CN216189858U

CN216189858U - Pinhole forming device for protective film

Info

Publication number: CN216189858U
Application number: CN202121756240.6U
Authority: CN
Inventors: 王毛旦
Original assignee: Foshan Shunde Jiande Packaging Industry Co ltd
Current assignee: Foshan Shunde Jiande Packaging Industry Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-04-05
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a pinhole forming device for a protective film, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a U-shaped plate, two rotating rollers arranged along the left and right directions are arranged in the U-shaped plate, the rear wall of each rotating roller is movably connected with the inner wall of the front side of the U-shaped plate through a rotating shaft and a bearing, a plurality of moving grooves which are uniformly distributed are formed in the rotating rollers, moving blocks are movably connected in the moving grooves, the top of the inner cavity of the U-shaped plate is fixedly connected with a driving motor, and the bottom of an output shaft of the driving motor is fixedly connected with a reciprocating screw rod.

Description

Pinhole forming device for protective film

Technical Field

The utility model relates to a protective film, in particular to a pinhole forming device for the protective film.

Background

For the increasingly mature industrial industry, the protective film is a common industrial consumable, the protective film generally needs to be subjected to pinhole opening treatment, but the pinhole opening device for the protective film in the prior art has the problems of inconvenient punching, inconvenient cutting and the like in use, so that the pinhole opening device for the protective film is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a pinhole forming device for a protective film.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a pinhole forming device for a protective film comprises a base plate, wherein a U-shaped plate is fixedly connected to the top of the base plate, two rotating rollers arranged along the left and right directions are arranged in the U-shaped plate, the rear wall of each rotating roller is movably connected with the inner wall of the front side of the U-shaped plate through a rotating shaft and a bearing, a plurality of moving grooves distributed uniformly are formed in each rotating roller, moving blocks are movably connected in the moving grooves, a driving motor is fixedly connected to the top of the inner cavity of the U-shaped plate, a reciprocating lead screw is fixedly connected to the bottom end of an output shaft of the driving motor, a cylinder is sleeved at the bottom end of the reciprocating lead screw, a clamping block matched with the reciprocating lead screw is fixedly connected to the inner wall of the right side of the cylinder, a first fixing plate is arranged below the cylinder, the rear wall of the first fixing plate is fixedly connected with the inner wall of the rear side of the U-shaped plate, a through hole matched with the cylinder is formed in the top of the first fixing plate, and the bottom end of the cylinder penetrates through hole to extend to the lower part of the first fixing plate, a moving block is fixedly connected with the bottom of the moving block, a plurality of punching needles are uniformly distributed and fixedly connected with the bottom of the moving block, a second fixing plate is arranged below the punching needles, the rear wall of the second fixing plate is fixedly connected with the inner wall of the rear side of the U-shaped plate, rotating shafts are arranged below the second fixing plate and close to the left side and the right side, the front end and the rear end of each rotating shaft are movably connected with connecting plates through bearings, the tops of the connecting plates are fixedly connected with the second fixing plate, through grooves matched with the punching needles are formed in the tops of the second fixing plate, two bevel gears which are arranged along the front and rear direction and are mutually meshed are arranged below the driving motor, the rear wall of the bevel gear which is arranged at the rear is movably connected with the inner wall of the rear side of the U-shaped plate through rotating shafts and bearings, the bottom end of the reciprocating screw rod penetrates through the tops of the bevel gears which are arranged at the front, and a transmission belt is connected between the rear rotating shaft of the bevel gears and the rotating shafts at the rear side of the rotating rollers through grooved pulley transmission, the front wall of the U-shaped plate is provided with a movable door.

Further, a first limiting block is fixedly connected to the inner wall of the left side of the through hole in the top of the first fixing plate, and a first limiting groove matched with the first limiting block is formed in the side wall of the left side of the cylinder.

Furthermore, the movable block is close to a side wall of the movable groove and is fixedly connected with a connecting block, a sliding groove matched with the connecting block is formed in the inner wall of the movable groove, a through hole is formed in the connecting block, a fixed rod is arranged in the through hole, two ends of the fixed rod are fixedly connected with the adjacent inner wall of the sliding groove respectively, and a first spring is sleeved on the fixed rod.

Further, a plurality of evenly distributed's blind groove is seted up to the rotatory roller antetheca, the blind inslot is provided with the toper piece, set up toper piece assorted dead slot in the rotatory roller, just dead slot and shifting chute and blind inslot portion are linked together, toper piece antetheca set up threaded hole, screw hole female connection has the threaded rod, bearing and blind inslot wall swing joint are passed through to the threaded rod front end, just the threaded rod front end passes the bearing inner circle and extends to rotatory roller the place ahead to fixedly connected with circular piece.

Furthermore, fixedly connected with second stopper on the toper piece, just blind inslot wall seted up with second stopper assorted second spacing groove.

Further, a clamping plate is arranged below the second fixing plate, an electric telescopic rod is fixedly connected to the bottom of the clamping plate, and the bottom end of the electric telescopic rod penetrates through the top of the bottom plate.

Further, a sliding groove is formed in the top of the second fixing plate and close to the right side, a thick pipe is arranged in the sliding groove, a third limiting block is fixedly connected to the side wall of the left side and the right side of the thick pipe, a sliding groove matched with the third limiting block is formed in the inner wall of the left side and the inner wall of the right side of the sliding groove, a moving rod is arranged in the thick pipe, a circular blade is arranged in the moving rod, the side wall of the left side and the right side of the circular blade is movably connected with the inner wall of the left side and the inner wall of the right side of the groove through a rotating shaft and a bearing respectively, a pressing block is fixedly connected to the top end of the moving rod, and a second spring is sleeved on the moving rod and close to the top end.

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

1. in the technical scheme, the driving motor, the reciprocating screw rod, the cylinder, the first limiting block and the moving block are matched with each other, so that the moving block can drive the punching needle to reciprocate up and down, the device can be conveniently punched, meanwhile, the two rotating rollers are driven by the two transmission belts to synchronously rotate, the protective film is prevented from loosening, and the punching effect is ensured;

2. in this technical scheme, through mutually supporting between thick pipe, third stopper, briquetting, second spring and the carriage release lever, can realize circular blade downstream segment distance to can carry out the ascending removal in fore-and-aft direction, realize the convenient cutting of protection film.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic cross-sectional view illustrating the structure of the present embodiment;

FIG. 3 is a left side view of the rotating roller of the present embodiment;

FIG. 4 is an enlarged view taken at A in FIG. 2;

FIG. 5 is an enlarged view of FIG. 2 at B;

fig. 6 is an enlarged view of fig. 2 at C.

In the figure: 1. a base plate; 2. a splint; 3. an electric telescopic rod; 4. a rotating shaft; 5. a movable block; 6. a rotating roller; 7. a drive belt; 8. a drive motor; 9. a bevel gear; 10. a U-shaped plate; 11. a conical block; 12. A second limiting block; 13. a circular block; 14. a threaded rod; 15. a thick pipe; 16. a circular blade; 17. a travel bar; 18. a third limiting block; 19. briquetting; 20. a second spring; 21. a first stopper; 22. a moving block; 23. a perforating needle; 24. a first fixing plate; 25. a cylinder; 26. a reciprocating screw rod; 27. a first spring; 28. fixing the rod; 29. connecting blocks; 30. and a second fixing plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a pin hole forming device for a protective film comprises a bottom plate 1, a U-shaped plate 10 is fixedly connected to the top of the bottom plate 1, two rotating rollers 6 are arranged in the U-shaped plate 10 along the left and right direction, the rear wall of the rotating roller 6 is movably connected to the inner wall of the front side of the U-shaped plate 10 through a rotating shaft and a bearing, a plurality of moving grooves are uniformly distributed on the rotating rollers 6, a moving block 5 is movably connected to the moving grooves, a connecting block 29 is fixedly connected to the side wall of the moving block 5 near one side of the moving groove, a sliding groove matched with the connecting block 29 is formed in the inner wall of the moving groove, a through hole is formed in the connecting block 29, a fixing rod 28 is arranged in the through hole, two ends of the fixing rod 28 are respectively fixedly connected to the inner walls of the adjacent sliding grooves, a first spring 27 is sleeved on the fixing rod 28, a plurality of blind grooves are uniformly distributed on the front wall of the rotating roller 6, and tapered blocks 11 are arranged in the blind grooves, the rotary roller 6 is internally provided with a hollow groove matched with the conical block 11, the hollow groove is communicated with the inner part of the moving groove and the blind groove, the front wall of the conical block 11 is provided with a threaded hole, the threaded hole is internally threaded with a threaded rod 14, the front end of the threaded rod 14 is movably connected with the inner wall of the blind groove through a bearing, the front end of the threaded rod 14 passes through the inner ring of the bearing and extends to the front of the rotary roller 6 and is fixedly connected with a circular block 13, the conical block 11 is fixedly connected with a second limiting block 12, the inner wall of the blind groove is provided with a second limiting groove matched with the second limiting block 12, the fixing of the protective film can be realized through the movement of the movable block 5, the top of the inner cavity of the U-shaped plate 10 is fixedly connected with a driving motor 8, the bottom end of an output shaft of the driving motor 8 is fixedly connected with a reciprocating screw rod 26, the bottom end of the reciprocating screw rod 26 is sleeved with a cylinder 25, and the inner wall of the right side of the cylinder 25 is fixedly connected with a clamping block matched with the reciprocating screw rod 26, a first fixing plate 24 is arranged below the cylinder 25, the rear wall of the first fixing plate 24 is fixedly connected with the inner wall of the rear side of the U-shaped plate 10, the top of the first fixing plate 24 is provided with a through hole matched with the cylinder 25, the bottom end of the cylinder 25 penetrates through the through hole and extends to the lower part of the first fixing plate 24, the inner wall of the left side of the through hole of the top of the first fixing plate 24 is fixedly connected with a first limiting block 21, the side wall of the left side of the cylinder 25 is provided with a first limiting groove matched with the first limiting block 21, the cylinder 25 can be prevented from rotating along with a reciprocating lead screw 26, so that the cylinder 25 can reciprocate up and down, a moving block 22 is fixedly connected, the bottom of the moving block 22 is fixedly connected with a plurality of uniformly distributed perforating needles 23, a second fixing plate 30 is arranged below the perforating needles 23, the rear wall of the second fixing plate 30 is fixedly connected with the inner wall of the rear side of the U-shaped plate 10, rotating shafts 4 are arranged below the second fixing plate 30 and close to the left and right sides, the front end and the rear end of the rotating shaft 4 are both movably connected with connecting plates through bearings, the top of each connecting plate is fixedly connected with the second fixing plate 30, the top of the second fixing plate 30 is provided with a through groove matched with the punching needle 23, two bevel gears 9 which are arranged along the front and rear directions and are meshed with each other are arranged below the driving motor 8, the rear wall of the rear bevel gear 9 is movably connected with the inner wall of the rear side of the U-shaped plate 10 through a rotating shaft and a bearing, the bottom end of the reciprocating screw rod 26 penetrates through the top of the bevel gear 9 in front of the U, a transmission belt 7 is connected between the rotating shaft of the rear side of the rear bevel gear 9 and the rotating shaft of the rear side of the rotating roller 6 through a grooved pulley in a transmission mode, the front wall of the U-shaped plate is provided with a movable door, the clamping plate 2 is arranged below the second fixing plate 30, the bottom of the clamping plate 2 is fixedly connected with an electric telescopic rod 3, the bottom end of the electric telescopic rod 3 penetrates through the top of the bottom plate 1, and the reciprocating screw rod 26 and the driving motor 8, The mutual cooperation among the cylinder 25, the first limiting block 21 and the moving block 22 can realize that the moving block 22 drives the perforating needle 23 to reciprocate up and down, thereby realizing convenient perforation of the device, simultaneously, two transmission belts 7 drive two rotating rollers 6 to synchronously rotate, thereby preventing the protective film from loosening, thereby ensuring the perforating effect, a sliding groove is arranged at the top part of the second fixing plate 30 close to the right side, a thick pipe 15 is arranged in the sliding groove, the left side wall and the right side wall of the thick pipe 15 are both fixedly connected with a third limiting block 18, the inner walls at the left side and the right side of the sliding groove are both provided with sliding grooves matched with the third limiting block 18, a moving rod 17 is arranged in the thick pipe 15, a circular blade 16 is arranged in the moving rod 17, the left side wall and the right side wall of the circular blade 16 are respectively movably connected with the inner walls at the left side and the right side of the slotting through a rotating shaft and a bearing, and a pressing block 19 is fixedly connected with the top end of the moving rod 17, the position that is close to the top on the carriage release lever 17 is equipped with second spring 20, through thick pipe 15, third stopper 18, briquetting 19, second spring 20 and mutually supporting between the carriage release lever 17, can realize circular blade 16 downstream short distance to can carry out the ascending removal in fore-and-aft direction, realize the convenient cutting of protection film.

The working principle is as follows: when the technical scheme is used, firstly, a cylindrical protective film is sleeved on a left rotating roller 6, a rotating round block 13 drives a threaded rod 14 to rotate, the threaded rod 14 drives a conical block 11 to move backwards to extrude a movable block 5, a plurality of movable blocks 5 do diffusion motion to tightly abut against the inner wall of the protective film to fix the protective film, a rotary drum for bundling is fixed on the right rotating roller 6, one end of a preservative film is wound on the rotary drum around the bottom of a first fixing plate 24, a driving motor 8 is started to drive a reciprocating screw rod 26 to rotate, the reciprocating screw rod 26 drives a cylinder 25 to do reciprocating motion in the up-and-down direction, so that a punching needle 23 is driven to punch the protective film, meanwhile, the reciprocating screw rod 26 drives two rotating rollers 6 to synchronously rotate through an umbrella-shaped gear 9 and a transmission belt 7, so that the protective film is bundled on the right rotating roller 6 after holes are punched by the left rotating roller 6, when the cutting is needed, the electric telescopic rod 3 is opened to transfer the clamping plate 2 to move upwards to clamp the protective film, the pressing block 19 is pressed downwards, the moving rod 17 drives the bottom of the circular blade 16 to be in contact with the protective film, and the circular blade 16 slides to cut the protective film.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a protection film is with opening pinhole device, includes bottom plate (1), its characterized in that: the bottom plate is characterized in that a U-shaped plate (10) is fixedly connected to the top of the bottom plate (1), two rotating rollers (6) arranged along the left and right directions are arranged in the U-shaped plate (10), the rear wall of each rotating roller (6) is movably connected with the inner wall of the front side of the U-shaped plate (10) through a rotating shaft and a bearing, a plurality of moving grooves which are uniformly distributed are formed in the rotating rollers (6), moving blocks (5) are movably connected in the moving grooves, a driving motor (8) is fixedly connected to the top of the inner cavity of the U-shaped plate (10), a reciprocating lead screw (26) is fixedly connected to the bottom end of an output shaft of the driving motor (8), a cylinder (25) is sleeved at the bottom end of the reciprocating lead screw (26), a clamping block matched with the reciprocating lead screw (26) is fixedly connected to the inner wall of the right side of the cylinder (25), a first fixing plate (24) is arranged below the cylinder (25), the rear wall of the first fixing plate (24) is fixedly connected with the inner wall of the rear side of the U-shaped plate (10), the improved punching machine is characterized in that a through hole matched with a cylinder (25) is formed in the top of the first fixing plate (24), the bottom end of the cylinder (25) penetrates through the through hole to extend to the position below the first fixing plate (24) and is fixedly connected with a moving block (22), a plurality of punching needles (23) are fixedly connected to the bottom of the moving block (22) and are uniformly distributed, a second fixing plate (30) is arranged below the punching needles (23), the rear wall of the second fixing plate (30) is fixedly connected with the inner wall of the rear side of the U-shaped plate (10), rotating shafts (4) are arranged on the positions, close to the left side and the right side, below the second fixing plate (30), of the rotating shafts (4) and are movably connected with connecting plates through bearings, the tops of the connecting plates are fixedly connected with the second fixing plate (30), through grooves matched with the punching needles (23) are formed in the top of the second fixing plate (30), two bevel gears (8) which are arranged in the front-back direction and are meshed with each other are arranged below 9) And the rear wall of the bevel gear (9) is movably connected with the inner wall of the rear side of the U-shaped plate (10) through a rotating shaft and a bearing, the bottom end of the reciprocating screw rod (26) penetrates through the top of the bevel gear (9) in front, the rear end of the reciprocating screw rod is connected with a transmission belt (7) between the rotating shaft of the rear side of the bevel gear (9) and the rotating shaft of the rear side of the rotating roller (6) through sheave transmission, and a movable door is installed on the front wall of the U-shaped plate (10).

2. The pinhole forming device for a protective film according to claim 1, wherein: the inner wall of the left side of the through hole in the top of the first fixing plate (24) is fixedly connected with a first limiting block (21), and a first limiting groove matched with the first limiting block (21) is formed in the side wall of the left side of the cylinder (25).

3. The pinhole forming device for a protective film according to claim 1, wherein: the movable block (5) is close to a side wall fixedly connected with connecting block (29) on one side of the moving groove, a sliding groove matched with the connecting block (29) is formed in the inner wall of the moving groove, a through hole is formed in the connecting block (29), a fixing rod (28) is arranged in the through hole, two ends of the fixing rod (28) are fixedly connected with the adjacent sliding groove inner wall respectively, and a first spring (27) is sleeved on the fixing rod (28).

4. The pinhole forming device for a protective film according to claim 1, wherein: rotatory roller (6) antetheca is seted up a plurality of evenly distributed's blind groove, blind inslot is provided with toper piece (11), set up toper piece (11) assorted dead slot in rotatory roller (6), just the dead slot is linked together with shifting chute and blind inslot portion, toper piece (11) antetheca set up threaded hole, threaded hole female connection has threaded rod (14), bearing and blind inslot wall swing joint are passed through to threaded rod (14) front end, just threaded rod (14) front end passes the bearing inner race and extends to rotatory roller (6) the place ahead to fixedly connected with circular piece (13).

5. The pinhole forming device for a protective film according to claim 4, wherein: fixedly connected with second stopper (12) on toper piece (11), just blind inslot wall is seted up with second stopper (12) assorted second spacing groove.

6. The pinhole forming device for a protective film according to claim 1, wherein: the clamping plate (2) is arranged below the second fixing plate (30), an electric telescopic rod (3) is fixedly connected to the bottom of the clamping plate (2), and the bottom end of the electric telescopic rod (3) penetrates through the top of the bottom plate (1).

7. The pinhole forming device for a protective film according to claim 1, wherein: the utility model discloses a cutting tool, including second fixed plate (30), sliding tray, thick pipe (15), the equal fixedly connected with third stopper (18) of thick pipe (15) left and right sides lateral wall, just sliding tray left and right sides inner wall all seted up with third stopper (18) assorted spout, be provided with carriage release lever (17) in thick pipe (15), be provided with circular blade (16) in carriage release lever (17), circular blade (16) left and right sides lateral wall is respectively through pivot and bearing and fluting left and right sides inner wall swing joint, carriage release lever (17) top fixedly connected with briquetting (19), it is equipped with second spring (20) to be close to top department cover on carriage release lever (17).