing vertical plates 19 is vertically arranged inside the air suction opening 16, and a plurality of strip-shaped holes 20 are transversely arranged in rows on the air-equalizing vertical plates 19, so that the uniformity of air suction can be improved.
In the process of laying, filaments are uniformly paved on a net curtain of a net forming machine under the high-speed traction of air flow, tows are adsorbed on the net curtain by a main air duct 1 below the net curtain to ensure that the tows form a fiber net smoothly, the fiber net is conveyed to a prepressing roller by the net curtain, pre-pressing and preliminary laying are carried out, and in the process from the laying of the tows to the pre-pressing, an auxiliary air duct 2 is used for sucking air to prevent the net from being adhered to the prepressing roller, so that the quality and the efficiency of laying are ensured.
Example 2
As shown in fig. 7 to 8, on the basis of embodiment 1, this embodiment also provides a suction mechanism for a web forming machine, which is substantially the same as the suction mechanism for a web forming machine disclosed in embodiment 1, except that,
the adjusting screw 10 is installed at the bottom of the auxiliary cavity 5, and the installation direction of the adjusting screw is perpendicular to the length direction of the baffle 7.
Through the rotation of adjusting screw 10, can utilize connecting rod 11 to drive baffle 7 and remove in the direction perpendicular with its length direction, reciprocate promptly to the position of adjustment through-hole II 8 realizes the break-make of main wind channel 1 and supplementary wind channel 2.
Preferably, the adjusting screws 10 include two screws respectively connected to two ends of the baffle 7, so as to ensure the synchronous movement of the two ends of the baffle 7 and avoid causing the inclination of the baffle 7.
The distance from the through hole II 8 to the upper edge or the lower edge of the baffle 7 is larger than the diameter of the through hole I6 in order to completely separate the through hole I6 when the main air duct 1 and the auxiliary air duct 2 are separated by the baffle 7 moving up and down.
In addition, in order to adapt to the moving direction of the baffle 7, the U-shaped buckle 15 of the embodiment is transversely arranged.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A suction mechanism for a web former is characterized by comprising a main air duct (1) and an auxiliary air duct (2) connected with the main air duct (1), the main air duct (1) comprises an upper cavity (3) and a lower cavity (4) communicated with the upper cavity (3), the auxiliary air duct (2) comprises an auxiliary cavity (5), the auxiliary cavity (5) is arranged on the side surface of the lower cavity (4) facing the pre-pressing roller direction of the web former, and the side surface of the lower cavity (4) for installing the auxiliary cavity (5) is provided with a through hole I (6) communicated with the auxiliary cavity (5), a baffle (7) is arranged at the position of the through hole I (6), a through hole II (8) matched with the through hole I (6) is arranged on the baffle (7), and the baffle (7) can be attached to the through hole I (6) to move so as to realize the communication or the partition of the through hole I (6) and the through hole II (8).
2. The suction mechanism for the web former as claimed in claim 1, wherein the through holes i (6) are arranged in rows and distributed in the same direction as the length direction of the lower chamber (4), the baffle (7) is rectangular, and the length direction and the distribution direction of the through holes ii (8) are the same as the distribution direction of the through holes i (6).
3. The suction mechanism for the web former according to claim 2, wherein the baffle (7) is connected with an adjusting screw (10) which is installed on the auxiliary cavity (5) in a threaded manner, and the inner end of the adjusting screw (10) penetrates through the auxiliary cavity (5) and is connected with the baffle (7) through a connecting rod (11).
4. The suction mechanism for the web forming machine according to claim 3, characterized in that the adjusting screw (10) is installed at one end of the auxiliary chamber (5) and its installation direction is the same as the length direction of the baffle (7).
5. The suction mechanism for the web forming machine according to claim 4, characterized in that the distance between the adjacent through holes II (8) and the distance between the through hole II (8) at the end and the side edge of the baffle plate (7) are both larger than the diameter of the through hole I (6).
6. The suction mechanism for web-forming machine according to claim 3, characterized in that the adjusting screw (10) is installed at the bottom of the auxiliary chamber (5) and its installation direction is perpendicular to the length direction of the baffle (7).
7. The suction mechanism for web-forming machine according to claim 6, characterized in that the distance from the through hole II (8) to the upper or lower edge of the baffle plate (7) is larger than the diameter of the through hole I (6).
8. The suction mechanism for the web forming machine according to claim 5 or 7, characterized in that the baffle (7) is movably mounted in a U-shaped buckle (15) attached to the outer wall of the lower cavity, and the U-shaped buckle (15) is mounted on the outer wall of the lower cavity (4).
9. The suction mechanism for the web forming machine according to claim 1, characterized in that an air suction opening (16) is arranged at the top of the upper cavity (3), and the section of the air suction opening (16) is in a horn shape with an upward opening;
the side surface of the auxiliary cavity (5) facing the air suction opening (16) is a concave arc-shaped mechanism.
10. The suction mechanism for the web former according to claim 1, wherein a plurality of arc-shaped guide plates (17) are symmetrically arranged on the back of the inner side of the main air duct (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921649229.2U CN210711987U (en) | 2019-09-29 | 2019-09-29 | Suction and suction mechanism for web former |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921649229.2U CN210711987U (en) | 2019-09-29 | 2019-09-29 | Suction and suction mechanism for web former |
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| Publication Number | Publication Date |
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| CN210711987U true CN210711987U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921649229.2U Active CN210711987U (en) | 2019-09-29 | 2019-09-29 | Suction and suction mechanism for web former |
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| CN (1) | CN210711987U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112430908A (en) * | 2020-12-14 | 2021-03-02 | 江苏贝尔机械有限公司 | Downweb air draft device of melt-blown fabric web former |
| CN112609332A (en) * | 2020-11-20 | 2021-04-06 | 滁州天鼎丰非织造布有限公司 | Air suction interface device under net formation and non-woven fabric production system |
| CN112609333A (en) * | 2020-12-16 | 2021-04-06 | 大连华阳新材料科技股份有限公司 | Web former with rotatable main air duct |
| CN113481662A (en) * | 2021-07-28 | 2021-10-08 | 浙江朝隆纺织机械股份有限公司 | Air suction structure of web former |
| WO2021253571A1 (en) * | 2020-06-17 | 2021-12-23 | 浙江煜焰工业设计有限公司 | Fiber collector for melt-blown cloth production line |
-
2019
- 2019-09-29 CN CN201921649229.2U patent/CN210711987U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021253571A1 (en) * | 2020-06-17 | 2021-12-23 | 浙江煜焰工业设计有限公司 | Fiber collector for melt-blown cloth production line |
| CN112609332A (en) * | 2020-11-20 | 2021-04-06 | 滁州天鼎丰非织造布有限公司 | Air suction interface device under net formation and non-woven fabric production system |
| CN112609332B (en) * | 2020-11-20 | 2023-09-12 | 滁州天鼎丰非织造布有限公司 | Air suction interface device under net forming and non-woven fabric production system |
| CN112430908A (en) * | 2020-12-14 | 2021-03-02 | 江苏贝尔机械有限公司 | Downweb air draft device of melt-blown fabric web former |
| CN112609333A (en) * | 2020-12-16 | 2021-04-06 | 大连华阳新材料科技股份有限公司 | Web former with rotatable main air duct |
| CN113481662A (en) * | 2021-07-28 | 2021-10-08 | 浙江朝隆纺织机械股份有限公司 | Air suction structure of web former |
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