CN107696455A - A kind of conveying mechanism of full automatic extra quality road bottle blowing machine - Google Patents

Abstract

The invention relates to the technical field of bottle blowing machines, in particular to a conveying mechanism of a fully automatic double-channel blow molding machine, which includes a feeding device, a first blow molding device and a second blow molding device, and the feeding device includes a material The box, the first conveyor belt, the slideway, the second conveyor belt and the third conveyor belt, the first blow molding device and the second blow molding device both include a conveying component, a blow molding component, a cooling component, a blanking component and a reset component, and the third conveyor belt The end of the lifting plate is provided with a lifting plate, both sides of the lifting plate are provided with a first lifting block and a second lifting block, and the end of the lifting plate is provided with a heating assembly. The cooperation between the second conveyor belt and the third conveyor belt enables the preform to be loaded and placed on the conveying assembly. The preform is conveyed by the conveying component and passes through each working component in turn to complete the automatic conveying of the preform during the blow molding process. The special-shaped plate is used Replacing air clamps and cylinders reduces energy requirements and lowers the cost of the blow molding machine.

Description

A conveying mechanism of a fully automatic double-channel blow molding machine

technical field

The invention relates to the technical field of bottle blowing machines, in particular to a conveying mechanism of a fully automatic double-channel blow molding machine.

Background technique

Due to its advantages of lightness and greater toughness, plastic is widely used in all walks of life, especially the beverage packaging in food, which is basically packaged in plastic bottles. The production of plastic bottles is to blow the preforms after they are heated. Plastic forming, preforms have basically realized automatic transportation in the process of blow molding. However, the current preforms need a large number of air clips and cylinders to work together during transportation. The use of air clips and cylinders increases the blowing process. The energy consumption of the blow molding machine also increases the cost of the blow molding machine. In view of the above problems, a fully automatic conveying mechanism of the double channel blow molding machine is provided.

Contents of the invention

The object of the present invention is to provide a fully automatic conveying mechanism for a double-channel blow molding machine in view of the deficiencies in the prior art.

In order to solve the above problems, the present invention provides the following technical solutions:

A conveying mechanism of a fully automatic double-feeder blow molding machine, including a feeding device, a first blow molding device and a second blow molding device symmetrically arranged on both sides of the output end of the feeding device, and the feeding device includes a material box , the first conveyor belt extending obliquely upward from the bottom of the bin, the slideway at the end of the first conveyor belt, the second conveyor belt above the slideway and the third conveyor belt at the end of the slideway, the first blow molding device and the second The blow molding devices all include a conveying assembly, a blow molding assembly, a cooling assembly, a blanking assembly and a reset assembly, and the blow molding assembly, the cooling assembly, the blanking assembly and the reset assembly are sequentially arranged on the conveying assembly along the conveying direction. The end of the third conveyor belt is provided with a lifting plate for lifting the bottle tire, and the lifting plate is provided with a first lifting block and a second lifting block along both sides of the first blow molding device and the second blow molding device , the first lifting block and the second lifting block are set parallel to the third conveyor belt, and the vertical distance from the side of the first lifting block close to the first blow molding device to the first blow molding device gradually decreases until it is the same as the first blow molding device. When the molding device fits, the vertical distance from the side of the second lifting block close to the second blow molding device to the second blow molding device gradually decreases until it fits the second blow molding device. The first lifting block and the second lifting block The height of the blocks increases gradually along their direction away from the third conveyor belt respectively, and the end of said lifting plate is provided with a heating assembly through which the conveying assembly passes.

Further, the first conveyor belt is provided with a plurality of partitions equally spaced along the first conveyor belt, each partition is perpendicular to the length direction of the conveyor belt and the length of each partition is the same as the width of the conveyor belt, the first Both sides of the conveyor belt are provided with baffles fitted to the two ends of the partition.

Further, the entrance end of the slideway is lower than the end of the first conveyor belt, the entrance end of the slideway is lower than the exit end thereof, and the width of the slideway decreases gradually along the direction away from the first conveyor belt until it is equal to the length of the preform, Both sides of the end of the slideway are provided with slide grooves slidingly matched with the protruding part of the preform, and the end of the slideway is provided with a limiting edge.

Further, the second conveyor belt is arranged parallel to the slideway, and the second conveyor belt is provided with several position-limiting groups equally spaced, and each position-limiting group includes four position-limiting groups equally spaced along the width direction of the second conveyor belt. Column, the length of the limit column is less than or equal to the minimum distance from the second conveyor belt to the slideway.

Further, the third conveyor belt is provided with a number of equally spaced limiting slots that cooperate with the preforms, each of which is arc-shaped and has the same radius as the preform, and the third Both sides of the conveyor belt are provided with upper platens for clamping preforms.

Further, each of the conveying components includes a conveyor chain and several mounting seats distributed at equal intervals along the conveyor chain, splints are provided on both sides of the conveyor chain, and hinged seats fixedly connected to it are provided on the mounting seats, and each hinged seat There is a station seat that is plugged and matched with the preform on the upper hinge. There is a groove inside the station seat. Block return spring.

Further, the part of the hinge seat close to the inside of the conveyor chain is set at a right angle to prevent the workstation seat from rotating to the inside of the conveyor chain, and the part of the hinge seat close to the outside of the conveyor chain is set as a rounded corner that allows the workstation seat to rotate to the outside of the conveyor chain .

Beneficial effects: the conveying mechanism of a fully automatic double-channel blow molding machine of the present invention, through the cooperation of the first conveyor belt, the slideway, the second conveyor belt and the third conveyor belt, the preform is located at the end of the third conveyor belt, and the working The cooperation between the seat and the compression plate makes the preform sit on the station seat, and the preform is in a vertical state under the action of the lifting plate, and the feeding process of the preform is completed. The preform moves with the conveyor chain and passes through the setting in turn. The working components around the conveyor chain complete the automatic conveying of preforms in the blow molding process, reducing manual workload, and more use special-shaped plate structures to realize actions, reduce the use of air clamps and cylinders in the production process, and reduce the demand for energy volume and reduce the cost of the blow molding machine.

Description of drawings

Fig. 1 is the top view of fully automatic double feeder blow molding machine;

Figure 2 is a schematic diagram of a partial three-dimensional structure of a conveying mechanism of a fully automatic double-channel blow molding machine;

Fig. 3 is a schematic diagram 2 of a partial three-dimensional structure of a conveying mechanism of a fully automatic double-channel blow molding machine;

Fig. 4 is a schematic diagram of a partial three-dimensional structure of a conveying mechanism of a fully automatic double-channel blow molding machine;

Figure 5 is a schematic diagram of a partially cut-away three-dimensional structure of a fully automatic double-channel blow molding machine;

Figure 6 is a schematic diagram of a partially cut-away three-dimensional structure of a fully automatic double-channel blow molding machine;

Fig. 7 is a three-dimensional structural schematic diagram 1 of a fully automatic double-channel blow molding machine;

Fig. 8 is an enlarged view of place A in Fig. 7;

Fig. 9 is a three-dimensional structural schematic diagram II of a fully automatic double-feeder blow molding machine;

Fig. 10 is an enlarged view of place B in Fig. 9;

Explanation of reference numerals: feeding device 1, first blow molding device 2, second blow molding device 3, material box 4, first conveyor belt 5, partition 5a, baffle 5b, slideway 6, chute 5a, limit Position edge 5b, second conveyor belt 7, limit column 7a, third conveyor belt 8, limit groove 8a, upper platen 8b, conveying assembly 9, mounting seat 9a, splint 9b, hinge seat 9c, station seat 9d, insert block 9e, blow molding assembly 10, first mold shell 10a, second mold shell 10b, first cylinder 10c, second cylinder 10d, cooling assembly 11, cooling box 11a, heat conducting layer 11b, heat insulating layer 11c, water inlet pipe 11d, outlet pipe 11e, blanking assembly 12, first blanking plate 12a, second blanking plate 12b, reset assembly 13, upper push plate 13a, compression plate 13b, lifting plate 14, first lifting block 14a, The second lifting block 14b, the heating assembly 15, the heating box 15a, the heating lamp 15b, and the convex mirror 15c.

detailed description

Below in conjunction with accompanying drawing and embodiment of description, specific embodiment of the present invention is described in further detail:

Referring to Fig. 1 to Fig. 10, the conveying mechanism of a fully automatic double-channel blow molding machine includes a feeding device 1 and a first blow molding device 2 and a second blow molding device symmetrically arranged on both sides of the output end of the feeding device 1. Blow molding device 3, the feeding device 1 includes a bin 4, a first conveyor belt 5 extending obliquely upward from the bottom of the bin 4, a slideway 6 at the end of the first conveyor belt 5, and a second conveyor belt above the slideway 6 7 and the third conveyor belt 8 located at the end of the slideway 6, the first blow molding device 2 and the second blow molding device 3 both include a conveying assembly 9, a blow molding assembly 10, a cooling assembly 11, a blanking assembly 12 and a reset assembly 13. The blow molding assembly 10, the cooling assembly 11, the unloading assembly 12 and the reset assembly 13 are sequentially arranged on the conveying assembly 9 along the conveying direction. Lifting plate 14, lifting plate 14 is provided with first lifting block 14a and second lifting block 14b along both sides of first blow molding device 2 and second blow molding device 3, first lifting block 14a and The second lifting blocks 14b are all arranged in parallel with the third conveyor belt 8, and the vertical distance from the side of the first lifting block 14a close to the first blow molding device 2 to the first blow molding device 2 is gradually reduced until it is close to the first blow molding device 2. 2 fit, the vertical distance from the side of the second lifting block 14b close to the second blow molding device 3 to the second blow molding device 3 gradually decreases until it fits with the second blow molding device 3, the first lifting block 14a and The heights of the second lifting blocks 14 b increase gradually along the direction away from the third conveyor belt 8 , and the ends of the lifting plates 14 are provided with heating components 15 through which the conveying components 9 pass.

2 to 4, the entrance end of the slideway 6 is lower than the end of the first conveyor belt 5, the entrance end of the slideway 6 is lower than its exit end, and the width of the slideway 6 is far away from the first conveyor belt 5 along it. The direction gradually shrinks until it is equal to the length of the preform. Both sides of the end of the slideway 6 are provided with a chute 6a that is slidingly matched with the protrusion of the preform. The end of the slideway 6 is provided with a limit edge 6b; The preforms in 4 are transported up to the slideway 6 along with the first conveyor belt 5, and the baffles 5b on both sides of the first conveyor belt 5 can prevent the preforms on the first conveyor belt 5 from sliding out from the side.

The entrance end of the slideway 6 is lower than the end of the first conveyor belt 5, the entrance end of the slideway 6 is lower than the exit end thereof, and the width of the slideway 6 gradually shrinks along the direction away from the first conveyor belt 5 until it is equal to the length of the preform Both sides of the end of the slideway 6 are provided with a chute 6a that is slidingly matched with the protruding part of the preform, and the end of the slideway 6 is provided with a limiting edge 6b; Slide along the slideway 6 to the third conveyor belt 8. The entrance width of the slideway 6 is wider to facilitate the entry of the skewed preforms rolled down from the first conveyor belt 5. The limit edge 6b can prevent the preforms from sliding down too fast , so that it does not arrive at the designated position when it enters the third conveyor belt 8.

The second conveyor belt 7 is arranged in parallel with the slideway 6, and the second conveyor belt 7 is provided with a plurality of position-limiting groups distributed at equal intervals, and each position-limiting group includes four position-limiting groups distributed at equal intervals along the width direction of the second conveyor belt 7. Position post 7a, the length of limit post 7a is less than or equal to the minimum distance from second conveyor belt 7 to slideway 6; The entrance of 6 moves to the exit of slideway 6, and drives the preform in slideway 6 to be able to slide along slideway 6, and the four limit posts 7a that arrange side by side can make the length direction of each preform and the length direction of slideway 6 The length direction is kept vertical to prevent the preform from skewing in the slideway 6 and blocking the slideway 6.

The third conveyer belt 8 is provided with several equidistantly distributed limiting grooves 8a matched with the preforms. Each limiting groove 8a is arc-shaped and the radius of the arc is the same as that of the preforms. Both sides of the conveyor belt 8 are provided with an upper platen 8b for engaging preforms; each limiting groove 8a corresponds to a preform to be transported, and the radius of the limiting groove 8a is the same as that of the preform to prevent the Move back and forth.

Referring to Fig. 9 and shown in Fig. 10, described conveying assembly 9 all comprises conveying chain and several mounting bases 9a that are equally spaced along conveying chain, both sides of conveying chain are provided with splint 9b, and mounting base 9a is provided with Fixedly connected hinged seats 9c, each hinged seat 9c is hinged with a station seat 9d that is plugged and matched with the preform. Connect the matched plug 9e, the groove is provided with a spring for resetting the plug 9e; the mounting seat 9a is fixedly connected with the hinged seat 9c, so that the hinged seat 9c can be quickly disassembled from the mounting seat 9a, because every two installations The distance between the seats 9a is fixed, therefore, when different preforms or plastic bottles of different sizes are to be blown out, the hinged seats 9c can be installed on the two mounting seats 9a separated by a plurality of mounting seats 9a, so that The distance between two adjacent workstations 9d can be changed, and the splints 9b on both sides of the conveying chain can engage the workstations 9d to prevent them from rotating during the conveying process.

The part of the hinge seat 9c near the inside of the conveyor chain is set to prevent the station seat 9d from rotating to the inside of the conveyor chain at a right angle, and the part of the hinge seat 9c near the outside of the conveyor chain is set as a circle that allows the station seat 9d to rotate to the outside of the conveyor chain. Angle; the right angle and rounded corners on the hinged seat 9c make the station seat 9d only rotate at an angle of 90 degrees in one direction.

5, the heating assembly 15 is located in the straight section of the conveying assembly 9, the heating assembly 15 includes a heating box 15a and a heating lamp 15b arranged in the heating box 15a, the heating box 15a is provided with a chamber, and the heating lamp 15b It is located in the middle of the chamber and its two ends are fixedly connected to the front wall and the rear wall of the chamber respectively. The inner wall of the chamber is made of reflective material. The upper and lower ends of the chamber are provided with convex mirrors 15c. The heating box 15a The box body is a double-layer structure, and its outer layer is made of heat-insulating material; the inner wall of the reflective chamber can prevent the temperature in the heating box 15a from dissipating heat through heat radiation, and the heat-insulating layer 11c on the outer layer of the heating box 15a can reduce heat conduction Heat dissipation greatly reduces the loss of temperature in the heating box 15a, and the convex mirror 15c can reflect the light emitted upwards and downwards to the preforms on the first conveying assembly 9 and the second conveying assembly 9, enhancing its heating effect.

6, the blow molding assembly 10 includes a first mold shell 10a and a second mold shell 10b that cooperate with each other to form a mould, and the first mold shell 10a and the second mold shell 10b are symmetrical about the conveyor chain Set and the rear ends of the first mold shell 10a and the second mold shell 10b are respectively provided with a first air cylinder 10c and a second air cylinder 10d for driving themselves; the first blow molding assembly 10 second blow molding assembly 10 all adopt prior art, do not describe in detail here.

The cooling assembly 11 includes a cooling box 11a and a pipeline arranged inside the box body of the cooling box 11a. The cooling box 11a is a double-sided structure and its inner and outer layers are respectively a heat conducting layer 11b and a heat insulating layer 11c. The outer wall of the box is provided with a water inlet pipe 11d and an outlet pipe 11e; the cooling liquid is transported into the inside of the cooling box 11a through the pipes and reduces the temperature in the cooling box 11a, thereby reducing the temperature of the freshly blown plastic bottles passing through the cooling box 11a. Temperature, so that it can be quickly cooled and shaped, avoiding the natural cooling of plastic bottles on the track, which makes the transport track too long.

7 and 8, the blanking assembly 12 is located in the straight section of the conveying assembly 9, and the blanking assembly 12 includes a first blanking plate 12a and a second blanking plate respectively arranged on the inside and outside of the conveyor chain 12b, the first blanking plate 12a and the second blanking plate 12b are parallel to each other, the distance between the first blanking plate 12a and the second blanking plate 12b is greater than the minimum diameter of the preform and smaller than the maximum diameter of the preform, the first The heights of the first blanking plate 12a and the second blanking plate 12b are gradually increased along the conveying direction of the conveyor chain and the growth rate of the height of the first blanking plate 12a is greater than the growth rate of the height of the second blanking plate 12b; blow molding is completed The plastic bottle moves with the station seat 9d. When it reaches the first blanking plate 12a and the second blanking plate 12b, the height of the first blanking plate 12a and the second blanking plate 12b gradually rises, so that the plastic bottle Gradually be lifted from the station seat 9d, because the height growth rate of the first blanking plate 12a of the inside is greater than the second plastic plate, the plastic bottle that is lifted is inclined to the outside, when the plastic bottle is separated from the station seat 9d, it will fall to the outside of the transmission chain first.

9, the reset assembly 13 includes an upper push plate 13a and a compression plate 13b, the upper push plate 13a is located above the conveyor chain, and the level of the lower end surface of the upper push plate 13a is equal to or higher than that of the hinge seat 9c. On the upper end face, the width of the upper push plate 13a gradually increases along the conveying direction of the conveying chain until it is greater than or equal to the width of the mounting seat 9a. The compression plate 13b is located on the side of the conveying chain, and the distance from the compressing plate 13b to the conveying chain is along the length of the conveying chain. The moving direction of the moving direction is gradually reduced until the compression plate 13b can completely shrink the insert block 9e into the station seat 9d; when the station seat 9d that completes blanking passes the upper push plate 13a, since the width of the upper push plate 13a increases gradually, thus The station seat 9d is gradually rotated to the outside of the conveyor chain and finally rotated 90 degrees. When the rotated station seat 9d passes through the compression plate 13b, since the compression plate 13b is getting closer to the transmission chain, the insert block 9e gradually moves toward the work station. Contraction in seat 9d.

Working principle: the present invention puts the preform into the material box 4, and the partition plate 5a on the first conveyor belt 5 can drive the preform to move upward until it falls into the slideway 6, and the preform moves toward the slideway 6 on the slideway 6. The outlet end slides, the second conveyor belt 7 above the slideway 6 rotates and drives the limit column 7a on the second conveyor belt 7 to push the preform to move, and makes the length direction of the preform perpendicular to the length direction of the slideway 6, and passes through the slideway 6 of the preform falls into a groove on the third conveyor belt 8 matched with the slideway 6 and is conveyed to the end by the third conveyor belt 8. At this time, the stations on both sides of the third conveyor belt 8 just pass through the compression plate 13b The seat 9d moves to the two ends of the preform respectively, and the inserting block 9e inside the station seat 9d located at the opening of the preform pops up under the action of the spring and is inserted into the preform, and the station seat 9d drives the preform to continue to move. When lifting the block, under the action of the lifting block that gradually becomes wider and higher, it changes from a horizontal state to a vertical state, and the vertical preform passes through the heating assembly 15, the blow molding assembly 10, and the cooling assembly under the drive of the conveyor chain. The component 11 and the blanking component 12 complete the blow molding and realize the automatic delivery of the preforms of the bottle blowing machine.

The above description is only a preferred embodiment of the present invention, and does not make any limitation to the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still valid. It belongs to the scope of the technical solution of the present invention.

Claims (7)

1. A conveying mechanism of a fully automatic double-feeder blow molding machine, characterized in that: it includes a feeding device (1) and a first blow molding device (2) symmetrically arranged on both sides of the output end of the feeding device (1) And the second blow molding device (3), the feeding device (1) includes a material box (4), a first conveyor belt (5) extending obliquely upward from the bottom of the material box (4), located on the first conveyor belt (5) The slideway (6) at the end, the second conveyor belt (7) above the slideway (6) and the third conveyor belt (8) at the end of the slideway (6), the first blow molding device (2) and the second conveyor belt (8) The two blow molding devices (3) all include a conveying assembly (9), a blow molding assembly (10), a cooling assembly (11), a blanking assembly (12) and a reset assembly (13), and the blow molding assembly (10), The cooling assembly (11), the unloading assembly (12) and the reset assembly (13) are sequentially arranged on the conveying assembly (9) along the conveying direction, and the end of the third conveying belt (8) is provided with a The lifting plate (14) is provided with a first lifting block (14a) and a second lifting block (14a) along both sides of the first blow molding device (2) and the second blow molding device (3). Block (14b), the first lifting block (14a) and the second lifting block (14b) are all arranged in parallel with the third conveyor belt (8), and the first lifting block (14a) is close to the first blow molding device (2 ) to the vertical distance from one side of the first blow molding device (2) gradually decreases until it fits the first blow molding device (2), and the second lifting block (14b) is close to one side of the second blow molding device (3). The vertical distance from the side to the second blow molding device (3) is gradually reduced until it fits the second blow molding device (3), and the heights of the first lifting block (14a) and the second lifting block (14b) are respectively along its The direction away from the third conveyor belt (8) gradually increases, and the end of the lifting plate (14) is provided with a heating assembly (15) for the conveying assembly (9) to pass through. 2. The conveying mechanism of a fully automatic double-channel blow molding machine according to claim 1, characterized in that: the first conveyor belt (5) is provided with a number of equidistant distribution along the first conveyor belt (5). a dividing plate (5a), each dividing plate (5a) is perpendicular to the longitudinal direction of the conveyer belt and the length of each dividing plate (5a) is all the same as the width of the conveying belt, both sides of the first conveying belt (5) are provided with The baffle plate (5b) that the two ends of the partition plate (5a) are bonded to. 3. The conveying mechanism of a fully automatic double-feed blow molding machine according to claim 2, characterized in that: the entrance end of the slideway (6) is lower than the end of the first conveyor belt (5), and the slideway ( 6) The inlet end is lower than the outlet end, and the width of the slideway (6) gradually decreases along the direction away from the first conveyor belt (5) until it is equal to the length of the preform. Both sides of the end of the slideway (6) are provided with There is a chute (6a) slidingly matched with the protruding part of the preform, and the end of the chute (6) is provided with a limiting edge (6b). 4. The conveying mechanism of a fully automatic double-channel blow molding machine according to claim 3, characterized in that: the second conveyor belt (7) is arranged in parallel with the slideway (6), and the second conveyor belt (7) There are several limit groups distributed at equal intervals on the top, each limit group includes four limit posts (7a) distributed at equal intervals along the width direction of the second conveyor belt (7), and the length of the limit posts (7a) is less than Or equal to the minimum distance from the second conveyor belt (7) to the slideway (6). 5. The conveying mechanism of a fully automatic double-channel blow molding machine according to claim 1, characterized in that: the third conveyer belt (8) is provided with a plurality of equidistantly distributed limiters for matching with the preforms. Position grooves (8a), each limit groove (8a) is arc-shaped and the radius of the arc is the same as the radius of the preform, and both sides of the third conveyor belt (8) are provided with upper Press plate (8b). 6. The conveying mechanism of a fully automatic double-channel blow molding machine according to claim 1, characterized in that: the conveying components (9) each include a conveying chain and several mounting seats distributed at equal intervals along the conveying chain (9a), both sides of the conveyor chain are provided with splints (9b), and the mounting seat (9a) is provided with a hinged seat (9c) fixedly connected with it, and each hinged seat (9c) is hinged with a Cooperating station seat (9d), the interior of described station seat (9d) is provided with groove, and station seat (9d) is provided with the plug-in block (9e) that is mated with groove, and is provided with in the groove There is a spring for returning the plug (9e). 7. The conveying mechanism of a fully automatic double-channel blow molding machine according to claim 6, characterized in that: the part of the hinged seat (9c) close to the inner side of the conveying chain is set to prevent the station seat (9d) from The inside of the conveyor chain rotates at a right angle, and the part of the hinge seat (9c) near the outside of the conveyor chain is set as a rounded corner that allows the station seat (9d) to rotate to the outside of the conveyor chain.