CN218754061U - Plastic film gluing and cutting device - Google Patents

Abstract

The utility model discloses a gluing and cutting device for plastic films, which comprises a frame; a feed roll; the glue spreading assembly comprises a glue groove, a glue spreading wheel and a fixing piece, wherein the glue spreading wheel is used for spreading glue on one side edge of the plastic film passing through the gap between the glue spreading wheel and the fixing piece; the locking assembly is used for locking the plastic film passing through the fixing piece; the movable clamping assembly comprises a moving unit and a clamping unit, the clamping unit is used for clamping the end part of the plastic film, and the moving unit drives the clamping unit to move so as to tension the plastic film; the cutting assembly comprises a cutter and a translation unit. The gluing and cutting device has the advantages that the gluing wheel is used for gluing the position of one side edge of the plastic film, the plastic film is clamped and pulled through the movable clamping assembly, the plastic film passing through the fixing piece is locked through the locking unit, the plastic film is tensioned, and the translation unit drives the cutter to move to cut and cut, so that the automatic gluing and cutting of the plastic film are realized, the labor cost is reduced, and the processing efficiency is improved.

Description

Plastic film gluing and cutting device

Technical Field

The utility model belongs to the technical field of the plastic film processing technique and specifically relates to a device is tailor to rubber coating of plastic film is related to.

Background

Plastic films are typically films made from polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, and are commonly used for packaging and as a film-coating layer. The plastic film is widely applied to the fields of food, medicine, chemical industry and the like, in particular to food packaging, and the plastic film product brings great convenience to the life of people.

In the processing process of the plastic film, in order to connect the plastic film with other sheets conveniently, the plastic film is generally required to be cut into the plastic film, glue is coated on the side edge of one side of the plastic film, and the plastic film is connected with other films in an adhering manner through the glue. By adopting the mode, the plastic films wound on the winding roller are cut one by one and are manually coated, so that the labor cost is increased, and the efficiency is low.

Therefore, it is necessary to provide a device for automatically cutting and gluing plastic films.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide an improve machining efficiency and alleviate the rubber coating of plastic film of cost of labor and tailor device.

In order to realize the technical effects, the utility model adopts the technical scheme that: a gluing and cutting device for plastic films, comprising:

a frame;

the feeding roller rotates on the frame around the axis of the feeding roller;

the glue spreading assembly comprises a glue groove with an upward notch, a glue spreading wheel rotating on the glue groove around the axis of the glue spreading wheel, and a fixing piece arranged right above the glue spreading wheel in a clearance manner, wherein the glue groove and the fixing piece are both fixed on the rack, and the glue spreading wheel is used for spreading glue on one side edge of a plastic film passing through the gap between the glue spreading wheel and the fixing piece;

the locking assembly is used for locking the plastic film on the fixing piece;

the movable clamping assembly comprises a moving unit and a clamping unit, the clamping unit is used for clamping the end part of the plastic film passing through the fixing part, the clamping unit is arranged on the discharging side of the locking assembly, and the moving unit drives the clamping unit to move so as to tension the plastic film between the locking assembly and the clamping unit;

the cutting assembly comprises a cutting knife and a translation unit, and the translation unit drives the cutting knife to reciprocate so as to cut the plastic film between the clamping unit and the locking assembly; the cutting assembly is located between both ends of a moving path of the clamping unit.

Preferably, in order to reduce the horizontal occupied space of the device and make the device structure more compact, the plastic film on the feeding roller is wound on the fixing member and sequentially attached to the bottom surface and the top surface of the fixing member.

Preferably, in order to avoid the scratch damage of the fixing piece to the plastic film, the top surface and the bottom surface of the fixing piece are in arc transition connection with one side of the feeding roller away from the feeding roller.

Preferably, in order to ensure that the gluing wheel can glue smoothly, the surface of the fixing part, which is in contact with the plastic film, is covered with an elastic pad.

Preferably, in order to realize locking the plastic film through the mounting, locking Assembly including set up in first lift unit in the frame, the output of first lift unit is connected with the retaining member, and the plastic film clamp of locking state is located the retaining member with between the mounting.

Preferably, in order to realize cutting of the tensioned plastic film, the translation unit comprises a second lifting unit arranged on the fixing piece, the output end of the second lifting unit is connected with the cutter, and the cutting edge of the cutter is arranged at the top of the cutter.

Preferably, in order to conveniently cut the plastic film, the cutting edge of the cutter is serrated.

Preferably, in order to clamp the end portion of the plastic film passing through the fixing member, the clamping unit includes clamping mechanisms disposed on upper and lower sides of a discharge end of the plastic film, and the clamping mechanisms include a third lifting unit connected to an output end of the moving unit and a clamping member connected to an output end of the third lifting unit.

Preferably, in order to drive the clamping unit to move, the moving unit is including being fixed in driving motor in the frame, along self circumferential direction's hold-in range, with hold-in range fixed connection's removal frame and through two synchronizing wheels that synchronous belt drive connects, the moving member with the third lift unit is connected, two the synchronizing wheel all rotates around self axial lead in the frame, driving motor's output and one of them synchronizing wheel are with axial lead fixed connection.

Preferably, in order to secure stable movement of the clamping unit, the timing belts are provided with at least two spaced-apart belts in an axial direction parallel to the feed rollers.

To sum up, the utility model discloses device is tailor to rubber coating of plastic film compares with prior art, utilizes the rubber coating wheel to one of them side position rubber coating of plastic film, gets and pulls the plastic film through removing clamping assembly clamp, and cooperation locking assembly locks the plastic film through the mounting, makes the plastic film keep the tensioning back, and translation unit drive cutter removes and realizes the cutting and tailor to the automatic rubberizing of plastic film is tailor, has reduced the cost of labor, has improved machining efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a rear view of FIG. 1;

FIG. 4 is a schematic structural view of FIG. 1 with the frame omitted;

FIG. 5 is a schematic view of the frame of FIG. 1 from another perspective;

FIG. 6 is a side view of FIG. 5;

FIG. 7 is a schematic structural view of the mobile clamp assembly;

FIG. 8 is an exploded view of FIG. 7;

in the figure: 100. a frame; 101. a first frame body; 102. a second frame body; 103. a third frame body; 200. a feed roll; 300. a glue groove; 400. a glue spreading wheel; 500. a fixing member; 600. a cutter; 700. an elastic pad; 800. a first lifting unit; 900. a locking member; 110. a second lifting unit; 120. a third lifting unit; 130. a clamping member; 140. a drive motor; 150. a synchronous belt; 160. a movable frame; 170. a synchronizing wheel; 180. a rotating seat; 190. and (4) concentric shaft.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1-8, the utility model discloses a device is tailor in rubber coating of plastic film includes:

a frame 100;

the feeding roller 200, the feeding roller 200 rotates on the frame 100 around the self axis;

the glue spreading assembly comprises a glue groove 300 with an upward notch, a glue spreading wheel 400 rotating on the glue groove 300 around the axis of the glue spreading wheel 400, and a fixing piece 500 arranged right above the glue spreading wheel 400 in a clearance manner, the glue groove 300 and the fixing piece 500 are fixed on the frame 100, and the glue spreading wheel 400 is used for spreading glue on one side edge of a plastic film passing through the clearance between the glue spreading wheel 400 and the fixing piece 500;

a locking assembly for locking the plastic film passing through the fixing member 500;

the movable clamping assembly comprises a moving unit and a clamping unit, the clamping unit is used for clamping the end part of the plastic film passing through the fixing piece 500, the clamping unit is arranged on the discharging side of the locking assembly, and the moving unit drives the clamping unit to move so as to tension the plastic film between the locking assembly and the clamping unit;

the cutting assembly comprises a cutting knife 600 and a translation unit, and the translation unit drives the cutting knife 600 to reciprocate so as to cut the plastic film between the clamping unit and the locking assembly; the cutting assembly is located between both ends of the moving path of the clamping unit.

The specific structure of the rack 100 is as shown in fig. 1-3, and includes a first rack body 101, a second rack body 102, and a third rack body 103, which are sequentially disposed, where the first rack body 101 and the third rack body 103 are both U-shaped structures with downward openings, the second rack body 102 is a U-shaped structure with an upward opening, the feed roller 200 is rotatably disposed in the U-shaped opening of the second rack body 102, the axial direction of the feed roller 200 is perpendicular to and horizontal to the distribution direction of the first rack body 101, the second rack body 102, and the third rack body 103, the locking assemblies are disposed on the first rack body 101, the glue groove 300 is fixed on one of the inner side walls of the first rack body 101, two ends of the fixing member 500 are fixedly connected with protruding shafts, the two protruding shafts are respectively fixedly connected with two inner side walls of the first rack body 101, the cutting assembly is disposed on the fixing member 500, and two ends of the moving unit are respectively connected with the first rack body 101 and the third rack body 103.

When the device operates, the feeding roller 200 provides a plastic film to be processed (including gluing and cutting), when the plastic film passes through the gap between the fixing piece 500 and the glue coating wheel 400, two sides of the plastic film in the thickness direction are respectively contacted with the fixing piece 500 and the glue coating wheel 400, the glue coating wheel 400 rotates in the glue groove 300 to dip the glue in the glue groove 300, and the dipped glue is coated on one side of the plastic film opposite to one side of the fixing piece 500 through rotation. The utility model discloses in, one of them terminal surface of rubber coating wheel 400 flushes with one of them side of plastic film, and another terminal surface of rubber coating wheel 400 is located between the plumb plane at two sides places of plastic film, so, through the rotation of rubber coating wheel 400, the realization is handled the rubber coating of one of them side position of plastic film.

After the plastic film passes through the gap between the gluing wheel 400 and the fixing member 500, the moving unit in the clamping assembly moves to drive the clamping unit to move to the end position of the plastic film which is glued, the end part of the plastic film is clamped by the clamping unit, then the moving unit drives the clamping unit to move in the opposite direction, meanwhile, the locking assembly moves to lock the plastic film which passes through the fixing member 500, along with the movement of the moving unit, the clamping unit and the locking assembly are fixed to two positions of the plastic film respectively, so that the plastic film tends to keep a tensioning state, then the translation unit is started to drive the cutter 600 to move, so that the plastic film is cut, then, the clamping unit loosens the cut plastic film, and a worker only needs to receive the plastic film which is glued and cut beside the device.

After cutting and cutting are finished, the cutting assembly is positioned between the two ends of the moving path of the clamping unit, the moving unit drives the clamping unit to move to one side of the cutting assembly close to the fixing member 500 again so as to clamp the plastic mold passing through the fixing member 500, and the locking assembly releases the locking of the plastic film; the moving unit drives the clamping unit to move, so that after the clamping unit drives the plastic film to move, the plastic film on the fixing piece 500 is locked by the locking assembly, after the moving unit continues to move, the clamping unit and the locking assembly can be matched with each other to tension the plastic film, and then the tensioned plastic film is cut by the cutting assembly.

The above-mentioned device, rotation through rubber coating wheel 400 realizes the rubber coating after, the tip through the tight plastic film of clamp unit, utilize the mobile unit to drive the tight unit of clamp and remove, it removes to draw the plastic film, the position locking of locking Assembly with the plastic film deuterogamy, make the plastic film tensioning, the plastic film of tensioning is cut out by cutting assembly this moment, thereby realized to the plastic film automatic gluing and cut out the cutting operation, compare in the mode of current manual handling, the workman only needs to be responsible for receiving the plastic film after the rubber coating cutting on the device side, workman's work burden has not only been alleviateed, and the cost of labor has been reduced, and the machining efficiency of plastic film has been improved.

In a preferred embodiment, the plastic film on the supply roll 200 is wrapped around the fixture 500 and sequentially attached to the bottom and top surfaces of the fixture 500; the top surface and the bottom surface of the fixing member 500 are in arc transition connection with one side far away from the feeding roller 200; the surface of the fixing member 500 contacting the plastic film is covered with an elastic pad 700.

Specifically, the top surface and the bottom surface of the fixing member 500 are both horizontally arranged, and one surface of the fixing member 500 away from the feeding roller 200 is a semicircular arc surface, so that the top surface and the bottom surface of the fixing member 500 away from one side of the feeding roller 200 are in arc transition connection; elastic pads 700 are adhered and fixed on the top surface, the bottom surface and the semi-arc-shaped side surfaces of the fixing member 500, the elastic pads 700 include but are not limited to sponge pads, rubber pads and silica gel pads, and the elastic pads 700 cover the top surface, the bottom surface and the arc-shaped side surfaces of the fixing member 500.

With the above result, the plastic film is separated from the feeding roller 200 and then sequentially passes through the bottom surface, the arc-shaped side surface and the top surface of the fixing member 500, so that the feeding direction of the plastic film is changed, thereby being beneficial to reducing the occupied space of the device in the horizontal direction, leading the structure of the device to be more compact and being beneficial to saving the workshop operation space; the arc-shaped side surfaces enable the top surface and the bottom surface of the fixing piece 500 to be in arc transition connection, so that sharp edges are avoided on the contact surface of the fixing piece 500 and the plastic film, and the plastic film is guaranteed not to be scratched by the fixing piece 500 after passing through the arc-shaped side surfaces; in addition, the fixed elastic pad 700 is laid at the contact position of the fixed member 500 and the plastic film, so that the glue coating wheel 400 can press the elastic pad 700 on the bottom surface of the fixed member 500 to deform the elastic pad during glue coating, the glue coating wheel 400 is tightly attached and contacted with the plastic film, and smooth glue coating is ensured; the locking assembly is capable of applying sufficient locking pressure to secure the plastic film to the mount 500 when locking the plastic film through the mount 500.

In a preferred embodiment, the locking assembly includes a first lifting unit 800 disposed on the frame 100, the output end of the first lifting unit 800 is connected with a locking member 900, and the plastic film in the locked state is sandwiched between the locking member 900 and the fixing member 500.

Specifically, as shown in fig. 1 to 6, the first lifting unit 800 includes three first lifting cylinders distributed at intervals along an axial direction parallel to the feeding roller 200, a cylinder of each first lifting cylinder is fixed to the top of the first frame body 101, a bottom end of a piston rod of each first lifting cylinder is fixedly connected to a locking member 900, and the locking member 900 is a locking bead and extends along a distribution direction parallel to the first lifting cylinders.

After the structure is adopted, when the plastic film needs to be locked, the first lifting cylinder drives the piston rod of the first lifting cylinder to move downwards, so that the locking piece 900 descends, the plastic film is fixed on the elastic pad 700 on the top surface of the fixing piece 500, and the plastic film is tensioned by matching with the movable clamping assembly.

In a preferred embodiment, the translation unit includes a second lifting unit 110 disposed on the fixing member 500, an output end of the second lifting unit 110 is connected to the cutter 600, and a blade of the cutter 600 is disposed at a top of the cutter 600; the cutting edge of the cutter 600 is serrated.

Specifically, as shown in fig. 3 to 5, the second lifting unit 110 includes a plurality of electric push rods distributed at intervals along the axial direction of the supply roller 200, a housing of the electric push rods is fixedly connected to one side of the fixing member 500 close to the supply roller 200, a top of the telescopic rod is fixedly connected to the cutting knife 600, a length direction of the cutting knife 600 is parallel to the axial direction of the supply roller 200, and a top of the cutting knife 600 is a cutting edge thereof, and the cutting edge is a saw-tooth shape.

After the plastic film is tensioned, the electric push rod acts to drive the cutter 600 to move upwards, and the cutting edge of the cutter 600 adopts a zigzag design, so that the sharp end of the cutter 600 is firstly contacted with the plastic film, the pressure of the cutter 600 to the plastic film is increased, the cutter 600 can conveniently puncture the plastic film, and the plastic film can be cut off along with the continuous upward movement of the cutter 600.

In a preferred embodiment, the clamping unit comprises clamping mechanisms arranged at the upper side and the lower side of the discharge end of the plastic film, and the clamping mechanisms comprise a third lifting unit 120 connected with the output end of the moving unit and a clamping member 130 connected with the output end of the third lifting unit 120; the moving unit comprises a driving motor 140 fixed on the rack 100, a synchronous belt 150 rotating along the circumferential direction of the moving unit, a moving frame 160 fixedly connected with the synchronous belt 150 and two synchronous wheels 170 in transmission connection through the synchronous belt 150, the moving element is connected with the third lifting unit 120, the two synchronous wheels 170 rotate on the rack 100 around the axis of the moving element, and the output end of the driving motor 140 is fixedly connected with the axis of one synchronous wheel 170; the timing belts 150 are provided in at least two spaced apart positions along an axial direction parallel to the feed roll 200.

Specifically, as shown in fig. 7 and 8, in the clamping units, the moving frame 160 is a square frame, the two third lifting units 120 respectively include four third lifting cylinders disposed at the end portions of the upper and lower sides of the moving frame 160, the cylinder bodies of the third lifting cylinders are fixed to the moving frame 160, the piston rods pass through the side walls of the moving frame 160, the two clamping members 130 are respectively in the shape of strip-shaped folded plates, the overall length direction of the clamping members 130 is parallel to the axial direction of the feeding roller 200, and the central portion of the upper clamping member 130 protrudes downward to prevent the two clamping members 130 from contacting glue on the plastic film to cause adhesion when the two clamping members 130 approach each other; wherein, two ends of the clamping member 130 positioned above are respectively and fixedly connected with the piston rods of the two third lifting cylinders at the high position, and two ends of the clamping member 130 positioned below are respectively and fixedly connected with the piston rods of the two third lifting cylinders at the ground position.

In the moving unit, there are two synchronous belts 150, the two synchronous belts 150 are distributed at intervals along the axial direction parallel to the feeding roller 200, the synchronous wheels 170 at the end positions of the two synchronous belts 150 in the same direction are fixedly connected with the same axial line through a concentric shaft 190, the concentric shaft 190 penetrates through the two synchronous wheels 170, in the two concentric shafts 190, two ends of the same concentric shaft 190 are provided with rotating seats 180, the two rotating seats 180 are fixed at the top of the first frame body 101, one end of the other concentric shaft 190 is provided with a rotating seat 180, the other end is provided with a driving motor 140, the rotating seat 180 and the driving motor 140 are fixed at the top of the third frame body 103, and the two synchronous belts 150 are fixedly connected with the moving frame 160.

When the end part of the plastic film is clamped, the four third lifting cylinders synchronously act to drive the upper clamping piece 130 to descend and the lower clamping piece 130 to ascend, so that the two clamping pieces 130 are close to each other to clamp the end part of the plastic film; when four third lift cylinders drive the respective piston rods to move in opposite directions, the two clamping pieces 130 are far away from each other, the cut and glued plastic film is loosened, and the plastic film is convenient for workers to collect.

When the clamping unit is driven to move, the driving motor 140 is started to drive the synchronizing wheel 170 near the position of the third frame body 103 to rotate, and the synchronizing wheel 170 on the first frame body 101 is matched to enable the two synchronous belts 150 to simultaneously rotate along respective circumferential directions, so as to drive the moving frame 160 fixedly connected with the synchronous belts 150 to move, and further change the position of the clamping unit.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a device is tailor in rubber coating of plastic film which characterized in that includes:

a frame (100);

the feeding roller (200), the feeding roller (200) rotates on the frame (100) around the axis line thereof;

the glue spreading assembly comprises a glue groove (300) with an upward notch, a glue spreading wheel (400) rotating on the glue groove (300) around the axis of the glue spreading wheel, and a fixing piece (500) arranged right above the glue spreading wheel (400) in a clearance mode, wherein the glue groove (300) and the fixing piece (500) are both fixed on the rack (100), and the glue spreading wheel (400) is used for spreading glue on one side edge of a plastic film passing through the clearance between the glue spreading wheel (400) and the fixing piece (500);

a locking assembly for locking the plastic film passing through the fixture (500);

the movable clamping assembly comprises a moving unit and a clamping unit, the clamping unit is used for clamping the end part of the plastic film passing through the fixing piece (500), the clamping unit is arranged on the discharging side of the locking assembly, and the moving unit drives the clamping unit to move so as to tension the plastic film between the locking assembly and the clamping unit;

the cutting assembly comprises a cutting knife (600) and a translation unit, and the translation unit drives the cutting knife (600) to reciprocate so as to cut the plastic film between the clamping unit and the locking assembly; the cutting assembly is located between two ends of a moving path of the clamping unit.

2. The gluing and cutting device for plastic films according to claim 1, characterized in that: the plastic film on the feeding roller (200) is wound on the fixing piece (500) and is sequentially attached to the bottom surface and the top surface of the fixing piece (500).

3. The gluing and cutting device for plastic films according to claim 2, characterized in that: the top surface and the bottom surface of the fixing piece (500) are in arc transition connection with one side of the feeding roller (200) away from the feeding roller.

4. The gluing and cutting device for plastic films according to claim 1, characterized in that: the surface of the fixing member (500) contacting the plastic film is covered with an elastic pad (700).

5. The gluing tailoring device of plastic film according to claim 1, characterized in that: locking Assembly including set up in first lift unit (800) on frame (100), the output of first lift unit (800) is connected with retaining member (900), and the plastic film clamp of locking state is located retaining member (900) with between mounting (500).

6. The gluing and cutting device for plastic films according to claim 1, characterized in that: the translation unit comprises a second lifting unit (110) arranged on the fixing piece (500), the output end of the second lifting unit (110) is connected with the cutter (600), and the cutting edge of the cutter (600) is arranged at the top of the cutter (600).

7. The gluing and cutting device for plastic films according to claim 6, characterized in that: the cutting edge of the cutter (600) is in a sawtooth shape.

8. The gluing and cutting device for plastic films according to claim 1, characterized in that: the clamping unit comprises clamping mechanisms arranged on the upper side and the lower side of the plastic film discharging end, and each clamping mechanism comprises a third lifting unit (120) connected with the output end of the moving unit and a clamping piece (130) connected with the output end of the third lifting unit (120).

9. The gluing tailoring device of plastic film according to claim 8, characterized in that: the mobile unit is including being fixed in driving motor (140), along self circumferential direction's hold-in range (150) on frame (100), with hold-in range (150) fixed connection's removal frame (160) and pass through hold-in range (150) two synchronizing wheel (170) that the transmission is connected, the moving member with third lifting unit (120) is connected, two synchronizing wheel (170) all rotate around self axial lead in on frame (100), the output and one of them synchronizing wheel (170) of driving motor (140) are with axial lead fixed connection.

10. The gluing and cutting device for plastic films according to claim 9, characterized in that: the synchronous belts (150) are provided with at least two synchronous belts which are distributed at intervals along the axial direction parallel to the feeding roller (200).

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