CN212800752U

CN212800752U - Web former of adjustable netting thickness

Info

Publication number: CN212800752U
Application number: CN202021662917.5U
Authority: CN
Inventors: 关家言
Original assignee: Foshan Shunde Yihai Non Woven Fabric Manufacturing Co Ltd
Current assignee: Foshan Shunde Yihai Non Woven Fabric Manufacturing Co Ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-03-26
Anticipated expiration: 2030-08-11

Abstract

The application relates to a web former capable of adjusting web forming thickness. It includes the frame, main gear, deviation correcting device, suction wind system and net curtain, still include overspeed device tensioner, overspeed device tensioner includes the tensioning roller, the both ends of tensioning roller all are provided with the slip subassembly, the spout has been seted up to the relative both sides wall of frame, the spout extends the setting along the length direction of frame, the slip subassembly includes the slider with spout sliding connection, the both ends of tensioning roller are installed respectively on the slider and are connected with the slider rotation, the slider rotates along one side of spout extending direction and is connected with the tensioning lead screw, the frame is provided with the fixed plate along the outside of spout extending direction, the tensioning lead screw runs through the fixed plate and with fixed plate threaded connection along the extending direction of spout, still be provided with the drive assembly who is used for driving two slip subassemblies simultaneously and removes between two slip subassemblies. This application has the advantage that makes things convenient for staff synchronization regulation tensioning roller.

Description

Web former of adjustable netting thickness

Technical Field

The application relates to the field of textile equipment, in particular to a web former capable of adjusting web forming thickness.

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 system, a web curtain and the like. In the working process, the filaments are uniformly paved on a net curtain of the web former under the high-speed traction of air flow, an air suction duct is arranged below the net curtain to adsorb the tows on the net curtain, the tows are guaranteed to form a fiber net smoothly, the fiber net is conveyed to a preheating roller by the net curtain, and preliminary web forming is carried out through prepressing.

However, after the equipment runs for a long time, the phenomenon of looseness can appear in the net curtain, so the tightness degree of the net curtain is adjusted by the tensioning roller, similarly, the tightness degree of the net curtain is also adjusted by the tensioning roller when the equipment is initially installed, and the two ends of the general tensioning roller are required to be independently adjusted when the general tensioning roller is adjusted, so that the operation is troublesome, a worker passes through the lower part of the net curtain, the safety problem is very easy to occur, and the difference of the adjustment degrees of the two ends is easy to occur, so that the inclination of the net curtain is caused, and the normal running of the net forming machine and the quality of products are influenced.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the current tensioning roller is inconvenient for workers to adjust.

SUMMERY OF THE UTILITY MODEL

In order to help improve the problem that the tensioning roller is inconvenient to adjust, the application provides a web forming machine capable of adjusting the thickness of a formed web.

The web former capable of adjusting the web forming thickness adopts the following technical scheme:

a web-forming machine capable of adjusting the thickness of a formed web, which comprises a frame, a main transmission device, a deviation-correcting device, a suction air system, a web curtain and a tensioning device, the tensioning device comprises a tensioning roller, sliding components are arranged at two ends of the tensioning roller, sliding grooves are formed in two opposite side walls of the rack, the sliding groove extends along the length direction of the frame, the sliding component comprises a sliding block connected with the sliding groove in a sliding way, two ends of the tensioning roller are respectively arranged on the sliding block and are rotationally connected with the sliding block, one side of the sliding block along the extension direction of the sliding chute is rotationally connected with a tensioning screw rod, the frame is provided with the fixed plate along the outside of spout extending direction, the tensioning lead screw runs through the fixed plate and with fixed plate threaded connection along the extending direction of spout, two still be provided with the drive assembly who is used for driving two sliding assembly removal simultaneously between the sliding assembly.

Through adopting above-mentioned technical scheme, drive assembly drives the tensioning lead screw rotatory, and the tensioning lead screw drives the slider and slides along the spout, then can drive the tensioning roller of fixing on the slider and remove, and then can adjust the tensile rate of tension of net curtain. Adopt drive assembly to drive the gliding mode simultaneously of slider at tensioning roller both ends, be favorable to guaranteeing the synchronism when the tensioning roller is adjusted, reduce the tension difference of asynchronous production, reduced the skew of net curtain, guaranteed the quality of production product, still effectively improved the convenience of staff's operation simultaneously, and then promoted the efficiency that the staff adjusted the tensioning roller.

Preferably, the one end that the slider was kept away from to the tensioning lead screw is provided with the mounting bracket, the tensioning lead screw rotates with the mounting bracket to be connected, drive assembly includes the dwang that runs through the mounting bracket lateral wall along frame width direction, the dwang rotates with the mounting bracket to be connected, the dwang is provided with two first bevel gears, two along length direction's the outside the tensioning lead screw one end of keeping away from the slider is provided with the second bevel gear, first bevel gear and second bevel gear mesh mutually, first bevel gear and second bevel gear all set up in the mounting bracket, the one end that the frame lateral wall was kept away from to the dwang is provided with.

Through adopting above-mentioned technical scheme, when the dwang rotated, because bevel gear's setting to drive the tensioning lead screw and rotate, the tensioning lead screw rotates and drives the slider slip, and then drives the rate of tension that the tensioning roller realized the net curtain and adjusts. The first bevel gear and the second bevel gear are fixed at one end of the tensioning screw through a mounting frame, and the mounting frame moves along with the tensioning screw. Such setting has further made things convenient for the staff to adjust the dwang, has improved staff's operating efficiency, still is favorable to keeping the synchronism that the tensioning roller adjusted simultaneously, has guaranteed the production quality of web curtain.

Preferably, the retaining member is including setting up the lock sleeve in the mounting bracket outside, the lock sleeve rotates with the dwang to be connected, the outside of lock sleeve is provided with the locking bolt, the lateral wall butt of lock sleeve is run through to the tip of locking bolt in the outside of dwang.

Through adopting above-mentioned technical scheme, lock sleeve and locking bolt can further lock the dwang, guarantee the stability of slider and tensioning roller.

Preferably, one end of the rotating rod is provided with a hand wheel.

Through adopting above-mentioned technical scheme, the setting of hand wheel can reach laborsaving effect, has still promoted the convenience of staff's operation dwang simultaneously.

Preferably, the slider has seted up the movable orifice along the length direction of frame, the slider has seted up the through-hole along the width direction of frame, the movable orifice communicates with the through-hole, the one end that the tensioning lead screw is close to the slider is pegged graft and is connected in the movable orifice and with the movable orifice rotation, the one end that the tensioning lead screw is close to the slider is fixed with the stopper, the stopper is installed in the through-hole and at the through-hole internal rotation, the diameter of stopper is greater than the diameter of movable orifice.

By adopting the technical scheme, the tensioning screw rod moves along the length direction of the rack while rotating, so that the sliding block is driven to move, the limiting part is used for fixing the tensioning screw rod and the sliding block together, and the movable hole is arranged to ensure that the tensioning screw rod is rotatably connected with the sliding block, so that the tensioning screw rod drives the sliding block to slide. The connecting effect of the tensioning screw rod and the sliding block can be effectively guaranteed through the arrangement, meanwhile, the installation of workers is facilitated, and the installation efficiency is improved.

Preferably, the limiting part is detachably connected with the tensioning screw rod.

By adopting the technical scheme, the limiting part in the through hole can be disassembled, the limiting part and the tensioning screw rod can be disassembled, and then the fixation between the tensioning screw rod and the sliding block can be released. The arrangement is beneficial to the installation and the disassembly of the sliding block and the tensioning screw rod, and is convenient for subsequent maintenance.

Preferably, a groove is formed in the outer side of the rack in the extending direction of the sliding groove, and the fixing plate is embedded into the groove and detachably connected with the rack.

Through adopting above-mentioned technical scheme, tensioning lead screw and fixed plate threaded connection to realize the regulation of sliding of slider, being provided with of recess does benefit to the location installation of fixed plate, and the detachable being connected of fixed plate and frame is favorable to staff's installation simultaneously, the subsequent maintenance of also being convenient for.

Preferably, the side wall of the mounting rack is provided with a lightening hole.

Through adopting above-mentioned technical scheme, the weight of mounting bracket can effectively be alleviateed to the lightening hole, thereby avoids the too heavy tight lead screw of bending of mounting bracket, influences the normal regulation of tensioning lead screw.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scheme adopts a mode of synchronously driving the tensioning screw rod, thereby being beneficial to ensuring the synchronism of the tensioning roller during adjustment, reducing tension difference generated by asynchronization, reducing the deviation of the net curtain, ensuring the quality of a produced product, simultaneously effectively improving the operation convenience of workers and improving the efficiency of the workers for adjusting the tensioning roller;

2. the bevel gear group is adopted, so that the transmission is stable, the torque is large, the operation process is stable, the precision is high, the synchronous driving of the sliding blocks is facilitated, and the sliding synchronism of the sliding blocks at the two ends of the tensioning roller is further ensured.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of a tensioner according to an embodiment of the present application.

Description of reference numerals: 1. a frame; 10. a chute; 11. a main transmission device; 12. a deviation correcting device; 13. a suction air system; 14. a net curtain; 2. a tensioning device; 21. a tension roller; 31. a slider; 311. a slide rail; 312. a movable hole; 313. a through hole; 4. tensioning the lead screw; 41. a round block; 51. a fixing plate; 52. a groove; 6. a mounting frame; 61. lightening holes; 71. a first bevel gear; 72. a second bevel gear; 81. rotating the rod; 82. a hand wheel; 91. a locking sleeve; 92. and locking the bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a web former capable of adjusting web forming thickness. Referring to fig. 1, it comprises a frame 1, a main transmission 11, a deviation correction device 12, a tensioning device 2, a suction air system 13 and a net curtain 14. In the working process, filaments are uniformly paved on a net curtain 14 of a net forming machine under the high-speed traction of air flow, a suction air system 13 is arranged below the net curtain 14, tows are adsorbed on the net curtain 14 by the suction air system 13 to ensure that the tows smoothly form a fiber net, a main transmission device arranged on a rack 1 drives the net curtain 14 to convey the fiber net to a preheating roller, and preliminary net forming is carried out through prepressing. The deviation correction device 12 is used to adjust the deflection of the wire 14 and the tensioning device 2 is used to adjust the tightness of the wire 14 to ensure the quality of the web formation.

Referring to fig. 1 and 2, the tensioning device 2 includes a tensioning roller 21, sliding assemblies are disposed at two ends of the tensioning roller 21, and a driving assembly for driving the sliding assemblies to move is disposed between the two sliding assemblies.

The relative both sides of frame 1 have been seted up spout 10, and spout 10 sets up along the extending direction of frame 1, and the slip subassembly is including the slider 31 that is the cuboid form, and slider 31 passes through the bearing and rotates with tensioning roller 21 to be connected, and the upper and lower both sides of slider 31 are provided with slide rail 311, slide rail 311 and spout 10 sliding connection. In this embodiment, the slide rail 311 is a T-shaped slide rail 311, and the T-shaped slide rail 311 is inserted into the inner side of the slide slot 10, so that the slide block 31 can be ensured to slide in the slide slot 10, and the phenomenon that the slide block 31 rolls out of the slide slot 10 is reduced.

Wherein, one side of the slide block 31 along the length direction of the frame 1 is provided with a movable hole 312, one side of the slide block 31 along the width direction of the frame 1 is provided with a through hole 313 penetrating the thickness of the slide block 31, and the movable hole 312 is communicated with the through hole 313. A tensioning screw rod 4 is arranged in the movable hole 312, the tensioning screw rod 4 extends along the length direction of the rack 1, the tensioning screw rod 4 is rotatably connected with the movable hole 312, and a limiting piece is arranged at one end, close to the through hole 313, of the tensioning screw rod 4. In this embodiment, the limiting member is a circular block 41, the circular block 41 is installed in the through hole 313, the circular block 41 can rotate in the through hole 313, one end of the tensioning screw rod 4 close to the through hole 313 is in threaded connection with the circular block 41, and the circular block 41 abuts against the side wall of the through hole 313, so that the tensioning screw rod 4 is connected with the sliding block 31.

Frame 1 has still seted up recess 52 along spout 10 extending direction's the outside, is fixed with fixed plate 51 through the bolt in the recess 52, and tensioning lead screw 4 runs through fixed plate 51 and with fixed plate 51 threaded connection along the extending direction of spout 10, and through rotating tensioning lead screw 4, tensioning lead screw 4 drives the extending direction removal of slider 31 along spout 10, and then realizes tensioning roller 21's regulation.

Referring to fig. 2, mounting frames 6 are arranged at one ends, far away from the sliding block 31, of the tensioning screw rods 4 on two sides of the rack 1, the mounting frames 6 are formed by fixing three vertical plates which are perpendicular to each other, one ends, far away from the sliding block 31, of the tensioning screw rods 4 penetrate through one side wall of the mounting frames 6 and are rotatably connected with the side wall of the mounting frames 6, second bevel gears 72 are further arranged at one ends, far away from the sliding block 31, of the tensioning screw rods 4, and the second bevel gears 72 are.

The driving assembly comprises rotating rods 81 arranged in the direction perpendicular to the two tensioning screw rods 4, the rotating rods 81 respectively penetrate through the side walls of the two mounting frames 6 and are rotatably connected with the side walls of the mounting frames 6, a first bevel gear 71 is installed on the outer side of the rotating rods 81, the first bevel gear 71 is also located in the mounting frames 6, and the first bevel gear 71 is meshed with a second bevel gear 72.

Wherein, the outside of mounting bracket 6 still is provided with the retaining member, and the retaining member includes lock sleeve 91 and locking bolt 92, and lock sleeve 91 is installed in the outside of dwang 81 and is rotated with dwang 81 and be connected, and locking bolt 92 then installs the outside at lock sleeve 91, and locking bolt 92's tip runs through the lateral wall and the butt of lock sleeve 91 in the outside of dwang 81 to the realization is to the locking of dwang 81. In addition, a hand wheel 82 is further arranged at one end, close to the locking sleeve 91, of the rotating rod 81, and the hand wheel 82 further facilitates adjustment of workers.

Because the mounting bracket 6 and the rotating rod 81 are all supported by the tensioning screw rod 4, in order to reduce the deformation of the tensioning screw rod 4, a plurality of lightening holes 61 are formed on the side wall of the mounting bracket 6.

The implementation principle of the web former capable of adjusting the web forming thickness in the embodiment of the application is as follows: the staff rotates dwang 81, and dwang 81 rotates and drives bevel gear group and rotate to it is rotatory to drive two tensioning lead screws 4, because tensioning lead screw 4 and fixed plate 51 threaded connection, and then tensioning lead screw 4 removes along the length direction of frame 1, and tensioning lead screw 4 passes through the circle 41 simultaneously and is connected with slider 31, and then drives slider 31 and slides along spout 10, finally realizes tensioning roller 21's regulation. This scheme adopts dwang 81 to drive the gliding mode simultaneously of slider 31, is favorable to guaranteeing the synchronism when tensioning roller 21 adjusts, has reduced the skew of net curtain 14, has guaranteed the quality of netting, has still effectively improved the convenience of staff's operation simultaneously to the efficiency of tensioning roller 21 is adjusted to the staff has been improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an adjustable web former that becomes web thickness, includes frame (1), final drive (11), deviation correcting device (12), suction air system (13) and web curtain (14), its characterized in that: still include overspeed device tensioner (2), overspeed device tensioner (2) include tensioning roller (21), the both ends of tensioning roller (21) all are provided with the slip subassembly, spout (10) have been seted up to the relative both sides wall of frame (1), the length direction extension setting of frame (1) is followed in spout (10), the slip subassembly includes slider (31) with spout (10) sliding connection, install respectively on slider (31) and rotate with slider (31) at the both ends of tensioning roller (21), slider (31) are rotated along one side of spout (10) extending direction and are connected with tensioning lead screw (4), frame (1) are provided with fixed plate (51) along the outside of spout (10) extending direction, tensioning lead screw (4) run through fixed plate (51) and with fixed plate (51) threaded connection along the extending direction of spout (10), and a driving component for driving the two sliding components to move simultaneously is also arranged between the two sliding components.

2. A web former capable of adjusting web thickness according to claim 1, wherein: the one end that slider (31) was kept away from in tensioning lead screw (4) is provided with mounting bracket (6), tensioning lead screw (4) are rotated with mounting bracket (6) and are connected, drive assembly includes dwang (81) that runs through mounting bracket (6) lateral wall along frame (1) width direction, dwang (81) are rotated with mounting bracket (6) and are connected, dwang (81) are provided with two first bevel gears (71), two along length direction's the one end that slider (31) were kept away from in tensioning lead screw (4) is provided with second bevel gear (72), first bevel gear (71) and second bevel gear (72) mesh mutually, first bevel gear (71) and second bevel gear (72) all set up in mounting bracket (6), the one end that frame (1) lateral wall was kept away from in dwang (81) is provided with the retaining member.

3. A web former capable of adjusting web thickness according to claim 2, wherein: the retaining member is including setting up lock sleeve (91) in the mounting bracket (6) outside, lock sleeve (91) rotates with dwang (81) and is connected, the outside of lock sleeve (91) is provided with locking bolt (92), the lateral wall butt of lock sleeve (91) is run through to the tip of locking bolt (92) in the outside of dwang (81).

4. A web former capable of adjusting web thickness according to claim 3, wherein: one end of the rotating rod (81) is provided with a hand wheel (82).

5. A web former capable of adjusting web thickness according to claim 1, wherein: the adjustable tensioning device is characterized in that a movable hole (312) is formed in the sliding block (31) along the length direction of the rack (1), a through hole (313) is formed in the sliding block (31) along the width direction of the rack (1), the movable hole (312) is communicated with the through hole (313), one end, close to the sliding block (31), of the tensioning screw rod (4) is inserted into the movable hole (312) and is rotatably connected with the movable hole (312), a limiting piece is fixed to one end, close to the sliding block (31), of the tensioning screw rod (4), the limiting piece is installed in the through hole (313) and rotates in the through hole (313), and the diameter of the limiting piece is larger than that of the movable hole (312).

6. An adjustable web thickness web former as claimed in claim 5, wherein: the limiting part is detachably connected with the tensioning screw rod (4).

7. A web former capable of adjusting web thickness according to claim 1, wherein: a groove (52) is formed in the outer side of the rack (1) along the extending direction of the sliding groove (10), and the fixing plate (51) is embedded into the groove (52) and detachably connected with the rack (1).

8. A web former capable of adjusting web thickness according to claim 2, wherein: the side wall of the mounting rack (6) is provided with lightening holes (61).