Material packaging film cutting device of automatic cotton filling machine

Abstract

The utility model discloses a material packaging film cutting device of an automatic cotton filling machine. The material packaging film cutting device comprises a rack, a conveying mechanism and a film cutting mechanism, wherein the conveying mechanism and the film cutting mechanism are arranged on the rack; the conveying mechanism comprises a feeding section, a discharging section and a film cutting section arranged between the feeding section and the discharging section, and the conveying mechanism is used for conveying materials; the film cutting mechanism is arranged on the film cutting section and can cut the materials entering the conveying mechanism and the packaging film wrapping the materials in the longitudinal direction, so that the packaging film is divided into two parts, manual cutting of the packaging film is not needed, automatic packaging film cutting is achieved, contact between workers and the materials is reduced, and the production efficiency is improved. The damage to human health is reduced.

Description

Technical Field

[0001] The present application relates to the technical field of packaging film cutting, and in particular to a material packaging film cutting device of an automatic cotton filling machine. Background Art

[0002] Rock wool strips are a high-quality thermal insulation, sound insulation and fireproof material, which are widely used in building exterior wall insulation, interior decoration sound insulation, equipment insulation, tank insulation, etc. It can effectively improve the thermal insulation and sound insulation of buildings, while meeting fire protection requirements; however, rock wool has a great impact on human health (such as respiratory tract, skin or eyes, etc.). The rock wool strips currently purchased are integrated with the packaging film. When used, the outer packaging film needs to be manually split, and then the packaging film is removed. The rock wool strips need to be placed on the conveyor line, which requires long-term contact with the rock wool, which will affect human health. Utility Model Content

[0003] The present application provides a material packaging film dividing device for an automatic cotton filling machine to solve the above existing problems, and adopts the following technical solutions:

[0004] A material packaging film cutting device of an automatic cotton filling machine comprises a frame, and a conveying mechanism and a film cutting mechanism arranged on the frame;

[0005] The conveying mechanism comprises a feeding section and a discharging section, and a film cutting section arranged between the feeding section and the discharging section, and the conveying mechanism is used to convey materials;

[0006] The film cutting mechanism is arranged at the film cutting section, and is used for cutting the packaging film wrapping the material entering the conveying mechanism along the longitudinal direction.

[0007] Preferably, the film cutting mechanism comprises a first cutting knife assembly arranged between the feeding section and the film cutting section, and a second cutting knife assembly arranged at the top of the film cutting section.

[0008] Preferably, the first cutting knife assembly includes a first driving device and a first mounting seat arranged on the driving end of the first driving device, the first mounting seat is provided with a first cutting knife, and the first driving device is arranged on the frame for driving the first cutting knife to reciprocate in a vertical direction.

[0009] Preferably, the second cutting knife assembly includes a power device and a second driving device, and a second mounting seat arranged at the driving end of the second driving device, the power device is arranged on the frame, the second mounting seat is provided with a second cutting knife, and the power device is used to drive the second driving device to reciprocate along the material moving direction.

[0010] Preferably, the first cutting knife and the second cutting knife are both circular cutting knives.

[0011] Preferably, it further comprises a film-tearing mechanism, wherein the film-tearing mechanism comprises a first packaging film grabbing mechanism and a second packaging film grabbing mechanism, and the first packaging film grabbing mechanism and the second packaging film grabbing mechanism are respectively arranged on both sides of the film-cutting section.

[0012] Preferably, the first packaging film grabbing mechanism and the second packaging film grabbing mechanism both include a support seat and a grabbing mechanism arranged on the support seat, the grabbing mechanism includes a third driving device and a clamping assembly, the driving end of the third driving device is provided with a connecting plate, the clamping assembly is arranged on the connecting plate, and the third driving device is used to drive the clamping assembly to approach or move away from the material to pull the packaging film off the material.

[0013] Preferably, the film pulling mechanism also includes a rotating mechanism, which includes a support plate and a driving motor. The support plate is rotatably connected to the support seat and is used to support the third driving device and the clamping assembly. The driving motor is arranged on the support plate, and a gear disk is provided on the support plate. The driving motor is transmission-connected to the gear disk.

[0014] Preferably, the detection component further comprises a first position sensor arranged in the feeding section and a second position sensor arranged in the film cutting section.

[0015] Preferably, it also includes a control device, which is electrically connected to the conveying mechanism, the detection component, the film cutting mechanism and the film pulling mechanism.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] (1) A film cutting mechanism is provided in the conveying section of the conveying mechanism, and the film cutting mechanism can cut the material packaging film longitudinally along the material conveying direction and divide it into two parts. The material packaging film is automatically cut on the conveying mechanism, reducing the contact between workers and materials and avoiding damage to the human body.

[0018] (2) The film cutting mechanism includes a first cutting knife assembly arranged between the feeding section and the film cutting section, and a second cutting knife assembly arranged on the top of the conveying mechanism and movable along the material conveying direction. The first cutting knife assembly and the second cutting knife assembly can be operated in sequence to cut the packaging film, thereby dividing the packaging film into two left and right parts along the material conveying direction, so as to facilitate the subsequent removal of the packaging film from the material on both sides of the conveying mechanism, thereby improving the film cutting efficiency and avoiding the situation in which the packaging film becomes loose and inconvenient for subsequent cutting after one side of the packaging film is cut.

[0019] (3) On the basis of the above, film-tearing mechanisms are provided on both sides of the film-cutting section. When the film-cutting mechanism has completed the cutting of the packaging film, the film-tearing mechanism will drag the cut packaging film to both sides to separate the packaging film from the material, thereby preventing the cut packaging film from following the material and affecting subsequent processes. After the film-tearing mechanism drags the material away from the material, it rotates to the side away from the conveying mechanism to prevent the packaging film from accumulating at the film-tearing mechanism and affecting the normal operation of each part. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a three-dimensional schematic diagram of the present application;

[0021] Figure 2 is a front view of the present application;

[0022] Figure 3 This is an exploded view of the film-tearing mechanism of the present application from the first perspective;

[0023] Figure 4 The second perspective exploded diagram of the film tearing mechanism of the present application.

[0024] In the figure:

[0025] 1. Frame, 100, material, 100A, first end surface, 100B, second end surface, 100C, third end surface, 100D, fourth end surface;

[0026] 2. Conveying mechanism, 101, feeding section, 102, film cutting section;

[0027] 3. Film cutting mechanism, 31. First cutting knife assembly, 311. First driving device, 312. First cutting knife, 32. Second cutting knife assembly, 321. Power device, 322. Second driving device, 323. Second cutting knife;

[0028] 4. Film-tearing mechanism, 4-1. First packaging film grabbing mechanism, 4-2. Second packaging film grabbing mechanism;

[0029] 41. Grabbing assembly, 411. Third driving device, 412. Connecting plate, 413. Clamping assembly, 42. Rotating mechanism, 421. Driving motor, 422. Support plate, 423. Toothed disc, 43. Support seat. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the embodiments described in the present application are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

[0031] Combination Figures 1 to 4As shown, the present application is further described, the material packaging film cutting device of the automatic cotton filling machine includes a frame 1, and a conveying mechanism 2 and a film cutting mechanism 3 arranged on the frame 1; wherein the conveying mechanism 2 includes a feeding section and a discharging section, and a film cutting section 102 arranged between the feeding section 101 and the discharging section, the conveying mechanism 2 is used to convey the material 100, the material 100 is conveyed through the feeding section 101, the film cutting section 102, and the discharging section in sequence, and the material 100 is placed on the conveying mechanism 2, and the conveying mechanism 2 conveys the material 100 thereon to the next process; the film cutting mechanism 3 is arranged in the film cutting section 102, and the film cutting mechanism 3 is used to cut the packaging film outside the material entering the film cutting section 102, and automatically cut the packaging film longitudinally along the moving direction of the material 100 ( Figure 1 In the figure, cutting is performed along the X and Z planes), and the outer packaging film of the material 100 can be divided into two parts, so as to facilitate the subsequent removal of the packaging film from both sides of the material 100 and reduce the contact between the workers and the material 100, wherein the material 100 is a rock wool strip.

[0032] The film cutting mechanism 3 includes a first cutting knife assembly 31 and a second cutting knife assembly 32. The first cutting knife assembly 31 is arranged on the frame 1 at the bottom of the conveying mechanism 2, and is used to cut the lower half of the packaging film of the material 100. The second cutting knife assembly 323 is arranged on the frame 1 at the top of the conveying mechanism 2, and is used to cut the upper half of the packaging film of the material 100; wherein the first cutting knife assembly 31 can be arranged on the frame 1 at the bottom between the film cutting section 102 and the feeding section 101, or between the film cutting section 102 and the discharging section. The frame 1 at the bottom, in this embodiment, is arranged on the frame 1 at the bottom between the film cutting section 102 and the feeding section 101. When the material 100 passes through the first cutting knife assembly 31, the bottom of the packaging film is cut; the second cutting knife assembly 32 is arranged on the top of the film cutting section 102, and the second cutting knife assembly 32 can cut the top of the packaging film of the material 100. The first cutting knife assembly 31 and the second cutting knife assembly 32 can reciprocate and extend, thereby dividing the front and rear end surfaces of the material 100 in the conveying direction, thereby dividing the packaging film into two parts.

[0033] The first cutting knife assembly 31 comprises a first driving device 311 and a first mounting seat provided on the driving end of the first driving device 311. The first mounting seat is provided with a first cutting knife 312. The first cutting knife 312 may be a circular cutting knife or a cutting knife with multiple cutting tips, preferably a circular cutting knife. The first driving device 311 is provided on the frame 1 to drive the first cutting knife 312 to move in a vertical direction ( Figure 1The first cutting knife 312 reciprocates in the Z-axis direction (in the Z-axis direction), and when working, the first cutting knife 312 is in an extended state; when in use, the material 100 is placed in the feeding section 101, and when the first end face 100A of the material 100 contacts the first cutting knife assembly 31 extending out of the conveying mechanism 2, the conveying mechanism 2 stops driving, and the first driving device 311 drives the first cutting knife 312 to retract and cut the lower half of the packaging film of the first end face 100A of the material 100, and the conveying mechanism 2 continues to drive the material 100 to move, and the first cutting knife 312 cuts the second end face 100B of the material 100, and when the first cutting knife 312 moves to the fourth end face 100D of the material 100, the conveying mechanism 2 stops driving, and the first driving device 311 drives the first cutting knife 312 to extend outward to cut the lower half of the packaging film of the fourth end face 100D of the material 100, and when the lower half of the packaging film is cut respectively, the material fixes the cut packaging film by its own gravity to prevent the packaging film from becoming loose after cutting and inconvenient for subsequent cutting.

[0034] The second cutting knife assembly 32 includes a second driving device 322, a power device 321 and a second mounting seat, wherein the second mounting seat is arranged on the driving end of the second driving device 322, and a second cutting knife 323 is arranged on the second mounting seat, the power device 321 is arranged on the frame 1, and the second driving device 322 is arranged on the power device 321, and the power device 321 is used to drive the second driving device 322 to reciprocate along the moving direction of the material 100 ( Figure 1 The second driving device 322 can drive the second cutting knife 323 to move up and down ( Figure 1The second cutting knife 323 may be a circular cutting knife or a cutting knife with multiple cutting tips. In this embodiment, the second cutting knife 323 is a circular cutting knife, the power device 321 may be a rodless cylinder, and the second driving device 322 may be a telescopic cylinder. When in use, the power device 321 drives the second driving device 322 to move the second cutting knife 323 to a side away from the feeding section. After the first cutting knife assembly 31 completes cutting of the lower half of the packaging film of the material 100, the power device 321 moves the second cutting knife 323 to the first end surface 100A of the material 100. The second driving device 322 retracts the second cutting knife 323, thereby cutting the upper half of the first end surface 100A of the material 100. The power device 321 drives the second cutting knife 323 to move toward the side of the feeding section 101 to cut the third end surface 100C. The second driving device 322 drives the second cutting knife 323 to extend outward to cut the upper half of the fourth end surface 100D of the material 100, thereby dividing the packaging film of the material 100 into two parts. The first cutting knife assembly and the second cutting knife assembly cut the packaging film in turn to prevent the packaging film from becoming loose after one side is cut, which is not conducive to subsequent cutting.

[0035] It should be noted that during the film cutting process of the first cutting knife assembly 31 and the second cutting knife assembly 32, the first cutting knife 312 and the second cutting knife 323 can be embedded in the packaging film, and when cutting the first end face 100A and the fourth end face 100D, the first cutting knife and the second cutting knife can be extended or retracted for cutting.

[0036] The present application sets a first cutting knife assembly 31 and a second cutting knife assembly 32 to cut the upper and lower halves of the packaging film of the material 100 respectively. The cutting operation is completed on the conveying mechanism 2, and there is no need to manually cut and remove the packaging film, so as to reduce direct contact between workers and rock wool strips, and at the same time improve the efficiency of packaging film removal; the first cutting knife assembly 31 is used to first cut the lower half of the packaging film of the material 100, and then the second cutting knife assembly 32 is used to cut the upper half of the material 100 to prevent the packaging film of the material 100 from loosening after single-side cutting, which is inconvenient for secondary cutting, and reduces the situation of incomplete cutting of the packaging film of the material 100 and adhesion between the packaging films, so as to facilitate the subsequent removal of the packaging film of the material 100.

[0037] Combination Figure 3, so that the cut packaging film can be taken out from the material; a film-tearing mechanism 4 is also provided, and the film-tearing mechanism 4 is arranged on both sides of the conveying mechanism 2, wherein the film-tearing mechanism 4 includes a first packaging film grabbing mechanism 4-1 and a second packaging film grabbing mechanism 4-2, and the first packaging film grabbing mechanism 4-1 and the second packaging film grabbing mechanism 4-2 are respectively arranged on both sides of the film-cutting section 102, and are used to grab the packaging films on the same side of the cut, and drag the packaging films on the same side out of the conveying mechanism 2;

[0038] The first packaging film grabbing mechanism 4-1 and the second packaging film grabbing mechanism 4-2 both include a support seat 43 and a grabbing assembly 41. The support seat 43 is arranged on the frame 1 on both sides of the conveying mechanism, and is used to support the grabbing assembly 41. The grabbing assembly 41 is used to grab the packaging film and drag the packaging film out of the conveying mechanism 2; the grabbing assembly 41 includes a third driving device 411 and a clamping assembly 413, wherein the clamping assembly 413 includes at least one suction nozzle, which grabs the packaging film of the material 100 by negative pressure, and the third driving device 411 is a telescopic cylinder; the driving end of the third driving device 411 is provided with a connecting plate 412, and the clamping assembly is arranged on the connecting plate 412, and the third driving device 411 is used to drive the clamping assembly to approach or move away from the packaging film of the material 100, and the clamping assembly can clamp the packaging film and pull it out from the material 100, and the packaging film can be loosened after pulling it out, so as to facilitate clamping the subsequent packaging film on the conveying mechanism 2, thereby replacing manual removal of the packaging film from the material.

[0039] Combination Figure 4, in order to prevent the pulled out packaging film from not being processed in time, thereby affecting the subsequent film pulling; the film pulling mechanism 4 also includes a rotating mechanism 42, the rotating mechanism 42 includes a support plate 422 and a driving motor 421, the support plate 422 is rotatably connected to the support seat 43, and is used to support the grabbing assembly 41. Specifically, a bearing is provided between the support plate and the support seat; the driving motor 421 is arranged on the support seat 43, and a toothed disc 423 is provided on the support plate 422. The driving motor 421 is transmission-connected with the toothed disc 423 to drive the support plate 422 to drive the grabbing assembly 41 to rotate. In this embodiment, the driving motor is arranged at the bottom of the support seat 43, and the toothed disc is arranged at the bottom of the support plate. A gear is provided on the driving shaft of the driving motor 421 and is engaged with the toothed disc 423, thereby driving the support plate 422 to rotate , which can reduce the space occupied by the film-tearing mechanism 4 and has low manufacturing cost; when the film-cutting mechanism 3 cuts the packaging film of the material 100, the third driving device 411 drives the clamping component 413 to extend outward and move toward one side of the material 100, and the clamping component 413 fixes the outer packaging film of the material 100 on the same side, and the third driving device 411 retracts to tear the packaging film away from the surface of the material 100. At this time, the driving motor 421 drives the grabbing component 41 to rotate to the side away from the material 100, and the clamping component 413 releases the torn packaging film, thereby moving the outer packaging film of the material 100 to the side away from the material 100, wherein the rotation angle can be adjusted according to actual use, and can be a rotation of 180 degrees; so as to collect the packaging film later and prevent the torn packaging film from accumulating at the clamping component 413 and affecting the subsequent clamping of the outer packaging film of other materials 100.

[0040] In some embodiments, a blocking component is further included to prevent material dumping, wherein the blocking component may be a baffle or a baffle rod; the blocking components are evenly distributed on both sides of the conveying mechanism, and the blocking components are provided with corresponding notches at the film-tearing mechanism to prevent interference with the film-tearing mechanism.

[0041] It also includes a detection component (not shown), which is arranged on both sides of the conveyor belt and is used to detect the position of the material 100; wherein the detection component includes a first position sensor and a second position sensor, the first position sensor is arranged at the feeding section, and the second position sensor is arranged at the film cutting end, which monitors the position of the material on the conveying mechanism in real time to ensure that the material can be conveyed to the specified position.

[0042] It also includes a control device (not shown), which is electrically connected to the conveying mechanism 2, the detection component, the film cutting mechanism 3 and the film tearing mechanism 4, and can control the film cutting mechanism 3 and the film tearing mechanism 4 to work according to the position of the material 100 detected by the detection component.

Claims

1. A material packaging film dividing device for an automatic cotton filling machine, characterized in that: It comprises a frame, and a conveying mechanism and a film cutting mechanism arranged on the frame; The conveying mechanism comprises a feeding section and a discharging section, and a film cutting section arranged between the feeding section and the discharging section, and the conveying mechanism is used to convey materials; The film cutting mechanism is arranged at the film cutting section, and is used for cutting the packaging film wrapping the material entering the conveying mechanism along the longitudinal direction.

2. The material packaging film dividing device of the automatic cotton filling machine according to claim 1 is characterized in that: The film cutting mechanism comprises a first cutting knife assembly arranged between the feeding section and the film cutting section, and a second cutting knife assembly arranged at the top of the film cutting section.

3. The material packaging film dividing device of the automatic cotton filling machine according to claim 2 is characterized in that: The first cutting knife assembly includes a first driving device and a first mounting seat arranged on the driving end of the first driving device, the first mounting seat is provided with a first cutting knife, and the first driving device is arranged on the frame for driving the first cutting knife to reciprocate in a vertical direction.

4. The material packaging film dividing device of the automatic cotton filling machine according to claim 3 is characterized in that: The second cutting knife assembly includes a power device and a second driving device, and a second mounting seat arranged at the driving end of the second driving device. The power device is arranged on the frame, and a second cutting knife is arranged on the second mounting seat. The power device is used to drive the second driving device to reciprocate along the material moving direction.

5. The material packaging film dividing device of the automatic cotton filling machine according to claim 4 is characterized in that: The first cutting knife and the second cutting knife are both circular cutting knives.

6. The material packaging film dividing device of the automatic cotton filling machine according to claim 1, characterized in that: It also includes a film-tearing mechanism, which includes a first packaging film grabbing mechanism and a second packaging film grabbing mechanism, and the first packaging film grabbing mechanism and the second packaging film grabbing mechanism are respectively arranged on both sides of the film cutting section.

7. The material packaging film dividing device of the automatic cotton filling machine according to claim 6, characterized in that: The first packaging film grabbing mechanism and the second packaging film grabbing mechanism both include a support seat and a grabbing mechanism arranged on the support seat, the grabbing mechanism includes a third driving device and a clamping assembly, the driving end of the third driving device is provided with a connecting plate, the clamping assembly is arranged on the connecting plate, and the third driving device is used to drive the clamping assembly to approach or move away from the material to pull the packaging film off the material.

8. The material packaging film dividing device of the automatic cotton filling machine according to claim 7, characterized in that: The film pulling mechanism also includes a rotating mechanism, which includes a support plate and a driving motor. The support plate is rotatably connected to the support seat and is used to support the third driving device and the clamping assembly. The driving motor is arranged on the support plate, and a gear disk is provided on the support plate. The driving motor is transmission-connected to the gear disk.

9. The material packaging film dividing device of the automatic cotton filling machine according to claim 6, characterized in that: The detection component also includes a first position sensor arranged in the feeding section and a second position sensor arranged in the film cutting section.

10. The material packaging film dividing device of the automatic cotton filling machine according to claim 9, characterized in that: It also includes a control device, which is electrically connected to the conveying mechanism, the detection component, the film cutting mechanism and the film pulling mechanism.

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