CN210758657U

CN210758657U - Main side feeding device is used in plastic film preparation

Info

Publication number: CN210758657U
Application number: CN201921769120.2U
Authority: CN
Inventors: 林永增
Original assignee: Jinjiang Zhaoan Technology Co ltd
Current assignee: Jinjiang Zhaoan Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-06-16
Anticipated expiration: 2029-10-21

Abstract

The utility model relates to a main side feeding device is used in plastic film preparation, including the reation kettle that has the inner chamber setting, be located the reation kettle top and communicate in the feeder hopper of reation kettle inner chamber, be located the reation kettle top and communicate in the auxiliary agent storage hopper of reation kettle inner chamber, the feeder hopper is provided with the pay-off subassembly that is used for carrying plastic granules, the pay-off subassembly is including being fixed in feeder hopper and extraction opening and communicate in the vacuum pump of feeder hopper inner chamber and communicating in the defeated material hose of vacuum pump, the auxiliary agent storage hopper is equipped with the control structure who communicates in the guide opening of auxiliary agent storage hopper and reation kettle inner chamber, opens and close baffle and control baffle with guide opening activity confined, has and can add the auxiliary agent under the circumstances of not stopping mechanical work, improves work efficiency's advantage.

Description

Main side feeding device is used in plastic film preparation

Technical Field

The utility model relates to a feed technical field especially relates to a main side feeding device is used in plastic film preparation.

Background

Plastic film manufacturing refers to the manufacture of packaging films for agricultural mulching, industrial, commercial and consumer use. The method comprises the following steps: industrial film: blown films, calendered films, stretched films, cast films, and the like; agricultural greenhouse films, mulching films and the like; and packaging films (including medicinal packaging composite films, food packaging composite films and the like).

The plastic particles are commonly known as plastic particles and are used as raw materials for manufacturing and producing plastic films. Plastics are a kind of high molecular material, and can be used to prepare ethylene, propylene, vinyl chloride, styrene, etc. by using petroleum as raw material, and the molecules of these substances can react with each other under a certain condition to produce compounds with very large molecular weight, i.e. high molecules. In the production of plastic films, plastic particles are firstly conveyed to a dryer for drying and dehumidification, and then are loaded through a vacuum suction machine.

The defects of the prior art are that various plastic additives are required to be added in the preparation process of the plastic film, before the plastic additives are added, the additives can be added after mechanical work is stopped, and in addition, the vacuum suction machine is communicated with the outside air in the process of adding the additives, so that the pressure inside the vacuum suction machine is unbalanced, great loss is easily caused, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a main side feeding device is used in plastic film preparation has and to add the auxiliary agent under the condition of not stopping mechanical work, improves work efficiency's advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a main side feeding device for plastic film preparation, is including the reation kettle that has the inner chamber setting, be located the reation kettle top and communicate in the feeder hopper of reation kettle inner chamber, be located the reation kettle top and communicate in the auxiliary agent storage hopper of reation kettle inner chamber, the feeder hopper is provided with the pay-off subassembly that is used for carrying plastic granules, the pay-off subassembly is including being fixed in feeder hopper and extraction opening and communicate in the vacuum pump of feeder hopper inner chamber and communicating in the defeated material hose of vacuum pump, the auxiliary agent storage hopper is equipped with and communicates in the guide opening of auxiliary agent storage hopper and reation kettle inner chamber, with the control structure that guide opening activity confined baffle and control flap opened and close.

Through adopting above-mentioned technical scheme, the vacuum pump is taken away the gas of reation kettle inner chamber through the feeder hopper, the reation kettle inner chamber forms negative pressure region, under atmospheric pressure effect, plastic granules falls into the reation kettle inner chamber in getting into the feeder hopper by defeated material hose, when needing to add the auxiliary agent, open the guide opening through control mechanism control baffle, the auxiliary agent of storage in the auxiliary agent storage hopper is by getting into reation kettle inner chamber and plastic granules mixing reaction from the guide opening, after the interpolation is accomplished, control mechanism control baffle seals the guide opening, effectively prevent to lead to gaseous and the external environment intercommunication of reation kettle inner chamber because of adding the auxiliary agent, guarantee the negative pressure environment of reation kettle inner chamber, and the work effect is improved.

The utility model discloses further set up to: the utility model discloses a material guide device, including baffle, guide port, auxiliary agent storage hopper, baffle, connecting block and one end, the baffle is provided with a plurality ofly and around the central axis equipartition of guide port, and the one end of baffle articulates in the inner wall of auxiliary agent storage hopper, and control mechanism includes that vertical setting just rotates the rotation lead screw of connecting in auxiliary agent storage hopper, threaded connection articulate in the connecting block of rotation lead screw and one end and articulate in the head rod of baffle and drive rotation lead screw pivoted drive assembly in connecting block and other end, and under the guide port closed condition, the free end of baffle is located the below of guide port.

Through adopting above-mentioned technical scheme, the one end of baffle is articulated fixed with the auxiliary agent storage hopper, the connecting block is realized fixedly through first connecting rod and baffle, on the one hand, drive assembly drives and rotates the lead screw rotation, realize that the connecting block slides from top to bottom along the axis direction of rotating the lead screw, thereby realize the baffle to the open and close control of guide opening, on the other hand, the connecting block lasts to sliding downwards, the opening size between the control baffle, thereby the flow size of control auxiliary agent, the situation of use of auxiliary agent under the suitable different operating modes.

The utility model discloses further set up to: the driving assembly comprises a rotating hand wheel and an adjusting rod, wherein the rotating hand wheel is located outside the auxiliary storage hopper and is coaxially and fixedly connected to the rotating screw rod, and the adjusting rod is arranged on the rotating hand wheel in a protruding mode.

Through adopting above-mentioned technical scheme, set up the regulation pole and make things convenient for the staff to adjust the lead screw that rotates, the lead screw is rotated to the forward, and the connecting block slides downwards, realizes opening of guide mouth, and the lead screw is rotated in the antiport, and the connecting block upwards slides, realizes closing of guide mouth.

The utility model discloses further set up to: the adjusting rod is sleeved with a soft cushion.

Through adopting above-mentioned technical scheme, effectively prevent that the staff from being scratched when rotating the regulation pole.

The utility model discloses further set up to: the lateral wall of auxiliary agent storage hopper is equipped with along vertical extension and around a plurality of spouts of the axis equipartition of auxiliary agent storage hopper, slide and connect in the sliding block of spout, be located the sliding block top and fixed connection in the fixed block of auxiliary agent storage hopper inner wall, one end articulates in the sliding block and the other end articulates the second connecting rod in the baffle, be fixed with the extension spring who places the spout in between sliding block and the fixed block, the pin joint of second connecting rod and baffle is located one side that the baffle free end was kept away from to the head rod and baffle pin joint.

Through adopting above-mentioned technical scheme, the connecting block slides downwards and realizes the downward expansion of baffle, realizes auxiliary agent storage hopper and reation kettle's intercommunication, and when the sliding block lasted to slide down to a certain distance, extension spring reachd tensile limit, rotates and adjusts the pole and need bigger power, on the one hand, sends the early warning, reminds the staff to be close to and rotates the limit, and on the other hand effectively prevents that the connecting block from taking place to break away from with rotating the lead screw.

The utility model discloses further set up to: the upper end face of the auxiliary agent storage hopper is provided with an auxiliary agent discharge port for feeding the auxiliary agent and a cover plate for sealing the auxiliary agent discharge port.

Through adopting above-mentioned technical scheme, be convenient for add the replenishment to the auxiliary agent of auxiliary agent storage hopper, guarantee the normal clear of work.

The utility model discloses further set up to: the one end of apron articulates in the auxiliary agent storage hopper, the outer wall fixedly connected with shifting block and two articulated pieces of auxiliary agent storage hopper, the one end of shifting block articulates between two articulated pieces through the articulated shaft, be equipped with the torsional spring of one end fixed connection in the shifting block on the articulated shaft, other end fixed connection is in the articulated shaft, the other end integrated into one piece of shifting block has a card handle, the free end fixedly connected with of apron and card handle matched with barb, through the barb with block of card handle with break away from the opening and close that realizes the apron.

By adopting the technical scheme, when the cover plate is closed, the barb abuts against the clamping handle to enable the shifting block to rotate towards the auxiliary storage hopper side, meanwhile, the torsion spring deforms to generate resilience force, and when the barb is separated from the abutting clamping handle, the barb is firmly clamped on the shifting block by the clamping handle under the influence of the resilience force of the torsion spring; when opening the apron, promote the shifting block and rotate towards the auxiliary agent storage hopper, the time card handle breaks away from with the barb, can accomplish opening of apron, makes things convenient for opening and close and the leakproofness of apron good, effectively guarantees the negative pressure environment of reation kettle inner chamber under the condition of opening the guide mouth.

The utility model discloses further set up to: the reation kettle is provided with (mixing) shaft, fixed connection that transversely wear to locate the reation kettle lateral wall and drives (mixing) shaft pivoted driving motor in the stirring leaf of (mixing) shaft, the stirring leaf is provided with a plurality ofly and follows the axis direction equipartition of (mixing) shaft, the blade of stirring leaf is located the horizontal direction slope and sets up, adjacent stirring leaf is opposite at the inclination of horizontal direction on the (mixing) shaft, driving motor fixed connection is in reation kettle's lateral wall.

By adopting the technical scheme, the stirring shaft is arranged to stir the plastic particles and the auxiliary agent, so that the mixture is fully mixed, the reaction rate is improved, the stirring blades are provided with a plurality of centrifugal stirring acting forces for enhancing the centrifugal stirring acting force on the mixture in the reaction kettle, the uniform stirring of the material in the kettle body is ensured, the inclined arrangement of the stirring blades is used for increasing the contact area between the blade surfaces of the stirring blades and the material, and the pushing and stirring effect of the stirring blades on the material is further improved; the inclination directions of the stirring blades on the adjacent stirring shafts are opposite, so that the shearing force generated by the stirring blades on the kettle body to the mixture when the stirring shafts rotate is improved, and the stirring effect of the stirrer is further improved.

To sum up, the utility model discloses following beneficial effect has:

1. the vacuum pump is taken away the gas of reation kettle inner chamber through the feeder hopper, the reation kettle inner chamber forms the negative pressure region, under atmospheric pressure effect, plastic granules falls into the reation kettle inner chamber in getting into the feeder hopper by defeated material hose, when needing to add the auxiliary agent, open the guide mouth through control mechanism control baffle, the auxiliary agent of storing in the auxiliary agent storage hopper is by getting into the reation kettle inner chamber from the guide mouth and mixing reaction with plastic granules, add the completion back, control mechanism control baffle seals the guide mouth, effectively prevent to lead to reation kettle inner chamber gas and external environment intercommunication because of adding the auxiliary agent, guarantee the negative pressure environment of reation kettle inner chamber, and work effect is improved.

2. The one end and the articulated fixed of auxiliary agent storage hopper of baffle, the connecting block is realized fixedly through first connecting rod and baffle, on the one hand, drive assembly drives and rotates the lead screw rotation, realizes that the connecting block slides from top to bottom along the axis direction of rotating the lead screw, thereby realize that the baffle is to the start-stop control of guide mouth, on the other hand, the connecting block lasts and slides downwards, the opening size between the control baffle, thereby the flow size of control auxiliary agent, the situation of use of auxiliary agent under the suitable different operating modes.

3. Set up fixed connection in the extension spring between fixed block and the sliding block, the connecting block slides downwards and realizes the downward expansion of baffle, realizes auxiliary agent storage hopper and reation kettle's intercommunication, and when the sliding block lasted to slide downwards to a certain distance, extension spring reachd tensile limit, rotates and adjusts the pole and need bigger power, on the one hand, sends the early warning, reminds the staff to be close to and rotates the limit, and on the other hand effectively prevents that the connecting block from taking place to break away from with rotating the lead screw.

Drawings

FIG. 1 is a schematic view showing the internal structure of a main-side feeding device for plastic film production according to an embodiment;

FIG. 2 is a schematic view of the internal structure of an additive storage hopper of an embodiment;

fig. 3 is an enlarged partial schematic view at a of fig. 2.

In the figure, 1, a reaction kettle; 11. a feed inlet; 12. a stirring shaft; 13. stirring blades; 14. a drive motor; 15. a discharge port; 16. a discharge pipe; 17. controlling the switch valve; 2. a support frame; 3. a feed hopper; 4. an auxiliary agent storage hopper; 41. a discharging port; 42. a cover plate; 421. a barb; 43. shifting blocks; 431. a hinged block; 432. hinging a shaft; 433. a torsion spring; 434. a clamping handle; 44. A material guide port; 45. a partition plate; 46. a chute; 47. a slider; 48. a fixed block; 49. an extension spring; 40. a second connecting rod; 5. a feeding assembly; 51. a vacuum pump; 52. a delivery hose; 6. a control mechanism; 61. rotating the lead screw; 62. connecting blocks; 63. a first connecting rod; 64. a drive assembly; 641. adjusting a hand wheel; 642. and adjusting the rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a main side feeding device for preparing plastic films is shown in figure 1 and comprises a reaction kettle 1 with an inner cavity, a support frame 2 fixedly connected to the reaction kettle 1 and located below the reaction kettle 1, a feed hopper 3 located above the reaction kettle 1 and communicated with the inner cavity of the reaction kettle 1, and an additive storage hopper 4 located above the reaction kettle 1 and communicated with the inner cavity of the reaction kettle 1.

The upper end face of the reaction kettle 1 is provided with a feed inlet 11 which enables the inner cavity of the reaction kettle 1 and the inner cavity of the feed hopper 3 to be communicated with each other, and the reaction kettle 1 is provided with a stirring shaft 12 transversely penetrating through the side wall of the reaction kettle 1, a stirring blade 13 fixedly connected to the stirring shaft 12 and a driving motor 14 driving the stirring shaft 12 to rotate. Stirring leaf 13 is provided with a plurality ofly and along the axis direction equipartition of (mixing) shaft 12, and the blade of stirring leaf 13 is located the horizontal direction slope and sets up, and the inclination of adjacent stirring leaf 13 on (mixing) shaft 12 in the horizontal direction is opposite, and driving motor 14 fixed connection is in reation kettle 1's lateral wall. The lower end surface of the reaction kettle 1 is provided with a discharge hole 15, a discharge pipe 16 communicated with the discharge hole 15 and a control switch valve 17 for controlling the discharge hole 15 to be communicated with a closed state.

The feed hopper 3 is provided with a feeding component 5 for conveying plastic particles, and the feeding component 5 comprises a vacuum pump 51 and a conveying hose 52, wherein the vacuum pump 51 is fixed on the upper end surface of the feed hopper 3, an air suction opening of the vacuum pump is communicated with an inner cavity of the feed hopper 3, and the conveying hose 52 is communicated with the vacuum pump 51.

As shown in fig. 1 and 3, an additive discharge port 41 for discharging the additive and a cover plate 42 for closing the additive discharge port 41 are provided on the upper end surface of the additive storage hopper 4. One end of the cover plate 42 is hinged to the auxiliary storage hopper 4, the outer wall of the auxiliary storage hopper 4 is fixedly connected with a shifting block 43 and two hinged blocks 431, one end of the shifting block 43 is hinged between the two hinged blocks 431 through a hinged shaft 432, one end of the hinged shaft 432 is provided with a torsional spring 433, the other end of the hinged shaft 432 is fixedly connected to the shifting block 43, the other end of the shifting block 43 is integrally formed with a clamping handle 434, the free end of the cover plate 42 is fixedly connected with a barb 421 matched with the clamping handle 434, and the cover plate 42 is clamped and separated through the barb 421 and the clamping handle 434 to open and close.

As shown in fig. 1 and fig. 2, the auxiliary storage hopper 4 is provided with a material guide port 44 communicating with the auxiliary storage hopper 4 and the inner cavity of the reaction kettle 1, a partition plate 45 movably closing the material guide port 44, and a control structure controlling the opening and closing of the partition plate 45. The material guide port 44 and the additive storage hopper 4 are both circularly arranged, and the central axis of the material guide port 44 is superposed with the central axis of the additive storage hopper 4. The baffle 45 is provided with four and around the central axis equipartition of guide port 44, and the one end of baffle 45 articulates in the bottom inside wall of auxiliary agent storage hopper 4. The control mechanism 6 comprises a rotating lead screw 61 vertically arranged and rotatably connected to the auxiliary agent storage hopper 4, a connecting block 62 in threaded connection with the rotating lead screw 61, a first connecting rod 63 with one end hinged to the connecting block 62 and the other end hinged to the partition plate 45, and a driving assembly 64 driving the rotating lead screw to rotate. The driving assembly 64 comprises a rotating hand wheel which is positioned outside the auxiliary agent storage hopper 4 and is coaxially and fixedly connected to the rotating screw rod, and an adjusting rod 642 which is arranged on the rotating hand wheel in a protruding manner, wherein a soft cushion is sleeved on the adjusting rod 642. In a state where the material guide port 44 is closed, the free end of the partition plate 45 is located below the material guide port 44.

The lateral wall of auxiliary agent storage hopper 4 is equipped with along vertical extension and around a plurality of spouts 46 of auxiliary agent storage hopper 4's axis equipartition, slide and connect in spout 46's sliding block 47, be located sliding block 47 top and fixed connection in the fixed block 48 of auxiliary agent storage hopper 4 inner wall, one end articulates in sliding block 47 and the other end articulates in the second connecting rod 40 of baffle 45, be fixed with between sliding block 47 and the fixed block 48 and place in spout 46's extension spring 49 in, the pin joint of second connecting rod 40 and baffle 45 is located one side that baffle 45 free end was kept away from to the head rod 63 and baffle 45 pin joint.

The working principle is as follows:

the vacuum pump 51 pumps away the gas in the inner cavity of the reaction kettle 1 through the feed hopper 3, the inner cavity of the reaction kettle 1 forms a negative pressure area, under the action of air pressure, plastic particles enter the feed hopper 3 through the material conveying hose 52 and fall into the inner cavity of the reaction kettle 1, when an auxiliary agent needs to be added, the screw rod is rotated in the forward direction, the connecting block 62 slides downwards, the partition plate 45 is forced to rotate downwards in the direction away from the auxiliary agent storage hopper 4, and the opening of the material guide port 44 is realized; the lead screw 61 is rotated in the reverse rotation, and connecting block 62 upwards slides, forces baffle 45 upwards to rotate towards being close to auxiliary agent storage hopper 4, realizes closing of guide port 44, effectively prevents to lead to gaseous and external environment intercommunication in reation kettle 1 inner chamber because of adding the auxiliary agent, guarantees the negative pressure environment of reation kettle 1 inner chamber, improves working effect.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws within the scope of the present invention.

Claims

1. A main side feeding device for plastic film preparation is characterized in that: including reation kettle (1) that has the inner chamber setting, be located reation kettle (1) top and communicate in feeder hopper (3) of reation kettle (1) inner chamber, be located reation kettle (1) top and communicate in auxiliary agent storage hopper (4) of reation kettle (1) inner chamber, feeder hopper (3) are provided with feeding component (5) that are used for carrying plastic granules, feeding component (5) communicate in vacuum pump (51) of feeder hopper (3) inner chamber and communicate in defeated material hose (52) of vacuum pump (51) including being fixed in feeder hopper (3) and extraction opening, auxiliary agent storage hopper (4) are equipped with and communicate in guide opening (44) of auxiliary agent storage hopper (4) and reation kettle (1) inner chamber, with guide opening (44) activity confined baffle (45) and the control structure that control baffle (45) were opened and close.

2. The main-side feeding device for plastic film preparation as set forth in claim 1, wherein: guide opening (44), auxiliary agent storage hopper (4) are circular setting, the central axis of guide opening (44) coincides with the central axis of auxiliary agent storage hopper (4), baffle (45) are provided with a plurality ofly and around the central axis equipartition of guide opening (44), and the one end of baffle (45) articulates in the inner wall of auxiliary agent storage hopper (4), and control mechanism (6) including vertical setting and rotate connect in rotation lead screw (61) of auxiliary agent storage hopper (4), threaded connection articulate in connecting block (62) and the one end of rotation lead screw (61) and articulate in connecting block (62) and the other end and articulate in head rod (63) of baffle (45) and drive rotation lead screw pivoted drive assembly (64), under guide opening (44) closed condition, the free end of baffle (45) is located the below of guide opening (44).

3. The main-side feeding device for plastic film preparation as set forth in claim 2, wherein: the driving assembly (64) comprises a rotating hand wheel which is positioned outside the auxiliary agent storage hopper (4) and is coaxially and fixedly connected to the rotating screw rod, and an adjusting rod (642) which is arranged on the rotating hand wheel in a protruding mode.

4. The main-side feeding device for plastic film preparation as set forth in claim 3, wherein: the adjusting rod (642) is sleeved with a soft cushion.

5. The main-side feeding device for plastic film preparation as set forth in claim 3, wherein: the lateral wall of auxiliary agent storage hopper (4) is equipped with along vertical extension and around a plurality of spout (46) of the axis equipartition of auxiliary agent storage hopper (4), slide and connect in sliding block (47) of spout (46), be located fixed block (48) of sliding block (47) top and fixed connection in auxiliary agent storage hopper (4) inner wall, one end articulate in second connecting rod (40) that sliding block (47) and the other end articulate in baffle (45), be fixed with between sliding block (47) and fixed block (48) and place extension spring (49) of spout (46) in, second connecting rod (40) and the pin joint of baffle (45) are located one side that baffle (45) free end portion were kept away from to head rod (63) and baffle (45) pin joint.

6. The main-side feeding device for plastic film preparation as set forth in claim 4 or 5, wherein: the upper end surface of the auxiliary agent storage hopper (4) is provided with an auxiliary agent discharge hole (41) for feeding the auxiliary agent and a cover plate (42) for sealing the auxiliary agent discharge hole (41).

7. The main-side feeding device for plastic film preparation as set forth in claim 6, wherein: the one end of apron (42) articulates in auxiliary agent storage hopper (4), the outer wall fixedly connected with shifting block (43) and two articulated blocks (431) of auxiliary agent storage hopper (4), the one end of shifting block (43) passes through articulated shaft (432) and articulates between two articulated blocks (431), be equipped with torsional spring (433) of one end fixed connection in shifting block (43) on articulated shaft (432), other end fixed connection in articulated shaft (432), the other end integrated into one piece of shifting block (43) has a card handle (434), the free end fixedly connected with of apron (42) and card handle (434) matched with barb (421), block and the breaking away from of realization apron (42) through barb (421) and card handle (434) open and close.

8. The main-side feeding device for plastic film preparation as set forth in claim 7, wherein: reation kettle (1) is provided with (mixing) shaft (12), fixed connection that transversely wear to locate reation kettle (1) lateral wall and drives (mixing) shaft (12) pivoted driving motor (14) in stirring leaf (13) of (mixing) shaft (12), stirring leaf (13) are provided with a plurality ofly and follow the axis direction equipartition of (mixing) shaft (12), the blade of stirring leaf (13) is located the horizontal direction slope and sets up, adjacent stirring leaf (13) is opposite at the inclination of horizontal direction on (mixing) shaft (12), driving motor (14) fixed connection in the lateral wall of reation kettle (1).