CN219791907U

CN219791907U - Tension adjusting device for film conveying

Info

Publication number: CN219791907U
Application number: CN202320936424.3U
Authority: CN
Inventors: 谢泽和
Original assignee: Dongguan Tenghe New Material Technology Co ltd
Current assignee: Dongguan Tenghe New Material Technology Co ltd
Priority date: 2023-04-22
Filing date: 2023-04-22
Publication date: 2023-10-03
Anticipated expiration: 2033-04-22

Abstract

The utility model relates to a tension adjusting device for film conveying, which comprises a bracket, a first adjusting component and a second adjusting component, wherein the first adjusting component and the second adjusting component are connected to the bracket, the first adjusting component comprises a tensioning roller set, a roller set frame, a lifting adjusting component, a first driving component and a balancing weight, the roller set frame is arranged at the bottom of the bracket, two ends of the tensioning roller set are both rotationally connected to the roller set frame, one end of the lifting adjusting component is fixedly connected to the top of the roller set frame, the balancing weight is fixedly connected to one end of the lifting adjusting component far away from the roller set frame, the first driving component drives the lifting adjusting component to lift, the second adjusting component comprises a first conveying roller and a second conveying roller, the second conveying roller is rotationally connected to the discharging end of the bracket, the first conveying roller can lift and rotationally connected to the discharging end of the bracket and is in butt joint with the second conveying roller, and a film passes through the tensioning roller set and is conveyed between the first conveying roller and the second conveying roller. According to the utility model, the tension of the film is regulated through the lifting regulating piece, so that the film conveying stability is improved, and the film conveying efficiency is further improved.

Description

Tension adjusting device for film conveying

Technical Field

The utility model relates to the field of film production and processing, in particular to a tension adjusting device for film conveying.

Background

The film is made of high polymer materials, has the characteristics of thinness, softness and smoother surface, and after being processed and molded, the film needs to be conveyed to a winding device for winding, and the film is easy to loosen in the conveying process, so that the winding efficiency of the film is reduced.

At present, the tension of the film is generally improved by adding a tension adjusting device between a discharge end and a winding device in the process of conveying the film, the conventional tension adjusting device is generally composed of a plurality of tension rollers with different fixed heights, the film is tensioned, but the tension of the film is changed frequently in the process of conveying the film from the discharge end due to the fact that the surface of the film is smooth and softer than the film, the tension adjusting device is low in tension adjusting efficiency of the film, and winding efficiency of the film is reduced.

Disclosure of Invention

In order to solve the problem that the conventional tension adjusting device is low in tension adjusting efficiency of the film, the utility model provides the tension adjusting device for conveying the film.

The utility model provides a tension adjusting device for film transmission, which adopts the following technical scheme:

the utility model provides a film conveying's rate of tension adjusting device, includes the support and connect in first adjusting part and the second adjusting part of support, first adjusting part includes tensioning roller group, roller group frame, lift adjusting part, first driving piece and balancing weight, roller group frame is placed in the support bottom, tensioning roller group includes a plurality of tensioning roller, the both ends of tensioning roller rotate respectively and connect in the both sides of roller group frame, the one end fixed connection of lift adjusting part is in the top of roller group frame, balancing weight fixed connection keeps away from the one end of roller group frame in lift adjusting part, first driving piece drive lift adjusting part elevating movement, second adjusting part includes first transfer roller and second transfer roller, the second transfer roller rotates and is connected in the discharge end of support, first transfer roller liftable and rotate and connect in the discharge end of support and with second transfer roller butt, film passes tensioning roller group and conveys along between first transfer roller and the second transfer roller.

Through adopting above-mentioned technical scheme, the roller group frame plays the effect of fixed tensioning roller group, first driving piece drive lift regulating part elevating movement, drive fixed connection in the roller group frame of lift regulating part one end and carry out elevating movement, the balancing weight plays balance and stable effect that goes up and down regulating part and roller group frame for first driving piece stable drive goes up and down regulating part and goes up and down the motion, first transfer roller and second transfer roller play further fixed and the effect of conveying film, set up first transfer roller as liftable, be convenient for adjust the tight degree of support of first transfer roller and second transfer roller to the film, the film passes through the tensioning roller group of support feed end, and convey between first transfer roller and the second transfer roller of the discharge end of support, carry out the rolling afterwards.

When film conveying is not taut, first driving piece drive lift regulating part for roller group frame slowly descends, and is taut with the film, promotes film conveying stability, and the setting of a plurality of tensioning rollers makes the film can pass between a plurality of tensioning rollers wantonly and conveys, cooperates with first conveying roller and second conveying roller, is applicable to the film conveying of multiple specification, adjusts the rate of tension, and application scope is wide.

The tension adjusting device for film conveying can be used for stably adjusting the tension of the film, so that the film conveying efficiency is improved, and the film rolling efficiency is further improved.

Optionally, the lift regulating part includes a plurality of dwang, a plurality of gear and a plurality of chain, the both ends of dwang rotate respectively and connect in support top both ends, the output fixed connection of first driving part is in the dwang, gear fixed connection is in the dwang, the chain meshing is connected in the gear, the one end fixed connection of chain is in the top of roller group frame, the one end that the roller group frame was kept away from to the chain is all connected in the balancing weight.

Through adopting above-mentioned technical scheme, first driving piece drive dwang rotates, drives the gear and rotates, and then drives the chain and convey along the wheel wall of gear to drive roller group frame and go up and down, under the effect of balancing weight, the chain steadily goes up and down under the transmission of gear, in order to adjust the rate of tension of film.

Optionally, the output shaft of first driving piece fixedly connected with worm, the one end rotation of worm is connected with the worm wheel, the fixed cover of worm wheel is located the dwang.

Through adopting above-mentioned technical scheme, first driving piece drive worm rotates, and the worm drives the worm wheel and rotates, and then drives the dwang and rotate, and then drives roller set frame and go up and down, adjusts the rate of tension of film.

Optionally, the bottom of support is fixed and is provided with the fixing base, the jack has been seted up to the fixing base and has been pegged graft the bolt, the one end of bolt and the top butt of roller group frame.

Through adopting above-mentioned technical scheme, fixing base and bolt play the effect of fixed bolster and roller group frame, and when tension adjusting device did not use, can use the bolt to peg graft in the fixing base, be fixed in the bottom of support with the roller group frame.

Optionally, a rack is fixedly connected with one side of the bracket corresponding to the balancing weight.

Through adopting above-mentioned technical scheme, the rack is used for placing the balancing weight.

Optionally, the lateral wall of support corresponds the roller group frame and is provided with the slide rail, four corner areas of roller group frame correspond the slide rail rotates and is connected with the pulley, the pulley slides from top to bottom along the slide rail.

Through adopting above-mentioned technical scheme, the pulley slides from top to bottom along the slide rail, promotes the stability that roller group frame goes up and down for roller group frame can not swing when going up and down, and then promotes the conveying stability of film.

Optionally, a plurality of bearing seats are fixedly installed at the top of the bracket, and the rotating rod is rotationally connected with the bearing seats.

Through adopting above-mentioned technical scheme, the bearing frame plays the effect of fixed dwang, promotes the rotation stability of dwang.

Optionally, the both sides of the discharge end of support all fixedly connected with second driving piece, the both ends of first transfer roller connect in the second driving piece, second driving piece drive first transfer roller goes up and down.

Through adopting above-mentioned technical scheme, the first transfer roller of second driving piece drive goes up and down, is convenient for adjust the tight degree of support of conveying film between first transfer roller and the second transfer roller.

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

1. according to the tension adjusting device for film conveying, the film passes through the tension roller set at the feeding end of the support, is conveyed between the first conveying roller and the second conveying roller along the discharging end of the support, is wound, and is driven by the first driving piece to lift the lifting adjusting piece so as to adjust the position of the roller set frame connected with the tension roller set, so that the tension of the film is adjusted, the tension adjusting stability of the film is improved under the combined action of the balancing weights, the tension adjusting efficiency of the film is improved, and the film winding efficiency is further improved.

2. Through set up the slide rail at the lateral wall of support corresponding roller set frame, set up the pulley of swivelling joint at the roller set frame, promote the stability that the roller set frame goes up and down, further promote film conveying's stability.

3. Through fixed fixing base that sets up in the bottom of support and set up the jack at the fixing base, fix support and roller group frame through inserting the bolt in the jack, when tension adjusting device does not use, can use the bolt grafting in the fixing base, improve the use convenience.

Drawings

Fig. 1 is a schematic structural view of a tension adjusting apparatus for film transfer according to the present utility model.

Fig. 2 is a partial schematic view of a tension adjusting apparatus for film transfer according to the present utility model.

Fig. 3 is a partial schematic view of a tension adjusting apparatus for film transfer according to the present utility model.

Reference numerals illustrate: 10. a film; 1. a bracket; 11. a first bearing seat; 12. a second bearing seat; 13. a first support base; 14. a second support base; 15. a fixing seat; 151. a plug pin; 16. a placing rack; 17. a slide rail; 2. a first adjustment assembly; 21. a tension roller; 22. a roller set frame; 221. a pulley; 23. a first chain; 24. a first rotating lever; 241. a first gear; 25. a second chain; 26. a second rotating lever; 261. a second gear; 27. a first driving member; 271. a worm; 272. a worm wheel; 28. a third rotating lever; 281. a third gear; 29. balancing weight; 3. a second adjustment assembly; 31. a first conveying roller; 32. a second driving member; 321. a connecting block; 33. and a second conveying roller.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a tension adjusting device for film conveying.

Referring to fig. 1, a tension adjusting device for film transfer includes a bracket 1, a first adjusting component 2 and a second adjusting component 3, wherein the first adjusting component 2 is connected to a feeding end of the bracket 1, the second adjusting component is connected to a discharging end of the bracket 1, and a film 10 passes through the first adjusting component 2 and is transferred forward along the second adjusting component 3.

Referring to fig. 1, 2 and 3, the first adjusting assembly 2 includes a tensioning roller set, a roller set frame 22, a lifting adjusting member, a first driving member 27 and a balancing weight 29, the roller set frame 22 is placed at the bottom of the bracket 1, the tensioning roller set includes a plurality of tensioning rollers 21, two end roller shafts of the tensioning rollers 21 are respectively connected to two sides of the roller set frame 22 in a rotating manner, one end of the lifting adjusting member is fixedly connected to the top of the roller set frame 22, the balancing weight 29 is fixedly connected to one end of the lifting adjusting member far away from the roller set frame 22, and the first driving member 27 drives the lifting adjusting member to move up and down.

Referring to fig. 1, 2 and 3, specifically, the lifting adjusting member includes a plurality of rotating rods, a plurality of gears and a plurality of chains, two ends of the rotating rods are respectively rotatably connected to two ends of the top of the bracket 1, an output shaft of the first driving member 27 is fixedly connected to the rotating rods, the gears are fixedly connected to the rotating rods, the chains are in meshed connection with the gears, one end of the chains is fixedly connected to the top of the roller set frame 22, one end of the chains far away from the roller set frame 22 is connected to the balancing weights 29, wherein the rotating rods include a first rotating rod 24, a second rotating rod 26 and a third rotating rod 28, two ends of the bracket 1 are provided with a first bearing seat 11 and a second bearing seat 12, two ends of the first rotating rod 24 are rotatably connected to the first bearing seat 11, two ends of the second rotating rod 26 are rotatably connected to the second bearing seat 12, two ends of the third rotating rod 28 are rotatably connected to an outwardly extending portion (not shown) of the top of the bracket 1, the gears comprise a first gear 241, a second gear 261 and a third gear 281, the first gear 241 is two, the second gear 261 is four, the third gear 281 is four, the first gear 241 is fixedly connected to the inner sides of the first bearing seats 11 corresponding to the two ends of the first rotating rod 24, each two second gears 261 are in a group and respectively fixedly connected to the inner sides of the second bearing seats 12 corresponding to the two ends of the second rotating rod 26, each two third gears 281 are in a group and respectively fixedly connected to the inner sides of the parts, extending outwards, of the ends of the third rotating rod 28 corresponding to the top of the bracket 1, of the end parts of the chains comprise two first chains 23 and two second chains 25, one end of each first chain 23 is fixedly connected to one side top of the roller group frame 22, one end of each second chain 25 is fixedly connected to the other side top of the roller group frame 22, the other end of the first chain 23 is sequentially meshed with the first gear 241, the second gear 261 and the third gear 281 and is fixedly connected to the top of the balancing weight 29, the other end of the second chain 25 is sequentially meshed with the second gear 261 and the third gear 281 and is fixedly connected to the top of the balancing weight 29, and a rack 16 is fixedly connected to one side of the support 1 corresponding to the balancing weight 29.

Referring to fig. 2, the output shaft of the first driving member 27 is fixedly connected with a worm 271, one end of the worm 271 is rotatably connected with a worm wheel 272, the worm wheel 272 is fixedly sleeved on the rotating rod, specifically, the worm wheel 272 is fixedly sleeved on the middle of the second rotating rod 26, and preferably, the first driving member 27 is a motor.

Referring to fig. 2, the second adjusting component 3 includes a first conveying roller 31, a second driving member 32 and a second conveying roller 33, the second conveying roller 33 is rotatably connected to the discharging end of the bracket 1, the second driving member 32 is fixedly connected to two sides of the discharging end of the bracket 1, the first conveying roller 31 is liftable and rotatably connected to the discharging end of the bracket 1 and is abutted to the second conveying roller 33, specifically, two sides of the discharging end of the bracket 1 are fixedly connected with a first supporting seat 13, the second driving member 32 is fixedly connected to the first supporting seat 13, two ends of the first conveying roller 31 are connected to the second driving member 32, preferably, the second driving member 32 is an air cylinder, an end part of an air rod of the air cylinder is fixedly connected with a connecting block 321, the connecting block 321 is provided with a rotating hole corresponding to two sides of the first conveying roller 31, a roller shaft of the first conveying roller 31 is rotatably connected to the connecting block 321, the second driving the connecting block 321 is further driven to lift the first conveying roller 31, two sides of the discharging end of the bracket 1 are fixedly connected with a second supporting seat 14 corresponding to the lower part of the first supporting seat 13, and two ends of the second conveying roller shaft 33 are rotatably connected to two ends of the second supporting seat 14.

Referring to fig. 3, a fixing seat 15 is fixedly arranged at the bottom of the bracket 1, a jack is formed in the fixing seat 15 and is inserted with a plug 151, one end of the plug 151 is abutted to the top of the roller set frame 22, a sliding rail 17 is arranged on the side wall of the bracket 1 corresponding to the roller set frame 22, pulleys 221 are rotatably connected to the corner areas of the four side walls of the roller set frame 22 corresponding to the sliding rail 17, and the pulleys 221 slide up and down along the sliding rail 17.

The implementation principle of the tension adjusting device for film transmission in the embodiment of the utility model is as follows: when the tension adjusting device is used, the bolt 151 is taken down, the first driving piece 27 is opened, the first driving piece 27 drives the second rotating rod 26 to rotate, and then the first chain 23 and the second chain 25 are driven to drive the roller set frame 22 to move up and down, the tension of the transmitted film is adjusted, the film passes through the tensioning roller 21 of the tensioning roller set and is wound up along the first conveying roller 31 and the second conveying roller 33, when the tension between the first conveying roller 31 and the second conveying roller 33 needs to be adjusted, the second driving piece 32 is driven, the first conveying roller 31 is lifted up and down to adjust the tension of the film, the tension of the film is stably adjusted under the combined action of the tensioning roller 21, the first conveying roller 31 and the second conveying roller 33, and the film conveying stability and efficiency are improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a tension adjusting device of film conveying which characterized in that: including support (1) and connect in first adjusting part (2) and second adjusting part (3) of support (1), first adjusting part (2) are including tensioning roller group, roller group frame (22), lift regulating part, first driving part (27) and balancing weight (29), roller group frame (22) are placed in support (1) bottom, tensioning roller group includes a plurality of tensioning roller (21), the both ends of tensioning roller (21) rotate respectively and connect in the both sides of roller group frame (22), the one end fixed connection of lift regulating part is in the top of roller group frame (22), balancing weight (29) fixed connection keep away from the one end of roller group frame (22) in the lift regulating part, first driving part (27) drive lift regulating part elevating movement, second adjusting part (3) are including first transfer roller (31) and second transfer roller (33), second transfer roller (33) rotate and are connected in the discharge end of support (1), first transfer roller (31) liftable and rotate and connect in support (1) and transfer end and second transfer roller (33) along between the second transfer roller (33) and the second transfer roller (33) pass through the tensioning roller (10).

2. The film transfer tension adjusting apparatus according to claim 1, wherein: the lifting adjusting piece comprises a plurality of rotating rods, a plurality of gears and a plurality of chains, wherein two ends of the rotating rods are respectively connected to two ends of the top of the support (1) in a rotating mode, an output shaft of the first driving piece (27) is fixedly connected to the rotating rods, the gears are fixedly connected to the rotating rods, the chains are connected to the gears in a meshed mode, one ends of the chains are fixedly connected to the top of the roller set frame (22), and one ends of the chains, far away from the roller set frame (22), are connected to the balancing weights (29).

3. The film transfer tension adjusting apparatus according to claim 2, wherein: the output shaft of first driving piece (27) fixedly connected with worm (271), the one end of worm (271) rotates and is connected with worm wheel (272), worm wheel (272) fixed cover is located the dwang.

4. The film transfer tension adjusting apparatus according to claim 1, wherein: the bottom of support (1) is fixed and is provided with fixing base (15), jack and grafting have bolt (151) have been seted up to fixing base (15), the top butt of one end and roller group frame (22) of bolt (151).

5. The film transfer tension adjusting apparatus according to claim 1, wherein: one side of the bracket (1) corresponding to the balancing weight (29) is fixedly connected with a placement frame (16).

6. The film transfer tension adjusting apparatus according to claim 1, wherein: the side wall of the support (1) is provided with a sliding rail (17) corresponding to the roller set frame (22), four corner areas of the roller set frame (22) are rotatably connected with pulleys (221) corresponding to the sliding rail (17), and the pulleys (221) slide up and down along the sliding rail (17).

7. The film transfer tension adjusting apparatus according to claim 2, wherein: the top of the bracket (1) is fixedly provided with a plurality of bearing seats, and the rotating rod is rotationally connected with the bearing seats.

8. The film transfer tension adjusting apparatus according to claim 1, wherein: the two sides of the discharging end of the support (1) are fixedly connected with second driving pieces (32), two ends of the first conveying roller (31) are connected to the second driving pieces (32), and the second driving pieces (32) drive the first conveying roller (31) to lift.