阅读说明：本技术 一种pet瓶自动化生产系统 (Automatic production system for PET (polyethylene terephthalate) bottles ) 是由 刘昱劭 于 2020-11-23 设计创作，主要内容包括：本发明公开了一种PET瓶自动化生产系统,涉及塑料瓶技术领域,包括：吹塑机,用于制作瓶坯；吹瓶机,用于将制作的瓶坯吹制成成品瓶；吹瓶机的进料端与吹塑机的出料端相连接；测漏机,用于对吹制好的成品瓶查漏；吹瓶机的出料端与测漏机的进料端相连接；打包机,用于对查漏完的成品瓶进行装袋打包；打包机的进料端与测漏机的出料端相连接；仓库,用于盛放打包好的成捆塑料瓶；所述仓库通过转移传送带与打包机相连接；高位码垛机,安装在仓库中用于封包码垛。本发明通过全自动控制大幅度降低了人工成本,人工加料后,自动控制加热、自动注塑、自动吹瓶、自动测漏、自动包装、自动码垛一系列工序的运行,提高整线性能的同时,极大地提高了生产效率。(The invention discloses an automatic production system of PET bottles, which relates to the technical field of plastic bottles and comprises the following components: the blow molding machine is used for manufacturing bottle blanks; the bottle blowing machine is used for blowing the manufactured bottle blank into a finished bottle; the feeding end of the bottle blowing machine is connected with the discharging end of the blow molding machine; the leak detector is used for detecting the leakage of the blown finished product bottle; the discharge end of the bottle blowing machine is connected with the feed end of the leak detector; the packaging machine is used for bagging and packaging the finished product bottles after leakage detection; the feeding end of the packaging machine is connected with the discharging end of the leakage detector; a warehouse for holding packaged bundles of plastic bottles; the warehouse is connected with the packer through a transfer conveyor belt; and the high stacker crane is arranged in the warehouse and used for packing and stacking. The invention greatly reduces the labor cost through full-automatic control, and after manual feeding, the operation of a series of processes of automatic control heating, automatic injection molding, automatic bottle blowing, automatic leakage detection, automatic packaging and automatic stacking is carried out, so that the production efficiency is greatly improved while the line arrangement performance is improved.)

1. The utility model provides a PET bottle automated production system which characterized in that: the method comprises the following steps:

a blow molding machine (1) for making bottle preforms;

the bottle blowing machine (2) is used for blowing the manufactured bottle blank into a finished bottle; the feeding end of the bottle blowing machine (2) is connected with the discharging end of the blow molding machine (1);

the leak detector (3) is used for detecting the leakage of the blown finished product bottle; the discharge end of the bottle blowing machine (2) is connected with the feed end of the leak detector (3);

the packaging machine (4) is used for bagging and packaging the finished product bottles after leakage detection; the feeding end of the packaging machine (4) is connected with the discharging end of the leak detector (3);

a warehouse (6) for containing the packed bundles of plastic bottles; the warehouse (6) is connected with the packer (4) through a transfer conveyor belt (5);

the high-level stacker crane (7) is arranged in the warehouse (6) and used for packaging and stacking, and the feeding end of the high-level stacker crane (7) is communicated with the discharging end of the transfer conveyor belt (5).

2. The automatic PET bottle production system according to claim 1, wherein: eight layers of warehouses (6) are arranged, and packed plastic bottles are conveyed to each layer through a high-position stacking machine (7).

3. The automatic PET bottle production system according to claim 1, wherein: the bottle blowing machine (2) comprises a first frame (201) and a second frame (210), wherein a supporting plate (202) used for supporting is arranged on the first frame (201), two mounting plates (203) are respectively fixed on two sides of the upper end of the supporting plate (202), a sliding rod III (209) is arranged between the two mounting plates (203), two sliding plates (205) are arranged on the sliding rod III (209), the outer side of each sliding plate (205) is connected with a hydraulic cylinder I (206), a plurality of mould (207) groups are arranged between the two sliding plates (205), a hydraulic cylinder II (213) is arranged on the first frame (201) and above the two moulds (207), a bottle blank clamp (214) is arranged at the lower end of each hydraulic cylinder II (213), the first frame (201) is vertical to the second frame (210), and a bottle blank conveying belt (211) is arranged on the second frame (210), the bottle blank conveying belt (211) is provided with a heating system (212), and the number of the mould (207) groups is the same as that of the bottle blank clamps (214).

4. The automatic production system of PET bottles of claim 3, characterized in that: the bottle blank conveying belt (211) supplies materials to the clamp through a robot.

5. The automatic production system of PET bottles of claim 3, characterized in that: the die (207) set comprises two dies (207), and the two dies (207) are correspondingly arranged on the inner sides of the two sliding plates (205).

6. The automatic production system of PET bottles of claim 3, characterized in that: the support plate (202) is provided with a first sliding rod (204), and the two sliding plates (205) are both arranged on the first sliding rod (204).

7. The automatic production system of PET bottles of claim 6, characterized in that: and a second sliding rod (208) is fixed on the outer side of each sliding plate (205), and the second sliding rod (208) is connected with the mounting plate (203) in a sliding manner.

8. The automatic production system of PET bottles of claim 3, characterized in that: the die (207) set is provided with two.

9. The automatic production system of PET bottles of claim 3, characterized in that: heating system (212) includes heating system, import sensor, export sensor and singlechip, import sensor sets up at heating system's feed end, and export sensor sets up at heating system's discharge end, import sensor export sensor all is connected with the singlechip, the temperature of heating system's heating pipe can be controlled to the singlechip.

10. The automatic production system of PET bottles of claim 3, characterized in that: the heating pipes in the heating system are arranged in a U shape.

Technical Field

The invention relates to the technical field of plastic bottles, in particular to an automatic production system for PET bottles.

Background

The plastic bottle (PET bottle) is mainly used for liquid or solid disposable packaging containers such as beverages, foods, edible oil, veterinary drugs and the like, and has the characteristics of low breakage tendency, low cost, high transparency, food-grade raw materials and the like, so that the plastic bottle has huge market demands.

Blow molding is generally used for plastic bottles, and in recent years, with the rapid development of blow molding technology, blow molding has been used for molding various bottles. The traditional bottle blowing production line needs a large amount of manual operation in the operation processes of the whole set of procedures of preparation, bottle blowing, bottle unloading, leakage detection, packaging, warehousing and the like in the prior art, and has the defects of low working efficiency, low automation degree and the like. Therefore, an automated bottle blowing line is urgently required by more and more plastic bottle manufacturers.

The advantages of the automatic bottle blowing production line are mainly reflected in high-efficiency production, meanwhile, in the whole production line link, each process is vital, equipment in one process link is problematic, and the production of the whole production line is influenced, so that the technical development of each link is concerned, and it is important to configure production machinery suitable for the link to improve the performance of the whole production line according to needs.

Disclosure of Invention

The invention aims to provide an automatic PET bottle production system.

In order to achieve the purpose, the invention provides the following technical scheme:

an automated PET bottle production system, comprising:

the blow molding machine is used for manufacturing bottle blanks;

the bottle blowing machine is used for blowing the manufactured bottle blank into a finished bottle; the feeding end of the bottle blowing machine is connected with the discharging end of the blow molding machine;

the leak detector is used for detecting the leakage of the blown finished product bottle; the discharge end of the bottle blowing machine is connected with the feed end of the leak detector;

the packaging machine is used for bagging and packaging the finished product bottles after leakage detection; the feeding end of the packaging machine is connected with the discharging end of the leakage detector;

a warehouse for holding packaged bundles of plastic bottles; the warehouse is connected with the packer through a transfer conveyor belt;

the high-level stacker crane is arranged in the warehouse and used for packaging and stacking, and the feeding end of the high-level stacker crane is communicated with the discharging end of the transfer conveyor belt.

Furthermore, the warehouse is provided with eight layers, and the packed plastic bottles are conveyed to each layer through an overhead stacker.

The bottle blowing machine comprises a first frame and a second frame, wherein a supporting plate for supporting is arranged on the first frame, two mounting plates are respectively fixed on two sides of the upper end of the supporting plate, a third sliding rod is arranged between the two mounting plates, two sliding plates are arranged on the third sliding rod, the outer side of each sliding plate is connected with a first hydraulic cylinder, a plurality of mold groups are arranged between the two sliding plates, a second hydraulic cylinder is arranged above the two molds on the first frame, a bottle blank clamp is arranged at the lower end of each second hydraulic cylinder, the first frame and the second frame are vertically arranged, a bottle blank conveying belt is arranged on the second frame, a heating system is arranged on the bottle blank conveying belt, and the number of the mold groups is the same as the number of the bottle blank clamps.

Further, the preform conveyor feeds the jig by a robot.

Further, the die set comprises two dies, and the two dies are correspondingly arranged on the inner sides of the two sliding plates.

Furthermore, a first sliding rod is mounted on the supporting plate, and the two sliding plates are mounted on the first sliding rod.

Furthermore, a second sliding rod is fixed on the outer side of each sliding plate and is in sliding connection with the mounting plate.

Further, the die set is provided with two.

Further, the heating system comprises a heating system, an inlet sensor, an outlet sensor and a single chip microcomputer, the inlet sensor is arranged at the feeding end of the heating system, the outlet sensor is arranged at the discharging end of the heating system, the inlet sensor and the outlet sensor are connected with the single chip microcomputer, and the single chip microcomputer can control the temperature of a heating pipe of the heating system.

Furthermore, the heating pipes in the heating system are arranged in a U shape.

Furthermore, a heating temperature sensor is mounted on a heating pipe of the heating system.

Compared with the prior art, the invention has the beneficial effects that: the invention greatly reduces the labor cost through full-automatic control, and after manual feeding, the operation of a series of processes of automatic control heating, automatic injection molding, automatic bottle blowing, automatic leakage detection, automatic packaging and automatic stacking is carried out, so that the production efficiency is greatly improved while the line arrangement performance is improved.

Drawings

FIG. 1 is an overall schematic view of the present invention;

fig. 2 is a schematic view of the baler of fig. 1 according to the present invention.

In the figure: 1 blow molding machine, 2 bottle blowing machine, 3 leak hunting machine, 4 baling presses, 5 transfer conveyer belts, 6 warehouses, 7 high-order hacking machine. 201 a first frame, 202 a support plate, 203 a mounting plate, 204 a first slide bar, 205 a slide bar, 206 a first hydraulic cylinder, 207 a mould, 208 a second slide bar, 209 a third slide bar, 210 a second frame, 211 a bottle blank conveyer belt, 212 a heating system, 213 a second hydraulic cylinder and 214 a bottle blank clamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an automated PET bottle production system includes:

a blow molding machine 1 for making bottle blanks;

the bottle blowing machine 2 is used for blowing the manufactured bottle blank into a finished bottle; the feeding end of the bottle blowing machine 2 is connected with the discharging end of the blow molding machine 1;

the leak detector 3 is used for detecting the leakage of the blown finished product bottle; the discharge end of the bottle blowing machine 2 is connected with the feed end of the leak detector 3;

the packaging machine 4 is used for bagging and packaging the finished product bottles after leakage detection; the feeding end of the packaging machine 4 is connected with the discharging end of the leakage detector 3;

a warehouse 6 for holding the packed bundles of plastic bottles; the warehouse 6 is connected with the packer 4 through a transfer conveyor belt 5;

and the high stacker 7 is arranged in the warehouse 6, and the feeding end of the high stacker 7 is communicated with the discharging end of the transfer conveyor belt 5.

Eight layers of warehouses 6 are arranged, and packed plastic bottles are conveyed to each layer through a high-level stacker 7;

referring to fig. 2, the bottle blowing machine 2 includes a first frame 201 and a second frame 210, a supporting plate 202 for supporting is mounted on the first frame 201, two sides of the upper end of the supporting plate 202 are respectively fixed with a mounting plate 203, a sliding rod III 209 is arranged between the two mounting plates 203, the third sliding rod 209 is provided with two sliding plates 205, the outer side of each sliding plate 205 is connected with a first hydraulic cylinder 206, a plurality of mould 207 groups are arranged between the two sliding plates 205, a second hydraulic cylinder 213 is arranged on the first frame 201 and above the two molds 207, a bottle blank clamp 214 is arranged at the lower end of each second hydraulic cylinder 213, the first frame 201 is perpendicular to the second frame 210, the second frame 210 is provided with a bottle blank conveyer belt 211, the bottle blank conveyer belt 211 is provided with a heating system 212, and the number of the mould 207 groups is the same as that of the bottle blank clamps 214.

The preform conveyor 211 feeds the grippers by a robot. The set of molds 207 includes two molds 207, and the two molds 207 are correspondingly disposed inside the two sliding plates 205. The support plate 202 is provided with a first sliding rod 204, and the two sliding plates 205 are both arranged on the first sliding rod 204. And a second sliding rod 208 is fixed on the outer side of each sliding plate 205, and the second sliding rod 208 is connected with the mounting plate 203 in a sliding manner. The die 207 sets are provided with two.

Heating system 212 includes heating system, import sensor, export sensor and singlechip, import sensor sets up at heating system's feed end, and export sensor sets up at heating system's discharge end, import sensor export sensor all is connected with the singlechip, the temperature of heating system's heating pipe can be controlled to the singlechip. The heating pipes in the heating system are arranged in a U shape. And a heating pipe of the heating system is provided with a heating temperature sensor.

Setting the actual feeding temperature of the bottle embryo detected by an inlet sensor to be A1, setting the actual feeding temperature of the bottle embryo detected by an outlet sensor to be B1, setting the actual temperature of a heating pipe detected by a heating temperature Chuangqi to be C2, setting the feeding standard temperature A2 of the bottle embryo in a singlechip, and setting the discharging standard temperature B2 of the bottle embryo;

the specific control method comprises the following steps:

(1) when the inlet sensor detects that the actual feeding temperature A1 of the bottle blank is greater than the standard feeding temperature A2, the set temperature C2 of a heating pipe of the heating system is reduced through the single chip microcomputer;

(2) when the inlet sensor detects that the actual feeding temperature A1 of the bottle blank is less than the standard feeding temperature A2, the set temperature C2 of a heating pipe of the heating system is increased through the single chip microcomputer;

(3) when the outlet sensor detects that the actual discharging temperature B1 of the bottle blank is greater than the standard discharging temperature B2, the set temperature C2 of the heating pipe of the heating system is reduced through the single chip microcomputer;

(4) when the outlet sensor detects that the actual discharging temperature B1 of the bottle blank is less than the standard discharging temperature B2, the set temperature C2 of the heating pipe of the heating system is increased through the single chip microcomputer. The control of the temperature of the bottle blanks is realized, the heated bottle blanks are placed on the bottle blank clamp 214 through the transportation of a robot, and the bottle blowing of the bottle blanks is realized through the matching of the first hydraulic cylinder 206 and the second hydraulic cylinder 213. During bottle blowing, the first hydraulic cylinder 206 extends out to drive the sliding plate 205 to move on the third sliding rod, and the first sliding rod 204 and the second sliding rod 208 which are connected with the sliding plate 205 in a sliding mode are matched with the sliding movement.

Baling press 4 includes conveyor's terminal one side of conveyor is equipped with baling press 4's frame, the top of frame is equipped with pushes away a packet mechanism, collects the mechanism, the rear portion of frame be equipped with prop a bag mechanism and with it is relative to push away a packet mechanism, the rear of propping a bag mechanism is equipped with seals the mechanism, the rear portion of frame still is equipped with electrically controlled device.

The frame comprises supporting legs, a bedplate is arranged in the middle of each supporting leg, a collecting baffle and a bag pushing baffle are arranged on the bedplate, an upper rectangular frame and a lower rectangular frame which are horizontally arranged and are perpendicular to each other are arranged at the top of the frame, and a longitudinal rail and a transverse rail are arranged on the frames.

Push away a packet mechanism through push away a packet support sliding fit install in on the vertical track of frame, push away the top of packet support and be connected with the piston rod that pushes away a packet cylinder, the below that pushes away a packet support is equipped with pushes away a packet board, the cylinder body that pushes away a packet cylinder is fixed in vertical orbital rear end. The collecting mechanism is installed on a transverse rail of the rack in a sliding fit mode through a collecting support, the upper portion of the collecting support is connected with a piston rod of a collecting cylinder, a collecting plate is arranged below the collecting support, and a cylinder body of the collecting cylinder is fixed at the left end of the transverse rail.

The bag opening mechanism comprises a bag opening cylinder and a bag opening mounting frame, the cylinder body of the bag opening cylinder is fixed below the rectangular frame at the top of the rack, and the lower end of the piston rod of the bag opening cylinder is connected with the bag opening mounting frame. The sealing mechanism comprises a sealing cylinder, a sealing ironing head and a guide rod, the cylinder body of the sealing cylinder is fixed below the rectangular frame at the top of the rack, and the lower end of a piston rod of the sealing cylinder is connected with the sealing ironing head. The bag pushing baffle of the rack, the bag pushing plate of the bag pushing mechanism and the bag supporting mounting frame are all provided with telescopic adjusting mechanisms in the length direction of the bag pushing mounting frame so as to adapt to plastic barrels with different sizes. The collecting mechanism is provided with a sensor, detects whether the plastic barrels pass through and counts, and sends out an instruction to enable the collecting cylinder to act. The bottom of frame is equipped with the walking wheel, makes things convenient for the removal of whole equipment.

The operating principle of the baler 4 is as follows: the first step is as follows: putting the bag mouth of the packaging bag on a bag opening mounting rack and pressing the bag mouth, starting a packaging machine 4 to automatically run, conveying the plastic barrel to a collection area by a conveying device, switching on a counter to count when a sensor in a collection area detects the plastic barrel, and pausing the conveying device when a set number is reached;

the second step is that: the air cylinder of the collecting mechanism acts to push the collected plastic barrel to a bag pushing area, and then the collecting mechanism resets to collect the next time; when the number of the collected objects reaches the packaging requirement, the collecting mechanism executes and finishes the last collecting action, and the collecting mechanism is not reset temporarily in a packet pushing area;

the third step: the air cylinder of the bag pushing mechanism acts to push all the plastic barrels in the bag pushing area into the packaging bag, then the air cylinder of the bag opening mechanism resets, the air cylinder of the sealing mechanism acts to enable the sealing ironing head to descend, the bag opening is sealed in a heat sealing mode, then the air cylinder resets to complete one-time packaging, and meanwhile the air cylinders of the collecting mechanism and the bag pushing mechanism automatically reset. The packaged bags can be transferred to a subsequent process and then placed again into the transfer conveyor 5.

High-order hacking machine 7 includes electrically controlled device, conveyer, the conveyer includes low level horizontal transport section, slope transport section, high level horizontal transport section, one side of the high level horizontal transport section of conveyer is equipped with the guide rail that is on a parallel with the conveyer, install the transport conveyer on the guide rail, the transport conveyer is including carrying the support body, the both ends of carrying the support body are equipped with the walking car, the both sides of carrying the support body are equipped with the track, install the sideslip car on the track, transport the feed end of conveyer all be equipped with the bale mechanism on the sideslip car, the outlet side of the last push bale mechanism of sideslip car is connected with the hacking frame, be equipped with in the hacking frame and cut formula lifting unit. Push away a packet mechanism and include the mounting bracket, push away a packet cylinder, guide bar, push away a packet board, the frame that is the rectangle is connected on the landing leg upper portion of mounting bracket, is equipped with the guide bar in the both sides of this frame, and the landing leg lower part is for opening the form, and the packing material of being convenient for gets into, the cylinder body that pushes away a packet cylinder is fixed in the rear portion of mounting bracket, the piston rod that pushes away a packet cylinder with push away a packet board and be connected, push away the both ends of packet board with the guide bar sliding connection.

The stacking frame comprises two vertical rectangular frames, the frames comprise bottom beams, two stand columns and an upper cross rod, the two stand columns are hydraulic lifting stand columns, the upper portions of the two frames are fixedly connected through connecting rods, walking wheels are arranged on the lower portions of the frames, and a set of shear type lifting assemblies are arranged in the two frames. The scissor type lifting assembly comprises a lower cross beam, an upper cross beam and a lifting arm, wherein the lower cross beam is fixed on the bottom beam of the frame, and the upper cross beam is provided with a supporting arm used for lifting the tray. The stand column of the stacking rack is provided with a U-shaped groove, so that the shear type lifting assembly slides in the groove, and the deviation in the stacking rack is prevented. The two ends of the upper cross beam of the scissor type lifting assembly are provided with guide wheels which are in sliding connection with the U-shaped grooves, so that the friction resistance is reduced, and the lifting is smoother. The bracket arm is telescopic and is provided with a bracket arm cylinder, so that the length of the bracket arm is reduced, and the tray is more convenient to assemble and disassemble.

The working principle of the stacker crane is as follows: the plastic barrel package from the packer 4 is transferred on the transfer conveyor belt 5, is conveyed to a low-level horizontal conveying section of the conveyor through the transfer conveyor belt 5, and is conveyed to a high-level horizontal conveying section of the conveyor through the conveyor belt. When the packages on the tray are fully stacked, the scissor type lifting assembly just descends to the lowest position, the supporting arm is controlled to retract to put down the tray stack, then the transverse moving vehicle drives the stacking rack to transversely move to the position of one package, the tray is placed again and ascended to the initial position, and stacking operation can be continued. After transverse stacking is finished, eight layers are longitudinally arranged in the warehouse 6, the method only finishes one layer, the height of the stacker crane is adjusted through the hydraulic lifting upright column, the stacker crane moves to the layer which does not load goods longitudinally, stacking is carried out on the layer again through the steps, and the travelling vehicle of the transfer conveyor advances forwards to carry out transverse stacking of the next row. The process realizes automatic operation through the electric control device, reduces secondary carrying of the tray stack and improves efficiency.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.