CN217669543U

CN217669543U - PVC thermal contraction membrane cuts device

Info

Publication number: CN217669543U
Application number: CN202221257367.8U
Authority: CN
Inventors: 张宝新; 张敬安
Original assignee: Tianjin Baojin Runda Packaging Co ltd
Current assignee: Tianjin Baojin Runda Packaging Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-10-28
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a PVC thermal contraction film cutting device, which relates to the technical field of PVC thermal contraction films, and comprises a bearing table, wherein two support plates are symmetrically arranged on the bearing table, a film winding cylinder is arranged between the two support plates, a cutting assembly which vertically slides is arranged on one side of the film winding cylinder, a driving assembly for driving the cutting assembly to slide in a reciprocating manner is arranged on the inner side of each support plate, and a transmission assembly for driving the driving assembly to work is arranged in each support plate; and the bearing table is provided with a cutting groove matched with the cutting assembly. The utility model discloses a drive assembly who sets up can drive the vertical up-and-down motion of cutting assembly to carry out continuous equidistance cutting to PVC thermal contraction membrane and handle, the cutting size is accurate, and the yield is high, effectively improves work efficiency, and the cooperation sets up drive assembly simultaneously and need not to increase the automatic processing of cutting that the driving source can realize cutting assembly, reduction in production cost, and is energy-concerving and environment-protective.

Description

PVC thermal contraction membrane cuts device

Technical Field

The utility model relates to a PVC thermal contraction membrane technical field specifically is a device is cut to PVC thermal contraction membrane.

Background

The PVC shrink film is a film formed by mixing vinyl PVC resin with more than ten auxiliary materials and then carrying out secondary blowing, is widely applied to the packaging of various commodities such as wine, food, sports goods, sterilized tableware, electronic and electric appliances, daily necessities, artware, plastic hardware, glass ceramics and the like, has more bright and beautiful appearance, improves the packaging grade of products, plays a role in protecting the products from dust, messy flowers and the like, and is an ideal film packaging material at present. In the prior art, the cutting treatment of the PVC shrink film needs manual cutting treatment.

The defects of the prior art are as follows: the PVC shrink film is manually cut, so that the production cost is increased, errors are easy to occur in the cutting size, and the yield is low. Therefore, the person skilled in the art provides a PVC heat shrinkable film slitting device to solve the problems mentioned in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a PVC thermal contraction membrane cuts device to solve the weak point among the above-mentioned prior art.

In order to achieve the above object, the present invention provides the following technical solutions: a PVC thermal contraction film slitting device comprises a bearing table, wherein two support plates are symmetrically arranged on the bearing table, a film winding drum is arranged between the two support plates, a cutting assembly which vertically slides is arranged on one side of the film winding drum, a driving assembly used for driving the cutting assembly to slide in a reciprocating mode is arranged on the inner side of each support plate, and a transmission assembly used for driving the driving assembly to work is arranged in each support plate; and the bearing table is provided with a cutting groove matched with the cutting assembly.

As a further description of the above technical solution: the cutting assembly comprises two sliding rods which vertically slide along the supporting plates, and cutting blades are arranged on the lower surfaces of the sliding rods.

As a further description of the above technical solution: the drive assembly sets up the transmission shaft in the backup pad including rotating, the cover is equipped with the eccentric wheel on the transmission shaft, the eccentric wheel with it has the connecting rod to articulate between the slide bar.

As a further description of the above technical solution: the transmission assembly comprises a first belt pulley arranged on the central shaft of the film winding drum and a second belt pulley arranged on the transmission shaft, and a belt is arranged between the first belt pulley and the second belt pulley.

As a further description of the above technical solution: the cutting edge of the cutting blade and the bearing platform are obliquely arranged at a certain angle.

As a further description of the above technical solution: and the two supporting plates are provided with sliding grooves matched with the sliding rods.

As a further description of the above technical solution: and compression rollers are arranged on two sides of the cutting assembly.

In the technical scheme, the utility model provides a pair of PVC thermal contraction membrane cuts device can drive the vertical up-and-down reciprocating motion of cutting assembly through the drive assembly who sets up to carry out continuous equidistance cutting to PVC thermal contraction membrane and handle, the cutting size is accurate, and the yield is high, effectively improves work efficiency, and the cooperation sets up drive assembly simultaneously and need not to increase the automatic processing of cutting that cuts that the driving source can realize cutting assembly, reduction in production cost, and is energy-concerving and environment-protective, suitable extensive popularization.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic structural view of a PVC heat shrinkable film slitting device;

FIG. 2 is a schematic cross-sectional view of a PVC heat shrinkable film slitting device;

FIG. 3 is a schematic cross-sectional view of a support plate of a PVC heat shrinkable film slitting device;

FIG. 4 is a schematic structural diagram of a cutting assembly and a driving assembly in a PVC heat shrinkable film slitting device.

Description of reference numerals:

1. a bearing table; 2. a support plate; 3. rolling a film drum; 4. a cutting assembly; 41. a slide bar; 42. a cutting blade; 5. cutting the groove; 6. a compression roller; 7. a drive assembly; 71. a drive shaft; 72. an eccentric wheel; 73. a connecting rod; 8. a transmission assembly; 81. a first pulley; 82. a second pulley; 83. a belt; 9. a chute.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: a PVC thermal contraction film cutting device comprises a bearing table 1, wherein two support plates 2 are symmetrically arranged on the bearing table 1, a film winding barrel 3 is arranged between the two support plates 2, a central shaft is arranged at the axis of the film winding barrel 3, a PVC thermal contraction film is wound on the film winding barrel 3, a driving device is connected to the central shaft and used for controlling the film winding barrel 3 to rotate and unwinding the film winding barrel 3 to realize automatic feeding of the PVC thermal contraction film, the unwound PVC thermal contraction film is positioned on the bearing table 1, a vertically sliding cutting assembly 4 is arranged on one side of the film winding barrel 3, the cutting assembly 4 is used for cutting the film on the bearing table 1, the cutting assembly 4 cuts when sliding downwards and resets when sliding upwards, a driving assembly 7 used for driving the cutting assembly 4 to slide back and forth is arranged on the inner side of the support plate 2, the driving assembly 8 used for driving the cutting assembly 4 to slide back and forth vertically and forth to realize continuous equidistant cutting of the PVC thermal contraction film, the driving assembly 8 is arranged in the support plate 2 and used for transmitting a driving force on the central shaft of the film winding barrel 3 to the driving assembly 7, the driving assembly 8 is used for driving assembly 7 to realize continuous equidistant cutting and reciprocating movement of the cutting assembly 4; offer on the plummer 1 with the cutting groove 5 that cuts of 4 looks adaptations of cutting assembly, cutting assembly 4 falls into when moving down and cuts cutting groove 5 in, realizes the processing of cutting to PVC thermal contraction membrane, the utility model discloses a drive assembly 7 that sets up can drive the vertical up-and-down motion of cutting assembly 4 to carry out continuous equidistance cutting to PVC thermal contraction membrane and handle, the cutting size is accurate, and the yield is high, effectively improves work efficiency, and the cooperation sets up drive assembly 8 simultaneously and need not to increase the automatic processing of cutting that cuts that the driving source can realize cutting assembly 4, reduction in production cost, and is energy-concerving and environment-protective, suitable extensive popularization.

Specifically, when the PVC film cutting machine is in actual use, the driving device works to drive the central shaft to rotate, so that the film winding drum 3 is unreeled to realize automatic feeding of a PVC heat shrinkable film, the PVC heat shrinkable film moves on the bearing table 1, meanwhile, the central shaft rotates, the driving assembly 7 is driven to work through the transmission assembly 8, the driving cutting assembly 4 vertically slides up and down in a reciprocating mode, continuous cutting processing is carried out on the PVC heat shrinkable film on the bearing table 1, and automatic equidistant cutting of the PVC heat shrinkable film is realized.

The utility model provides a further embodiment, cutting assembly 4 includes along the vertical gliding slide bar 41 of two backup pad 2, and the lower surface of slide bar 41 is provided with cutting blade 42, all sets up the spout 9 with slide bar 41 looks adaptation on two backup pad 2, and slide bar 41 drives cutting blade 42 vertical slip along the vertical slip of spout 9, carries out the processing of cutting of PVC thermal contraction membrane.

The utility model provides a further embodiment, drive assembly 7 is equipped with eccentric wheel 72 including rotating the transmission shaft 71 that sets up in backup pad 2 on the transmission shaft 71, and it has connecting rod 73 to articulate between eccentric wheel 72 and the slide bar 41, and connecting rod 73's one end is articulated with eccentric wheel 72, and the other end is articulated with slide bar 41 to make eccentric wheel 72 drive slide bar 41 and slide from top to bottom when pivoted.

Specifically, the transmission shaft 71 rotates to drive the eccentric wheel 72 to rotate, and the connecting rod 73 drives the sliding rod 41 to vertically reciprocate up and down while the eccentric wheel 72 rotates, so that the cutting blade 42 performs continuous equidistant slitting on the PVC thermal shrinkage film.

The utility model provides a further embodiment, transmission assembly 8 is including setting up at the epaxial first belt pulley 81 in film winding drum 3 center and setting up the epaxial second belt pulley 82 of transmission shaft 71, be provided with belt 83 between first belt pulley 81 and the second belt pulley 82, connect through the belt 83 transmission between first belt pulley 81 and the second belt pulley 82, can utilize film winding drum 3's automatic feed to drive assembly 7 work through the transmission assembly 8 that sets up, need not to set up the driving source alone, and is energy-concerving and environment-protective.

Specifically, when the central shaft of the film winding drum 3 rotates, the first belt pulley 81 rotates, and then the belt 83 drives the second belt pulley 82 to rotate, so that the transmission shaft 71 rotates, and the rotation of the eccentric wheel 72 is realized.

The utility model provides a further embodiment, cutting blade 42's cutting edge is certain angle slope setting with plummer 1 for when cutting blade 42 moved down, its one end was cut with PVC thermal contraction membrane contact earlier, moves down along with cutting blade 42 continues, and cutting blade 42 is whole to contact with PVC thermal contraction membrane, in order to realize complete cutting, and this design is convenient for carry out cutting process to PVC thermal contraction membrane.

The utility model provides a still another embodiment, the both sides of cutting assembly 4 all are provided with compression roller 6, and a roll of film section of thick bamboo 3 rotates the below that PVC heat shrink membrane moved to two compression rollers 6, and cutting assembly 4 cuts the processing this moment, and compression roller 6 is used for compressing tightly the PVC heat shrink membrane of cutting assembly 4 both sides, improves the cutting effect of PVC heat shrink membrane.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A PVC thermal contraction film slitting device comprises a bearing table (1), and is characterized in that two support plates (2) are symmetrically arranged on the bearing table (1), a film winding drum (3) is arranged between the two support plates (2), a cutting assembly (4) which vertically slides is arranged on one side of the film winding drum (3), a driving assembly (7) which is used for driving the cutting assembly (4) to slide in a reciprocating manner is arranged on the inner side of each support plate (2), and a transmission assembly (8) which is used for driving the driving assembly (7) to work is arranged in each support plate (2);

and a cutting groove (5) matched with the cutting assembly (4) is formed in the bearing table (1).

2. A PVC heat shrink film slitting device according to claim 1, characterised in that the cutting assembly (4) comprises a sliding bar (41) sliding vertically along the two support plates (2), the lower surface of the sliding bar (41) being provided with cutting blades (42).

3. A PVC heat shrink film slitting device according to claim 2, characterized in that said driving assembly (7) comprises a driving shaft (71) rotatably arranged inside the supporting plate (2), said driving shaft (71) being sleeved with an eccentric wheel (72), said eccentric wheel (72) being hinged with a connecting rod (73) between said sliding rod (41).

4. A PVC heat shrink film slitting device according to claim 3, characterized in that the transmission assembly (8) comprises a first pulley (81) arranged on the central shaft of the film winding drum (3) and a second pulley (82) arranged on the transmission shaft (71), a belt (83) is arranged between the first pulley (81) and the second pulley (82).

5. A PVC heat shrink film slitting device according to claim 2, characterised in that the edge of the cutting blade (42) is inclined at an angle to the carrier (1).

6. The PVC heat shrinkable film slitting device as claimed in claim 2, wherein the two support plates (2) are provided with sliding grooves (9) adapted to the sliding rods (41).

7. A PVC heat shrink film slitting device according to claim 1, characterised in that the cutting assembly (4) is provided with compression rollers (6) on both sides.