CN111591812A - Plastic film processing conveyor - Google Patents
Plastic film processing conveyor Download PDFInfo
- Publication number
- CN111591812A CN111591812A CN202010415801.XA CN202010415801A CN111591812A CN 111591812 A CN111591812 A CN 111591812A CN 202010415801 A CN202010415801 A CN 202010415801A CN 111591812 A CN111591812 A CN 111591812A
- Authority
- CN
- China
- Prior art keywords
- roller
- output roller
- conveying frame
- roll
- plastic film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/02—Advancing webs by friction roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/12—Lifting, transporting, or inserting the web roll; Removing empty core
- B65H19/126—Lifting, transporting, or inserting the web roll; Removing empty core with both-ends supporting arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/34—Apparatus for taking-out curl from webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/10—Rollers
- B65H2404/15—Roller assembly, particular roller arrangement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/40—Shafts, cylinders, drums, spindles
- B65H2404/43—Rider roll construction
Landscapes
- Advancing Webs (AREA)
Abstract
The invention discloses a plastic film processing and conveying device which comprises a conveying frame, wherein a roller on which a plastic film is wound is rotatably connected in the conveying frame, an output end of the conveying frame is rotatably connected with an upper output roller, the upper output roller and the roller are arranged in parallel, and the conveying frame is fixedly provided with an output motor for driving the upper output roller to rotate through a first support; two sides of the conveying frame are respectively provided with a first limiting sliding groove below two ends of the upper output roller along the vertical direction, a lower output roller is rotatably connected between the two first limiting sliding grooves, two ends of the upper output roller are respectively and fixedly provided with an upper gear, and two ends of the lower output roller are respectively and fixedly provided with a lower gear meshed with the upper gear; the two sides of the conveying frame are provided with pressing components below the two ends of the lower output roller through bumps, and the pressing components are used for forcing the lower output roller to be pressed on the upper output roller; this plastic film processing conveyor can realize the even pulling out of film, and the fold can not appear in the film of pulling out moreover.
Description
Technical Field
The invention relates to the plastic film processing industry, in particular to a plastic film processing and conveying device.
Background
Plastic films are mainly made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, and are used for packaging and as a film coating layer. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people. In the process of producing the packaging bag by using the plastic film, the rolled plastic film needs to be pulled out, when the existing rolled plastic film is pulled out, the tearing phenomenon is caused due to uneven stress of the film, and the rolled film is tensioned, so that the folding condition is easy to occur when the plastic film is pulled out. Further, when the film is gradually pulled out, the diameter of the film roll is gradually reduced, and therefore the pulling-out speed is gradually reduced, so that the moving speed of the film and the friction between the film and each roller are changed, that is, the pulling-out force of the film is difficult to control.
Disclosure of Invention
The invention aims to provide a plastic film processing and conveying device, which can realize uniform drawing of a film and prevent the drawn film from wrinkling.
In order to achieve the purpose, the invention provides the following technical scheme:
a plastic film processing and conveying device comprises a conveying frame, wherein a roller with a plastic film wound thereon is rotatably connected in the conveying frame, an output end of the conveying frame is rotatably connected with an upper output roller, the upper output roller and the roller are arranged in parallel, and the conveying frame is fixedly provided with an output motor for driving the upper output roller to rotate through a first support; two sides of the conveying frame are respectively provided with a first limiting sliding groove below two ends of the upper output roller along the vertical direction, a lower output roller is rotatably connected between the two first limiting sliding grooves, two ends of the upper output roller are respectively and fixedly provided with an upper gear, and two ends of the lower output roller are respectively and fixedly provided with a lower gear meshed with the upper gear; and the two sides of the conveying frame are provided with pressing assemblies below the two ends of the lower output roller through bumps, and the pressing assemblies are used for forcing the lower output roller to be pressed on the upper output roller.
According to the technical scheme, when the plastic film processing and conveying device works, the roller with the film wound thereon is placed on the conveying frame, and the film is manually conveyed between the upper output roller and the lower output roller; controlling an output motor to drive an upper output roller to rotate, driving an upper gear to rotate when the upper output roller rotates, driving a lower output roller to synchronously and reversely rotate through a lower gear when the upper gear rotates, so that a film positioned between the upper output roller and the lower output roller is output, and a roller with the film wound thereon rotates along with the film when the film is output; in the rotating process, the first spring presses the sliding block to move, the sliding block drives the first transmission belt to be tensioned through the two second belt wheels, and the compression roller is pulled to be always pressed on the outer side of the furled film. In addition, a first pressing assembly is arranged to enable the lower output roller to be pressed upwards onto the upper output roller, so that stable output of the film is guaranteed; according to the invention, the film is output under the mutual extrusion action of the upper output roller and the lower output roller, so that the uniform stress of the film is ensured, and the pulled film does not have wrinkles.
In a further technical scheme, two sides of the conveying frame are rotatably connected with first rotating shafts which are arranged in parallel with the roller, each first rotating shaft is rotatably connected with a turnover frame, and two sides of the conveying frame are respectively hinged with a turnover cylinder for driving the turnover frame to rotate around the first rotating shafts; each roll-over stand is provided with a middle sliding chute, a compression roller arranged in parallel with the roller is arranged between the two roll-over stands, and two ends of the compression roller are respectively positioned in the middle sliding chutes; each first rotating shaft is fixedly provided with a first gear meshed with the upper gear between the roll-over stand and the conveying frame, and one end extending out of the roll-over stand is fixedly provided with a first belt wheel; guide sliding rods arranged along the length direction of the middle sliding chute are fixedly arranged on two sides of the middle sliding chute on each turnover frame, a sliding block is arranged between the two guide sliding rods, and each guide sliding rod is provided with a first spring used for forcing the sliding block to move in the direction away from the first gear; notches are formed in the two sides of the middle sliding groove of each overturning frame, and are arranged along the length direction of the middle sliding groove; the sliding block is provided with second rotating shafts extending out of the two notches, and each second rotating shaft is provided with a second belt wheel; the compression roller is fixedly provided with a third belt wheel at one end extending out of the middle sliding chute; and fourth belt wheels are rotatably connected to two sides of the first belt wheel on each roll-over stand, first tensioning transmission belts are arranged among the first belt wheel, the two second belt wheels, the third belt wheel and the two fourth belt wheels, and the first tensioning transmission belts are used for forcing the third belt wheels to move in the direction away from the first belt wheels.
According to the technical scheme, when the upper gear rotates, the first rotating shaft is driven to rotate through the first gear, the first belt wheel is driven to rotate when the first rotating shaft rotates, the compression roller is driven to rotate through the first driving belt when the first rotating shaft rotates, and the compression roller is tightly pressed on the outer side of the wound film under the action of the tensioned first belt wheel, so that the film wound on the roller is driven to rotate when the compression roller rotates; after the film wound on the roller is used up, when a new roller with the film wound is required to be put in, the overturning cylinder is firstly controlled to extend out to drive the overturning frame to rotate, the pressing roller is driven to leave when the overturning frame rotates, and after the new roller with the film wound is put in, the overturning cylinder is controlled to retract, so that the pressing roller is reset and pressed on the wound film; and set up the compression roller and can prevent that the film of roll-up from appearing not hard up moreover.
In a further technical scheme, two sides of the conveying frame are provided with U-shaped grooves with openings at the upper ends, and two ends of the roller are respectively positioned in the two U-shaped grooves.
In a further technical scheme, the compressing assembly comprises a top block, two sliding rods are arranged on the top block, and the two sliding rods are connected in the convex block in a sliding mode along the vertical direction; a spring plate is connected between the two slide rods in a sliding manner, and a compression spring used for forcing the ejector block to move upwards is arranged between the spring plate and the ejector block on each slide rod.
In a further technical scheme, an arc-shaped positioning groove is formed in the upper end of the ejector block; set up arc constant head tank, can make the rotation of lower delivery roll more steady.
In a further technical scheme, an adjusting screw is rotationally connected in the lug, and the adjusting screw is used for controlling the spring plate to move up and down; this setting is through rotating the position of adjusting screw regulation spring board, and then adjusts pressure spring's pretightning force to can realize the ascending packing force of kicking block.
Advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
when the plastic film processing and conveying device works, the roller with the film wound thereon is placed on the conveying frame, and the film is manually conveyed between the upper output roller and the lower output roller; controlling an output motor to drive an upper output roller to rotate, driving an upper gear to rotate when the upper output roller rotates, driving a lower output roller to synchronously and reversely rotate through a lower gear when the upper gear rotates, so that a film positioned between the upper output roller and the lower output roller is output, and a roller with the film wound thereon rotates along with the film when the film is output; in addition, a first pressing assembly is arranged to enable the lower output roller to be pressed upwards onto the upper output roller, so that stable output of the film is guaranteed; according to the invention, the film is output under the mutual extrusion action of the upper output roller and the lower output roller, so that the uniform stress of the film is ensured, and the pulled film does not have wrinkles; because the compression roller rotates synchronously with the upper output roller and the lower output roller, the linear speed of the film discharged from the roller drum can be ensured to be the same as the outer diameter linear speed of the upper output roller and the outer diameter linear speed of the lower output roller, so that the problem of output speed change caused by the diameter change of the film roll can be solved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the present invention with the lower gear and the film omitted;
FIG. 3 is a first perspective view of the present invention with the thin film omitted;
FIG. 4 is a second perspective view of the present invention with the thin film omitted;
FIG. 5 is a third perspective view of the present invention with the film omitted;
FIG. 6 is an enlarged schematic view of the structure at A in FIG. 5;
FIG. 7 is a perspective view of the present invention with the lower gear omitted;
FIG. 8 is an enlarged view of the structure at B in FIG. 7;
FIG. 9 is a view of the structure of the roll-over stand of the present invention;
fig. 10 is a structural view of the carriage in the present invention.
Detailed Description
Please refer to fig. 1-10, which illustrate a plastic film processing and conveying apparatus, comprising a conveying frame 2a, a roller 2b rotatably connected to the conveying frame 2a and wound with a film, U-shaped grooves 2a5 with open upper ends disposed on two sides of the conveying frame 2a, two ends of the roller 2b respectively disposed in two U-shaped grooves 2a 5; the output end of the conveying frame 2a is rotatably connected with an upper output roller 2c, the upper output roller 2c is arranged in parallel with the roller 2b, and the conveying frame 2a is fixedly provided with an output motor 2d for driving the upper output roller 2c to rotate through a first support 2a 1; two sides of the conveying frame 2a are respectively provided with a first limiting sliding groove 2a2 below two ends of an upper output roller 2c along the vertical direction, a lower output roller 2e is rotatably connected between the two first limiting sliding grooves 2a2, two ends of the upper output roller 2c are respectively and fixedly provided with an upper gear 2c1, and two ends of the lower output roller 2e are respectively and fixedly provided with a lower gear 2e1 meshed with the upper gear 2c 1; two sides of the conveying frame 2a are provided with first pressing assemblies 61 below two ends of the lower output roller 2e through the bumps 7, and the first pressing assemblies 61 are used for forcing the lower output roller 2e to be pressed on the upper output roller 2 c.
Two sides of the conveying frame 2a are rotatably connected with first rotating shafts 2f which are arranged in parallel with the rollers 2b, each first rotating shaft 2f is rotatably connected with a turnover frame 2g, and two sides of the conveying frame 2a are hinged with turnover cylinders 2h which are used for forcing the turnover frames 2g to rotate around the first rotating shafts 2 f; each roll-over stand 2g is provided with a middle sliding groove 2g1, a press roller 2i arranged in parallel with the roller 2b is arranged between the two roll-over stands 2g, and two ends of the press roller 2i are respectively positioned in the middle sliding groove 2g 1; each first rotating shaft 2f is fixedly provided with a first gear 2j meshed with the upper gear 2c1 between the roll-over stand 2g and the conveying frame 2a, and one end extending out of the roll-over stand 2g is fixedly provided with a first belt pulley 2 k; each roll-over stand 2g is fixedly provided with a guide slide bar 2m arranged along the length direction of the middle slide groove 2g1 at two sides of the middle slide groove 2g1, a slide block 2n is arranged between the two guide slide bars 2m, and each guide slide bar 2m is provided with a first spring 2p used for forcing the slide block 2n to move in the direction away from the first gear 2 j; each roll-over stand 2g is provided with notches 2g2 at two sides of the middle sliding chute 2g1, and the notches 2g2 are arranged along the length direction of the middle sliding chute 2g 1; second rotating shafts (both shown in the figures) extending out of the two notches 2g2 are arranged on the sliding block 2n, and each second rotating shaft (both shown in the figures) is provided with a second belt wheel 2 r; one end of the compression roller 2i extending out of the middle chute 2g1 is fixedly provided with a third belt wheel 2 s; fourth pulleys 2t are rotatably connected to two sides of the first pulley 2k on each roll-over stand 2g, first tensioned transmission belts 2u are arranged among the first pulley 2k, the two second pulleys 2r, the third pulley 2s and the two fourth pulleys 2t, and the first tensioned transmission belts 2u are used for forcing the third pulley 2s to move in the direction away from the first pulley 2 k.
The first pressing assembly 61 comprises a top block 6a, two sliding rods 6b are arranged on the top block 6a, and the two sliding rods 6b are connected in the protruding block 7 in a sliding mode along the vertical direction; a spring plate 6c is connected between the two sliding rods 6b in a sliding manner, and a compression spring 6d for forcing the top block 6a to move upwards is arranged between the spring plate 6c and the top block 6a on each sliding rod 6 b; the upper end of the top block 6a is provided with an arc-shaped positioning groove; an adjusting screw 6e is rotatably connected in the lug 7, and the adjusting screw 6e is used for controlling the spring plate 6c to move up and down; the top block 6a moves upwards under the action of the compression spring 6d to play a role in compressing, the adjusting screw 6e is rotated to adjust the position of the spring plate 6c, and then the pretightening force of the compression spring 6d is adjusted, so that the upward pressing force of the top block 6a can be realized.
When the plastic film processing and conveying device works, the roller 2b wound with the film is placed on the conveying frame 2a, and the film is manually fed between the upper output roller 2c and the lower output roller 2 e; control output motor 2d and drive last output roller 2c and rotate, go up output roller 2c and drive gear 2c1 and rotate when rotating, go up gear 2c1 and drive down synchronous antiport of output roller 2e through lower gear 2e1 when rotating, thereby will be located output roller 2c and the film output between the lower output roller 2e, set up first compress tightly subassembly 61 in addition and make lower output roller 2e upwards compress tightly on last output roller 2c, thereby guarantee the steady output of film.
In addition, when the upper gear 2c1 rotates, the first gear 2j drives the first rotating shaft 2f to rotate, the first rotating shaft 2f drives the first belt pulley 2k to rotate when rotating, the first driving rotation drives the press roller 2i to rotate through the first driving belt 2u, and the press roller 2i is pressed on the outer side of the furled film under the action of the tensioned first belt pulley 2k, so that the press roller 2i drives the furled film on the roller 2b to rotate when rotating, the first spring 2p presses the slide block 2n to move in the rotating process, the slide block 2n drives the first driving belt 2u to tension through the two second belt pulleys 2r, and the press roller 2i is pulled to be pressed on the outer side of the furled film all the time. In addition, because the compression roller 2i rotates synchronously with the upper output roller 2c and the lower output roller 2e, the linear speed of the film discharged from the roller 2b can be ensured to be the same as the outer diameter linear speed of the upper output roller 2c and the lower output roller 2e, so that the film cannot be pulled, and the situation that the film is pulled is ensured by a mechanical structure, and no error occurs; after the film of roll-up on roller 2b is used up, when need put into new roll-up have the roller 2b of film, earlier control upset cylinder 2h stretches out and drives roll-over stand 2g and rotate, drives pressure roller 2i when roll-over stand 2g rotates and leaves, puts the roller 2b of new roll-up film after, control upset cylinder 2h withdrawal for pressure roller 2i resets and compresses tightly on the film of roll-up.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The plastic film processing and conveying device is characterized by comprising a conveying frame, wherein a roller on which a plastic film is rolled is rotatably connected in the conveying frame, an output end of the conveying frame is rotatably connected with an upper output roller, the upper output roller and the roller are arranged in parallel, and the conveying frame is fixedly provided with an output motor for driving the upper output roller to rotate through a first support; two sides of the conveying frame are respectively provided with a first limiting sliding groove below two ends of the upper output roller along the vertical direction, a lower output roller is rotatably connected between the two first limiting sliding grooves, two ends of the upper output roller are respectively and fixedly provided with an upper gear, and two ends of the lower output roller are respectively and fixedly provided with a lower gear meshed with the upper gear; and the two sides of the conveying frame are provided with pressing assemblies below the two ends of the lower output roller through bumps, and the pressing assemblies are used for forcing the lower output roller to be pressed on the upper output roller.
2. The plastic film processing and conveying device as claimed in claim 1, wherein first rotating shafts arranged in parallel with the rollers are rotatably connected to both sides of the conveying frame, a roll-over frame is rotatably connected to each first rotating shaft, and roll-over cylinders for driving the roll-over frames to rotate around the first rotating shafts are hinged to both sides of the conveying frame; each roll-over stand is provided with a middle sliding chute, a compression roller arranged in parallel with the roller is arranged between the two roll-over stands, and two ends of the compression roller are respectively positioned in the middle sliding chutes; each first rotating shaft is fixedly provided with a first gear meshed with the upper gear between the roll-over stand and the conveying frame, and one end extending out of the roll-over stand is fixedly provided with a first belt wheel; guide sliding rods arranged along the length direction of the middle sliding chute are fixedly arranged on two sides of the middle sliding chute on each turnover frame, a sliding block is arranged between the two guide sliding rods, and each guide sliding rod is provided with a first spring used for forcing the sliding block to move in the direction away from the first gear; notches are formed in the two sides of the middle sliding groove of each overturning frame, and are arranged along the length direction of the middle sliding groove; the sliding block is provided with second rotating shafts extending out of the two notches, and each second rotating shaft is provided with a second belt wheel; the compression roller is fixedly provided with a third belt wheel at one end extending out of the middle sliding chute; and fourth belt wheels are rotatably connected to two sides of the first belt wheel on each roll-over stand, first tensioning transmission belts are arranged among the first belt wheel, the two second belt wheels, the third belt wheel and the two fourth belt wheels, and the first tensioning transmission belts are used for forcing the third belt wheels to move in the direction away from the first belt wheels.
3. The plastic film processing and conveying device as claimed in claim 1, wherein the conveying frame is provided with U-shaped grooves with upper ends opened at both sides, and the two ends of the roller are respectively positioned in the two U-shaped grooves.
4. The plastic film processing and conveying device as claimed in claim 1, wherein the compressing assembly comprises a top block, two sliding rods are arranged on the top block, and the two sliding rods are slidably connected in the convex block along the vertical direction; a spring plate is connected between the two slide rods in a sliding manner, and a compression spring used for forcing the ejector block to move upwards is arranged between the spring plate and the ejector block on each slide rod.
5. A plastic film processing and conveying apparatus as claimed in claim 4, wherein an arc-shaped positioning groove is provided at an upper end of said top block.
6. A plastic film processing and conveying device as claimed in claim 4, wherein an adjusting screw is rotatably connected in said projection, and said adjusting screw is used for controlling the up-and-down movement of the spring plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010415801.XA CN111591812A (en) | 2020-05-16 | 2020-05-16 | Plastic film processing conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010415801.XA CN111591812A (en) | 2020-05-16 | 2020-05-16 | Plastic film processing conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111591812A true CN111591812A (en) | 2020-08-28 |
Family
ID=72182534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010415801.XA Pending CN111591812A (en) | 2020-05-16 | 2020-05-16 | Plastic film processing conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111591812A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897175A (en) * | 2020-12-30 | 2021-06-04 | 诸暨市升派包装材料有限公司 | Flattening device for building heat transfer film processing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210062012U (en) * | 2019-04-24 | 2020-02-14 | 武汉博兴同创科技有限公司 | Film pressfitting machine |
-
2020
- 2020-05-16 CN CN202010415801.XA patent/CN111591812A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210062012U (en) * | 2019-04-24 | 2020-02-14 | 武汉博兴同创科技有限公司 | Film pressfitting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897175A (en) * | 2020-12-30 | 2021-06-04 | 诸暨市升派包装材料有限公司 | Flattening device for building heat transfer film processing |
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