CN216442631U

CN216442631U - Trimming device for plastic extrusion sheet production line

Info

Publication number: CN216442631U
Application number: CN202123189637.4U
Authority: CN
Inventors: 郝世平
Original assignee: Qingdao Fude Plastic Co ltd
Current assignee: Qingdao Fude Plastic Co ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-05-06
Anticipated expiration: 2031-12-18

Abstract

The utility model discloses an edge cutting device for a plastic extrusion sheet production line, which comprises a base and two supporting plates which are vertically fixed on the upper surface of the base and symmetrically distributed, wherein a protective shell is fixedly connected between the tops of the two supporting plates, two blades which are symmetrically distributed are arranged above the base, the two blades are respectively and rotatably connected with the two supporting plates, a driving mechanism for driving the blades to rotate and cut is arranged between the two supporting plates, and an adjusting mechanism for driving the two blades to move in opposite directions is arranged in the protective shell. According to the utility model, the driving mechanism drives the two blades to rotate simultaneously, so that the left side and the right side of the plastic sheet are trimmed simultaneously, and the working efficiency of the device is effectively improved; and the two blades can be driven to move in opposite directions or opposite directions through the adjusting mechanism, so that the distance between the two blades is changed, plastic sheets with different sizes can be conveniently matched, and the applicability of the device is effectively improved.

Description

Trimming device for plastic extrusion sheet production line

Technical Field

The utility model relates to the technical field of plastic sheets, in particular to an edge cutting device for a plastic extrusion sheet production line.

Background

Plastic sheet refers to a material used for producing thermoformed articles such as disposable plastic cups, trays, bowls, dishes, boxes and the like, and is widely applied to packaging in the fields of food, vegetables, fruits, beverages, dairy products, industrial parts and the like. With the increasing domestic demand, the packaging plastic thermal forming sheet has wider and wider application, the use amount is increased year by year, and the prospect is good. With the national emphasis on environmental protection, the production line of the environmental-friendly degradable sheets suitable for production can successfully supply various types of degradable sheets to the market.

The edge cutting device used in the existing plastic sheet production line can only cut one edge of a plastic sheet, so that the working efficiency of the device is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a trimming device for a plastic extrusion sheet production line, which has the advantages that two blades are driven to rotate simultaneously through a driving mechanism, the left side and the right side of a plastic sheet are trimmed simultaneously, the working efficiency of the device is effectively improved, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a side cut device for plastics extrude sheet production line includes the base to and two backup pads of vertical fixation in base upper surface and symmetric distribution, two fixedly connected with protective housing between the backup pad top, the base top is provided with the blade of two symmetric distributions, two the blade rotates respectively to be connected in two backup pads, and two be provided with the actuating mechanism who is used for driving the rotatory cutting of blade between the backup pad, be provided with in the protective housing and be used for driving two the adjustment mechanism of blade removal in opposite directions.

Preferably, the upper surface of the base is provided with two symmetrically distributed trimming grooves to form a trimming table, and the two blades are respectively positioned on the upper sides of the two trimming grooves.

Preferably, actuating mechanism is including installing the motor on one of them backup pad outer wall surface, install the pivot on the output shaft of motor, the pivot passes one of them backup pad and end rotation connects in another backup pad, two the blade all rotates through the axis of rotation and connects in two backup pad inner wall surfaces, the transmission is connected with the belt between axis of rotation and the pivot.

Preferably, the rotating shaft comprises a driving shaft which is rotatably connected to the inner wall of the supporting plate, the belt is located on the surface of the driving shaft, a driven shaft is inserted into one end, away from the supporting plate, of the driving shaft in a telescopic mode, and the blade is sleeved at one end of the driven shaft.

Preferably, adjustment mechanism is including rotating the threaded rod of connecting in the protective housing, the trend of threaded rod both ends line of thread is opposite, and threaded rod surface threaded connection has the thread bush of two symmetric distributions, driven shaft fixed cover has connect two stoppers, two be provided with movable push pedal between the stopper, the driven shaft is located to movable push pedal cover and is connected with the driven shaft rotation, be fixed with the connecting rod between activity push pedal and the thread bush, the gliding spout that makes a round trip is offered to the protective housing lower surface and supplies the connecting rod.

Preferably, two ring channels matched with the belt are formed in the surfaces of the driving shaft and the rotating shaft, and the number of the ring channels in the surface of the rotating shaft is two.

Compared with the prior art, the utility model has the following beneficial effects:

the driving mechanism drives the two blades to rotate simultaneously, so that the left side and the right side of the plastic sheet are trimmed simultaneously, and the working efficiency of the device is effectively improved; and the two blades can be driven to move in opposite directions or opposite directions through the adjusting mechanism, so that the distance between the two blades is changed, plastic sheets with different sizes can be conveniently matched, and the applicability of the device is effectively improved.

Drawings

FIG. 1 is a schematic structural view of a trimming device for a plastic extruded sheet production line according to the present invention;

FIG. 2 is a schematic view of the adjusting mechanism and the driving mechanism of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a base; 11. cutting an edge groove; 2. a support plate; 3. a protective shell; 4. a blade; 5. a drive mechanism; 51. a motor; 52. a rotating shaft; 53. a rotating shaft; 531. a drive shaft; 532. a driven shaft; 54. a belt; 6. an adjustment mechanism; 61. a threaded rod; 62. a threaded sleeve; 63. a limiting block; 64. a movable push plate; 65. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a side cut device for plastics extrude sheet production line includes base 1 to and two backup pads 2 of vertical fixation in 1 upper surface of base and symmetric distribution, two fixedly connected with protective housing 3 between 2 tops of backup pad, 1 top of base is provided with the blade 4 of two symmetric distributions, two blade 4 rotates respectively to be connected in two backup pads 2, and two be provided with between backup pad 2 and be used for driving the actuating mechanism 5 of 4 rotary cutting of blade, be provided with in the protective housing 3 and be used for driving two the adjustment mechanism 6 of blade 4 removal in opposite directions.

In use, referring to fig. 1 to 3, a plastic sheet to be trimmed is placed on the upper surface of the base 1, the two blades 4 are driven to rotate by the driving mechanism 5, and the left side and the right side of the plastic sheet are trimmed simultaneously, so that the working efficiency of the device is effectively improved; and the two blades 4 can be driven to move in opposite directions or opposite directions through the adjusting mechanism 6, so that the distance between the two blades 4 is changed, plastic sheets with different sizes can be matched conveniently, and the applicability of the device is effectively improved.

Referring to fig. 1 to 2, the upper surface of the base 1 is provided with two symmetrically distributed trimming grooves 11 to form a trimming table, and the two blades 4 are respectively located on the upper sides of the two trimming grooves 11.

In use, referring to fig. 1-2, a plastic sheet is placed on the trimming table between the two trimming grooves 11, and the two sides of the plastic sheet to be cut are placed on the upper sides of the trimming grooves 11.

Referring to fig. 2 to 3, the driving mechanism 5 includes a motor 51 mounted on an outer wall surface of one of the support plates 2, a rotating shaft 52 is mounted on an output shaft of the motor 51, the rotating shaft 52 penetrates through one of the support plates 2 and the end of the rotating shaft is rotatably connected to the other support plate 2, the two blades 4 are rotatably connected to inner wall surfaces of the two support plates 2 through a rotating shaft 53, and a belt 54 is drivingly connected between the rotating shaft 53 and the rotating shaft 52.

In use, referring to fig. 2 to 3, the starting motor 51 drives the rotating shaft 52 installed at the output end thereof to rotate, the rotating shaft 52 drives the two rotating shafts 53 to rotate through the two belts 54, and the rotating shafts 53 drive the blades 4 to rotate, so as to perform the trimming operation.

Referring to fig. 2 to 3, the rotating shaft 53 includes a driving shaft 531 rotatably connected to the inner wall of the supporting plate 2, the belt 54 is located on the surface of the driving shaft 531, a driven shaft 532 is telescopically inserted into one end of the driving shaft 531 away from the supporting plate 2, and the blade 4 is sleeved on one end of the driven shaft 532.

In use, referring to fig. 2-3, by providing a retractable drive shaft 531 and driven shaft 532, the blade 4 can be rotated for trimming and moved in a horizontal direction to accommodate plastic sheets of different sizes.

Referring to fig. 2 to 3, the adjusting mechanism 6 includes a threaded rod 61 rotatably connected in the protective housing 3, the directions of the thread lines at the two ends of the threaded rod 61 are opposite, the threaded rod 61 is connected with two symmetrically distributed thread sleeves 62 through threads on the surface, two limiting blocks 63 are fixedly connected to the surface of the driven shaft 532, a movable push plate 64 is arranged between the two limiting blocks 63, the movable push plate 64 is sleeved on the driven shaft 532 and rotatably connected with the driven shaft 532, a connecting rod 65 is fixed between the movable push plate 64 and the thread sleeves 62, and a sliding groove for the connecting rod 65 to slide back and forth is formed in the lower surface of the protective housing 3.

In use, referring to fig. 2 to 3, when the threaded rod 61 is rotated clockwise, the threaded rod 61 drives the two threaded sleeves 62 which are in threaded connection with the surfaces of the threaded sleeves to move in opposite directions, the threaded sleeves 62 drive the two movable push plates 64 to move in opposite directions through the connecting rod 65, the movable push plates 64 push the driven shafts 532 to move through the limiting blocks 63, and the two driven shafts 532 drive the two blades 4 to move to preset positions in opposite directions; the threaded rod 61 is rotated clockwise, so that the two blades 4 are driven to move in opposite directions; therefore, the distance between the two blades 4 can be adjusted according to the size of the plastic sheet, and the applicability of the device is effectively improved.

Two annular grooves matched with the belt 54 are formed in the surfaces of the driving shaft 531 and the rotating shaft 52, and the number of the annular grooves in the surface of the rotating shaft 52 is two.

In use, the annular groove prevents the belt 54 from shifting during operation.

The working principle is as follows: when the trimming device for the plastic extrusion sheet production line is used, a plastic sheet is placed on a trimming platform between two trimming grooves 11, two sides of the plastic sheet to be trimmed are placed on the upper sides of the trimming grooves 11, a starting motor 51 drives a rotating shaft 52 installed at the output end of the starting motor to rotate along with the plastic sheet, the rotating shaft 52 drives two rotating shafts 53 to rotate along with the rotating shafts through two belts 54, and the rotating shafts 53 drive the blades 4 to rotate so as to perform trimming operation;

the threaded rod 61 is rotated clockwise, the threaded rod 61 drives the two threaded sleeves 62 which are in threaded connection with the surfaces of the threaded sleeves to move in opposite directions, the threaded sleeves 62 drive the two movable push plates 64 to move in opposite directions through the connecting rod 65, the movable push plates 64 push the driven shafts 532 to move along with the movable push plates through the limiting blocks 63, and the two driven shafts 532 drive the two blades 4 to move to preset positions along with the movable push plates in opposite directions; the threaded rod 61 is rotated clockwise, so that the two blades 4 are driven to move in opposite directions; so that the distance between the two blades 4 can be adjusted according to the size of the plastic sheet.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a side cut device for plastics extrusion sheet production line which characterized in that: including base (1) to and vertical fixation in base (1) upper surface and two backup pads (2) of symmetric distribution, two fixedly connected with protective housing (3) between backup pad (2) top, base (1) top is provided with blade (4) of two symmetric distributions, two blade (4) rotate respectively to be connected in two backup pads (2), and two be provided with actuating mechanism (5) that are used for driving blade (4) rotary cutting between backup pad (2), be provided with in protective housing (3) and be used for driving two adjustment mechanism (6) of blade (4) phase displacement.

2. The trimming device for plastic extruded sheet production lines according to claim 1, wherein: two trimming grooves (11) which are symmetrically distributed are formed in the upper surface of the base (1) to form a trimming table, and the two blades (4) are respectively located on the upper sides of the two trimming grooves (11).

3. The trimming device for plastic extruded sheet production lines according to claim 1, wherein: actuating mechanism (5) is including installing motor (51) on one of them backup pad (2) outer wall surface, install pivot (52) on the output shaft of motor (51), pivot (52) pass one of them backup pad (2) and terminal rotation connect in another backup pad (2), two blade (4) all rotate through axis of rotation (53) and connect in two backup pad (2) inner wall surfaces, the transmission is connected with belt (54) between axis of rotation (53) and pivot (52).

4. The trimming device for plastic extruded sheet production lines according to claim 3, wherein: the rotating shaft (53) comprises a driving shaft (531) which is rotatably connected to the inner wall of the supporting plate (2), the belt (54) is located on the surface of the driving shaft (531), a driven shaft (532) is inserted into one end, far away from the supporting plate (2), of the driving shaft (531), and the blade (4) is sleeved at one end of the driven shaft (532).

5. The trimming device for plastic extruded sheet production lines according to claim 4, wherein: adjustment mechanism (6) are including rotating threaded rod (61) of connecting in protective housing (3), the trend of threaded rod (61) both ends thread is opposite, and threaded rod (61) surface threaded connection has thread bush (62) of two symmetric distributions, driven shaft (532) fixed surface has cup jointed two stopper (63), two be provided with activity push pedal (64) between stopper (63), driven shaft (532) and driven shaft (532) rotation are located to activity push pedal (64) cover, be fixed with connecting rod (65) between activity push pedal (64) and thread bush (62), the gliding spout that makes a round trip is offered to supply connecting rod (65) on protective housing (3) lower surface.

6. The trimming device for plastic extruded sheet production lines according to claim 5, wherein: two annular grooves matched with the belt (54) are formed in the surfaces of the driving shafts (531) and the rotating shaft (52), and the number of the annular grooves in the surface of the rotating shaft (52) is two.