CN216466120U

CN216466120U - Preheating and heating device for plastic bottle blanks

Info

Publication number: CN216466120U
Application number: CN202122867061.6U
Authority: CN
Inventors: 廖钜红; 朱汉文; 黎伟健
Original assignee: Hongquan Food Packaging Fresh Co ltd
Current assignee: Hongquan Food Packaging Fresh Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

The application discloses plastic bottle embryo preheats heating apparatus relates to plastic bottle embryo processing technology field, because generally do not have heating apparatus to the bottle blowing mould of present part bottle blowing machine, the preheating treatment of bottle embryo is inconvenient, leads to the problem of bottle blowing efficiency reduction, the following scheme is proposed now, it includes the preheating cabinet, the fixed base station that is provided with on the bottom inner wall of preheating cabinet, just the top of base station slides and is provided with two sliders that the structure is the same, the spout that matches with the slider movement track is seted up at the top of base station, just the bottom of slider extends to the internal connection of base station and has drive assembly, two the top of slider all is fixed and is provided with the mould frame, just the inner chamber of mould frame is fixed and is provided with the electrical heating board, all fixed framework that is provided with on the relative both sides inner wall of preheating cabinet pulls the subassembly. The preheating device has a novel structure, realizes preheating treatment on bottle blanks before bottle blowing, improves the bottle blowing efficiency, and is suitable for popularization.

Description

Preheating and heating device for plastic bottle blanks

Technical Field

The application relates to the technical field of plastic bottle embryo processing, in particular to a preheating and heating device for plastic bottle embryos.

Background

The bottle blowing machine is a bottle blowing machine, namely a machine capable of blowing plastic particles or prepared bottle blanks into bottles by a certain technological means. Most of the existing bottle blowing machines adopt a two-step method for bottle blowing, namely, plastic raw materials are made into bottle blanks firstly, then the bottle blanks are placed in a split mold, compressed air is introduced into the bottle blanks immediately after the mold is closed, so that the plastic bottle blanks are blown to cling to the inner wall of the mold, and various hollow products can be obtained after the plastic bottle blanks are cooled and the mold is removed.

The prior bottle blowing mold of a partial bottle blowing machine is not provided with a heating device generally, so that the bottle blank is inconvenient to preheat, and the bottle blowing efficiency is reduced. Therefore, in order to solve such problems, we propose a preheating and warming device for plastic bottle blanks.

SUMMERY OF THE UTILITY MODEL

The application provides a plastic bottle embryo preheating and heating device, which solves the problem that the bottle blowing efficiency is reduced because the preheating treatment of the bottle embryo is inconvenient because the bottle blowing mold of the existing partial bottle blowing machine is not provided with a heating device generally.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a plastic bottle embryo preheats heating apparatus, includes the preheating cabinet, the fixed base station that is provided with on the bottom inner wall of preheating cabinet, just the top of base station slides and is provided with two sliders that the structure is the same, the spout that matches with the slider movement track is seted up at the top of base station, just the bottom of slider extends to the internal connection of base station has drive assembly, two the top of slider is all fixed and is provided with the framed, just the fixed electric heating board that is provided with of inner chamber of framed, all fixed framework traction assembly that is provided with on the both sides inner wall that the preheating cabinet is relative, and two framework traction assembly corresponds two framed settings respectively, the top activity of base station is provided with supplementary drawing of patterns subassembly.

Through adopting above-mentioned technical scheme, utilize drive assembly to drive two sliders and realize being close to each other or keeping away from, realize the compound die or the die sinking of two framed promptly, the framework pulls the auxiliary stay that the subassembly is used for when removing the framed, improves the stability of framed, after framed compound die, through switching on the electrical heating board, and then preheats the bottle embryo to the mold cavity in the compound die, be favorable to improving bottle blowing efficiency, when framed die sinking, supplementary drawing of patterns subassembly can improve the drawing of patterns efficiency of bottle embryo, and the practicality is improved.

Preferably, drive assembly is including driving rim plate, motor and drive gear, the cavity has been seted up to the inside of base station, just drive rim plate rotates and sets up on the circumference inner wall of base station, the helicla flute has been seted up at the top of driving rim plate, and two the bottom of slider all runs through and extends to the base station inside and with drive rim plate threaded connection, the fixed rack that is a plurality of and is array distribution that is provided with in bottom of driving rim plate, motor fixed mounting is on the circumference lateral wall of base station, just the output shaft of motor runs through and extends to the fixed cover in inside of base station and has connect drive gear, the tooth mouth meshing of drive gear and the rack of driving rim plate.

Through adopting above-mentioned technical scheme, starter motor drives drive gear and rotates, utilizes the meshing transmission of drive gear and drive rim plate bottom rack, drives the drive rim plate and rotates, and the drive rim plate rotates two slider motions of spiral groove drive through the top, realizes being close to each other or keeping away from of two framed promptly.

Preferably, the two mold frames are provided with a convex block and a concave groove which are distributed correspondingly at one side close to each other, and the convex block is matched and embedded with the concave groove.

Through adopting above-mentioned technical scheme, when two framed compound dies, lug and recess gomphosis each other, and then make two framed docks inseparabler, have improved the leakproofness of compound die.

Preferably, the circumferential side walls of the two die frames are fixedly provided with heat insulation plates.

Through adopting above-mentioned technical scheme, the heat insulating board can reduce the heat that the electric heating board during operation and give off, and then can improve the preheating efficiency of bottle embryo.

Preferably, the frame body traction assembly comprises traction sleeves and traction columns, the two traction sleeves are respectively fixedly arranged on the inner walls of two opposite sides of the preheating box, the two traction columns are respectively arranged in the two traction sleeves in a sliding mode, and the end portions of the two traction columns are respectively fixedly connected with the two heat insulation plates.

Through adopting above-mentioned technical scheme, when the framed removal, pull the post and slide relatively in pulling the sleeve pipe, improve framed motion's stability.

Preferably, supplementary drawing of patterns subassembly includes the pillar, takes off module and spring, the pillar slides and runs through the top that sets up at the base station, just the fixed top that sets up at the pillar of drawing of patterns piece, the spring housing is established on the pillar is located the outside cylinder of base station.

Through adopting above-mentioned technical scheme, when the framed die, pillar and drawing of patterns piece produce vertical ascending trend of motion under the recovery deformation effect of spring, and then make the drawing of patterns piece play the jack-up effect to the bottle embryo, improve drawing of patterns efficiency.

Preferably, bottle blowing holes are formed in the tops of the two die frame closing dies, and demolding grooves are formed in the bottoms of the two die frame closing dies.

By adopting the technical scheme, the bottle blowing hole is used for bottle blowing treatment of a bottle blowing machine, and the demoulding groove is matched with the demoulding block in shape and used for movement limitation of the demoulding block.

The beneficial effect of this application does:

1. through the setting of framed, electric heating board and heat insulating board, after the framed compound die, through the circular telegram to the electric heating board, and then preheat the bottle embryo to the mould intracavity of pair, the heat insulating board can reduce the heat of electric heating board during operation and give off, and then can improve the preheating efficiency of bottle embryo, is favorable to improving bottle blowing efficiency.

2. Through the setting of supplementary drawing of patterns subassembly, when the framed die sinking, pillar and drawing of patterns piece produce vertical ascending trend of motion under the restoring deformation effect of spring, and then make the drawing of patterns piece play the jack-up effect to the bottle embryo, are favorable to improving drawing of patterns efficiency, have improved the practicality.

To sum up, the preheating treatment to the bottle embryo before the bottle blowing has been realized to this application, has improved bottle blowing efficiency, has solved the bottle blowing mould of present partial bottle blowing machine because generally do not have heating device, and the preheating treatment of bottle embryo is inconvenient, leads to the problem that bottle blowing efficiency reduces, suitable popularization.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a cross-sectional view from a first perspective of the present application;

FIG. 3 is a cross-sectional view from a second perspective of the present application;

fig. 4 is a view showing an installation structure of the mold frame and the auxiliary stripping assembly according to the present application.

Reference numbers in the figures: 1. a preheating box; 2. a base station; 3. a slider; 4. a mold frame; 5. an electrical heating plate; 6. a drive wheel disc; 7. a motor; 8. a drive gear; 9. a bump; 10. a groove; 11. a heat insulation plate; 12. pulling the casing; 13. a traction column; 14. a pillar; 15. demoulding; 16. a spring.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-2 and 4, a plastic bottle blank preheating and heating device comprises a preheating box 1, a base station 2 is fixedly arranged on the inner wall of the bottom of the preheating box 1, two sliders 3 with the same structure are slidably arranged on the top of the base station 2, a chute matched with the motion track of the slider 3 is arranged on the top of the base station 2, mold frames 4 are fixedly arranged on the tops of the two sliders 3, an electric heating plate 5 is fixedly arranged in the inner cavity of each mold frame 4, when the device is used, the electric heating plate 5 is electrified to preheat the bottle blank in the mold cavity, so as to be beneficial to improving the bottle blowing efficiency, a convex block 9 and a groove 10 which are correspondingly distributed are arranged on one side of the two mold frames 4 close to each other, in the mold closing process of the two mold frames 4, the convex block 9 and the groove 10 are mutually embedded, so that the two mold frames 4 are more tightly butted, so as to be beneficial to improving the sealing performance of mold closing, and heat insulation boards 11 are fixedly arranged on the circumferential side walls of the two mold frames 4, can reduce invalid heat and give off at 5 during operations of electric heating plate, and then can improve the preheating efficiency of bottle embryo.

Referring to fig. 1-3, the bottom end of the sliding block 3 extends to the inner side of the base station 2 and is connected with a driving assembly, the driving assembly comprises a driving wheel disc 6, a motor 7 and a driving gear 8, a cavity is arranged in the base station 2, the driving wheel disc 6 is rotatably arranged on the circumferential inner wall of the base station 2, a spiral groove is arranged at the top of the driving wheel disc 6, the bottom ends of the two sliding blocks 3 penetrate through and extend to the inner side of the base station 2 and are in threaded connection with the driving wheel disc 6, a plurality of racks distributed in an array are fixedly arranged at the bottom of the driving wheel disc 6, the motor 7 is fixedly arranged on the circumferential side wall of the base station 2, a driving gear 8 is fixedly sleeved in the inner part of the base station 2 through and extends to the output shaft of the motor 7, the driving gear 8 is meshed with the tooth mouths of the racks of the driving wheel disc 6, the motor 7 is started to drive the driving gear 8 to rotate, and the meshing transmission of the racks at the bottom of the driving wheel disc 6, the driving wheel disc 6 is driven to rotate, the driving wheel disc 6 rotates to drive the two sliding blocks 3 to move through the spiral groove at the top, and the two die frames 4 are close to or far away from each other.

Referring to fig. 1-3, frame traction assemblies are fixedly arranged on the inner walls of two opposite sides of a preheating box 1, the two frame traction assemblies are respectively arranged corresponding to two mold frames 4, each frame traction assembly comprises a traction sleeve 12 and a traction column 13, the extending directions of the traction sleeve 12 and the traction column 13 are the same as the sliding direction of a sliding block 3, the two traction sleeves 12 are respectively fixedly arranged on the inner walls of two opposite sides of the preheating box 1, the two traction columns 13 are respectively arranged in the two traction sleeves 12 in a sliding manner, the end parts of the two traction columns 13 are respectively fixedly connected with two heat insulation boards 11, and when the mold frames 4 move, the traction columns 13 relatively slide in the traction sleeves 12, so that the movement stability of the mold frames 4 is improved.

Referring to fig. 2-4, a bottle blowing hole is formed at the top of the mold assembly of the two mold frames 4, the bottle blowing hole is used for bottle blowing processing of a bottle blowing machine, an auxiliary demolding assembly is movably arranged at the top of the base platform 2, the auxiliary demolding assembly comprises a supporting column 14, a demolding block 15 and a spring 16, the supporting column 14 is slidably arranged at the top of the base platform 2 in a penetrating manner, the demolding block 15 is fixedly arranged at the top end of the supporting column 14, a demolding groove is formed at the bottom of the mold assembly of the two mold frames 4, the demolding groove is matched with the demolding block 15 in shape and used for limiting the movement of the demolding block 15, an inclined plane is arranged at the end part of the demolding block 15, the mold frames 4 move and contact with the inclined plane during mold assembly, the demolding block 15 and the supporting column 14 are driven to move downwards by the inclined plane, the demolding block 15 automatically enters the demolding groove, the spring 16 is sleeved on a column body of the supporting column 14 outside the base platform 2, and the supporting column 14 and the demolding block 15 are under the restoring deformation force of the spring 16 during mold assembly of the mold 4, the vertical upward movement trend is generated, so that the demoulding block 15 plays a role in jacking the bottle blank, and the demoulding efficiency is improved.

The working principle is as follows: this application is when using, utilize drive assembly to drive two sliders 3 and realize being close to each other or keeping away from, realize the compound die or the die sinking of two framed 4 promptly, the framework pulls the auxiliary stay of subassembly when being used for removing framed 4, improve framed 4's stability, after framed 4 compound die, through switching on electrical heating board 5, and then preheat the bottle embryo to the mold cavity of closing the mould, be favorable to improving bottle blowing efficiency, when framed 4 die sinking, supplementary drawing of patterns subassembly can improve the drawing of patterns efficiency of bottle embryo, and the practicality is improved.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. A preheating and heating device for plastic bottle blanks comprises a preheating box (1) and is characterized in that a base platform (2) is fixedly arranged on the inner wall of the bottom of the preheating box (1), and the top of the base station (2) is provided with two sliding blocks (3) with the same structure in a sliding way, the top of the base station (2) is provided with a sliding chute matched with the motion trail of the sliding block (3), the bottom ends of the sliding blocks (3) extend to the interior of the base platform (2) and are connected with a driving component, the tops of the two sliding blocks (3) are both fixedly provided with a mould frame (4), an electric heating plate (5) is fixedly arranged in the inner cavity of the mold frame (4), frame body traction components are fixedly arranged on the inner walls of two opposite sides of the preheating box (1), and the two frame body traction assemblies are respectively arranged corresponding to the two die frames (4), and the top of the base platform (2) is movably provided with an auxiliary demoulding assembly.

2. The preheating and warming device for plastic bottle blanks as recited in claim 1, the driving component comprises a driving wheel disc (6), a motor (7) and a driving gear (8), a cavity is arranged in the base station (2), the driving wheel disc (6) is rotatably arranged on the circumferential inner wall of the base station (2), the top of the driving wheel disc (6) is provided with a spiral groove, the bottom ends of the two sliding blocks (3) penetrate through and extend into the base platform (2) and are in threaded connection with the driving wheel disc (6), the bottom of the driving wheel disc (6) is fixedly provided with a plurality of racks which are distributed in an array, the motor (7) is fixedly arranged on the circumferential side wall of the base station (2), an output shaft of the motor (7) penetrates through and extends to the inner part of the base station (2) and is fixedly sleeved with a driving gear (8), the driving gear (8) is meshed with a tooth opening of a rack of the driving wheel disc (6).

3. The preheating and warming device for plastic bottle blanks as claimed in claim 1, wherein the two mold frames (4) are provided with a protrusion (9) and a groove (10) at the sides close to each other, and the protrusion (9) and the groove (10) are matched and embedded.

4. The preheating and warming device for the plastic bottle blanks as recited in claim 1, wherein the circumferential side walls of the two mold frames (4) are fixedly provided with heat insulation plates (11).

5. The preheating and warming device for the plastic bottle blanks as claimed in claim 4, wherein the frame body drawing assembly comprises drawing sleeves (12) and drawing columns (13), two drawing sleeves (12) are respectively and fixedly arranged on the inner walls of two opposite sides of the preheating box (1), two drawing columns (13) are respectively and slidably arranged in the two drawing sleeves (12), and the end parts of the two drawing columns (13) are respectively and fixedly connected with the two heat insulation plates (11).

6. The preheating and warming device for the plastic bottle blanks as recited in claim 1, wherein the auxiliary demoulding assembly comprises a supporting column (14), a demoulding block (15) and a spring (16), the supporting column (14) is slidably disposed on the top of the base platform (2), the demoulding block (15) is fixedly disposed on the top end of the supporting column (14), and the spring (16) is sleeved on a cylinder of the supporting column (14) located outside the base platform (2).

7. The preheating and heating device for the plastic bottle blanks as claimed in claim 6, wherein the top of the mold closing of the two mold frames (4) is provided with a bottle blowing hole, and the bottom of the mold closing of the two mold frames (4) is provided with a mold releasing groove.