CN217172612U

CN217172612U - A supplementary flattening device of cutting machine for cutting ventilative complex film

Info

Publication number: CN217172612U
Application number: CN202123436326.3U
Authority: CN
Inventors: 高芸
Original assignee: Hesheng Packaging Technology Haining Co ltd
Current assignee: Hesheng Packaging Technology Haining Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-12
Anticipated expiration: 2031-12-29

Abstract

The application discloses a supplementary flattening device of cutting machine for cutting ventilative complex film, relate to plastic film production facility technical field, which comprises a frame, rotate the rolling roller axle of connecting in the frame and being used for the rolling film, be fixed in the back shaft in the frame, the back shaft is on a parallel with the rolling roller axle, it is connected with two bracing pieces to rotate on the back shaft, it connects two bracing pieces and is used for compressing tightly the compression roller spare that the film reaches the debubbling to rotate on the bracing piece, compression roller spare is located rolling roller axle top and butt in the film, install on the bracing piece and make compression roller spare support the pressure spring tight in the film, the lateral wall of back shaft is fixed with two dead levers, the dead lever lateral wall is provided with and is used for adjusting corresponding pressure spring tensile adjustment mechanism. This application has the effect of improving the roller that compresses tightly to ventilative complex film packing force.

Description

A supplementary flattening device of cutting machine for cutting ventilative complex film

Technical Field

The application relates to the technical field of plastic film production equipment, in particular to an auxiliary flattening device of a splitting machine for splitting a breathable composite film.

Background

The film splitting machine is used for cutting a large-sized air-permeable composite film material which is rolled and has a wider width into small-sized air-permeable composite film rolled materials with different widths.

The film splitting machine mainly comprises a rack, unwinding roll shafts which are rotatably connected to the rack and used for mounting large breathable composite film materials, and a plurality of winding roll shafts which are rotatably connected to the rack and used for winding the breathable composite films; ventilative complex film comes out from unreeling the roller and passes through cutting tool, cuts ventilative complex film into different width, twines respectively in the rolling roller of difference, at the in-process of rolling, installs the roller that compresses tightly that is located the top of rolling roller and produces the packing force to ventilative complex film in the frame, compresses tightly the roller and assists the rolling roller to remove the bubble between membrane and the membrane when the ventilative composite film material of rolling.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, when the film splitting machine winds the breathable composite film materials with different thicknesses, the sizes and the sizes of generated bubbles are different, but the existing film splitting machine is difficult to adjust the pressing force of the pressing roller shaft on the breathable composite film, so that the effect of removing the large bubbles is poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the packing force of compressing tightly the roller to ventilative complex film, this application provides a flattening device is assisted to cutting machine for cutting ventilative complex film.

The application provides a pair of a flattening device is assisted to cutting machine for cutting ventilative complex film adopts following technical scheme:

the utility model provides a supplementary flattening device of cutting machine for cutting ventilative complex film, which comprises a frame, rotate the rolling roller axle of connecting in the frame and being used for the rolling film, be fixed in the back shaft in the frame, the back shaft is on a parallel with the rolling roller axle, it is connected with two bracing pieces to rotate on the back shaft, it just is used for compressing tightly the compression roller spare that the film reaches the debubbling to rotate to be connected with two bracing pieces on the bracing piece, compression roller spare is located rolling roller axle top and butt in the film, install on the bracing piece and make compression roller spare support tightly in the compression spring of film, the lateral wall of back shaft is fixed with two dead levers, the dead lever lateral wall is provided with and is used for adjusting corresponding compression spring tensile adjustment mechanism.

Through adopting above-mentioned technical scheme, when the film rolling to different thickness, big or little bubble may appear, and the pressure that the many films of compression roller spare were applyed is not enough, when will appearing the bubble during the rolling film, through adjustment mechanism increase pressure spring's pulling force, reaches the increase to the pressure of film, realizes the effect that the bubble was detached to the film when the rolling.

Optionally, the adjusting mechanism comprises an adjusting block rotatably connected to the side wall of the fixing rod, and a rotation axis of the adjusting block is parallel to the supporting shaft; the side wall of the adjusting block is provided with a moving groove, and the moving groove extends along the vertical direction; the adjusting mechanism also comprises a guide block which is arranged in the moving groove in a sliding manner and is used for adjusting the tension of the pressure spring, and the pressure spring penetrates through the upper end of the adjusting block and is connected to the upper surface of the guide block; the lower surface of the guide block is rotatably connected with a lead screw, the lower end of the lead screw penetrates through the lower surface of the adjusting block, and the lead screw is in threaded connection with the adjusting block; a hand wheel is fixed at the lower end of the screw rod.

By adopting the technical scheme, when the pressure of the pressure roller piece on the film needs to be increased, the hand wheel can be rotated to drive the guide block to move downwards in the moving groove, and the guide block drives the pressure spring to extend the pressure spring and increase the tension of the pressure spring, so that the pressure on the film is increased; in the process that the diameter of the film gradually becomes larger, the supporting rod rotates upwards around the supporting shaft, and the adjusting block rotates along with the rotation of the pressure spring at the moment.

Optionally, a hook is fixed at the upper end of the pressure spring, and a hanging ring for hanging the hook is fixed on the lower surface of the supporting rod.

Through adopting above-mentioned technical scheme, pressure spring can dismantle with the bracing piece and be connected, when the film of lapping needs to be dismantled, needs upwards rotate the roll-in piece, prevents that pressure spring from interfering the rotation of bracing piece, can take off pressure spring from the link through the couple earlier.

Optionally, threaded connection has the fixing bolt who prevents the guide block rebound on the regulating block, and fixing bolt is vertical setting, and fixing bolt lower extreme butt is in the guide block upper surface.

Through adopting above-mentioned technical scheme, at the continuous in-process of rolling roller, along with the film diameter of lapping is bigger and bigger, then pressure spring also can increase thereupon to the pressure of film, prevents that pressure spring from driving the guide block upward movement, the handle antiport condition appears, through fixing bolt butt in the guide block, realizes the location of guide block.

Optionally, a rotating ring surrounding the support shaft is fixed on the side wall of the support rod, a positioning hole is formed in the outer side wall of the rotating ring, and the positioning hole extends along the radial direction of the rotating ring and penetrates through the inner wall of the rotating ring; the rotating ring is provided with a positioning pin for limiting the rotation of the compression roller piece; the locating pin wears to locate in the locating hole, sets up the constant head tank that makes the locating pin wear to locate the back shaft on the back shaft lateral wall, is provided with the spacing subassembly that is used for preventing that the locating pin from breaking away from the swivel becket on the locating pin.

By adopting the technical scheme, when the rolled film is taken down, the support rod is firstly rotated upwards around the support shaft, so that the positioning pin is positioned in the positioning hole and the positioning groove, and the position of the compression roller piece above the film is fixed through the positioning pin; be provided with the spacing subassembly that is used for preventing that the locating pin from breaking away from the rotating ring on the locating pin, when outwards pulling out the locating pin, can make the locating pin still be located the rotating ring, and realize that the bracing piece rotates around the back shaft.

Optionally, a fixing groove is formed in the side wall of the positioning pin, and the limiting assembly includes a first spring fixed on the inner wall of the fixing groove and a movable block fixed at one end of the first spring; the movable block is provided with a guide surface on the side wall far away from the first spring; the inner wall of the positioning hole is provided with a first guide groove which is used for clamping the movable block and preventing the positioning pin from separating from the rotating ring; the guide surface inclines from bottom to top towards one side of the first spring, and the bottom wall of the first guide groove and the guide surface form the same inclination angle.

By adopting the technical scheme, when the positioning pin is positioned in the positioning hole and the positioning groove, the movable block is positioned in the fixed groove, the first spring is in a compressed state, and when a worker shifts the positioning pin outwards, the movable block enters the first guide groove along the guide surface under the pushing of the first spring; at this time, the positioning pin is separated from the positioning groove and is not separated from the rotating ring.

Optionally, a pushing groove is formed in the inner wall of the positioning hole; the limiting assembly further comprises a second spring fixed on the inner wall of the pushing groove and a pushing block fixed at one end of the second spring; the side wall of the pushing block, which is far away from the second spring, is provided with an inclined surface, and the inclined surface inclines from bottom to top towards the side far away from the second spring; the locating pin lateral wall is offered and is used for the joint to promote the piece and prevent that the locating pin from breaking away from the second guide way of constant head tank, and the diapire and the slope of second guide way personally submit same inclination.

By adopting the technical scheme, when the positioning pin is positioned in the positioning hole and the positioning groove, the pushing block is positioned in the second guide groove, the second spring is in a natural state, and the pushing block fixes the positioning pin in the positioning groove; when the staff toggles the locating pin outwards, the pushing block retracts into the pushing groove under the action of the inclined surface, and the movable block enters the first guide groove along the guide surface.

Optionally, the compression roller spare is connected in the dwang of two bracing pieces including rotating, has cup jointed the compression roller that is used for compressing tightly the film on the dwang, and the dwang both ends are rotated and are connected with the stop nut who prevents the dwang and drop.

Through adopting above-mentioned technical scheme, when the compression roller appears damaged, can lift the stop nut of dwang both sides off, take out the dwang and cup joint the compression roller on the dwang, change the compression roller.

In summary, the present application includes at least one of the following beneficial technical effects:

the staff rotates the hand wheel, drives the guide block and moves downwards in the moving groove, and the guide block pulls the pressure spring, so that the pressure spring is under the downward acting force, the compression of the compression roller on the film is finally realized, and the pressing force of the compression roller shaft on the film is improved.

The locating pin is pressed downwards in the process of rotating the supporting rod, when the locating pin enters the locating groove, the movable block is located in the fixed groove, the pushing block is located in the second guide groove, and the limiting of the supporting rod is achieved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the adjustment mechanism connected to the pressure spring.

Fig. 3 is a schematic structural view of the limiting assembly on the positioning pin.

Fig. 4 is another view structure diagram of the limiting assembly on the positioning pin.

Description of reference numerals: 1. a frame; 2. a winding roller shaft; 3. a support shaft; 4. a support bar; 5. a compression roller member; 6. fixing the rod; 7. a pressure spring; 8. an adjustment mechanism; 9. a regulating block; 10. a moving groove; 11. a guide block; 12. a lead screw; 13. a hand wheel; 14. fixing the bolt; 15. hanging a ring; 16. hooking; 17. a rotating ring; 18. positioning pins; 19. a limiting component; 20. positioning holes; 21. fixing grooves; 22. a first spring; 23. a movable block; 24. a first guide groove; 25. positioning a groove; 26. a second spring; 27. a pushing block; 28. a compression roller; 29. rotating the rod; 30. a limit nut; 31. a push groove; 32. a guide surface; 33. an inclined surface; 34. a second guide groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a flattening device is assisted to cutting machine for cutting ventilative complex film. Referring to fig. 1 and 2, the film winding device comprises a frame 1, a winding roller shaft 2 rotatably connected to the frame 1, wherein the winding roller shaft 2 is used for winding a cut film; a support shaft 3 is welded on the rack 1, the support shaft 3 is parallel to the winding roll shaft 2, and the support shaft 3 is higher than the winding roll shaft 2; the supporting shaft 3 is rotatably connected with two supporting rods 4, the two supporting rods 4 are parallel to each other and are positioned at two sides of the coiled film, the length direction of the supporting rods 4 is vertical to the axis of the supporting shaft 3, and the supporting rods 4 can rotate around the supporting shaft 3; one end of the support rod 4, which is far away from the support shaft 3, is provided with a press roll piece 5 for compacting the films and removing bubbles between the films; the compression roller part 5 comprises a rotating rod 29 which is rotatably connected with the two supporting rods 4, the rotating rod 29 is parallel to the winding roller shaft 2, the compression roller part 5 further comprises a compression roller 28 which is sleeved on the rotating rod 29, the compression roller 28 is used for compressing the wound film, and the compression roller 28 is positioned above the winding roller shaft 2 and is abutted to the wound film; the two ends of the rotating rod 29 are both in threaded connection with limit nuts 30, the two support rods 4 are positioned between the two limit nuts 30, and the limit nuts 30 are used for preventing the rotating rod 29 from being separated from the support rods 4 in the rotating process; when the compression roller 28 is damaged, the limiting nut 30 is rotated, the rotating rod 29 and the compression roller 28 are dismounted, and the compression roller 28 can be replaced; two fixing rods 6 are welded on the outer side wall of the supporting shaft 3, the two fixing rods 6 are positioned between the two supporting rods 4, the two fixing rods 6 are positioned on two sides of the coiled film, the fixing rods 6 are perpendicular to the axis of the supporting shaft 3, and the fixing rods 6 are inclined downwards from the supporting rods 4 to the direction of the winding roller shaft 2; pressure springs 7 are mounted on the lower surfaces of the supporting rods 4, adjusting mechanisms 8 used for adjusting tension of the pressure springs 7 are arranged at one ends, far away from the supporting shafts 3, of the fixing rods 6, the adjusting mechanisms 8 are used for lengthening or shortening the pressure springs 7, and accordingly the force applied to the film by the pressing rollers 28 is changed.

Referring to fig. 1 and 2, the adjusting mechanism 8 includes an adjusting block 9 rotatably connected to the fixing rod 6, the rotation axis of the adjusting block 9 is parallel to the axis of the supporting shaft 3, and the two adjusting blocks 9 are respectively located on two opposite sides of the two fixing rods 6; a moving groove 10 is formed in the side wall of the adjusting block 9, the moving groove 10 extends along the length direction of the pressure spring 7, a guide block 11 positioned in the moving groove 10 is arranged on the adjusting block 9 in a sliding mode, and the guide block 11 can move in the moving groove 10 along the vertical direction; the upper end of the pressure spring 7 is bonded with a hook 16, and the lower end of the pressure spring 7 passes through the upper end of the adjusting block 9 and is bonded with the guide block 11; a hanging ring 15 for hanging a hook 16 is bonded on the lower surface of the support rod 4, so that the pressure spring 7 and the support rod 4 can be detached; the lower surface of the guide block 11 is rotatably connected with a lead screw 12, the lead screw 12 is vertically arranged, the lower end of the lead screw 12 penetrates through the lower surface of the adjusting block 9, and the lead screw 12 is in threaded connection with the adjusting block 9; the lower extreme welding of lead screw 12 has hand wheel 13, and when the staff need adjust the pressure of compression roller 28 to the film, adopt and rotate hand wheel 13, hand wheel 13 drives guide block 11 and upwards or moves down to realize guide block 11 and drive the shrink or tensile of pressure spring 7, reach the effect of adjusting the compression roller 28 to the film pressure difference.

Referring to fig. 2 and 3, the opposite side walls of the two support rods 4 are welded with rotating rings 17, the rotating rings 17 are coaxial with the support shafts 3, positioning holes 20 are formed in the rotating rings 17, and the positioning holes 20 extend along the radial direction of the rotating rings 17 and penetrate through the inner walls of the rotating rings 17; the side wall of the support shaft 3 is provided with a positioning groove 25 which can be communicated with the positioning hole 20, the rotating ring 17 is provided with a positioning pin 18 which is positioned in the positioning hole 20 in a penetrating way, when the positioning groove 25 is communicated with the positioning hole 20, the positioning pin 18 can be pushed into the positioning groove 25 downwards, and the positioning pin 18 plays a role in fixing the angle of the support rod 4 at the moment, so that the press roller 28 is positioned above the rolled film, and a worker can take down the film conveniently; the positioning pin 18 is provided with a stopper assembly 19 for preventing the positioning pin 18 from being separated from the rotary ring 17.

Referring to fig. 3 and 4, the side wall of the positioning pin 18 is provided with a fixing groove 21, the inner wall of the positioning hole 20 is provided with a first guide groove 24, and when the positioning pin 18 is located in the positioning hole 20 and does not go deep into the positioning groove 25, the fixing groove 21 is communicated with the first guide groove 24; the limiting assembly 19 comprises a first spring 22 arranged on the inner wall of the fixing groove 21 and a movable block 23 bonded at one end of the first spring 22, the movable block 23 is used for preventing the positioning pin 18 from being separated from the rotating ring 17, one end of the first spring 22 is bonded on the vertical inner wall of the fixing groove 21, and the other end of the first spring 22 is bonded on the movable block 23; a guide surface 32 is arranged on one side of the movable block 23 far away from the first spring 22, and the guide surface 32 inclines towards one side far away from the first spring 22 from bottom to top in the vertical direction; under the pushing of the first spring 22, the guide surface 32 of the movable block 23 is positioned in the first guide groove 24, the inclination angle of the bottom wall of the first guide groove 24 is the same as the inclination angle of the guide surface 32, and the outer side wall of the movable block 23 positioned in the first guide groove 24 abuts against the first guide groove 24; when the movable block 23 enters the first guide groove 24 through the first spring 22, the first spring 22 is in a natural state; when the positioning pin 18 is inserted into the positioning slot 25, the movable block 23 follows the inclined bottom wall of the first guide groove 24 via the guide surface 32 and returns to the fixing groove 21, and the first spring 22 is compressed.

Referring to fig. 3 and 4, the positioning pin 18 is provided with a second guide groove 34, the inner wall of the positioning hole 20 is provided with a push groove 31, and when the positioning pin 18 is located in the positioning groove 25, the second guide groove 34 can be communicated with the push groove 31; the limiting assembly 19 further comprises a second spring 26 arranged on the inner wall of the pushing groove 31 and a pushing block 27 bonded at one end of the second spring 26, one end of the second spring 26 is bonded on the inner wall of the fixing groove 21, the other end of the second spring 26 is bonded on the pushing block 27, and when the pushing block 27 is located in the second guide groove 34, the positioning pin 18 can be fixed in the positioning groove 25; an inclined surface 33 is formed on one side, away from the first spring 22, of the movable block 23, and the inclined surface 33 inclines towards one side, away from the second spring 26, from bottom to top in the vertical direction; the inclination angle of the bottom wall of the second guide groove 34 is the same as the inclination angle of the inclined surface 33, and when the pushing block 27 enters the second guide groove 34 through the second spring 26, the inclined surface 33 of the pushing block 27 is positioned in the second guide groove 34 and abuts against the bottom wall in the second guide groove 34; when the positioning pin 18 is pulled upwards, the pushing block 27 enters the pushing groove 31 along the inclined surface 33, and the movable block 23 enters the first guide groove 24 along the guide surface 32.

The implementation principle of the auxiliary flattening device for the splitting machine for splitting the breathable composite film in the embodiment of the application is as follows: when the worker finds that the pressure of the press roller 28 cannot reach the pressure for removing bubbles generated in the rolled film, the worker rotates the hand wheel 13 to drive the guide block 11 to move downwards in the moving groove 10, the guide block 11 pulls the pressure spring 7, so that the pressure spring 7 receives downward acting force, and finally the press roller 28 pressurizes the film; when the coiled film needs to be taken down, the supporting rod 4 is firstly rotated upwards, the positioning pin 18 is pressed downwards in the rotating process, when the positioning pin 18 enters the positioning groove 25, the movable block 23 is positioned in the fixing groove 21, the pushing block 27 is positioned in the second guide groove 34, and the limiting of the supporting rod 4 is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a flattening device is assisted to cutting machine for cutting ventilative complex film, which comprises a frame (1), rotate winding roller (2) of connecting in frame (1) and being used for the rolling film, be fixed in back shaft (3) in frame (1), back shaft (3) are on a parallel with winding roller (2), it is connected with two bracing pieces (4) to rotate on back shaft (3), it is connected with two bracing pieces (4) and is used for compressing tightly film and reach pinch roller spare (5) of getting rid of the bubble to rotate on bracing piece (4), pinch roller spare (5) are located winding roller (2) top and butt in the film, a serial communication port: the supporting rod (4) is provided with a pressure spring (7) which enables the pressing roller piece (5) to be tightly abutted to the film, the side wall of the supporting shaft (3) is fixed with two fixing rods (6), and the side wall of each fixing rod (6) is provided with an adjusting mechanism (8) used for adjusting the tension of the corresponding pressure spring (7).

2. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 1, is characterized in that: the adjusting mechanism (8) comprises an adjusting block (9) which is rotatably connected to the side wall of the fixing rod (6), and the rotating axis of the adjusting block (9) is parallel to the supporting shaft (3); a moving groove (10) is formed in the side wall of the adjusting block (9), and the moving groove (10) extends along the length direction of the pressure spring (7); the adjusting mechanism (8) further comprises a guide block (11) which is arranged in the moving groove (10) in a sliding mode and used for adjusting the tensile force of the pressure spring (7), and the pressure spring (7) penetrates through the upper end of the adjusting block (9) and is connected to the upper surface of the guide block (11); the lower surface of the guide block (11) is rotatably connected with a lead screw (12), the lower end of the lead screw (12) penetrates through the lower surface of the adjusting block (9), and the lead screw (12) is in threaded connection with the adjusting block (9); a hand wheel (13) is fixed at the lower end of the screw rod (12).

3. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 2, is characterized in that: the upper end of the pressure spring (7) is fixed with a hook (16), and the lower surface of the support rod (4) is fixed with a hanging ring (15) for hanging the hook (16).

4. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 3, is characterized in that: the adjusting block (9) is connected with a fixing bolt (14) which prevents the guide block (11) from moving upwards in a threaded mode, and one end of the fixing bolt (14) abuts against the upper surface of the guide block (11).

5. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 1, is characterized in that: a rotating ring (17) surrounding the support shaft (3) is fixed on the side wall of the support rod (4), a positioning hole (20) is formed in the outer side wall of the rotating ring (17), and the positioning hole (20) extends along the radial direction of the rotating ring (17) and penetrates through the inner wall of the rotating ring (17); a positioning pin (18) used for limiting the rotation of the compression roller piece (5) is arranged on the rotating ring (17); the positioning pin (18) penetrates through the positioning hole (20), the side wall of the support shaft (3) is provided with a positioning groove (25) which enables the positioning pin (18) to penetrate through the support shaft (3), and the positioning pin (18) is provided with a limiting component (19) which is used for preventing the positioning pin (18) from being separated from the rotating ring (17).

6. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 5, is characterized in that: a fixed groove (21) is formed in the side wall of the positioning pin (18), and the limiting assembly (19) comprises a first spring (22) fixed on the inner wall of the fixed groove (21) and a movable block (23) fixed at one end of the first spring (22); the side wall of the movable block (23) far away from the first spring (22) is provided with a guide surface (32); a first guide groove (24) used for clamping the movable block (23) and preventing the positioning pin (18) from separating from the rotating ring (17) is formed in the inner wall of the positioning hole (20); the guide surface (32) inclines from bottom to top towards the side far away from the first spring (22), and the bottom wall of the first guide groove (24) and the guide surface (32) are at the same inclination angle.

7. The auxiliary flattening device for the splitting machine for the split breathable composite film according to claim 6, is characterized in that: the inner wall of the positioning hole (20) is provided with a pushing groove (31); the limiting assembly (19) further comprises a second spring (26) fixed on the inner wall of the pushing groove (31) and a pushing block (27) fixed at one end of the second spring (26); an inclined surface (33) is formed on the side wall, away from the second spring (26), of the pushing block (27), and the inclined surface (33) inclines towards one side away from the second spring (26) from bottom to top; the side wall of the positioning pin (18) is provided with a second guide groove (34) which is used for clamping the pushing block (27) and preventing the positioning pin (18) from separating from the positioning groove (25), and the bottom wall of the second guide groove (34) and the inclined surface (33) are at the same inclination angle.

8. The auxiliary flattening device for splitting and ventilating composite films according to claim 1, is characterized in that: compression roller spare (5) including rotating dwang (29) of connecting in two bracing pieces (4), cup jointed compression roller (28) that are used for compressing tightly the film on dwang (29), dwang (29) both ends are rotated and are connected with stop nut (30) that prevent dwang (29) and drop.