CN212978420U - Plastic film forming and cutting mechanism - Google Patents
Plastic film forming and cutting mechanism Download PDFInfo
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- CN212978420U CN212978420U CN202021702252.6U CN202021702252U CN212978420U CN 212978420 U CN212978420 U CN 212978420U CN 202021702252 U CN202021702252 U CN 202021702252U CN 212978420 U CN212978420 U CN 212978420U
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- plastic film
- limiting plate
- connecting rod
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Abstract
The utility model discloses a plastic film forming and splitting mechanism, which belongs to the technical field of plastic film processing equipment and comprises a splitting machine body, wherein a first winding roller and a second winding roller are arranged on the splitting machine body at intervals; be provided with the subassembly of cutting on the connecting rod, cut the subassembly and include base, limiting plate and counter weight device, the base joint sets up on the connecting rod and slides with the connecting rod and link to each other, and the limiting plate can be dismantled to be connected in one side that the base is close to cutting machine body center, and the integrative rigid coupling of intermediate position department of base and limiting plate has the cut-off knife, and the counter weight device is arranged the base in and is deviated from one side of limiting plate and fixed linking to each other with the base, the utility model discloses have the effect that.
Description
Technical Field
The utility model relates to a technical field of plastic film processing equipment, in particular to mechanism is cut in shaping of plastic film.
Background
Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, and are used for packaging and as a film coating layer. The plastic package and the plastic package products occupy more and more share in the market, particularly the composite plastic flexible package is widely applied to the fields of food, medicine, chemical industry and the like, and the products bring great convenience to the life of people.
When the plastic film is produced, firstly, the master batches are melted into liquid plastic at high temperature, then the liquid plastic is sprayed out, and then the plastic body is blown to a mold cavity with a certain shape by utilizing the wind power blown out by a machine, so that a product is produced. Before coiling, the cutting blade is required to cut the side edges of the double-layer flat film so as to separate the film into two single layers, the cutting blade is generally in a fixed design, and certain tension is generated on the plastic film during cutting so as to ensure the cutting effect.
Because the plastic film can have slight off tracking in the traction process, one side of two sides of the plastic film is loosened, so that the tension of one side of the plastic film is reduced, the problem that burrs and even turned edges are easy to occur when the side of the plastic film is cut is caused, and the yield of the plastic film is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a mechanism is cut in shaping of plastic film reaches the effect that improves the plastic film finished product quality.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a plastic film forming and splitting mechanism comprises a splitting machine body, wherein a first winding roller and a second winding roller are arranged on the splitting machine body at intervals, a connecting rod is arranged right above the first winding roller and the second winding roller, and the connecting rod is fixedly connected with the splitting machine body; be provided with the subassembly of cutting on the connecting rod, cut the subassembly and include base, limiting plate and counter weight device, the base joint sets up on the connecting rod and slides with the connecting rod and link to each other, and the limiting plate can be dismantled to connect in one side that the base is close to cutting machine body center in the base, and the integrative rigid coupling of intermediate position department of base and limiting plate has the cut-off knife, and the counter weight device is arranged the base in and is deviated from one side of limiting plate and fixed continuous with the.
By adopting the technical scheme, when the splitting machine body is used for splitting the plastic film, one end of the plastic film is sleeved on the two splitting assemblies of the connecting rod, the two splitting assemblies limit the plastic film from the two ends of the plastic film, thereby spreading the plastic film, when the plastic film deviates in the traction process, the counterweight device drives the base and the limit plate on the base to slide along the extension direction of the connecting rod, adjust with the plastic film of cooperation off tracking, ensure that the plastic film is in stable state at the cutting in-process, along with the rotation of first winding roller, second winding roller, the cut-off knife in the middle of base and the limiting plate divides the cutting out to the plastic film, and the plastic film after dividing the cutting out twines respectively and collects on first winding roller and the second winding roller, and the cooperation of base, limiting plate and counter weight device is used, reaches the effect that improves plastic film finished product quality.
The utility model discloses can further set up to in a preferred example: the counterweight device comprises a steel wire rope, a first fixed pulley, a second fixed pulley and a counterweight block, the first fixed pulley is fixedly connected to the splitting machine body and is just opposite to the position of the base, the second fixed pulley is arranged above the first fixed pulley and is fixedly connected with the splitting machine body, one end of the steel wire rope sequentially penetrates through the second fixed pulley and the first fixed pulley and is fixedly connected with the base, and the counterweight block is arranged at one end, far away from the base, of the steel wire rope and is fixedly connected with the steel wire rope.
Through adopting above-mentioned technical scheme, with wire rope's one end and the fixed linking to each other of base, wire rope's the other end is connected with the balancing weight, and first fixed pulley cooperation second fixed pulley changes wire rope's pulling force direction, and the plastic film's base, the limiting plate use is established to the counter weight device cooperation cover, drives the base, the plastic film that the limiting plate followed the off tracking removes, slows down the plastic film and in the traction process because the off tracking is to cutting the influence that the plastic film caused, improves the segmentation effect of cut-off knife to the plastic film.
The present invention may be further configured in a preferred embodiment as: a sleeve is arranged right below the balancing weight, and the balancing weight reciprocates along the axis direction of the sleeve; the positioning ring is sleeved on the circumferential surface of the sleeve, and the outer wall of the positioning ring is fixedly connected with the splitting machine body.
By adopting the technical scheme, the counterweight block moves up and down in the sleeve, and the sleeve plays a role in limiting the counterweight block, so that the counterweight block is prevented from shaking left and right to a large extent, and the use stability of the counterweight device is improved; the holding ring is connected sleeve and cutting machine body, improves the stability of sleeve in the use.
The present invention may be further configured in a preferred embodiment as: the limiting plate is connected with the base through a bolt, and the top of the limiting plate is arc-shaped.
Through adopting above-mentioned technical scheme, the limiting plate passes through bolted connection with the base, can regularly pull down the limiting plate from the base and change, improves the convenience of changing the limiting plate, and the top of limiting plate is circular-arc setting simultaneously, ensures that the limiting plate is spacing to the plastic film when, reduces the limiting plate and decreases the drawing of plastic film, strengthens the protection to the plastic film, further improves the result of use of limiting plate.
The present invention may be further configured in a preferred embodiment as: the limiting plate is provided with a limiting groove on one side opposite to the base, a rotating sheet is rotatably connected in the limiting groove, and the rotating sheet extends to the outer side of the limiting groove.
Through adopting above-mentioned technical scheme, set up the spacing groove on the limiting plate, and set up the rotor plate in the spacing groove, when the plastic film cover was established on the limiting plate, one side that the plastic film need cut links to each other with the rotor plate butt, the plastic film is at the in-process that advances, the rotor plate keeps rotating and leads and spacing to the position of cutting of plastic film, make the position of cutting of plastic film prominent, the later stage cut-off knife of being convenient for cuts the plastic film, appear deckle edge even turn-up problem when reducing the cutting plastic film side, improve the yield of plastic film.
The present invention may be further configured in a preferred embodiment as: the rotating pieces are at least two, and the two rotating pieces are arranged oppositely up and down.
Through adopting above-mentioned technical scheme, set up two rotor plates from top to bottom, two rotor plate cooperations carry on spacingly and the direction to the plastic film, further improve the spacing effect of rotor plate to the plastic film, strengthen the yield of plastic film.
The present invention may be further configured in a preferred embodiment as: the thickness of the rotating sheet is gradually reduced from the position close to the circle center to the edge direction.
Through adopting above-mentioned technical scheme, the thickness with the rotor plate is by being close to centre of a circle position department and being the diminishing setting to the edge direction gradually, makes the thickness attenuation of the edge position department of rotor plate, reduces the area of contact of rotor plate and plastic film for the rotor plate is better to the direction and the limiting displacement of plastic film, further improves the finished product quality of plastic film when cutting.
The present invention may be further configured in a preferred embodiment as: the bottom of base is provided with wheel components, and wheel components includes first gyro wheel, second gyro wheel, third gyro wheel and link, and the link is the setting of V type, and the link cover is established on the connecting rod and is fixed continuous with the bottom of base, and first gyro wheel, third gyro wheel rotate set up in the top of link and form the joint with the upper surface of connecting rod, and the second gyro wheel rotates set up in the bottom of link and with the lower surface joint of connecting rod.
Through adopting above-mentioned technical scheme, set up wheel components in the bottom of base, the convenience that the reinforcing base slided on the connecting rod sets up first gyro wheel, third gyro wheel at the upper surface of connecting rod, second gyro wheel setting at the lower surface of connecting rod simultaneously, and first gyro wheel, third gyro wheel cooperation second gyro wheel carry out the joint from the upper surface and the lower surface of connecting rod and connecting rod, strengthen wheel components's stability in the use, strengthen the result of use of base.
To sum up, the utility model discloses following beneficial effect has:
1. the counterweight device is arranged on one side of the base and drives the base to be matched with the deflected plastic film for adjustment, so that the quality of a finished plastic film is improved;
2. the sleeve is arranged under the balancing weight, so that the balancing weight can move up and down in the sleeve, the balancing weight is prevented from shaking left and right to a large extent, and the use stability of the balancing weight device is improved;
3. through set up the rotor plate on the limiting plate, the rotor plate is led and is spacing to the position of cutting of plastic film, and the later stage cut-off knife of being convenient for cuts the plastic film, appears deckle edge or even turn-up problem when reducing the cutting plastic film side, improves the yield of plastic film.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention after the sleeve and the positioning ring are hidden;
fig. 3 is a schematic view of the connection structure of the base, the limiting plate and the rolling assembly of the present invention.
In the figure, 1, a splitting machine body; 11. a first winding roller; 12. a second winding roller; 2. a connecting rod; 3. a slitting assembly; 31. a base; 32. a limiting plate; 321. a limiting groove; 33. a counterweight device; 331. a wire rope; 332. a first fixed pulley; 333. a second fixed pulley; 334. a balancing weight; 4. a cutter; 5. a sleeve; 6. a positioning ring; 7. a rotating sheet; 8. a roller assembly; 81. a first roller; 82. a second roller; 83. a third roller; 84. and a connecting frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the plastic film forming and slitting mechanism disclosed by the utility model comprises a slitting machine body 1, wherein a first winding roller 11 and a second winding roller 12 are arranged on the slitting machine body 1 at intervals, a connecting rod 2 is arranged right above the first winding roller 11 and the second winding roller 12, and the connecting rod 2 is fixedly connected with the slitting machine body 1; the connecting rod 2 is provided with the cutting component 3, and the cutting component 3 has the function of removing the deviation of the plastic in the traction process, so that the effect of improving the quality of the finished plastic film is achieved.
Referring to fig. 1, cut subassembly 3 and include base 31, limiting plate 32 and counter weight device 33, and base 31 joint sets up on connecting rod 2 and slides with connecting rod 2 and link to each other, and limiting plate 32 can be dismantled and connect in one side that base 31 is close to cutting machine body 1 center, and the integrative rigid coupling of intermediate position department of base 31 and limiting plate 32 has cut-off knife 4, and counter weight device 33 arranges one side that base 31 deviates from limiting plate 32 in and links to each other with base 31 is fixed. Referring to fig. 2, the counterweight device 33 includes a steel wire rope 331, a first fixed pulley 332, a second fixed pulley 333 and a counterweight 334, the first fixed pulley 332 is fixedly connected to the splitting machine body 1 and faces the position of the base 31, the second fixed pulley 333 is disposed above the first fixed pulley 332 and is fixedly connected to the splitting machine body 1, one end of the steel wire rope 331 sequentially passes through the second fixed pulley 333 and the first fixed pulley 332 and then is fixedly connected to the base 31, and the counterweight 334 is disposed at one end of the steel wire rope 331 far away from the base 31 and is fixedly connected to the steel wire rope 331.
Referring to fig. 2, when the splitting machine body 1 is used for splitting a plastic film, one end of the plastic film is sleeved on two splitting assemblies 3 of a connecting rod 2, the two splitting assemblies 3 limit the plastic film from two ends of the plastic film, so as to stretch the plastic film, when the plastic film deviates in the traction process, a counterweight device 33 drives a base 31 and a limiting plate 32 on the base 31 to slide along the extension direction of the connecting rod 2, one end of a steel wire rope 331 is fixedly connected with the base 31, the other end of the steel wire rope 331 is connected with a counterweight block 334, a first fixed pulley 332 is matched with a second fixed pulley 333 to change the tension direction of the steel wire rope 331, the counterweight device 33 is matched with the base 31 and the limiting plate 32 sleeved with the plastic film for use, the base 31 and the limiting plate 32 are driven to move along with the deviated plastic film, and the influence of the plastic film on the splitting caused, ensure that the plastic film is in stable condition at the in-process of cutting, along with the rotation of first winding roller 11, second winding roller 12, cut-off knife 4 in the middle of base 31 and the limiting plate 32 divides the plastic film to cut off, and the plastic film after dividing cuts off twines respectively and collects on first winding roller 11 and the second winding roller 12, improves the segmentation effect of cut-off knife 4 to the plastic film.
Referring back to fig. 1, a sleeve 5 is disposed under the counterweight 334, the counterweight 334 reciprocates along the axis of the sleeve 5, the sleeve 5 limits the counterweight 334, prevents the counterweight 334 from shaking left and right to a greater extent, and improves the stability of the counterweight device 33; the positioning ring 6 is sleeved on the circumferential surface of the sleeve 5, the outer wall of the positioning ring 6 is fixedly connected with the splitting machine body 1, and the stability of the sleeve 5 in the using process is improved.
Referring to fig. 3, the limiting plate 32 is connected with the base 31 through a bolt, the limiting plate 32 can be periodically detached from the base 31 for replacement, convenience in replacing the limiting plate 32 is improved, meanwhile, the top of the limiting plate 32 is arranged in a circular arc shape, the plastic film is prevented from being scratched by the limiting plate 32 while the limiting plate 32 is used for limiting the plastic film, protection of the plastic film is enhanced, and the using effect of the limiting plate 32 is further improved; limiting groove 321 has just been seted up to one side that limiting plate 32 is just to base 31, swivelling joint has rotor plate 7 in the limiting groove 321, rotor plate 7 extends to the setting in the limiting groove 321 outside, when the plastic film cover is established on limiting plate 32, one side that the plastic film need be cut links to each other with 7 butts of rotor plate, the plastic film is at the in-process that advances, rotor plate 7 keeps rotating and leads and spacing to the position of cutting of plastic film, make the position of cutting of plastic film prominent, be convenient for later stage cut-off knife 4 cuts the plastic film, appear deckle edge or even turn-up's problem when reducing the cutting plastic film side, improve the yield of plastic film.
Referring to fig. 3, a plurality of rotating sheets 7 can be arranged, preferably two rotating sheets 7 are arranged in the embodiment, and the two rotating sheets 7 are arranged in an up-down opposite manner, and the two rotating sheets 7 are matched to limit and guide the plastic film, so that the limiting effect of the rotating sheets 7 on the plastic film is further improved, and the yield of the plastic film is increased; and the thickness of the rotating sheet 7 is gradually reduced from the position close to the circle center to the edge direction, so that the thickness of the edge position of the rotating sheet 7 is thinned, the contact area of the rotating sheet 7 and the plastic film is reduced, the guiding and limiting effects of the rotating sheet 7 on the plastic film are better, and the quality of finished products of the plastic film when being cut is further improved.
Referring to fig. 3, the bottom of base 31 is provided with wheel components 8, wheel components 8 include first gyro wheel 81, second gyro wheel 82, third gyro wheel 83 and link 84, link 84 is the setting of V type, link 84 cover is established on connecting rod 2 and is fixed continuous with the bottom of base 31, first gyro wheel 81, third gyro wheel 83 rotates and sets up in the top of link 84 and forms the joint with the upper surface of connecting rod 2, second gyro wheel 82 rotates and sets up in the bottom of link 84 and with the lower surface joint of connecting rod 2, first gyro wheel 81, third gyro wheel 83 cooperation second gyro wheel 82 carries out the joint from the upper surface and the lower surface of connecting rod 2 and connecting rod 2, strengthen wheel components 8 stability in the use, strengthen base 31's result of use.
The implementation principle of the embodiment is as follows: when the splitting machine body 1 is used for splitting the plastic film, the cylindrical plastic film is sleeved on the two splitting assemblies 3 of the connecting rod 2, and the counterweight device 33 pulls the base 31 towards two sides far away from the center of the splitting machine body 1 so as to unfold the plastic film; when the plastic film deviates in the traction process, the base 31 can slide along the extension direction of the connecting rod 2 according to the deviation direction of the plastic film, so that the stability of the plastic film during cutting is ensured, and the quality of a finished product of the plastic film during cutting is improved; meanwhile, the rotating sheet 7 on the limiting plate 32 is connected with one side, needing to be cut, of the plastic film in an abutting mode, the rotating sheet 7 keeps rotating and guides and limits the cutting position of the plastic film, the cutting position of the plastic film is made to be obvious, the later-stage cutting knife 4 is convenient to cut the plastic film, the problem that burrs or even turned edges occur when the side edges of the plastic film are cut is reduced, and the yield of the plastic film is further improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a mechanism is cut in shaping of plastic film, includes cutting machine body (1), and the interval is provided with first winding roller (11) and second winding roller (12) on cutting machine body (1), its characterized in that: a connecting rod (2) is arranged right above the first winding roller (11) and the second winding roller (12), and the connecting rod (2) is fixedly connected with the splitting machine body (1); be provided with on connecting rod (2) and cut subassembly (3), it includes base (31) to cut subassembly (3), limiting plate (32) and counter weight device (33), base (31) joint sets up on connecting rod (2) and slides with connecting rod (2) and links to each other, limiting plate (32) can be dismantled and connect in base (31) one side near cutting machine body (1) center, and the integrative rigid coupling of intermediate position department of base (31) and limiting plate (32) has cut-off knife (4), counter weight device (33) are arranged in base (31) and are deviated from one side of limiting plate (32) and fixed continuous with base (31).
2. A forming and slitting mechanism for plastic films according to claim 1, characterized in that: counterweight device (33) include wire rope (331), first fixed pulley (332), second fixed pulley (333) and balancing weight (334), first fixed pulley (332) rigid coupling just is located base (31) position on cutting machine body (1), second fixed pulley (333) are arranged in first fixed pulley (332) top and are fixed continuous with cutting machine body (1), second fixed pulley (333) are passed in proper order to the one end of wire rope (331), behind first fixed pulley (332) and base (31) rigid coupling, balancing weight (334) are arranged in wire rope (331) and are kept away from the one end of base (31) and are fixed continuous with wire rope (331).
3. A forming and slitting mechanism for plastic films according to claim 2, characterized in that: a sleeve (5) is arranged right below the balancing weight (334), and the balancing weight (334) reciprocates along the axis direction of the sleeve (5); the positioning ring (6) is sleeved on the circumferential surface of the sleeve (5), and the outer wall of the positioning ring (6) is fixedly connected with the splitting machine body (1).
4. A forming and slitting mechanism for plastic films according to claim 1, characterized in that: the limiting plate (32) is connected with the base (31) through bolts, and the top of the limiting plate (32) is arc-shaped.
5. A forming and slitting mechanism for plastic films according to claim 1, characterized in that: limiting groove (321) is opened on one side of limiting plate (32) just opposite to base (31), rotating sheet (7) is connected in limiting groove (321) in a rotating mode, and rotating sheet (7) extends to the outer side of limiting groove (321) to be arranged.
6. A forming and slitting mechanism for plastic films according to claim 5, characterized in that: the number of the rotating pieces (7) is at least two, and the two rotating pieces (7) are arranged oppositely up and down.
7. A forming and slitting mechanism for plastic films according to claim 5, characterized in that: the thickness of the rotating sheet (7) is gradually reduced from the position close to the circle center to the edge direction.
8. A forming and slitting mechanism for plastic films according to claim 1, characterized in that: the bottom of base (31) is provided with wheel components (8), wheel components (8) include first gyro wheel (81), second gyro wheel (82), third gyro wheel (83) and link (84), link (84) are the V type setting, link (84) cover establish on connecting rod (2) and with the bottom of base (31) fixed link to each other, first gyro wheel (81), third gyro wheel (83) rotate set up in the top of link (84) and form the joint with the upper surface of connecting rod (2), second gyro wheel (82) rotate set up in the bottom of link (84) and with the lower surface joint of connecting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702252.6U CN212978420U (en) | 2020-08-15 | 2020-08-15 | Plastic film forming and cutting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702252.6U CN212978420U (en) | 2020-08-15 | 2020-08-15 | Plastic film forming and cutting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212978420U true CN212978420U (en) | 2021-04-16 |
Family
ID=75433128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021702252.6U Active CN212978420U (en) | 2020-08-15 | 2020-08-15 | Plastic film forming and cutting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212978420U (en) |
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2020
- 2020-08-15 CN CN202021702252.6U patent/CN212978420U/en active Active
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