CN215439006U

CN215439006U - Special cutting device of mask

Info

Publication number: CN215439006U
Application number: CN202121927346.8U
Authority: CN
Inventors: 卢华亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-07
Anticipated expiration: 2031-08-17

Abstract

The utility model relates to the technical field of cutting devices, in particular to a special cutting device for a shielding film, which comprises: the lower cover is of a hollow semi-cylindrical structure, the rotating parts and the cutting device are respectively arranged on the two side edges of the lower cover along the length direction, the edge of the lower cover close to the cutting device is provided with a film outlet, a fixed column is fixedly arranged on the inner side wall of the lower cover, and the bottom of the lower cover is downwards sunken along the length direction to form a mounting groove and a moving groove which are communicated.

Description

Special cutting device of mask

Technical Field

The utility model relates to the technical field of cutting devices, in particular to a special cutting device for a shielding film.

Background

A shielding film belongs to one of shielding products, is mainly used for shielding paint, shielding coating and interior decoration when products such as automobiles, steamships, trains, cabs, furniture and the like are painted, and the products are divided into high temperature resistant products and normal temperature resistant products (the temperature environment of baking paint is different after paint is sprayed according to the manufacturing process of the products). The production efficiency is effectively improved, the labor is saved, and the phenomenon that the paint can seep when the waste newspaper blocking paint is used in the past is improved.

The existing shielding film cutting device is generally large in size, inconvenient to carry, incapable of being suitable for shielding films with various different lengths, weak in application capability and relatively complex in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the prior art cannot be suitable for shielding films with different lengths and the like, and provides a special cutting device for the shielding films.

In order to achieve the purpose, the utility model adopts the following technical scheme:

designing a special cutting device of shielding film, including:

the lower cover is of a hollow semi-cylindrical structure, the edges of two sides of the lower cover along the length direction are respectively provided with a rotating part and a cutting device, the edge of the lower cover close to the cutting device is provided with a film outlet, the inner side wall of the lower cover is fixedly provided with a fixed column, the bottom of the lower cover is downwards sunken along the length direction to form a mounting groove and a moving groove which are communicated, wherein the end surface of the moving groove facing the opening end of the lower cover is provided with a rack, and a limiting column is arranged in the lower cover and above the rack;

the movable shaft group comprises a semicircular plate matched with a hollow structure of the lower cover, a movable fixed column is arranged on one side, close to the fixed column, of the semicircular plate, a sleeve is arranged on the end face, away from the movable fixed column, of the semicircular plate, an inserted rod is movably inserted in the sleeve, teeth matched with the rack in a clamping mode are arranged at the bottom end of the inserted rod, a spring is fixedly connected between the outer wall of the inserted rod and the inner wall of the sleeve, a pull rod is fixedly connected to the top of the inserted rod, a sliding part is arranged at the bottom of the semicircular plate, and the sliding part is arranged in a sliding groove formed by a limiting column and a movable groove in a sliding mode, can move in the mounting groove from the inside of the movable groove and can slide upwards; the upper cover is rotationally connected with the lower cover through the rotating part, and the lower cover and the upper cover are in a complete cylindrical structure when being covered;

the outer sides of the fixed columns and the movable fixed columns are rotatably connected with rolling shafts.

Preferably, the rotating part is a rotating column installed on the edge of the outer side of the lower cover at intervals, pin connecting columns are arranged on two sides of the rotating column, connecting columns are arranged on the edge of the upper cover at intervals, the connecting columns are symmetrically arranged on two ends of the rotating column in a group, and the connecting columns are close to rotating grooves which are formed in the end faces of the rotating column and matched with the pin connecting columns.

Preferably, cutting device is including setting up the installation department on the lower cover border, and the clockwise slope of installation department sets up, the blade installing port has been seted up on length direction's the terminal surface to the installation department, installs the blade in the blade installing port.

Preferably, the blade is in a sharp-tooth-shaped structure, and the blade edge end of the blade is twelve millimeters away from the film outlet.

Preferably, the teeth on the rack are inclined towards the direction of the fixed column.

Preferably, the limiting columns comprise a plurality of groups of limiting blocks arranged at intervals, and the distance between any two adjacent groups of limiting blocks is smaller than the length of the sliding part.

Preferably, the bottom of the moving groove is located under the limiting block, a through hole is formed in the bottom of the moving groove, and a through groove is formed in the bottom of the mounting groove and located under the fixing column.

Preferably, a notch is formed in the top of the inserted link along the axial direction, a slot for sleeving the inserted link is formed in the bottom of the pull link, and a spacer matched with the notch is arranged inside the slot.

Preferably, the lower cover and the upper cover are provided with magnets on opposite surfaces.

Preferably, the end faces of the lower cover and the upper cover are provided with placing grooves for placing magnets, and the placing grooves are formed in the left side corners of the lower cover or the left side corners of the upper cover.

The special cutting device for the shielding film has the beneficial effects that: the movable shaft group is matched with the fixed column to fix the shielding films with different lengths, so that the device is wide in application range, strong in practicability, small in size, convenient to carry and move, capable of effectively replacing the blades and cutting the shielding films due to the fact that the installation part is arranged on the outer side of the device, reasonable in design, low in manufacturing cost and certain in commercial value.

Drawings

FIG. 1 is a schematic structural diagram of a cutting device dedicated for a shielding film according to the present invention;

FIG. 2 is a schematic structural view of a movable shaft set of a cutting device for a shielding film according to the present invention;

FIG. 3 is a schematic structural diagram of a rotating component of a cutting device dedicated for a shielding film according to the present invention;

fig. 4 is a perspective view of a cutting device dedicated for a shielding film according to the present invention.

In the figure: 1. a lower cover; 11. a rotating member; 111. rotating the column; 112. a pinning post; 113. connecting columns; 114. rotating the groove; 12. a cutting device; 121. an installation part; 122. a blade mounting opening; 13. fixing a column; 14. mounting grooves; 15. a moving groove; 16. a rack; 17. a limiting column; 18. a film outlet; 2. a movable shaft group; 21. a semicircular plate; 22. moving the fixed column; 23. a sleeve; 24. teeth; 25. a sliding part; 26. a spring; 27. a pull rod; 28. a notch; 29. a slot; 3. an upper cover; 4. a roller; 5. and (6) placing the groove.

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.

Referring to fig. 1 to 4, a cutting apparatus dedicated to a masking film, includes:

the lower cover 1 is of a hollow semi-cylindrical structure, the two side edges of the lower cover 1 in the length direction are respectively provided with a rotating part 11 and a cutting device 12, the edge of the lower cover 1 close to the cutting device 12 is provided with a film outlet 18, the inner side wall of the lower cover 1 is fixedly provided with a fixed column 13, the bottom of the lower cover 1 is downwards sunken in the length direction to form a mounting groove 14 and a moving groove 15 which are communicated, wherein the end surface of the moving groove 15 facing the opening end of the lower cover 1 is provided with a rack 16, and a limit column 17 is arranged in the lower cover 1 and above the rack 16;

the moving shaft group 2 comprises a semicircular plate 21 matched with the hollow structure of the lower cover 1, a moving fixed column 22 is arranged on one side, close to the fixed column 13, of the semicircular plate 21, a sleeve 23 is arranged on the end face, away from the moving fixed column 22, of the semicircular plate 21, an inserted bar is movably inserted in the sleeve 23, teeth 24 matched with the rack 16 in a clamping mode are arranged at the bottom end of the inserted bar, a spring 26 is fixedly connected between the outer wall of the inserted bar and the inner wall of the sleeve 23, a pull rod 27 is fixedly connected to the top of the inserted bar, a sliding part 25 is arranged at the bottom of the semicircular plate 21, the sliding part 25 is arranged in a sliding groove formed by the limiting column 17 and the moving groove 15 in a sliding mode and can move towards the mounting groove 14 from the moving groove 15 and slide upwards; the upper cover 3 is rotationally connected with the lower cover 1 through a rotating part 11, and the lower cover 1 and the upper cover 3 are in a complete cylindrical structure when being covered;

the outer sides of the fixed column 13 and the movable fixed column 22 are both rotatably connected with a roller 4.

In detail, rotating member 11 is the rotation post 111 of interval installation on the border of the 1 outside of lower cover, the both sides of rotating post 111 all are provided with pin joint post 112, the equal interval in border of upper cover 3 is provided with spliced pole 113, spliced pole 113 is two double-phase a set of and the symmetry sets up the both ends side at rotation post 111, spliced pole 113 is close to be provided with on the terminal surface of rotating post 111 with pin joint post 112 matched with turn trough 114, through the cooperation rotation of the last turn trough of spliced pole 113 and the pin joint post 112 on the rotation post 111, not only the cost is with low costs, and can be convenient for user's dismouting practicality strong.

Furthermore, the cutting device 12 comprises an installation part 121 arranged on the edge of the lower cover 1, the installation part 121 is arranged in a clockwise inclined mode, a blade installation opening 122 is formed in the end face of the installation part 121 in the length direction, a blade is installed in the blade installation opening 122 and is of a sharp tooth-shaped structure, the distance between the blade edge end of the blade and the film outlet is 18 twelve millimeters, a 1-1.2CM shielding film can be reserved after cutting, and the shielding film is guaranteed not to rebound in the box.

Furthermore, teeth on the rack 16 are all inclined towards the direction of the fixed column 13, and at the moment, when a user needs to adjust the position of the semicircular plate 21 to the right, the user only needs to directly push the semicircular plate 21, so that the operation is convenient, and when the semicircular plate 21 needs to be moved backwards, the user only needs to pull the semicircular plate; the pull rod 27 drives the inserted rod and the teeth 24 at the end part thereof to be separated from the rack 16, so that the semicircular plate 21 can be slid left and right.

In order to facilitate observation of the internal working condition, the limiting column 17 comprises multiple groups of limiting blocks arranged at intervals, the distance between any two adjacent groups of limiting blocks is smaller than the length of the sliding part 25, the bottom end of the moving groove 15 is located under the limiting blocks, a through hole is formed in the bottom end of the mounting groove 14, and a through groove is formed in the bottom end of the mounting groove 14 and located under the fixing column 13.

Furthermore, a notch 28 is formed in the top of the inserted link along the axial direction, a slot 29 for sleeving the inserted link is formed in the bottom of the pull link 27, a spacer matched with the notch 28 is arranged inside the slot 29, and the pull link 27 can be detached through the inserting and fixing mode.

As a further extension of the scheme of the utility model, the magnets are arranged on the opposite surfaces of the lower cover 1 and the upper cover 3, the placing grooves 5 for placing the magnets are arranged on the end surfaces of the lower cover 1 and the upper cover 3, the placing grooves 5 are arranged at the left side corners of the lower cover 1 or the upper cover 3, and the lower cover 1 and the upper cover 3 are fixed through the magnets, so that the opening and closing are convenient, the cost is low, and the practicability is strong.

The utility model fixes the shielding films with different lengths by matching the moving shaft group 2 with the fixed column 13, has wider application range and strong practicability, has small volume and convenient carrying and movement, can effectively replace the blade and cut the shielding films by arranging the mounting part 121 at the outer side of the device, has more reasonable design and low manufacturing cost, and has certain commercial value.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A special cutting device for a shielding film is characterized by comprising:

the lower cover (1) is of a hollow semi-cylindrical structure, the lower cover (1) is provided with a rotating part (11) and a cutting device (12) along two side edges of the length direction respectively, a film outlet (18) is formed in the edge, close to the cutting device (12), of the lower cover (1), a fixed column (13) is fixedly installed on the inner side wall of the lower cover (1), the bottom of the lower cover (1) is recessed downwards along the length direction to form a communicated installation groove (14) and a moving groove (15), a rack (16) is arranged on the end face, facing the opening end of the lower cover (1), of the moving groove (15), and a limit column (17) is arranged inside the lower cover (1) and above the rack (16);

the movable shaft group (2) comprises a semicircular plate (21) which is matched with the hollow structure of the lower cover (1), a movable fixed column (22) is arranged on one side of the semicircular plate (21) close to the fixed column (13), a sleeve (23) is arranged on the end surface of the semicircular plate (21) departing from the mobile fixing column (22), an inserted link is movably inserted in the sleeve (23), and the bottom end of the inserted bar is provided with teeth (24) which are in clamping fit with the racks (16), a spring (26) is fixedly connected between the outer wall of the inserted bar and the inner wall of the sleeve (23), the top of the inserted bar is fixedly connected with a pull rod (27), the bottom of the semicircular plate (21) is provided with a sliding part (25), the sliding part (25) is arranged in a sliding groove formed by the limiting column (17) and the moving groove (15) in a sliding manner, can move from the moving groove (15) to the mounting groove (14) and can slide out upwards;

the upper cover (3) is rotationally connected with the lower cover (1) through the rotating part (11), and the lower cover (1) and the upper cover (3) are in a complete cylindrical structure when being covered;

the outer sides of the fixed column (13) and the movable fixed column (22) are both rotatably connected with a rolling shaft (4).

2. The cutting device for the shielding film according to claim 1, wherein: rotating member (11) are rotation post (111) of interval installation on lower cover (1) outside border, the both sides of rotating post (111) all are provided with round pin post (112), the border of upper cover (3) is all provided with spliced pole (113) at interval, two liang of a set of and symmetry setting of spliced pole (113) are in the both ends side of rotating post (111), spliced pole (113) are close to be provided with on the terminal surface of rotating post (111) with round pin post (112) matched with turn trough (114).

3. The cutting device for the shielding film according to claim 1, wherein: cutting device (12) are including setting up installation department (121) on lower cover (1) border, and installation department (121) clockwise slope sets up, blade installing port (122) have been seted up on installation department (121) along length direction's the terminal surface, install the blade in blade installing port (122).

4. The cutting device for the shielding film according to claim 3, wherein: the blade is in a sharp-tooth-shaped structure, and the distance between the blade edge end of the blade and the film outlet (18) is twelve millimeters.

5. The cutting device for the shielding film according to claim 1, wherein: the teeth on the rack (16) incline towards the direction of the fixed column (13).

6. The cutting device for the shielding film according to claim 1, wherein: the limiting columns (17) comprise multiple groups of limiting blocks arranged at intervals, and the distance between any two adjacent groups of limiting blocks is smaller than the length of the sliding part (25).

7. The cutting device for the shielding film according to claim 6, wherein: the bottom of moving groove (15) just is located the through-hole has been seted up under the stopper, the bottom of mounting groove (14) just is located be provided with logical groove under fixed column (13).

8. The cutting device for the shielding film according to claim 1, wherein: the top of the inserted bar is axially provided with a notch (28), the bottom of the pull rod (27) is provided with a slot (29) for sleeving the inserted bar, and a spacer matched with the notch (28) is arranged in the slot (29).

9. The cutting apparatus for a masking film according to any one of claims 1 to 8, wherein: and magnets are arranged on the opposite surfaces of the lower cover (1) and the upper cover (3).

10. The cutting device for the shielding film according to claim 9, wherein: all offer standing groove (5) that are used for placing the magnetite on the terminal surface of lower cover (1) and upper cover (3), standing groove (5) set up the left side angle department at lower cover (1) or upper cover (3).