CN218985012U - Plastic flat wire film trimming device - Google Patents

Abstract

The utility model discloses a plastic flat wire film trimming device, and relates to the technical field of plastic flat wire film processing. The flat wire membrane tightening device comprises a mounting frame, wherein two symmetrically arranged trimming tables are connected to the inner wall of the mounting frame in a sliding manner, positioning lock buttons matched with the two trimming tables are connected to the inner threads of the mounting frame, knife edge components are arranged in the two trimming tables, and differential components used for tightening the flat wire membrane are arranged between the opposite surfaces of the two trimming tables and at positions corresponding to the two sides of the knife edge components. According to the utility model, through the arrangement of the trimming table, the film winding assembly and the differential assembly, the device can rapidly finish trimming operation of the plastic flat wire film, and during trimming operation, the device can finish effective recovery operation of the trimmed waste film through the cooperation of the winding drum and the clamping bag.

Description

Plastic flat wire film trimming device

Technical Field

The utility model belongs to the technical field of plastic flat wire film processing, and particularly relates to a plastic flat wire film trimming device.

Background

The plastic flat filament is formed by extruding PY or PE plastic after being heated and melted, the film is cut into narrow strips, and the narrow plastic strips are manufactured through hot stretching and shaping treatment, namely the flat filament, and the plastic flat filament has the advantages of high strength, good heat resistance, convenience in processing and the like, and is widely used for processing woven bags, packaging fertilizers, cements, ores, vegetables and the like.

The utility model provides a plastic flat filament membrane deburring device, in order to solve the problem that the prior art raised in the background technology is solved, the device is comparatively simple when adjusting the knife rest, can adjust the distance between two knife rests fast, can improve the work efficiency when deburring BOPP granule drenching the membrane material, but above-mentioned membrane deburring device is when carrying out the deburring to the plastic film, on the one hand can not carry out effective recovery and quick unloading processing to the waste film after pruning, on the other hand can not make the plastic film fully tighten when pruning, then easily reduce the deburring precision and the deburring effect of plastic film, on the other hand, the utility model provides a plastic flat filament membrane deburring device.

Disclosure of Invention

The utility model aims to provide a plastic flat wire film trimming device, which solves the problems that the existing trimming device cannot effectively recycle and rapidly discharge a trimmed waste film on one hand and cannot sufficiently tighten the plastic film during trimming on the other hand, so that the trimming precision and the trimming effect of the plastic film are easily reduced by arranging a trimming table, a film winding assembly and a differential assembly.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a plastic flat wire film trimming device which comprises a mounting frame, wherein two symmetrically arranged trimming tables are connected to the inner wall of the mounting frame in a sliding manner, positioning lock buttons matched with the two trimming tables are connected to the inner threads of the mounting frame, knife edge components are arranged in the two trimming tables, differential components used for tightening a flat wire film are arranged between the opposite surfaces of the two trimming tables and at positions corresponding to the two sides of the knife edge components, film winding components used for winding a flat wire film waste film are arranged on the inner wall of the two trimming tables and at positions adjacent to the knife edge components, an air pump is arranged on the surface of the mounting frame, ports of the air pump are respectively communicated with the two film winding components in a rotating manner through a three-way pipe, and electromagnetic valves and air pressure probes are sequentially arranged at the communicating positions of the three-way pipe and the two film winding components.

Further, the knife edge component comprises two guide rods which are vertically arranged, a transmission screw rod which is vertically arranged and a knife holder, wherein the bottom ends of the guide rods are fixedly connected with the knife holder, the peripheral side surfaces of the guide rods are slidably connected with the mounting frame, the bottom ends of the transmission screw rod are rotationally connected with the knife holder, the peripheral side surfaces of the transmission screw rod are in threaded connection with the mounting frame, and the surface of the knife holder is fixedly provided with a cutter.

Further, a handle is fixedly arranged at the top end of the transmission screw rod, and the cross sections of the two guide rods are T-shaped.

Further, the differential assembly comprises a differential motor fixedly connected with the trimming tables, two telescopic clamping rollers which are symmetrically arranged and rotationally connected between the opposite surfaces of the two trimming tables, driven gears are fixedly arranged at the tail ends of the two telescopic clamping rollers, the two driven gears are meshed with each other, an output shaft end of the differential motor is fixedly connected with one telescopic clamping roller, and a clamping gap for clamping and conveying plastic flat wire films is formed between the opposite surfaces of the two telescopic clamping rollers.

Further, the telescopic clamp roller comprises a side roller a and a side roller b, the inner walls of the trimming tables are respectively connected with the side roller a and the side roller b in a rotating mode, a group of telescopic grooves distributed in a circumferential array are formed in the side roller a, guide bars which are in sliding fit with the telescopic grooves are fixedly arranged on the end faces of the side roller b and correspond to the positions of the telescopic grooves, and the shape of the outer walls of the guide bars is matched with the shape of the side roller a and the shape of the side roller b.

Further, the membrane winding assembly comprises a servo motor and a winding roller respectively, the peripheral side surface of the winding roller is rotationally connected with the trimming table, the output shaft end of the servo motor is in transmission connection with the winding roller, the tail end of the winding roller is rotationally communicated with the three-way pipe, a group of clamp bags distributed in a circumferential array are fixedly arranged on the peripheral side surface of the winding roller, a core winding cylinder for winding the flat filament membrane waste membrane is clamped on the peripheral side surface of the winding roller through the group of clamp bags, the core winding cylinder is of a hollow tubular structure with two open ends, and the winding roller is of a hollow tubular structure with the tail end open.

Furthermore, the side surfaces of the two trimming tables are fixedly provided with bottom support tables, and knife grooves matched with the cutting knives are fixedly formed in the bottom support tables.

The utility model has the following beneficial effects:

according to the utility model, through the arrangement of the trimming table, the film winding assembly and the differential assembly, the device can rapidly finish trimming operation of the plastic flat wire film, and during trimming operation, through the matching arrangement of the winding drum and the clamping bag, on one hand, effective recycling operation of the trimmed waste film can be finished, and on the other hand, through the rapid inflation and deflation type arrangement of the clamping bag, rapid blanking treatment can be carried out on coiled waste materials, and through the arrangement of the two differential assemblies, the plastic flat wire film can be sufficiently tensioned in the trimming process, and through the realization of the tensioning effect, the trimming precision and the trimming effect of the plastic film are effectively improved.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a plastic flat wire film trimming device;

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 4 is a schematic view of a partial enlarged structure at B in FIG. 3;

FIG. 5 is a schematic view of the structure of the guide rod and the drive screw;

fig. 6 is a schematic structural view of a cutter.

In the drawings, the list of components represented by the various numbers is as follows:

1. a mounting frame; 2. a trimming table; 3. positioning a lock knob; 4. an air pump; 5. an electromagnetic valve; 6. an air pressure probe; 7. a guide rod; 8. a transmission screw rod; 9. a tool apron; 10. a cutter; 11. a differential motor; 12. a telescopic clamping roller; 13. a driven gear; 14. a servo motor; 15. a roller; 16. a three-way pipe; 17. a clamp bag; 18. a bottom support platform.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the utility model discloses a plastic flat wire film trimming device, which comprises a mounting frame 1, wherein both side surfaces of the mounting frame 1 are provided with positioning connecting holes for positioning mounting parts to mount, and when in use, the mounting frame 1 is fixed on a designated processing platform of a plastic flat wire film through relevant positioning mounting parts;

the inner wall of the mounting frame 1 is slidably connected with two symmetrically arranged trimming tables 2, positioning lock buttons 3 matched with the two trimming tables 2 are connected with the inner threads of the mounting frame 1, two symmetrically arranged graduated scales are arranged on the top surface of the mounting frame 1, and the positions of the trimming tables 2 for trimming the film are effectively adjusted and limited through the arrangement of the positioning lock buttons 3;

knife edge components are arranged in the two trimming tables 2;

the knife edge component comprises two guide rods 7 which are vertically arranged, a transmission screw rod 8 which is vertically arranged and a knife holder 9, wherein the cross sections of the two guide rods 7 are T-shaped, and a handle is fixedly arranged at the top end of the transmission screw rod 8;

the bottom ends of the two guide rods 7 are fixedly connected with the cutter holder 9, the peripheral side surfaces of the two guide rods 7 are slidably connected with the mounting frame 1, the bottom end of the transmission screw rod 8 is rotationally connected with the cutter holder 9, the peripheral side surface of the transmission screw rod 8 is in threaded connection with the mounting frame 1, the cutter 10 is fixedly arranged on the surface of the cutter holder 9, and the arrangement height of the cutter 10 is effectively limited and adjusted through the arrangement of the transmission screw rod 8;

the side surfaces of the two trimming tables 2 are fixedly provided with bottom support tables 18, and knife grooves matched with the cutting knives 10 are fixedly formed in the bottom support tables 18.

Differential assemblies for tightening the flat wire film are arranged between the opposite surfaces of the two trimming tables 2 and at positions corresponding to the two sides of the knife edge assemblies;

the differential assembly comprises a differential motor 11 fixedly connected with the trimming tables 2, two telescopic clamping rollers 12 symmetrically arranged and rotationally connected between the opposite surfaces of the two trimming tables 2, driven gears 13 are fixedly arranged at the tail ends of the two telescopic clamping rollers 12, the two driven gears 13 are meshed with each other, the output shaft end of the differential motor 11 is fixedly connected with one telescopic clamping roller 12, and a clamping gap for clamping and conveying a plastic flat wire film is arranged between the opposite surfaces of the two telescopic clamping rollers 12;

when in work, the two telescopic clamping rollers 12 are in the same-speed reverse rotation state;

the telescopic clamping roller 12 comprises a side roller a and a side roller b respectively, the inner walls of the two trimming tables 2 are respectively connected with the side roller a and the side roller b in a rotating way, a group of telescopic grooves distributed in a circumferential array are formed in the side roller a, guide bars which are in sliding fit with the telescopic grooves are fixedly arranged on the end surfaces of the side roller b and correspond to the positions of the telescopic grooves, and the outer wall shapes of the guide bars are matched with the shapes of the side roller a and the side roller b;

the peripheral sides of the side roller a and the side roller b are wrapped with elastic pressing rings;

the clamping degree of the two telescopic clamping rollers 12 to the flat filament film is effectively ensured through the arrangement of the elastic clamping rings;

the inner walls of the two trimming tables 2 and the positions of the adjacent knife edge assemblies are provided with film winding assemblies for winding the flat wire film waste film;

the surface of the mounting frame 1 is provided with an air pump 4, the air pump 4 is a suction dual-purpose pump, the port of the air pump 4 is respectively communicated with the two film winding assemblies in a rotating way through a three-way pipe 16, the communication parts of the three-way pipe 16 and the two film winding assemblies are respectively provided with an electromagnetic valve 5 and an air pressure probe 6 in sequence, when the air pressure probe 6 is matched with a singlechip in use, the monitored data are fed back to the singlechip in real time by the air pressure probe 6, and the singlechip is used for controlling the working state of the electromagnetic valve 5 according to the data feedback of the air pressure probe 6;

the model of the singlechip is STM8S005K6T6C;

the model of the air pressure probe 6 is QMP6988;

the film winding assembly comprises a servo motor 14 and a roller 15 respectively, the peripheral side surface of the roller 15 is rotationally connected with the trimming table 2, the roller 15 is of a hollow tubular structure with an opening at the tail end, the output shaft end of the servo motor 14 is in transmission connection with the roller 15, a driven bevel gear is fixedly arranged on the peripheral side surface of the roller 15, and a driving bevel gear meshed with the driven bevel gear is fixedly arranged at the output shaft end of the servo motor 14;

the tail end of the roller 15 is rotationally communicated with the three-way pipe 16, a group of clamp bags 17 distributed in a circumferential array are fixedly arranged on the peripheral side surface of the roller 15, the clamp bags 17 are made of rubber, a core barrel for winding the flat wire film waste film is clamped on the peripheral side surface of the roller 15 through the group of clamp bags 17, the core barrel is of a hollow barrel-shaped structure with two open ends, and when the core barrel needs to be clamped, the air pump 4 inflates the inside of the clamp bags 17 until the monitoring value of the air pressure probe 6 reaches a set threshold value.

One specific application of this embodiment is: the device is mainly used for trimming plastic flat wire films, when the device is used, a mounting frame 1 is fixed on a designated processing platform, before the device works, the plastic flat wire films to be trimmed are clamped between opposite surfaces of two differential assemblies, the rotating speed of the differential assemblies at a feed port is lower than that of the differential assemblies at a discharge port, the plastic flat wire films to be trimmed are maintained to be set to be tight through setting the rotating speed difference of the two differential assemblies, meanwhile, before the device works, the positions of the two trimming tables 2 and the layout height of a cutter 10 are respectively adjusted according to the actual trimming requirement, an empty core winding drum is clamped at the outer side of a winding roller 15, so that the empty core winding drum can wind the flat wire film waste films, during the trimming operation, the two differential assemblies operate at the set rotating speed difference, a servo motor 14 moves at the same speed with the differential assemblies at a low rotating speed, after trimming is finished, an electromagnetic valve 5 is opened, and two groups of bags 17 are emptied through an air pump 4, so that the core winding drum with waste films can be rapidly discharged.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (7)

1. The utility model provides a plastics flat filament membrane deburring device, includes mounting bracket (1), its characterized in that, inner wall sliding connection of mounting bracket (1) has two symmetrical deburring platform (2) that set up, the inside threaded connection of mounting bracket (1) have with two deburring platform (2) complex location lock button (3), two the edge of a knife subassembly is all installed to the inside of deburring platform (2), two differential subassembly that is used for making flat filament membrane tighten is all installed to the position between the opposite surface of deburring platform (2) and corresponding edge of a knife subassembly both sides, two the membrane winding subassembly to flat filament membrane waste film winding is all installed to the position of the inner wall of deburring platform (2) and adjacent edge of a knife subassembly, the surface mounting of mounting bracket (1) has air pump (4), the port of air pump (4) is through three-way pipe (16) respectively with two membrane winding subassemblies rotation intercommunication, three-way pipe (16) all have set gradually solenoid valve (5) and air pressure probe (6) with the intercommunication department of two membrane winding subassemblies.

2. The plastic flat wire membrane trimming device according to claim 1, wherein the knife edge component comprises two guide rods (7) which are vertically arranged, a transmission screw rod (8) which is vertically arranged and a knife holder (9) respectively, the bottom ends of the two guide rods (7) are fixedly connected with the knife holder (9), the peripheral side surfaces of the two guide rods (7) are slidably connected with the mounting frame (1), the bottom ends of the transmission screw rods (8) are rotationally connected with the knife holder (9), the peripheral side surfaces of the transmission screw rods (8) are in threaded connection with the mounting frame (1), and a cutter (10) is fixedly arranged on the surface of the knife holder (9).

3. The plastic flat wire membrane trimming device according to claim 2, wherein a handle is fixedly arranged at the top end of the transmission screw rod (8), and the cross sections of the two guide rods (7) are both T-shaped.

4. The plastic flat wire film trimming device according to claim 1, wherein the differential assembly comprises a differential motor (11) fixedly connected with the trimming tables (2), two telescopic clamping rollers (12) symmetrically arranged and rotationally connected between opposite surfaces of the two trimming tables (2), driven gears (13) are fixedly arranged at tail ends of the two telescopic clamping rollers (12), the two driven gears (13) are meshed with each other, an output shaft end of the differential motor (11) is fixedly connected with one telescopic clamping roller (12), and a clamping gap for clamping the plastic flat wire film is formed between the opposite surfaces of the two telescopic clamping rollers (12).

5. The plastic flat filament membrane trimming device according to claim 4, wherein the telescopic clamping rollers (12) respectively comprise a side roller a and a side roller b, the inner walls of the two trimming tables (2) are respectively in rotary connection with the side roller a and the side roller b, a group of telescopic grooves distributed in a circumferential array are formed in the side roller a, guide bars which are in sliding fit with the telescopic grooves are fixedly arranged on the end face of the side roller b and correspond to the positions of the telescopic grooves, and the outer wall shapes of the guide bars are matched with the shapes of the side roller a and the side roller b.

6. The plastic flat wire film trimming device according to claim 1, wherein the film winding assembly comprises a servo motor (14) and a winding roller (15) respectively, the peripheral side surface of the winding roller (15) is rotationally connected with the trimming table (2), the output shaft end of the servo motor (14) is in transmission connection with the winding roller (15), the tail end of the winding roller (15) is rotationally communicated with a three-way pipe (16), a group of clamp bags (17) distributed in a circumferential array are fixedly arranged on the peripheral side surface of the winding roller (15), a winding core barrel for winding the flat wire film waste film is clamped on the peripheral side surface of the winding roller (15) through the group of clamp bags (17), the winding core barrel is of a hollow tubular structure with two open ends, and the winding roller (15) is of a hollow tubular structure with the tail end open.

7. The plastic flat wire film trimming device according to claim 2, wherein a bottom support table (18) is fixedly arranged on the side surfaces of the two trimming tables (2), and a knife slot matched with the cutting knife (10) is fixedly formed in the bottom support table (18).

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