CN113858578A

CN113858578A - Plastic film production facility

Info

Publication number: CN113858578A
Application number: CN202111174857.1A
Authority: CN
Inventors: 周世偕; 谢文杰; 吴振成; 陈海疆
Original assignee: Xiamen Luyi Printing And Packaging Co ltd
Current assignee: Xiamen Xinluyi Material Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-12-31

Abstract

The present application discloses a plastic film production equipment, which includes a mixer and at least one extruder, the side wall of the mixer is provided with a discharge pipe, the lower end of the mixer is provided with a feeding hopper, the extruders are arranged at intervals and side by side, and the mixer Located on one side of the extruder arrangement direction, there are several slide rails extending to the side of each extruder under the mixer side. , The walking trolley is provided with a material box, and the material box passes right below the discharge pipe during the movement. The lower end of the mixer is provided with a lifting mechanism for adjusting the height of the mixer, and it also includes a set on the extruder for inhaling the raw materials and extruding. The negative pressure suction device in the machine is connected with the corresponding material box. The present application has the effects of realizing the direct connection between the mixer and the extruder, facilitating the conveying of the mixed raw materials to the extruder, and reducing labor intensity.

Description

Plastic film production facility

Technical Field

The application relates to the field of film material production, in particular to plastic film production equipment.

Background

At present, plastic film products such as packaging bags, preservative films and the like are seen everywhere in life, and in the production process of the plastic films, a plurality of plastic raw materials are mixed according to a certain proportion, then are stirred by a stirrer and finally are subjected to extrusion blow molding by a film blowing machine. The film blowing machine mainly comprises an extruder, a die head, a cooling device, a herringbone plate, a traction roller, a coiling device and the like.

To the correlation technique among the above-mentioned, after the stirring, need the manual work to connect the material through the bag from the discharge gate of mixer, then remove to near each inflation film manufacturing machine again, in then the manual work pours into the hopper of extruder into again, lead to intensity of labour great, and comparatively troublesome.

Disclosure of Invention

In order to directly dock of mixer and extruder, conveniently carry the raw materials after the stirring to the extruder on to alleviate intensity of labour, this application provides a plastic film production facility.

The application provides a plastic film production facility adopts following technical scheme:

the utility model provides a plastic film production facility, includes a mixer and an at least extruder, the lateral wall of mixer is provided with the discharging pipe, the lower extreme of mixer is provided with the magazine, each the extruder interval just sets up side by side, the mixer is located one side of extruder array orientation, mixer one side below is provided with a plurality of slide rails that extend to each extruder one side, the slide rail is radial setting with the discharging pipe under as the starting point, be provided with the walking dolly on the slide rail, be provided with the workbin on the walking dolly, the workbin is under the in-process discharging pipe of removal, the lower extreme of mixer is provided with the elevating system who is used for adjusting the mixer height, still including setting up the negative pressure that is used for on the extruder sucking the raw materials in the extruder and inhaling the glassware, the negative pressure is inhaled the glassware and is connected with the workbin that corresponds.

By adopting the technical scheme, various plastic raw materials are manually fed into the stirrer from the feeding hopper, after the plastic raw materials are stirred by the stirrer, the walking trolley is close to the extruder along the sliding rail, the material box is positioned right below the discharging pipe to receive the materials, then the walking trolley returns to the position close to the extruder, the plastic raw materials can be sucked into the extruder through the negative pressure material suction device, manual material pouring is not needed, and different extruders correspond to different material boxes and different tracks; when the material box receives materials, the stirrer can be lifted upwards through the lifting mechanism, so that the discharge pipe can be higher than the upper end opening of the material box, and plastic raw materials in the stirrer can fall into the material box through self weight; and when the material is poured into the feeding hopper manually, the stirrer is moved downwards through the lifting mechanism, so that the position of the feeding hopper is lowered, the material is conveniently fed, the stirrer is directly butted with the extruder, the stirred raw materials are conveniently conveyed to the extruder, and the labor intensity is reduced.

Preferably, elevating system includes base, vertical guide bar, the vertical screw rod that just rotates the setting on the base of setting on the base, sets up and be used for driving screw rod pivoted driving motor and setting up the backup pad in the bottom plate top on the base, the backup pad is worn to establish by the guide bar, screw rod and backup pad spiro union, the backup pad is adjusted along the direction of height of guide bar slides, the mixer sets up at the backup pad upper surface.

Through adopting above-mentioned technical scheme, when driving motor drove the screw rod and rotate, the backup pad alright slide from top to bottom along the direction of height of guide bar, and then adjust the distance between base and the backup pad, realize the altitude mixture control to the mixer.

Preferably, the walking dolly upper end is provided with the flat board, the bottom week side of workbin is provided with the brake universal wheel, it is connected with the deflector to rotate on one side of flat board, the axis of rotation of deflector is parallel with this limit of flat board, works as the deflector is at the rotation in-process, the deflector keeps away from one side of flat board and the laminating of holding surface, just the deflector laminating is at dull and stereotyped upper surface.

By adopting the technical scheme, the material box can be conveniently moved through the brake universal wheel, and the brake universal wheel can ensure the stability of the material box on the flat plate after braking; simultaneously, when the workbin need shifts down from the walking dolly, because have certain distance between dull and stereotyped and the holding surface, can rotate the deflector downwards, the deflector can play the effect that the direction was supported, makes things convenient for the workbin to slide down along the deflector from the walking dolly, rotates the deflector to the laminating at dull and stereotyped upper surface when not using simultaneously.

Preferably, the workbin includes shell and inner shell, and the raw materials is deposited in the inner shell, form the cavity between shell and the inner shell, be provided with the heating wire in the cavity.

Through adopting above-mentioned technical scheme, plastic materials adorns on the inner shell, through the cavity that forms between inner shell and the shell, sets up the heating wire in the cavity, can heat the workbin, can preheat plastic materials as required, also can play the condition of avoiding the raw materials humidity.

Preferably, the negative pressure material suction device comprises a negative pressure machine and a flexible pipe, the negative pressure machine is arranged on the extruder, one end of the flexible pipe is connected with the negative pressure machine, and the other end of the flexible pipe extends into the material box.

Through adopting above-mentioned technical scheme, the flexible pipe has better removal and deformability, inserts the workbin with the one end of flexible pipe, and the negative pressure machine can be through the form of negative pressure, takes out the plastics raw materials in the extruder through the flexible pipe from the workbin.

Preferably, the bottom of workbin is fixed with the locating piece, the cover is equipped with the embedded pipe on the locating piece, the upper end of embedded pipe equals or is higher than the upper end opening of workbin, the intercommunication can be dismantled with the embedded pipe upper end to the one end that negative pressure machine was kept away from to the flexible pipe.

By adopting the technical scheme, when the flexible pipe is inserted into the material box for sucking materials, the flexible pipe is not easy to be directly inserted into the bottom of the plastic raw material pile; the embedded pipe can be sleeved on the positioning block, the positioning block can position the embedded pipe, so that the embedded pipe is kept at a vertical position, and the embedded pipe is not easy to topple when a material box receives materials from a stirrer; and then the flexible pipe is directly communicated with the upper end of the embedded pipe, the embedded pipe is upwards lifted for a short distance, so that the embedded pipe and the bottom of the material box are spaced, plastic raw materials can be poured into the embedded pipe, and the flexible pipe and the bottom of the plastic raw material pile are conveniently communicated to suck the materials. Meanwhile, when the material box receives materials, the flexible pipe and the embedded pipe are detached.

Preferably, the inside of the lower end of the feed box is in a conical hopper shape, the cross-sectional area of the inside of the lower end of the feed box is gradually reduced, and the embedded pipe is located at the bottom of the feed box and close to the center of the embedded pipe.

Through adopting above-mentioned technical scheme, the inside cross section of lower extreme of workbin reduces gradually, inhales the glassware when taking away the plastic materials in the workbin gradually as the negative pressure, and the bottom of workbin can play and lead plastic materials and assemble to the position that is close to the buried pipe lower extreme in advance for plastic materials in the workbin can be taken away by abundant.

Preferably, the positioning block is a stand column, the stand column extends to a position close to an opening at the upper end of the material box, and the stand column is completely sleeved by the embedded pipe.

Through adopting above-mentioned technical scheme, the locating piece is the stand, and when pre-buried pipe box established on the stand, the stand can carry out stable spacing and support to pre-buried pipe.

Preferably, the end face of the opening at the lower end of the embedded pipe is provided with at least one cushion block, and the cushion blocks are arranged at intervals around the axis direction of the embedded pipe.

Through adopting above-mentioned technical scheme, through setting up the cushion, when the lower extreme overlap joint of pre-buried pipe is in the bottom of workbin for the lower extreme opening of pre-buried pipe and workbin bottom remain throughout and have certain clearance, guarantee that the raw materials can get into in the pre-buried pipe.

Preferably, the outer diameter of the embedded pipe is slightly larger than the inner diameter of the flexible pipe, one end, far away from the bottom of the material box, of the embedded pipe is inserted into the opening of the flexible pipe, and the outer wall of one end, close to the embedded pipe, of the flexible pipe is provided with a hoop.

Through adopting above-mentioned technical scheme, because the external diameter of embedded pipe slightly is greater than the internal diameter of flexible pipe, consequently can directly peg graft the embedded pipe in the opening of flexible pipe, realize that a grafting is fixed, the rethread staple bolt locks, realizes that the rapid and stable detachable of embedded pipe between and the flexible pipe is connected.

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

(1) the mixer is matched with the at least one extruder, the walking trolley, the negative pressure material suction device, the material box and the lifting mechanism correspondingly, so that the direct butt joint of the mixer and the extruder is realized, the mixed raw materials are conveniently conveyed to the extruder, and the labor intensity is reduced;

(2) through setting up between the intercommunication of dismantling between flexible pipe and the pre-buried pipe, locating piece and the pre-buried pipe cooperation, can make things convenient for the bottom of flexible pipe and plastic raw material pile to carry out quick intercommunication.

Drawings

FIG. 1 is a schematic view showing the construction of a plastic film production apparatus according to the present embodiment;

FIG. 2 is a schematic structural diagram of a material box and a walking trolley in the embodiment;

FIG. 3 is a schematic view showing the connection structure of the extruder and the hopper according to the embodiment;

FIG. 4 is a schematic structural view of a mixer according to the present embodiment;

FIG. 5 is a schematic structural diagram of another lifting mechanism of the present embodiment;

fig. 6 is a partial cross-sectional view a-a of fig. 3.

Reference numerals: 1. a blender; 2. an extruder; 3. a discharge pipe; 4. a feeding hopper; 5. a slide rail; 6. a walking trolley; 61. a flat plate; 7. a material box; 8. a negative pressure material suction device; 81. a negative pressure machine; 82. a flexible tube; 9. braking the universal wheel; 10. a lifting mechanism; 101. a base; 102. a guide bar; 103. a screw; 104. a drive motor; 105. a support plate; 11. an oil cylinder; 12. positioning blocks; 13. pre-burying a pipe; 14. cushion blocks; 15. hooping; 16. a housing; 17. an inner shell; 18. an electric heating wire; 19. a guide plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses plastic film production equipment. Referring to fig. 1, the plastic film production apparatus includes a stirrer 1 and at least one extruder 2, the extruders 2 are arranged side by side at intervals and linearly, and the stirrer 1 is located at one side of the arrangement direction of the extruders 2. The extruders 2 are part of a blow molding machine, i.e. each mixer 1 corresponds to at least one blow molding machine, in the present embodiment, the number of the extruders 2 is three. The side wall of the stirring machine 1 facing the extruder 2 is communicated with a downward inclined discharge pipe 3, a feeding hopper 4 is installed at a position of the stirring machine 1 close to the lower end, different types of plastic raw materials are manually mixed and poured into the feeding hopper 4, then the plastic raw materials are conveyed into the stirring machine 1 through a spiral conveying mechanism on the stirring machine 1, and finally the plastic raw materials are discharged from the discharge pipe 3.

Referring to fig. 1 and 2, three slide rails 5 extending to one side of the three extruders 2 are horizontally installed on a supporting surface of the mixer 1 facing the extruders 2, and the supporting surface is a mounting surface of the extruders 2. The slide rail 5 radially extends from the position right below the discharge pipe 3, the slide rail 5 is connected with a walking trolley 6 in a rolling way, a horizontal flat plate 61 is fixed at the upper end of the walking trolley 6, a material box 7 is placed on the flat plate 61, and the material box 7 is used for containing and receiving stirred plastic raw materials from the discharge pipe 3; the walking trolley 6 drives the material box 7 to move back and forth between the extruder 2 and the stirring machine 1, and the material box 7 passes through the discharging pipe 3 in the moving process.

Referring to fig. 2 and 3, a negative pressure suction device 8 for sucking plastic raw materials into the extruder 2 is installed on the extruder 2, and the negative pressure suction device 8 is connected to a corresponding hopper 7. The negative pressure material suction device 8 comprises a negative pressure machine 81 and a flexible pipe 82, the negative pressure machine 81 is arranged on a feed hopper of the extruder 2, one end of the flexible pipe 82 is connected with the negative pressure machine 81, the other end of the flexible pipe 82 is inserted into a plastic raw material pile in the material box 7, and the flexible pipe 82 is selected from a transparent flexible plastic pipe and is convenient to move and bend. The walking trolley 6 moves the material box 7 containing the plastic raw materials to a position close to the extruder 2, then the flexible pipe 82 is inserted into the plastic raw material pile, and the negative pressure machine 81 directly sucks the plastic raw materials into the extruder 2 through the flexible pipe 82 in a negative pressure mode.

The brake universal wheel 9 is installed on the bottom periphery of the material box 7, the flat plate 61 is rectangular, a guide plate 19 is rotatably connected to one side of the flat plate 61, and the rotation axis of the guide plate 19 is parallel to the side of the flat plate 61. When the guide plate 19 rotates downwards, one side of the guide plate 19 far away from the flat plate 61 can be attached to the supporting surface, at the moment, the upper surface of the flat plate 61 can be stably connected with the supporting surface through the guide plate 19, and due to the fact that the material box 7 has a certain weight, after the brake positioning of the brake universal wheels 9 is cancelled, the material box 7 can stably slide down from the flat plate 61 along the guide plate 19; when the guide plate 19 rotates upwards, the guide plate 19 can be attached to the upper surface of the flat plate 61 and cannot be in contact friction with the supporting surface, and normal walking of the walking trolley 6 is guaranteed.

Referring to fig. 3 and 4, since the positions of the feeding hopper 4 and the discharging pipe 3 on the mixer 1 are fixed and the upper opening of the material box 7 has a certain height, the lower end of the mixer 1 is provided with a lifting mechanism 10 for adjusting the height of the mixer 1; when the material box 7 receives the material, the stirrer 1 is lifted upwards, and the outlet of the discharge pipe 3 is higher than the upper end opening of the material box 7; when plastic raw materials are required to be poured into the feeding hopper 4, the stirring machine 1 can be lowered, so that the position of the feeding hopper 4 is lowered, manual feeding is facilitated, and labor intensity is reduced.

Wherein, elevating system 10 includes base 101, the vertical guide bar 102 of fixing on base 101, vertical and rotate the screw rod 103 that sets up on base 101, the setting is at base 101 on driving motor 104 and the backup pad 105 of setting in the bottom plate top, driving motor 104 is used for driving screw rod 103 and rotates, guide bar 102 interval is provided with two, support pad 105 is worn to establish by guide bar 102, backup pad 105 level sets up and is parallel with base 101, screw rod 103 and backup pad 105 spiro union, mixer 1 places in backup pad 105 upper surface. The screw 103 and the guide bar 102 have sufficient supporting strength for supporting the blender 1, and when the motor rotates the screw 103, the support plate 105 is slidably adjusted along the height direction of the guide bar 102 to realize height adjustment of the blender 1.

Referring to fig. 5, in other embodiments, the lifting mechanism 10 may be a vertically installed cylinder 11, and the support plate 105 and the blender 1 are directly driven to move up and down by the cylinder 11.

In addition, referring to fig. 3 and 6, the inside of the lower end of the feed box 7 is in a cone hopper shape, the cross-sectional area of the inside of the lower end of the feed box 7 is gradually reduced, a positioning block 12 is fixed at the bottom of the feed box 7 and at the center position close to the cone hopper part, a pre-embedded pipe 13 is sleeved on the positioning block 12, the upper end of the pre-embedded pipe 13 is equal to or higher than the upper end opening of the feed box 7, and one end, away from the negative pressure machine 81, of the flexible pipe 82 is detachably communicated with the upper end of the pre-embedded pipe 13. In this implementation, locating piece 12 is the stand of vertical setting, and the stand extends to and is close to 7 upper end open-ended positions of workbin, and pre-buried pipe 13 entangles the stand completely, and when workbin 7 connect plastics raw materials greatly, locating piece 12 can play and support spacing effect for the stable maintenance of pre-buried pipe 13 is in vertical state. Then, the end part of the flexible pipe 82 is communicated with the upper end of the pre-buried pipe 13, so that the flexible pipe 82 is communicated with the bottom of the plastic raw material pile, the pre-buried pipe 13 is lifted upwards for a certain distance during material suction, so that the lower end of the pre-buried pipe 13 is spaced from the bottom of the material box 7, and raw materials can enter the pre-buried pipe 13 and the flexible pipe 82.

In addition, at least one cushion block 14 is fixed on the lower end opening end surface of the embedded pipe 13, and the cushion blocks 14 are arranged around the axis direction of the embedded pipe 13 at intervals. When the lower end of the embedded pipe 13 is lapped at the bottom of the material box 7, the cushion block 14 can ensure that the lower end periphery of the embedded pipe 13 and the bottom of the material box 7 are provided with holes, and raw materials can directly enter the embedded pipe 13.

The outer diameter of the embedded pipe 13 is slightly larger than the inner diameter of the flexible pipe 82, one end, far away from the bottom of the material box 7, of the embedded pipe 13 is inserted into an opening of the flexible pipe 82, an anchor ear 15 is arranged on the outer wall of one end, close to the embedded pipe 13, of the flexible pipe 82, and the anchor ear 15 can clamp the flexible pipe 82 and the embedded pipe 13 tightly; when the material box 7 needs to go to the mixer 1 for receiving materials, the embedded pipe 13 is separated from the flexible pipe 82.

Meanwhile, the material box 7 comprises an outer shell 16 and an inner shell 17, plastic raw materials are stored in the inner shell 17, a cavity is formed between the outer shell 16 and the inner shell 17, heating wires 18 are installed in the cavity, the heating wires 18 can preheat the plastic raw materials in the material box 7, and the occurrence of moisture in the plastic raw materials is reduced.

The implementation principle of the plastic film production equipment provided by the embodiment of the application is as follows: the supporting plate 105 and the stirrer 1 are descended through the lifting mechanism 10, so that the feeding hopper 4 is at a lower position, and different plastic raw materials can be conveniently poured into the feeding hopper 4 manually; then stirring is carried out, the stirrer 1 is lifted upwards through the lifting mechanism 10, the position of the outlet at the lower end of the discharge pipe 3 is higher than the opening at the upper end of the material box 7, and then the walking trolley 6 drives the material box 7 to move to the lower end of the discharge pipe 3 for material receiving. And finally, the walking trolley 6 moves the material box 7 to a position close to the extruder 2 along the slide rail 5, then the flexible pipe 82 is sleeved at the upper end of the pre-buried pipe 13 and is clamped tightly by the hoop 15, so that the flexible pipe 82 is communicated with the bottom of the plastic raw material pile, and then the plastic raw material is sucked into the extruder 2 through the negative pressure material suction device 8. Different workbins 7 can correspond different extruders 2, and different workbins 7 can connect the plastics raw materials of different proportions greatly, realize mixer 1 and extruder 2's direct butt joint, conveniently carry the raw materials after the stirring to extruder 2 on to alleviate intensity of labour's effect.

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. A plastic film production device comprises a stirrer (1) and at least one extruder (2), wherein a discharge pipe (3) is arranged on the side wall of the stirrer (1), a feeding hopper (4) is arranged at the lower end of the stirrer (1), and the plastic film production device is characterized in that the extruders (2) are arranged side by side at intervals, the stirrer (1) is positioned on one side of the arrangement direction of the extruders (2), a plurality of slide rails (5) extending to one side of each extruder (2) are arranged below one side of the stirrer (1), the slide rails (5) are radially arranged by taking the position under the material pipe as a starting point, a walking trolley (6) is arranged on the slide rails (5), a material box (7) is arranged on the walking trolley (6), the material box (7) passes through the discharge pipe (3) in the moving process, a lifting mechanism (10) for adjusting the height of the stirrer (1) is arranged at the lower end of the stirrer (1), the extruder is characterized by further comprising a negative pressure material suction device (8) arranged on the extruder (2) and used for sucking raw materials into the extruder (2), wherein the negative pressure material suction device (8) is connected with a corresponding material box (7).

2. The plastic film production equipment according to claim 1, wherein the lifting mechanism (10) comprises a base (101), a guide rod (102) vertically arranged on the base (101), a screw (103) vertically and rotatably arranged on the base (101), a driving motor (104) arranged on the base (101) and used for driving the screw (103) to rotate, and a support plate (105) arranged above the bottom plate, the guide rod (102) penetrates through the support plate (105), the screw (103) is in threaded connection with the support plate (105), the support plate (105) is slidably adjusted along the height direction of the guide rod (102), and the stirring machine (1) is arranged on the upper surface of the support plate (105).

3. The plastic film production equipment according to claim 1, wherein a flat plate (61) is arranged at the upper end of the walking trolley (6), a brake universal wheel (9) is arranged on the periphery of the bottom of the material box (7), a guide plate (19) is rotatably connected to one side of the flat plate (61), the rotation axis of the guide plate (19) is parallel to the side of the flat plate (61), when the guide plate (19) rotates, one side of the guide plate (19) far away from the flat plate (61) is attached to a supporting surface, and the guide plate (19) is attached to the upper surface of the flat plate (61).

4. The plastic film production apparatus according to claim 1, wherein the magazine (7) comprises an outer casing (16) and an inner casing (17), the raw material being stored in the inner casing (17), a cavity being formed between the outer casing (16) and the inner casing (17), the cavity being provided with heating wires (18).

5. The plastic film production apparatus according to claim 1, wherein the negative pressure suction device (8) comprises a negative pressure machine (81) and a flexible tube (82), the negative pressure machine (81) is arranged on the extruder (2), one end of the flexible tube (82) is connected with the negative pressure machine (81), and the other end of the flexible tube extends into the material box (7).

6. The plastic film production equipment according to claim 1, wherein a positioning block (12) is fixed at the bottom of the material box (7), a pre-buried pipe (13) is sleeved on the positioning block (12), the upper end of the pre-buried pipe (13) is equal to or higher than the upper end opening of the material box (7), and one end, away from the negative pressure machine (81), of the flexible pipe (82) is detachably communicated with the upper end of the pre-buried pipe (13).

7. The plastic film production apparatus according to claim 6, wherein the inside of the lower end of the bin (7) is cone-shaped and gradually reduced in cross-sectional area, and the pre-buried pipe (13) is located at the bottom of the bin (7) and near the center.

8. The plastic film production apparatus according to claim 6, wherein the positioning block (12) is a column extending to a position close to the upper end opening of the magazine (7), the pre-buried pipe (13) completely surrounding the column.

9. The plastic film production apparatus as claimed in claim 6, wherein the lower open end face of the embedded pipe (13) is provided with at least one spacer (14), and the spacers (14) are spaced around the embedded pipe (13) in the axial direction.

10. The plastic film production equipment as claimed in claim 6, wherein the outer diameter of the embedded pipe (13) is slightly larger than the inner diameter of the flexible pipe (82), one end of the embedded pipe (13) far away from the bottom of the material box (7) is inserted into the opening of the flexible pipe (82), and the outer wall of one end of the flexible pipe (82) near the embedded pipe (13) is provided with a hoop (15).