CN111070554A - Forming device of plastic flowerpot - Google Patents

Abstract

The invention relates to the field of plastic molding, in particular to a molding device of a plastic flowerpot, which comprises a machine body, a placing cavity with a right opening and a rotating cavity communicated with the placing cavity, wherein the placing cavity is arranged in the machine body, a stacking frame used for stacking molded flowerpots is fixedly arranged on the bottom wall of the placing cavity, an upper module is arranged in the rotating cavity and can swing left and right, an outer mold cavity is arranged in the bottom wall of the upper module, an inner mold cavity is arranged at the bottom of the rotating cavity in a communicating manner, a sliding cavity is arranged in the bottom wall of the inner mold cavity, and an extrusion hole communicated with the inner mold cavity is formed in the top of the sliding cavity. Is more practical.

Description

Forming device of plastic flowerpot

Technical Field

The invention relates to the field of plastic molding, in particular to a molding device of a plastic flowerpot.

Background

A plurality of process steps are needed during the forming of the traditional flowerpot, the linkage between the steps is poor, the automation level is not high, the flowerpot production efficiency is low, punching holes are needed again after the forming of the traditional flowerpot, the flowerpot is very troublesome, the formed flowerpot cannot be automatically stacked, a large amount of space is occupied, and therefore the forming device for the plastic flowerpot is necessary to be arranged to improve the problems.

Disclosure of Invention

The invention aims to provide a forming device of a plastic flowerpot, which can overcome the defects in the prior art, so that the practicability of the device is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a forming device of a plastic flowerpot, which comprises a machine body, a placing cavity with a right opening and a rotating cavity communicated with the placing cavity, wherein the placing cavity is arranged in the machine body, a stacking frame used for stacking formed flowerpots is fixedly arranged on the bottom wall of the placing cavity, an upper module is arranged in the rotating cavity in a left-right swinging manner, an outer die cavity is arranged in the bottom wall of the upper module, the bottom of the rotating cavity is communicated with an inner die cavity, a sliding cavity is arranged in the bottom wall of the inner die cavity, an extrusion hole communicated with the inner die cavity is arranged at the top of the sliding cavity, a heating block capable of being arranged in a sliding manner is arranged in the sliding cavity, a heating groove with an upward opening is arranged in the heating block, a top pushing plate is arranged in the heating groove in a sliding manner, a top pushing plate is arranged between the top pushing, a threaded rod arranged in a pushing device arranged in the bottom wall of the sliding cavity penetrates through the sliding hole to be fixedly connected with the pushing plate, the first spring drives the heating block to move upwards when the pushing device drives the threaded rod to move upwards to push the pushing plate, when the heating block is abutted against the top wall of the sliding cavity, the threaded rod continues to move upwards to push the pushing plate so as to extrude the molten plastic in the heating groove into the inner cavity, when the heating block moves upwards, the upper module is driven to move downwards through a pulley device, at the moment, a mold cavity of a flowerpot is formed between the outer mold cavity and the inner mold cavity, so that the flowerpot is convenient to mold, a negative pressure device is arranged in the top wall of the outer mold cavity, the negative pressure device can adsorb the flowerpot into the outer mold cavity after the flowerpot is molded, at the moment, the upper module moves upwards to drive the flowerpot to move, and a feeding cavity is, the feeding cavity is communicated with a raw material groove fixedly arranged on the left end wall through a feeding hole, a feeding device is arranged in the feeding cavity, and plastic particles contained in the raw material groove can be quantitatively fed into the heating groove through a discharge hole formed in the feeding cavity and the sliding cavity in a communicated mode.

Furthermore, the pushing device comprises a first rotating shaft which is rotatably arranged on the bottom wall of the sliding cavity, the bottom end of the first rotating shaft is in power connection with a first motor which is fixedly arranged in the machine body, a threaded hole with an upward opening is formed in the top wall of the first rotating shaft, and the threaded rod is in threaded connection with the threaded hole.

Further, the pulley device comprises a pulley cavity arranged below the sliding cavity, fixed pulleys which are bilaterally symmetrical are rotatably arranged in the pulley cavity, and pull wires which pass through the left fixed pulley and the right fixed pulley are arranged between the heating block and a limiting block fixedly arranged on the right end wall of the upper module.

Further, the negative pressure device comprises a first sliding groove with a downward opening arranged in the top wall of the outer die cavity and second sliding grooves positioned on the left side and the right side of the first sliding groove, a gear cavity is communicated between the second sliding groove and the first sliding groove, a first gear is rotatably arranged in the gear cavity, a first rack meshed with the first gear is slidably arranged in the second sliding groove, a second spring is arranged between the first rack and the top wall of the second sliding groove, a circular cutting barrel is arranged in the first sliding groove in a sliding manner, second racks meshed with the first gear are symmetrically arranged in the left end wall and the right end wall of the circular cutting barrel, an air pump is fixedly arranged in the top wall of the first sliding groove, the first sliding groove is communicated with an output port of the air pump, and the second sliding groove is communicated with an air inlet of the air pump through the communicating pipe.

Further, the feeding device comprises an engagement cavity arranged in the top wall of the feeding cavity, a threaded feeding shaft is rotatably arranged between the engagement cavity and the feeding cavity, a second gear is fixedly arranged at the tail end of the threaded feeding shaft in the engagement cavity, a second rotating shaft is rotatably arranged in the top wall of the engagement cavity, a third gear engaged with the second gear is fixedly arranged at the tail end of the second rotating shaft in the engagement cavity, a belt cavity is arranged in the top wall of the rotation cavity, a third rotating shaft is rotatably arranged in the bottom wall of the belt cavity, the third rotating shaft is connected with the second rotating shaft through a ratchet wheel device, a first belt wheel is fixedly arranged at the tail end of the third rotating shaft in the belt cavity, a second motor is fixedly arranged in the top wall of the belt cavity, a second belt wheel is fixedly arranged on the outer surface of an output shaft of the second motor, and the second belt wheel is in transmission fit connection with the first belt wheel through a belt, the rotating cavity is rotatably provided with a hollow shaft fixedly connected with the output shaft of the second motor, the hollow shaft is internally provided with a guide chute which is communicated from left to right, and the limiting block is arranged in the guide chute in a sliding manner and is provided with a third spring between the limiting block and the bottom wall of the rotating cavity.

The invention has the beneficial effects that: the forming device for the plastic flowerpot provided by the invention can automatically realize the forming of the plastic flowerpot, has high automation degree and simple structure, can realize the process of stacking the plastic flowerpot from feeding to forming to discharging, is very convenient, and is more practical because the device automatically punches holes at the bottom of the formed plastic flowerpot and cuts off redundant plastic.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural diagram of the whole forming device of the plastic flowerpot.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is an enlarged schematic view of B in fig. 1.

Fig. 4 is a schematic view of the structure of C-C in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The molding device for the plastic flowerpot, which is described in conjunction with the attached drawings 1-4, comprises a body 10, a rightward opening placing cavity 25 arranged in the body 10 and a rotating cavity 37 communicated with the placing cavity 25, a stacking frame 26 fixedly arranged on the bottom wall of the placing cavity 25 and used for stacking the molded flowerpot, an upper module 38 arranged in the rotating cavity 37 and capable of swinging left and right, an outer die cavity 60 arranged in the bottom wall of the upper module 38, an inner die cavity 16 arranged in the bottom portion of the rotating cavity 37 and communicated with the bottom wall of the inner die cavity 16, a sliding cavity 17 arranged in the bottom wall of the inner die cavity 16, an extrusion hole 15 communicated with the inner die cavity 16 and arranged at the top of the sliding cavity 17, a heating block 18 arranged in a sliding manner, a heating groove 19 with an upward opening and arranged in the heating block 18, a top push plate 20 arranged in the heating groove 19 and slidable between the top push plate 20 and the bottom wall of the, the bottom of the heating groove 19 is provided with a sliding hole 22 which is through from top to bottom, a threaded rod 31 arranged in a pushing device 99 arranged in the bottom wall of the sliding cavity 17 penetrates through the sliding hole 22 and is fixedly connected with the pushing plate 20, when the pushing device 99 drives the threaded rod 31 to move upwards to push the pushing plate 20, the first spring 21 drives the heating block 18 to move upwards, when the heating block 18 is abutted to the top wall of the sliding cavity 17, the threaded rod 31 continues to move upwards to push the pushing plate 20, so that molten plastic in the heating groove 19 is extruded into the inner die cavity 16, when the heating block 18 moves upwards, the upper die block 38 is driven to move downwards through a pulley device 98, at the moment, a die cavity of a flowerpot is formed between the outer die cavity 60 and the inner die cavity 16, thereby facilitating the forming of the flowerpot, a negative pressure device 97 is arranged in the outer die cavity 60, the negative pressure device 97 can adsorb the flowerpot again after being formed and then is in the outer die, at this moment, the upper module 38 moves upwards to drive the flowerpot to move, a feeding cavity 32 is arranged in the left end wall of the machine body 10, the feeding cavity 32 is communicated with a raw material groove 36 fixedly arranged on the left end wall through a feeding hole 34, a feeding device 96 is arranged in the feeding cavity 32, and the feeding device 96 can quantitatively feed plastic particles contained in the raw material groove 36 into the heating groove 19 through the feeding cavity 32 and a discharge hole 35 communicated between the sliding cavities 17.

Advantageously, the pushing device 99 comprises a first rotating shaft 28 rotatably disposed in the bottom wall of the sliding cavity 17, the bottom end of the first rotating shaft 28 is in power connection with a first motor 27 fixedly disposed in the machine body 10, a threaded hole 30 with an upward opening is disposed in the top wall of the first rotating shaft 28, and the threaded rod 31 is in threaded connection with the threaded hole 30.

Advantageously, the pulley device 98 includes a pulley cavity 23 disposed below the sliding cavity 17, a fixed pulley 24 with bilateral symmetry is rotatably disposed in the pulley cavity 23, and a pull wire 14 passing around the two fixed pulleys 24 is disposed between the heating block 18 and the stop block 11 fixedly disposed on the right end wall of the upper module 38.

Advantageously, the negative pressure device 97 includes a first sliding groove 61 with a downward opening provided in the top wall of the outer mold cavity 60 and second sliding grooves 52 located on the left and right sides of the first sliding groove 61, a gear cavity 51 is provided between the second sliding groove 52 and the first sliding groove 61, a first gear 48 is rotatably provided in the gear cavity 51, a first rack 47 engaged with the first gear 48 is slidably provided in the second sliding groove 52, a second spring 53 is provided between the first rack 47 and the top wall of the second sliding groove 52, a circular cutting cylinder 49 is slidably provided in the first sliding groove 61, second racks 50 engaged with the first gear 48 are symmetrically provided in the left and right end walls of the circular cutting cylinder 49, a suction pump 45 is fixedly provided in the first sliding groove 61, and the first sliding groove 61 is communicated with an output port of the suction pump 45, the second sliding groove 52 is communicated with the air inlet of the air pump 45 through the communicating pipe 46.

Beneficially, the feeding device 96 includes an engaging cavity 58 disposed in a top wall of the feeding cavity 32, a threaded feeding shaft 33 is rotatably disposed between the engaging cavity 58 and the feeding cavity 32, a second gear 59 is fixedly disposed at a terminal of the threaded feeding shaft 33 in the engaging cavity 58, a second rotating shaft 56 is rotatably disposed in the top wall of the engaging cavity 58, a third gear 57 engaged with the second gear 59 is fixedly disposed at a terminal of the second rotating shaft 56 in the engaging cavity 58, a belt cavity 41 is disposed in the top wall of the rotating cavity 37, a third rotating shaft 39 is rotatably disposed in the bottom wall of the belt cavity 41, the third rotating shaft 39 is connected with the second rotating shaft 56 by a ratchet device 55, a first belt wheel 40 is fixedly disposed at a terminal of the third rotating shaft 39 in the belt cavity 41, and a second motor 44 is fixedly disposed in the top wall of the belt cavity 41, the outer surface of the output shaft of the second motor 44 is fixedly provided with a second belt wheel 43, the second belt wheel 43 is in transmission fit connection with the first belt wheel 40 through a belt 42, a hollow shaft 12 fixedly connected with the output shaft of the second motor 44 is rotatably arranged in the rotating cavity 37, a guide chute 62 which is through from left to right is arranged in the hollow shaft 12, and the limiting block 11 is slidably arranged in the guide chute 62 and is provided with a third spring 13 between the limiting block and the bottom wall of the rotating cavity 37.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

Sequence of mechanical actions of the whole device:

when the equipment of the invention is in operation, plastic particles are placed in the raw material tank 36, at this time, the plastic particles in the raw material tank 36 enter the feeding cavity 32 through the feeding hole 34, at this time, the second motor 44 is started to drive the second belt wheel 43 to rotate, so that the first belt wheel 40 is driven to rotate, so that the third rotating shaft 39 is driven to rotate, so that the third gear 57 is driven to rotate, so that the second gear 59 is driven to rotate, so that the threaded feeding shaft 33 is driven to rotate, so that the plastic particles in the feeding cavity 32 are fed into the heating tank 19 through the discharging hole 35, at this time, the second motor 44 is started to drive the upper module 38 to rotate reversely, at this time, the third rotating shaft 39 cannot drive the third gear 57 to rotate, at this time, the heating block 18 melts the plastic particles in the heating tank 19, and the first motor 27 is started to drive the first rotating shaft 28 to rotate, thereby driving the threaded rod 31 to move upwards, the threaded rod 31 moves upwards to push the top push plate 20, the top push plate 20 moves upwards to pull the heating block 18 to move upwards through the first spring 21, the heating block 18 moves upwards to drive the upper module 38 to move downwards through the pull wire 14, when the heating block 18 moves upwards to abut against the top wall of the sliding cavity 17, the upper module 38 moves downwards to abut against the bottom wall of the inner mold cavity 16, at this time, a mold cavity is formed between the outer mold cavity 60 and the inner mold cavity 16, at this time, the first motor 27 continues to drive the first rotating shaft 28 to rotate, at this time, the threaded rod 31 moves upwards to push the top push plate 20 to move upwards to extrude the plastic melted in the heating groove 19 into the mold cavity through the extrusion hole 15, after the communicating pipe is cooled and molded, the air suction pump 45 starts to suck air through the communicating pipe 46 and exhaust air through the first sliding groove 61, at this time, the circular cutting barrel 49 moves downwards to drive the first rack 47 to move upwards, at this time, the communication pipe 46 is communicated with the second sliding groove 52, at this time, the air pump 45 continues to pump air, the negative pressure in the gap between the outer mold cavity 60 and the molded flowerpot is reduced, at this time, the molded flowerpot is adsorbed and then enters the outer mold cavity 60, the air pump 45 continuously pumps air to drive the circular cutting barrel 49 to move downwards to cut the bottom of the flowerpot, so as to cut off the residual plastic in the extrusion hole 15, at this time, the first motor 27 rotates reversely to drive the heating block 18 to move downwards, so as to drive the upper module 38 to move upwards, so as to drive the molded flowerpot to move upwards, when the upper module 38 moves upwards to the top, the second motor 44 drives the hollow shaft 12 to rotate, so as to drive the upper module 38 to rotate to the upper stacking rack 26, at this time, the air pump 45 stops pumping air, the molded flowerpot falls onto the stacking frame 26, the second motor 44 drives the hollow shaft 12 to rotate, and the feeding device 96 feeds materials into the heating groove 19 again, so that the circular manufacturing molding of the flowerpot is realized.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a forming device of plastics flowerpot, includes the fuselage the opening that sets up in the fuselage right place the chamber and with place the rotation chamber of chamber intercommunication, its characterized in that: the flowerpot stacking device is characterized in that a stacking frame for stacking formed flowerpots is fixedly arranged on the bottom wall of the placing cavity, an upper module is arranged in the rotating cavity in a left-right swinging mode, an outer die cavity is arranged in the bottom wall of the upper module, an inner die cavity is arranged at the bottom of the rotating cavity in a communicating mode, a sliding cavity is arranged in the bottom wall of the inner die cavity, an extrusion hole communicated with the inner die cavity is formed in the top of the sliding cavity, a heating block arranged in a sliding mode is arranged in the sliding cavity, a heating groove with an upward opening is formed in the heating block, a pushing plate is arranged in the heating groove in a sliding mode, a pushing plate is arranged between the pushing plate and the bottom wall of the heating groove, a sliding hole penetrating up and down is formed in the bottom wall of the heating groove, a threaded rod arranged in a pushing device arranged in the bottom wall of the sliding cavity penetrates through the sliding hole and is, work as the heating piece with during the wall butt of sliding chamber, the threaded rod continues to shift up the top and pushes away the push pedal, thereby will molten plastics in the heating tank are crowded into in the centre form intracavity, when the heating piece shifts up, drive through pulley gear go up the module and move down, this moment outer die cavity with the die cavity that forms the flowerpot between the interior die cavity to make things convenient for the shaping of flowerpot, be provided with negative pressure device in the outer die cavity roof, negative pressure device adsorbs the flowerpot again after the flowerpot shaping again outer die cavity, at this moment it can drive the flowerpot and remove to go up the module, be provided with the material loading chamber in the terminal wall of fuselage left side, the fixed raw material groove that sets up on material loading chamber and the left side terminal wall passes through the feed port intercommunication, be provided with loading attachment in the material loading chamber, loading attachment can with the plastic granules that hold in the raw material inslot passes through the material loading chamber with the discharge gate ration that the intercommunication set up between the sliding chamber is .

2. The molding apparatus for plastic flowerpots of claim 1, wherein: the pushing device comprises a first rotating shaft which is rotatably arranged in the bottom wall of the sliding cavity, the bottom end of the first rotating shaft is in power connection with a first motor which is fixedly arranged in the machine body, a threaded hole with an upward opening is formed in the top wall of the first rotating shaft, and a threaded rod is in threaded connection with the threaded hole.

3. The molding apparatus for plastic flowerpots of claim 1, wherein: the pulley device comprises a pulley cavity arranged below the sliding cavity, fixed pulleys which are bilaterally symmetrical are rotatably arranged in the pulley cavity, and pull wires which bypass the left fixed pulleys and the right fixed pulleys are arranged between the heating block and a limiting block fixedly arranged on the end wall of the right side of the upper module.

4. The molding apparatus for plastic flowerpots of claim 1, wherein: the negative pressure device comprises a first sliding groove with a downward opening arranged in the top wall of the outer die cavity and second sliding grooves positioned on the left side and the right side of the first sliding groove, a gear cavity is communicated between the second sliding groove and the first sliding groove, a first gear is rotatably arranged in the gear cavity, a first rack meshed with the first gear is slidably arranged in the second sliding groove, a second spring is arranged between the first rack and the top wall of the second sliding groove, a circular cutting barrel is arranged in the first sliding groove in a sliding manner, second racks meshed with the first gear are symmetrically arranged in the left end wall and the right end wall of the circular cutting barrel, an air pump is fixedly arranged in the top wall of the first sliding groove, the first sliding groove is communicated with an output port of the air pump, and the second sliding groove is communicated with an air inlet of the air pump through the communicating pipe.

5. The molding apparatus for plastic flowerpots of claim 1, wherein: the feeding device comprises an engagement cavity arranged in the top wall of the feeding cavity, a threaded feeding shaft is rotatably arranged between the engagement cavity and the feeding cavity, a second gear is fixedly arranged at the tail end of the threaded feeding shaft in the engagement cavity, a second rotating shaft is rotatably arranged in the top wall of the engagement cavity, a third gear engaged with the second gear is fixedly arranged at the tail end of the second rotating shaft in the engagement cavity, a belt cavity is arranged in the top wall of the rotation cavity, a third rotating shaft is rotatably arranged in the bottom wall of the belt cavity, the third rotating shaft is connected with the second rotating shaft through a ratchet device, a first belt wheel is fixedly arranged at the tail end of the third rotating shaft in the belt cavity, a second motor is fixedly arranged in the top wall of the belt cavity, a second belt wheel is fixedly arranged on the outer surface of an output shaft of the second motor, and the second belt wheel is connected with the first belt wheel in a transmission fit manner through a belt, the rotating cavity is rotatably provided with a hollow shaft fixedly connected with the output shaft of the second motor, the hollow shaft is internally provided with a guide chute which is communicated from left to right, and the limiting block is arranged in the guide chute in a sliding manner and is provided with a third spring between the limiting block and the bottom wall of the rotating cavity.

Images