CN113829665B - Hemming device for environment-friendly plastic paper cup forming machine - Google Patents

Hemming device for environment-friendly plastic paper cup forming machine Download PDF

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Publication number
CN113829665B
CN113829665B CN202111191534.3A CN202111191534A CN113829665B CN 113829665 B CN113829665 B CN 113829665B CN 202111191534 A CN202111191534 A CN 202111191534A CN 113829665 B CN113829665 B CN 113829665B
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CN
China
Prior art keywords
fixedly connected
movable
arc
paper cup
extrusion
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CN202111191534.3A
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Chinese (zh)
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CN113829665A (en
Inventor
赵沱
曾业群
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Guangzhou Rongxin Packaging Products Co ltd
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Guangzhou Rongxin Packaging Products Co ltd
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Priority to CN202111191534.3A priority Critical patent/CN113829665B/en
Publication of CN113829665A publication Critical patent/CN113829665A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/60Uniting opposed surfaces or edges; Taping
    • B31B50/64Uniting opposed surfaces or edges; Taping by applying heat or pressure, e.g. by welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/006Controlling; Regulating; Measuring; Improving safety
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/74Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2105/00Rigid or semi-rigid containers made by assembling separate sheets, blanks or webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2110/00Shape of rigid or semi-rigid containers
    • B31B2110/10Shape of rigid or semi-rigid containers having a cross section of varying size or shape, e.g. conical or pyramidal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31BMAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2110/00Shape of rigid or semi-rigid containers
    • B31B2110/20Shape of rigid or semi-rigid containers having a curved cross section, e.g. circular

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  • Making Paper Articles (AREA)

Abstract

The invention discloses a hemming device for an environment-friendly plastic paper cup forming machine, which comprises: the upper surface of the fixing seat is fixedly connected with three slide ways, three cavities are formed in the fixing seat, and extrusion sleeves are arranged in the three cavities; the support seat is fixedly connected with three hemming dies on the side wall of the support seat, the three hemming dies are respectively positioned right above the three extrusion sleeves, the end parts of the hemming dies are fixedly connected with connecting shafts, and a hot melting arc piece is arranged above the hemming dies; the transmission assembly is assembled on the fixing seat and is in transmission connection with the three extrusion sleeves and the three hot melting arc-shaped sheets. The beneficial effects of the invention are as follows: can curl three body papers simultaneously, and can set up more slides and other structures according to actual need's condition, and then can curl more body papers simultaneously, can freely adjust the extrusion cover of work and the quantity of hot melt arc piece according to the use needs.

Description

Hemming device for environment-friendly plastic paper cup forming machine
Technical Field
The invention relates to a plastic paper cup forming machine, in particular to a hemming device for an environment-friendly plastic paper cup forming machine, and belongs to the technical field of paper cup manufacturing.
Background
Paper cup is a paper container made by mechanical processing and bonding of base paper (white paper board) made of chemical wood pulp, and has a cup-shaped appearance. Paper cups for frozen foods are waxed and can hold ice cream, jam, butter, etc. Paper cups for hot drinks are coated with plastic, can resist temperatures above 90 ℃ and can even contain boiled water. The paper cup is characterized by safety, sanitation, light weight and convenience. Can be used in public places, restaurants and dining rooms, and is a disposable article.
In the process of processing and forming paper cups, the process steps comprise a plurality of important steps, in the process of curling, a curling device is needed, but the existing curling device can only singly curl one base paper, even if the curling speed is high, the need is difficult to meet when the construction period is short, so that the curling device for the environment-friendly plastic paper cup forming machine is provided.
Disclosure of Invention
The invention aims to solve the problems and provide the curling device for the environment-friendly plastic paper cup forming machine, which can curl single or multiple base papers at the same time according to the use requirement, thereby greatly increasing the processing rate.
The invention realizes the aim through the following technical scheme, and the hemming device for the environment-friendly plastic paper cup forming machine comprises:
the upper surface of the fixing seat is fixedly connected with three slide ways, the three slide ways are provided with vertical through special-shaped grooves, three cavities are formed in the fixing seat and are respectively communicated with the two special-shaped grooves, extrusion sleeves are arranged in the three cavities, the upper surface of the slide way is fixedly connected with two first positioning blocks, and two sides of the slide way are fixedly connected with second positioning blocks;
the support seat is fixedly connected to the upper surface of the fixed seat, a through groove is formed in the bottom of the support seat, the slide rail penetrates through the through groove and extends towards two sides, three crimping dies are fixedly connected to the side wall of the support seat and are respectively positioned right above the three extrusion sleeves, a connecting shaft is fixedly connected to the end part of each crimping die, and a hot-melt arc sheet is arranged above each crimping die;
the transmission assembly is assembled on the fixing seat and is in transmission connection with the three extrusion sleeves and the three hot melting arc-shaped sheets.
Preferably, the transmission assembly comprises two cylinders, the two cylinders are respectively and fixedly connected to the front surface and the back surface of the fixing seat, a first extending shaft is assembled at the bottom end of each cylinder, a movable strip is fixedly connected between the bottom ends of the two first extending shafts, the lower surfaces of the three extrusion sleeves are fixedly connected with movable rods, and the bottom ends of the movable rods penetrate through the bottom wall of the fixing seat and extend downwards.
Preferably, the movable bar is provided with three jacks which are vertically communicated, the bottom ends of the movable bars respectively penetrate through the three jacks, the lower surface of the movable bar is fixedly connected with three fixed blocks, threaded pins are arranged between the fixed blocks and the movable bars and are fixedly connected with the movable bars through the threaded pins, and the top of the air cylinder is fixedly connected with a second extending shaft.
Preferably, the top of the second protruding shaft is fixedly connected with a limiting rod, a limiting strip is fixedly connected between the top ends of the two limiting rods, and the upper surfaces of the three hot melting arc-shaped sheets are fixedly connected with positioning rods.
Preferably, the side of the limiting bar is provided with an arc-shaped groove, the arc-shaped groove is attached to the outer surface of the positioning bar, the positioning bar is fixedly connected with the limiting bar through a bolt, and the outer surface of the other side of the positioning bar is fixedly connected with a reset bar.
Preferably, a sliding groove is formed in the side wall of the supporting seat, a sliding block is connected to the inner wall of the sliding groove in a sliding mode, and the side wall of the sliding block is fixedly connected with the end portion of the reset bar.
Preferably, a reset spring is arranged in the sliding groove, and two ends of the reset spring are fixedly connected with the lower surface of the sliding block and the inner bottom wall of the sliding groove respectively.
The beneficial effects of the invention are as follows:
1. the first extending shafts of the two cylinders shrink inwards through the transmission assembly, so that the movable strips are driven to move upwards, the three movable rods are driven to move upwards, the extrusion sleeve is further driven to move upwards and pass through the special-shaped groove, the extruded base paper moves towards the crimping die until the base paper is tightly extruded between the crimping die and the extrusion sleeve, and the base paper is wrapped on the crimping die at the moment;
then the second extending shaft of the air cylinder is contracted inwards, the two limiting rods are pulled to move downwards, the limiting rods are enabled to move downwards, the hot-melting arc-shaped sheets are pushed to move downwards through the positioning rods until the hot-melting arc-shaped sheets are attached to the base paper wrapped on the hemming die, and the base paper is connected in a hot-melting mode under the action of higher heat of the hot-melting arc-shaped sheets, so that hemming of the paper cup is completed;
can carry out the turn-up to three body papers simultaneously, and can set up more slides and other structures according to actual need's condition, and then can carry out the turn-up to more body papers simultaneously.
2. The screw pin is taken down, no longer fixed between fixed block and the movable rod this moment, when the during operation, the movable strip reciprocates, can not drive the movable rod and remove, can not drive the extrusion cover on this movable rod top and remove, can be according to the quantity of the extrusion cover of use needs free adjustment work, after taking down the bolt between locating lever and the spacing, make no longer fixed connection between locating lever and the spacing, when the during operation, the spacing reciprocates, make the arc wall of spacing slide for the locating lever surface, can not drive the locating lever and remove, and the locating lever also can not remove at will under reset bar, slider and reset spring's effect, limit the position, the quantity of the hot melt arc piece of same can be according to the free adjustment work of use needs.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic side view of a portion of the structure of the present invention;
FIG. 5 is an enlarged schematic view of a portion of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of the structure of the hot melt arc-shaped sheet, the positioning rod and the supporting seat according to the present invention.
In the figure: 1. a fixing seat; 101. a slideway; 102. a special-shaped groove; 103. extruding the sleeve; 2. a support base; 201. a through groove; 202. hemming die; 203. a connecting shaft; 204. a hot melt arc sheet; 205. a first positioning block; 206. a second positioning block; 3. a cylinder; 301. a first extension shaft; 302. a movable bar; 303. a moving rod; 304. a fixed block; 305. a threaded pin; 4. a second extension shaft; 401. a limit rod; 402. a limit bar; 403. a positioning rod; 404. a reset bar; 405. a chute; 406. and a return spring.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
the embodiment of the invention discloses a hemming device for an environment-friendly plastic paper cup forming machine,
as shown in fig. 1-3, comprises:
the device comprises a fixed seat 1, wherein three slide ways 101 are fixedly connected to the upper surface of the fixed seat 1, three slide ways 101 are provided with vertical through special-shaped grooves 102, three cavities are formed in the fixed seat 1 and are respectively communicated with two special-shaped grooves 102, extrusion sleeves 103 are arranged in the three cavities, two first positioning blocks 205 are fixedly connected to the upper surface of the slide ways 101, and second positioning blocks 206 are fixedly connected to two sides of the slide ways 101;
the support seat 2 is fixedly connected to the upper surface of the fixed seat 1, a through groove 201 is formed in the bottom of the support seat 2, the slide way 101 penetrates through the through groove 201 and extends towards two sides, three hemming dies 202 are fixedly connected to the side wall of the support seat 2, the three hemming dies 202 are respectively positioned right above the three extrusion sleeves 103, the end parts of the hemming dies 202 are fixedly connected with a connecting shaft 203, and a hot-melt arc piece 204 is arranged above the hemming dies 202;
the transmission assembly is assembled on the fixed seat 1 and is in transmission connection with the three extrusion sleeves 103 and the three hot melt arc-shaped sheets 204;
the first extension shafts 301 of the two cylinders 3 are contracted inwards through the transmission assembly, so that the movable bars 302 are driven to move upwards, the three movable bars 303 are driven to move upwards, the extrusion sleeve 103 is further driven to move upwards, the extrusion base paper passes through the special-shaped groove 102 and moves towards the crimping die 202 until the base paper is tightly extruded between the crimping die 202 and the extrusion sleeve 103, and the base paper is wrapped on the crimping die 202;
then the second extension shaft 4 of the air cylinder 3 is contracted inwards, the two limiting rods 401 are pulled to move downwards, the limiting strips 402 are further driven to move downwards by the positioning rods 403, the hot-melt arc-shaped sheets 204 are further pushed to move downwards until the hot-melt arc-shaped sheets are attached to the base paper wrapped on the hemming die 202, and the base paper is connected in a hot-melt mode under the action of higher heat of the hot-melt arc-shaped sheets 204, so that hemming of the paper cup is completed;
can curl three body papers simultaneously, and can set up more slide 101 and other structures according to actual need's condition, and then can curl more body papers simultaneously.
According to fig. 2, the transmission assembly comprises two cylinders 3, the two cylinders 3 are respectively and fixedly connected to the front and the back of the fixed seat 1, a first extension shaft 301 is assembled at the bottom end of each cylinder 3, a movable bar 302 is fixedly connected between the bottom ends of the two first extension shafts 301, movable rods 303 are fixedly connected to the lower surfaces of the three extrusion sleeves 103, and the bottom ends of the movable rods 303 penetrate through the bottom wall of the fixed seat 1 and extend downwards.
According to fig. 4-5, the movable bar 302 is provided with three through holes, the bottom ends of the three movable bars 303 respectively penetrate through the three through holes, the lower surface of the movable bar 302 is fixedly connected with three fixed blocks 304, threaded pins 305 are arranged between the fixed blocks 304 and the movable bars 303, the movable bars are fixedly connected with the movable bars through the threaded pins 305, and the top of the air cylinder 3 is fixedly connected with the second extension shaft 4.
According to fig. 4 and 6, the top end of the second protruding shaft 4 is fixedly connected with a limiting rod 401, a limiting bar 402 is fixedly connected between the top ends of the two limiting rods 401, and the upper surfaces of the three hot melt arc-shaped sheets 204 are fixedly connected with a positioning rod 403.
According to the illustration of fig. 6, the arc-shaped groove is offered to the side of spacing 402, the arc-shaped groove is laminated mutually with the surface of locating lever 403, and locating lever 403 passes through bolt and spacing 402 fixed connection, the opposite side surface fixedly connected with of locating lever 403 resets strip 404, the spout 405 has been offered on the lateral wall of supporting seat 2, sliding connection has the slider on the inner wall of spout 405, and the lateral wall of slider and the tip fixed connection of resetting strip 404, the inside of spout 405 is provided with reset spring 406, and reset spring 406's both ends respectively with the lower surface of slider and the interior bottom fixed connection of spout 405.
Working principle: in the use process, under the action of external equipment, raw paper (which is cut into a proper shape, is generally in a sector shape and is curled to form a cone shape) is pushed to the upper part of the special-shaped groove 102 on the slideway 101 through the through groove 201, and the raw paper is propped against the two first positioning blocks 205 and the two second positioning blocks 206, so that the positioning effect is achieved;
at this time, the first extension shafts 301 of the two cylinders 3 are contracted inwards, so that the movable bars 302 are driven to move upwards, and the three movable bars 303 are driven to move upwards, so that the extrusion sleeve 103 moves upwards and passes through the special-shaped groove 102, and the extruded base paper moves towards the crimping die 202 until the base paper is tightly extruded between the crimping die 202 and the extrusion sleeve 103, and the base paper is wrapped on the crimping die 202;
then the second extension shaft 4 of the air cylinder 3 is contracted inwards, the two limiting rods 401 are pulled to move downwards, the limiting strips 402 are further driven to move downwards by the positioning rods 403, the hot-melt arc-shaped sheets 204 are further pushed to move downwards until the hot-melt arc-shaped sheets are attached to the base paper wrapped on the hemming die 202, and the base paper is connected in a hot-melt mode under the action of higher heat of the hot-melt arc-shaped sheets 204, so that hemming of the paper cup is completed;
after the curling is finished, the first extension shaft 301 of the air cylinder 3 extends outwards, the movable bar 302 is pulled to move downwards, so that the three movable bars 303 are pulled to move downwards, the extrusion sleeve 103 is further made to move downwards until returning to the cavity, the second extension shaft 4 of the air cylinder 3 extends outwards, the two limit bars 401 are pushed to move upwards, the limit bars 402 are made to move upwards, the hot melting arc piece 204 is pushed to move upwards through the locating bars 403 to be separated from the paper cup, then the paper cup is moved out of the curling die 202 under the action of external equipment, and the paper cup is sleeved on the connecting shaft 203 to slide away, so that the curling of the next paper cup can be carried out.
For a person skilled in the art, through the transmission assembly provided, the first extension shafts 301 of the two cylinders 3 are contracted inwards, so that the movable strips 302 are driven to move upwards, and the three movable rods 303 are driven to move upwards, so that the extrusion sleeve 103 moves upwards and passes through the special-shaped groove 102, the extruded base paper moves towards the crimping die 202 until the base paper is tightly extruded between the crimping die 202 and the extrusion sleeve 103, and the base paper is wrapped on the crimping die 202;
then the second extension shaft 4 of the air cylinder 3 is contracted inwards, the two limiting rods 401 are pulled to move downwards, the limiting strips 402 are further driven to move downwards by the positioning rods 403, the hot-melt arc-shaped sheets 204 are further pushed to move downwards until the hot-melt arc-shaped sheets are attached to the base paper wrapped on the hemming die 202, and the base paper is connected in a hot-melt mode under the action of higher heat of the hot-melt arc-shaped sheets 204, so that hemming of the paper cup is completed;
can curl three body papers simultaneously, and can set up more slide 101 and other structures according to actual need's condition, and then can curl more body papers simultaneously.
Embodiment two:
the embodiment of the invention discloses a hemming device for an environment-friendly plastic paper cup forming machine,
as shown in fig. 1-3, comprises:
the device comprises a fixed seat 1, wherein three slide ways 101 are fixedly connected to the upper surface of the fixed seat 1, three slide ways 101 are provided with vertical through special-shaped grooves 102, three cavities are formed in the fixed seat 1 and are respectively communicated with two special-shaped grooves 102, extrusion sleeves 103 are arranged in the three cavities, two first positioning blocks 205 are fixedly connected to the upper surface of the slide ways 101, and second positioning blocks 206 are fixedly connected to two sides of the slide ways 101;
the support seat 2 is fixedly connected to the upper surface of the fixed seat 1, a through groove 201 is formed in the bottom of the support seat 2, the slide way 101 penetrates through the through groove 201 and extends towards two sides, three hemming dies 202 are fixedly connected to the side wall of the support seat 2, the three hemming dies 202 are respectively positioned right above the three extrusion sleeves 103, the end parts of the hemming dies 202 are fixedly connected with a connecting shaft 203, and a hot-melt arc piece 204 is arranged above the hemming dies 202;
the transmission assembly is assembled on the fixed seat 1 and is in transmission connection with the three extrusion sleeves 103 and the three hot melt arc-shaped sheets 204;
the threaded pin 305 is taken down, at this time, the fixed block 304 and the moving rod 303 are not fixed any more, when in operation, the moving rod 302 is not driven to move up and down, that is, the extrusion sleeve 103 at the top end of the moving rod 303 is not driven to move, the number of the extrusion sleeves 103 which are in operation can be freely adjusted according to the use requirement, after the bolts between the positioning rod 403 and the limiting rod 402 are taken down, the positioning rod 403 and the limiting rod 402 are not fixedly connected any more, when in operation, the limiting rod 402 moves up and down, the arc-shaped groove of the limiting rod 402 slides relative to the outer surface of the positioning rod 403, the positioning rod 403 is not driven to move, and the positioning rod 403 is not driven to move at will under the action of the reset rod 404, the sliding block and the reset spring 406, the position is limited, and the number of the hot-melt arc-shaped pieces 204 which are in operation can be freely adjusted according to the use requirement.
According to fig. 4-5, the movable bar 302 is provided with three through holes, the bottom ends of the three movable bars 303 respectively penetrate through the three through holes, the lower surface of the movable bar 302 is fixedly connected with three fixed blocks 304, threaded pins 305 are arranged between the fixed blocks 304 and the movable bars 303, the movable bars are fixedly connected with the movable bars through the threaded pins 305, and the top of the air cylinder 3 is fixedly connected with the second extension shaft 4.
According to fig. 4 and 6, the top end of the second protruding shaft 4 is fixedly connected with a limiting rod 401, a limiting bar 402 is fixedly connected between the top ends of the two limiting rods 401, and the upper surfaces of the three hot melt arc-shaped sheets 204 are fixedly connected with a positioning rod 403.
According to the illustration of fig. 6, the arc-shaped groove is offered to the side of spacing 402, the arc-shaped groove is laminated mutually with the surface of locating lever 403, and locating lever 403 passes through bolt and spacing 402 fixed connection, the opposite side surface fixedly connected with of locating lever 403 resets strip 404, the spout 405 has been offered on the lateral wall of supporting seat 2, sliding connection has the slider on the inner wall of spout 405, and the lateral wall of slider and the tip fixed connection of resetting strip 404, the inside of spout 405 is provided with reset spring 406, and reset spring 406's both ends respectively with the lower surface of slider and the interior bottom fixed connection of spout 405.
Working principle: in the use process, when a plurality of base papers do not need to be curled at the same time, the threaded pin 305 inserted between the fixed block 304 and the movable rod 303 is opened, the threaded pin 305 is taken down, at the moment, the fixed block 304 and the movable rod 303 are not fixed any more, and when in operation, the movable bar 302 moves up and down, the movable rod 303 is not driven to move, namely the extrusion sleeve 103 at the top end of the movable rod 303 is not driven to move, so that the number of the working extrusion sleeves 103 can be freely adjusted according to the use requirement;
and after the bolt between the locating bar 403 and the locating bar 402 is taken down, the locating bar 403 and the locating bar 402 are not fixedly connected, when the device works, the locating bar 402 moves up and down, the arc-shaped groove of the locating bar 402 slides relative to the outer surface of the locating bar 403, the locating bar 403 is not driven to move, the locating bar 403 does not move at will under the action of the reset bar 404, the sliding block and the reset spring 406, the positions are limited, and the number of the hot-melt arc-shaped pieces 204 can be freely adjusted according to the use requirement.
For a person skilled in the art, the threaded pin 305 is removed, at this time, the fixed block 304 and the moving rod 303 are not fixed any more, when working, the moving rod 303 is not driven to move up and down, that is, the extrusion sleeve 103 at the top end of the moving rod 303 is not driven to move, after the bolts between the positioning rod 403 and the limiting rod 402 are removed according to the number of extrusion sleeves 103 which are required to be freely adjusted to work, the positioning rod 403 and the limiting rod 402 are not fixedly connected any more, when working, the limiting rod 402 moves up and down, so that the arc-shaped groove of the limiting rod 402 slides relative to the outer surface of the positioning rod 403, the positioning rod 403 is not driven to move, and the positioning rod 403 is not driven to move at will under the action of the reset rod 404, the sliding block and the reset spring 406, so that the position is limited, and the number of the hot-melt arc-shaped pieces 204 which can be freely adjusted to work can be also required to be used.
To sum up: in the use process, firstly, according to the requirement of the processing rate, a threaded pin 305 inserted between a fixed block 304 and a movable rod 303 is opened, the threaded pin 305 is removed, at the moment, the fixed block 304 and the movable rod 303 are not fixed any more, when in work, a movable bar 302 moves up and down, the movable rod 303 is not driven to move, namely, the extrusion sleeve 103 at the top end of the movable rod 303 is not driven to move, and the number of the working extrusion sleeves 103 is freely adjusted;
after the bolts between the positioning rod 403 and the limiting strip 402 are removed, the positioning rod 403 and the limiting strip 402 are not fixedly connected, when the device works, the limiting strip 402 moves up and down, so that the arc-shaped groove of the limiting strip 402 slides relative to the outer surface of the positioning rod 403, the positioning rod 403 is not driven to move, the positioning rod 403 does not move at will under the action of the reset strip 404, the sliding block and the reset spring 406, and the number of hot-melt arc-shaped pieces 204 for freely adjusting the positions is limited;
then under the action of external equipment, the base paper (which is cut into a proper shape, is generally in a sector shape and is curled to be conical) is pushed to the upper part of the special-shaped groove 102 through the through groove 201 on the slideway 101, and the base paper is propped against the two first positioning blocks 205 and the two second positioning blocks 206, so that the positioning effect is achieved;
at this time, the first extension shafts 301 of the two cylinders 3 are contracted inwards, so that the movable bars 302 are driven to move upwards, and the three movable bars 303 are driven to move upwards, so that the extrusion sleeve 103 moves upwards and passes through the special-shaped groove 102, and the extruded base paper moves towards the crimping die 202 until the base paper is tightly extruded between the crimping die 202 and the extrusion sleeve 103, and the base paper is wrapped on the crimping die 202;
then the second extension shaft 4 of the air cylinder 3 is contracted inwards, the two limiting rods 401 are pulled to move downwards, the limiting strips 402 are further driven to move downwards by the positioning rods 403, the hot-melt arc-shaped sheets 204 are further pushed to move downwards until the hot-melt arc-shaped sheets are attached to the base paper wrapped on the hemming die 202, and the base paper is connected in a hot-melt mode under the action of higher heat of the hot-melt arc-shaped sheets 204, so that hemming of the paper cup is completed;
after the curling is finished, the first extension shaft 301 of the air cylinder 3 extends outwards, the movable bar 302 is pulled to move downwards, so that the three movable bars 303 are pulled to move downwards, the extrusion sleeve 103 is further made to move downwards until returning to the cavity, the second extension shaft 4 of the air cylinder 3 extends outwards, the two limit bars 401 are pushed to move upwards, the limit bars 402 are made to move upwards, the hot melting arc piece 204 is pushed to move upwards through the locating bars 403 to be separated from the paper cup, then the paper cup is moved out of the curling die 202 under the action of external equipment, and the paper cup is sleeved on the connecting shaft 203 to slide away, so that the curling of the next paper cup can be carried out.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (4)

1. Crimping device for environment-friendly plastic paper cup forming machine, which is characterized by comprising:
the device comprises a fixed seat (1), wherein three slide ways (101) are fixedly connected to the upper surface of the fixed seat (1), three special-shaped grooves (102) which are vertically communicated are formed in the slide ways (101), three cavities are formed in the fixed seat (1) and are respectively communicated with two special-shaped grooves (102), extrusion sleeves (103) are arranged in the three cavities, two first positioning blocks (205) are fixedly connected to the upper surface of the slide ways (101), and second positioning blocks (206) are fixedly connected to the two sides of the slide ways (101);
the support seat (2), the upper surface at fixing base (1) is fixedly connected to support seat (2), logical groove (201) has been seted up to the bottom of support seat (2), just slide (101) pass logical groove (201) and extend to both sides, fixedly connected with three turn-up mould (202) on the lateral wall of support seat (2), three turn-up mould (202) are in respectively directly over three extrusion cover (103), the tip fixedly connected with connecting axle (203) of turn-up mould (202), just the top of turn-up mould (202) is provided with hot melt arc piece (204);
the transmission assembly is assembled on the fixed seat (1), and is in transmission connection with the three extrusion sleeves (103) and the three hot melting arc-shaped sheets (204);
the transmission assembly comprises two air cylinders (3), the two air cylinders (3) are respectively and fixedly connected to the front surface and the back surface of the fixed seat (1), a first extending shaft (301) is assembled at the bottom end of each air cylinder (3), a movable bar (302) is fixedly connected between the bottom ends of the two first extending shafts (301), movable rods (303) are fixedly connected to the lower surfaces of the three extrusion sleeves (103), and the bottom ends of the movable rods (303) penetrate through the bottom wall of the fixed seat (1) and extend downwards;
three jacks which are vertically communicated are formed in the movable bar (302), the bottom ends of the three movable bars (303) respectively penetrate through the three jacks, three fixed blocks (304) are fixedly connected to the lower surface of the movable bar (302), threaded pins (305) are arranged between the fixed blocks (304) and the movable bars (303) and are fixedly connected through the threaded pins (305), and a second extending shaft (4) is fixedly connected to the top of the air cylinder (3);
the top of second projecting shaft (4) fixedly connected with gag lever post (401), two fixedly connected with spacing (402) between the top of gag lever post (401), three the upper surface of hot melt arc piece (204) is all fixedly connected with locating lever (403).
2. The hemming device for an environment-friendly plastic paper cup forming machine according to claim 1, wherein: the side of spacing (402) has seted up the arc wall, and the arc wall is laminated mutually with the surface of locating lever (403), just locating lever (403) pass through bolt and spacing (402) fixed connection, the opposite side surface fixedly connected with of locating lever (403) resets strip (404).
3. The hemming device for an environment-friendly plastic paper cup forming machine according to claim 2, wherein: a sliding groove (405) is formed in the side wall of the supporting seat (2), a sliding block is connected to the inner wall of the sliding groove (405) in a sliding mode, and the side wall of the sliding block is fixedly connected with the end portion of the reset bar (404).
4. The curling device for an environment-friendly plastic paper cup forming machine according to claim 3, wherein: and a return spring (406) is arranged in the sliding groove (405), and two ends of the return spring (406) are fixedly connected with the lower surface of the sliding block and the inner bottom wall of the sliding groove (405) respectively.
CN202111191534.3A 2021-10-13 2021-10-13 Hemming device for environment-friendly plastic paper cup forming machine Active CN113829665B (en)

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CN114654799B (en) * 2022-03-06 2023-09-19 浙江新德宝机械有限公司 Intelligent forming equipment for paper container

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JP2004042989A (en) * 2002-07-15 2004-02-12 Toppan Printing Co Ltd Heat generating paper cup for microwave oven and its production method
CN209305060U (en) * 2018-09-27 2019-08-27 杭州人民环保科技有限公司 A kind of paper cup tube binding device
CN111497318A (en) * 2020-04-23 2020-08-07 广州市瑞丰纸制品有限公司 Square paper container and processing equipment and manufacturing process of cover body of square paper container
CN112537077A (en) * 2020-11-02 2021-03-23 安徽省万美纸塑有限公司 Disposable paper cup forming device
CN213138004U (en) * 2020-08-20 2021-05-07 安徽康格斯环保科技有限公司 Adhesive device of environmental protection paper cup production usefulness

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JP2004042989A (en) * 2002-07-15 2004-02-12 Toppan Printing Co Ltd Heat generating paper cup for microwave oven and its production method
CN209305060U (en) * 2018-09-27 2019-08-27 杭州人民环保科技有限公司 A kind of paper cup tube binding device
CN111497318A (en) * 2020-04-23 2020-08-07 广州市瑞丰纸制品有限公司 Square paper container and processing equipment and manufacturing process of cover body of square paper container
CN213138004U (en) * 2020-08-20 2021-05-07 安徽康格斯环保科技有限公司 Adhesive device of environmental protection paper cup production usefulness
CN112537077A (en) * 2020-11-02 2021-03-23 安徽省万美纸塑有限公司 Disposable paper cup forming device

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